backport stable
authorSylvain Thénault <sylvain.thenault@logilab.fr>
Thu, 15 Apr 2010 12:48:40 +0200
changeset 5274 16461f675734
parent 5272 f7d2df59231a (diff)
parent 5273 c4caef6f09c9 (current diff)
child 5297 cc747dcef851
backport stable
_exceptions.py
cwconfig.py
cwvreg.py
devtools/__init__.py
devtools/testlib.py
doc/book/en/development/devweb/views.rst
doc/book/en/development/webstdlib/autoform.rst
doc/book/en/development/webstdlib/basetemplates.rst
doc/book/en/development/webstdlib/baseviews.rst
doc/book/en/development/webstdlib/boxes.rst
doc/book/en/development/webstdlib/breadcrumbs.rst
doc/book/en/development/webstdlib/editcontroller.rst
doc/book/en/development/webstdlib/editforms.rst
doc/book/en/development/webstdlib/embedding.rst
doc/book/en/development/webstdlib/facets.rst
doc/book/en/development/webstdlib/idownloadable.rst
doc/book/en/development/webstdlib/index.rst
doc/book/en/development/webstdlib/primary.rst
doc/book/en/development/webstdlib/startup.rst
doc/book/en/development/webstdlib/table.rst
doc/book/en/development/webstdlib/urlpublish.rst
doc/book/en/development/webstdlib/wdoc.rst
doc/book/en/development/webstdlib/xmlrss.rst
doc/book/en/intro/book-map.rst
doc/book/en/intro/tutorial/blog-in-five-minutes.rst
doc/book/en/intro/tutorial/components.rst
doc/book/en/intro/tutorial/conclusion.rst
doc/book/en/intro/tutorial/create-cube.rst
doc/book/en/intro/tutorial/index.rst
doc/book/en/intro/tutorial/maintemplate.rst
etwist/server.py
--- a/README	Thu Apr 15 12:47:29 2010 +0200
+++ b/README	Thu Apr 15 12:48:40 2010 +0200
@@ -1,6 +1,15 @@
 CubicWeb semantic web framework
 ===============================
 
+CubicWeb is a entities / relations based knowledge management system
+developped at Logilab.
+
+This package contains:
+* a repository server
+* a RQL command line client to the repository
+* an adaptative modpython interface to the server
+* a bunch of other management tools
+
 Install
 -------
 
--- a/__pkginfo__.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/__pkginfo__.py	Thu Apr 15 12:48:40 2010 +0200
@@ -1,36 +1,21 @@
 # pylint: disable-msg=W0622,C0103
 """cubicweb global packaging information for the cubicweb knowledge management
 software
+
 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
 """
 
-distname = "cubicweb"
-modname = "cubicweb"
+modname = distname = "cubicweb"
 
 numversion = (3, 7, 3)
 version = '.'.join(str(num) for num in numversion)
 
-license = 'LGPL'
-copyright = '''Copyright (c) 2003-2010 LOGILAB S.A. (Paris, FRANCE).
-http://www.logilab.fr/ -- mailto:contact@logilab.fr'''
-
+description = "a repository of entities / relations for knowledge management"
 author = "Logilab"
 author_email = "contact@logilab.fr"
-
-short_desc = "a repository of entities / relations for knowledge management"
-long_desc = """CubicWeb is a entities / relations based knowledge management system
-developped at Logilab.
-
-This package contains:
-* a repository server
-* a RQL command line client to the repository
-* an adaptative modpython interface to the server
-* a bunch of other management tools
-"""
-
 web = 'http://www.cubicweb.org'
 ftp = 'ftp://ftp.logilab.org/pub/cubicweb'
-pyversions = ['2.5', '2.6']
+license = 'LGPL'
 
 classifiers = [
            'Environment :: Web Environment',
@@ -39,6 +24,32 @@
            'Programming Language :: JavaScript',
 ]
 
+__depends__ = {
+    'logilab-common': '>= 0.49.0',
+    'logilab-mtconverter': '>= 0.6.0',
+    'rql': '>= 0.26.0',
+    'yams': '>= 0.28.1',
+    'docutils': '>= 0.6',
+    #gettext                    # for xgettext, msgcat, etc...
+    # web dependancies
+    'simplejson': '>= 2.0.9',
+    'lxml': '',
+    'Twisted': '',
+    # XXX graphviz
+    # server dependencies
+    'logilab-database': '',
+    'pysqlite': '>= 2.5.5', # XXX install pysqlite2
+    }
+
+__recommends__ = {
+    'Pyro': '>= 3.9.1',
+    'PIL': '',                  # for captcha
+    'pycrypto': '',             # for crypto extensions
+    'fyzz': '>= 0.1.0',         # for sparql
+    'vobject': '>= 0.6.0',      # for ical view
+    #'Products.FCKeditor':'',
+    #'SimpleTAL':'>= 4.1.6',
+    }
 
 import sys
 from os import listdir, environ
@@ -49,57 +60,53 @@
            if not s.endswith('.bat')]
 include_dirs = [join('test', 'data'),
                 join('server', 'test', 'data'),
+                join('hooks', 'test', 'data'),
                 join('web', 'test', 'data'),
                 join('devtools', 'test', 'data'),
                 'skeleton']
 
 
-entities_dir = 'entities'
-schema_dir = 'schemas'
-sobjects_dir = 'sobjects'
-server_migration_dir = join('misc', 'migration')
-data_dir = join('web', 'data')
-wdoc_dir = join('web', 'wdoc')
-wdocimages_dir = join(wdoc_dir, 'images')
-views_dir = join('web', 'views')
-i18n_dir = 'i18n'
+_server_migration_dir = join('misc', 'migration')
+_data_dir = join('web', 'data')
+_wdoc_dir = join('web', 'wdoc')
+_wdocimages_dir = join(_wdoc_dir, 'images')
+_views_dir = join('web', 'views')
+_i18n_dir = 'i18n'
 
-if environ.get('APYCOT_ROOT'):
+_pyversion = '.'.join(str(num) for num in sys.version_info[0:2])
+if '--home' in sys.argv:
     # --home install
-    pydir = 'python'
+    pydir = 'python' + _pyversion
 else:
-    python_version = '.'.join(str(num) for num in sys.version_info[0:2])
-    pydir = join('python' + python_version, 'site-packages')
+    pydir = join('python' + _pyversion, 'site-packages')
 
 try:
     data_files = [
-        # common data
-        #[join('share', 'cubicweb', 'entities'),
-        # [join(entities_dir, filename) for filename in listdir(entities_dir)]],
         # server data
         [join('share', 'cubicweb', 'schemas'),
-         [join(schema_dir, filename) for filename in listdir(schema_dir)]],
-        #[join('share', 'cubicweb', 'sobjects'),
-        # [join(sobjects_dir, filename) for filename in listdir(sobjects_dir)]],
+         [join('schemas', filename) for filename in listdir('schemas')]],
         [join('share', 'cubicweb', 'migration'),
-         [join(server_migration_dir, filename)
-          for filename in listdir(server_migration_dir)]],
+         [join(_server_migration_dir, filename)
+          for filename in listdir(_server_migration_dir)]],
         # web data
         [join('share', 'cubicweb', 'cubes', 'shared', 'data'),
-         [join(data_dir, fname) for fname in listdir(data_dir) if not isdir(join(data_dir, fname))]],
+         [join(_data_dir, fname) for fname in listdir(_data_dir)
+          if not isdir(join(_data_dir, fname))]],
         [join('share', 'cubicweb', 'cubes', 'shared', 'data', 'timeline'),
-         [join(data_dir, 'timeline', fname) for fname in listdir(join(data_dir, 'timeline'))]],
+         [join(_data_dir, 'timeline', fname) for fname in listdir(join(_data_dir, 'timeline'))]],
         [join('share', 'cubicweb', 'cubes', 'shared', 'data', 'images'),
-         [join(data_dir, 'images', fname) for fname in listdir(join(data_dir, 'images'))]],
+         [join(_data_dir, 'images', fname) for fname in listdir(join(_data_dir, 'images'))]],
         [join('share', 'cubicweb', 'cubes', 'shared', 'wdoc'),
-         [join(wdoc_dir, fname) for fname in listdir(wdoc_dir) if not isdir(join(wdoc_dir, fname))]],
+         [join(_wdoc_dir, fname) for fname in listdir(_wdoc_dir)
+          if not isdir(join(_wdoc_dir, fname))]],
         [join('share', 'cubicweb', 'cubes', 'shared', 'wdoc', 'images'),
-         [join(wdocimages_dir, fname) for fname in listdir(wdocimages_dir)]],
-        # XXX: .pt install should be handled properly in a near future version
+         [join(_wdocimages_dir, fname) for fname in listdir(_wdocimages_dir)]],
+        [join('share', 'cubicweb', 'cubes', 'shared', 'i18n'),
+         [join(_i18n_dir, fname) for fname in listdir(_i18n_dir)]],
+        # XXX: drop .pt files
         [join('lib', pydir, 'cubicweb', 'web', 'views'),
-         [join(views_dir, fname) for fname in listdir(views_dir) if fname.endswith('.pt')]],
-        [join('share', 'cubicweb', 'cubes', 'shared', 'i18n'),
-         [join(i18n_dir, fname) for fname in listdir(i18n_dir)]],
+         [join(_views_dir, fname) for fname in listdir(_views_dir)
+          if fname.endswith('.pt')]],
         # skeleton
         ]
 except OSError:
--- a/_exceptions.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/_exceptions.py	Thu Apr 15 12:48:40 2010 +0200
@@ -52,9 +52,6 @@
     """raised when when an attempt to establish a connection failed do to wrong
     connection information (login / password or other authentication token)
     """
-    def __init__(self, *args, **kwargs):
-        super(AuthenticationError, self).__init__(*args)
-        self.__dict__.update(kwargs)
 
 class BadConnectionId(ConnectionError):
     """raised when a bad connection id is given"""
--- a/cwconfig.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/cwconfig.py	Thu Apr 15 12:48:40 2010 +0200
@@ -124,12 +124,11 @@
 import sys
 import os
 import logging
-import tempfile
 from smtplib import SMTP
 from threading import Lock
-from os.path import exists, join, expanduser, abspath, normpath, basename, isdir
+from os.path import (exists, join, expanduser, abspath, normpath,
+                     basename, isdir, dirname)
 from warnings import warn
-
 from logilab.common.decorators import cached, classproperty
 from logilab.common.deprecation import deprecated
 from logilab.common.logging_ext import set_log_methods, init_log
@@ -177,6 +176,23 @@
                                  % (directory, modes))
     return modes[0]
 
+def _find_prefix(start_path=CW_SOFTWARE_ROOT):
+    """Runs along the parent directories of *start_path* (default to cubicweb source directory)
+    looking for one containing a 'share/cubicweb' directory.
+    The first matching directory is assumed as the prefix installation of cubicweb
+
+    Returns the matching prefix or None.
+    """
+    prefix = start_path
+    old_prefix = None
+    if not isdir(start_path):
+        prefix = dirname(start_path)
+    while not isdir(join(prefix, 'share', 'cubicweb')) and prefix != old_prefix:
+        old_prefix = prefix
+        prefix = dirname(prefix)
+    if isdir(join(prefix, 'share', 'cubicweb')):
+        return prefix
+    return sys.prefix
 
 # persistent options definition
 PERSISTENT_OPTIONS = (
@@ -249,6 +265,11 @@
 
 CWDEV = exists(join(CW_SOFTWARE_ROOT, '.hg'))
 
+try:
+    _INSTALL_PREFIX = os.environ['CW_INSTALL_PREFIX']
+except KeyError:
+    _INSTALL_PREFIX = _find_prefix()
+
 class CubicWebNoAppConfiguration(ConfigurationMixIn):
     """base class for cubicweb configuration without a specific instance directory
     """
@@ -262,25 +283,16 @@
     # debug mode
     debugmode = False
 
-    if os.environ.get('APYCOT_ROOT'):
-        mode = 'test'
-        # allow to test cubes within apycot using cubicweb not installed by
-        # apycot
-        if __file__.startswith(os.environ['APYCOT_ROOT']):
-            CUBES_DIR = '%(APYCOT_ROOT)s/local/share/cubicweb/cubes/' % os.environ
-            # create __init__ file
-            file(join(CUBES_DIR, '__init__.py'), 'w').close()
-        else:
-            CUBES_DIR = '/usr/share/cubicweb/cubes/'
-    elif (CWDEV and _forced_mode != 'system'):
+
+    if (CWDEV and _forced_mode != 'system'):
         mode = 'user'
-        CUBES_DIR = abspath(normpath(join(CW_SOFTWARE_ROOT, '../cubes')))
+        _CUBES_DIR = join(CW_SOFTWARE_ROOT, '../cubes')
     else:
-        if _forced_mode == 'user':
-            mode = 'user'
-        else:
-            mode = 'system'
-        CUBES_DIR = '/usr/share/cubicweb/cubes/'
+        mode = _forced_mode or 'system'
+        _CUBES_DIR = join(_INSTALL_PREFIX, 'share', 'cubicweb', 'cubes')
+
+    CUBES_DIR = env_path('CW_CUBES_DIR', _CUBES_DIR, 'cubes', checkexists=False)
+    CUBES_PATH = os.environ.get('CW_CUBES_PATH', '').split(os.pathsep)
 
     options = (
        ('log-threshold',
@@ -342,7 +354,6 @@
           }),
         )
     # static and class methods used to get instance independant resources ##
-
     @staticmethod
     def cubicweb_version():
         """return installed cubicweb version"""
@@ -381,21 +392,17 @@
                            % directory)
                 continue
             for cube in os.listdir(directory):
-                if isdir(join(directory, cube)) and not cube == 'shared':
+                if cube in ('CVS', '.svn', 'shared', '.hg'):
+                    continue
+                if isdir(join(directory, cube)):
                     cubes.add(cube)
         return sorted(cubes)
 
     @classmethod
     def cubes_search_path(cls):
         """return the path of directories where cubes should be searched"""
-        path = []
-        try:
-            for directory in os.environ['CW_CUBES_PATH'].split(os.pathsep):
-                directory = abspath(normpath(directory))
-                if exists(directory) and not directory in path:
-                    path.append(directory)
-        except KeyError:
-            pass
+        path = [abspath(normpath(directory)) for directory in cls.CUBES_PATH
+                if directory.strip() and exists(directory.strip())]
         if not cls.CUBES_DIR in path and exists(cls.CUBES_DIR):
             path.append(cls.CUBES_DIR)
         return path
@@ -411,7 +418,7 @@
     @classmethod
     def cube_dir(cls, cube):
         """return the cube directory for the given cube id,
-        raise ConfigurationError if it doesn't exists
+        raise `ConfigurationError` if it doesn't exists
         """
         for directory in cls.cubes_search_path():
             cubedir = join(directory, cube)
@@ -429,10 +436,12 @@
         """return the information module for the given cube"""
         cube = CW_MIGRATION_MAP.get(cube, cube)
         try:
-            return getattr(__import__('cubes.%s.__pkginfo__' % cube), cube).__pkginfo__
+            parent = __import__('cubes.%s.__pkginfo__' % cube)
+            return getattr(parent, cube).__pkginfo__
         except Exception, ex:
-            raise ConfigurationError('unable to find packaging information for '
-                                     'cube %s (%s: %s)' % (cube, ex.__class__.__name__, ex))
+            raise ConfigurationError(
+                'unable to find packaging information for cube %s (%s: %s)'
+                % (cube, ex.__class__.__name__, ex))
 
     @classmethod
     def cube_version(cls, cube):
@@ -444,14 +453,43 @@
         return Version(version)
 
     @classmethod
+    def _cube_deps(cls, cube, key, oldkey):
+        """return cubicweb cubes used by the given cube"""
+        pkginfo = cls.cube_pkginfo(cube)
+        try:
+            # explicit __xxx_cubes__ attribute
+            deps = getattr(pkginfo, key)
+        except AttributeError:
+            # deduce cubes from generic __xxx__ attribute
+            try:
+                gendeps = getattr(pkginfo, key.replace('_cubes', ''))
+            except AttributeError:
+                # bw compat
+                if hasattr(pkginfo, oldkey):
+                    warn('[3.8] %s is deprecated, use %s dict' % (oldkey, key),
+                         DeprecationWarning)
+                    deps = getattr(pkginfo, oldkey)
+                else:
+                    deps = {}
+            else:
+                deps = dict( (x[len('cubicweb-'):], v)
+                             for x, v in gendeps.iteritems()
+                             if x.startswith('cubicweb-'))
+        if not isinstance(deps, dict):
+            deps = dict((key, None) for key in deps)
+            warn('[3.8] cube %s should define %s as a dict' % (cube, key),
+                 DeprecationWarning)
+        return deps
+
+    @classmethod
     def cube_dependencies(cls, cube):
         """return cubicweb cubes used by the given cube"""
-        return getattr(cls.cube_pkginfo(cube), '__use__', ())
+        return cls._cube_deps(cube, '__depends_cubes__', '__use__')
 
     @classmethod
     def cube_recommends(cls, cube):
         """return cubicweb cubes recommended by the given cube"""
-        return getattr(cls.cube_pkginfo(cube), '__recommend__', ())
+        return cls._cube_deps(cube, '__recommends_cubes__', '__recommend__')
 
     @classmethod
     def expand_cubes(cls, cubes, with_recommends=False):
@@ -484,9 +522,10 @@
         graph = {}
         for cube in cubes:
             cube = CW_MIGRATION_MAP.get(cube, cube)
-            deps = cls.cube_dependencies(cube) + \
-                   cls.cube_recommends(cube)
-            graph[cube] = set(dep for dep in deps if dep in cubes)
+            graph[cube] = set(dep for dep in cls.cube_dependencies(cube)
+                              if dep in cubes)
+            graph[cube] |= set(dep for dep in cls.cube_recommends(cube)
+                               if dep in cubes)
         cycles = get_cycles(graph)
         if cycles:
             cycles = '\n'.join(' -> '.join(cycle) for cycle in cycles)
@@ -634,6 +673,7 @@
             cw_rest_init()
 
     def adjust_sys_path(self):
+        # overriden in CubicWebConfiguration
         self.cls_adjust_sys_path()
 
     def init_log(self, logthreshold=None, debug=False,
@@ -683,35 +723,24 @@
         """
         return None
 
+
 class CubicWebConfiguration(CubicWebNoAppConfiguration):
     """base class for cubicweb server and web configurations"""
 
-    INSTANCES_DATA_DIR = None
-    if os.environ.get('APYCOT_ROOT'):
-        root = os.environ['APYCOT_ROOT']
-        REGISTRY_DIR = '%s/etc/cubicweb.d/' % root
-        if not exists(REGISTRY_DIR):
-            os.makedirs(REGISTRY_DIR)
-        RUNTIME_DIR = tempfile.gettempdir()
-        # allow to test cubes within apycot using cubicweb not installed by
-        # apycot
-        if __file__.startswith(os.environ['APYCOT_ROOT']):
-            MIGRATION_DIR = '%s/local/share/cubicweb/migration/' % root
+    if CubicWebNoAppConfiguration.mode == 'user':
+        _INSTANCES_DIR = expanduser('~/etc/cubicweb.d/')
+    else: #mode = 'system'
+        if _INSTALL_PREFIX == '/usr':
+            _INSTANCES_DIR = '/etc/cubicweb.d/'
         else:
-            MIGRATION_DIR = '/usr/share/cubicweb/migration/'
-    else:
-        if CubicWebNoAppConfiguration.mode == 'user':
-            REGISTRY_DIR = expanduser('~/etc/cubicweb.d/')
-            RUNTIME_DIR = tempfile.gettempdir()
-            INSTANCES_DATA_DIR = REGISTRY_DIR
-        else: #mode = 'system'
-            REGISTRY_DIR = '/etc/cubicweb.d/'
-            RUNTIME_DIR = '/var/run/cubicweb/'
-            INSTANCES_DATA_DIR = '/var/lib/cubicweb/instances/'
-        if CWDEV:
-            MIGRATION_DIR = join(CW_SOFTWARE_ROOT, 'misc', 'migration')
-        else:
-            MIGRATION_DIR = '/usr/share/cubicweb/migration/'
+            _INSTANCES_DIR = join(_INSTALL_PREFIX, 'etc', 'cubicweb.d')
+
+    if os.environ.get('APYCOT_ROOT'):
+        _cubes_init = join(CubicWebNoAppConfiguration.CUBES_DIR, '__init__.py')
+        if not exists(_cubes_init):
+            file(join(_cubes_init), 'w').close()
+        if not exists(_INSTANCES_DIR):
+            os.makedirs(_INSTANCES_DIR)
 
     # for some commands (creation...) we don't want to initialize gettext
     set_language = True
@@ -755,25 +784,19 @@
         )
 
     @classmethod
-    def runtime_dir(cls):
-        """run time directory for pid file..."""
-        return env_path('CW_RUNTIME_DIR', cls.RUNTIME_DIR, 'run time')
-
-    @classmethod
-    def registry_dir(cls):
+    def instances_dir(cls):
         """return the control directory"""
-        return env_path('CW_INSTANCES_DIR', cls.REGISTRY_DIR, 'registry')
-
-    @classmethod
-    def instance_data_dir(cls):
-        """return the instance data directory"""
-        return env_path('CW_INSTANCES_DATA_DIR', cls.INSTANCES_DATA_DIR,
-                        'additional data')
+        return env_path('CW_INSTANCES_DIR', cls._INSTANCES_DIR, 'registry')
 
     @classmethod
     def migration_scripts_dir(cls):
         """cubicweb migration scripts directory"""
-        return env_path('CW_MIGRATION_DIR', cls.MIGRATION_DIR, 'migration')
+        if CWDEV:
+            return join(CW_SOFTWARE_ROOT, 'misc', 'migration')
+        mdir = join(_INSTALL_PREFIX, 'share', 'cubicweb', 'migration')
+        if not exists(mdir):
+            raise ConfigurationError('migration path %s doesn\'t exist' % mdir)
+        return mdir
 
     @classmethod
     def config_for(cls, appid, config=None):
@@ -796,9 +819,10 @@
         """return the home directory of the instance with the given
         instance id
         """
-        home = join(cls.registry_dir(), appid)
+        home = join(cls.instances_dir(), appid)
         if not exists(home):
-            raise ConfigurationError('no such instance %s (check it exists with "cubicweb-ctl list")' % appid)
+            raise ConfigurationError('no such instance %s (check it exists with'
+                                     ' "cubicweb-ctl list")' % appid)
         return home
 
     MODES = ('common', 'repository', 'Any', 'web')
@@ -821,7 +845,9 @@
     def default_log_file(self):
         """return default path to the log file of the instance'server"""
         if self.mode == 'user':
-            basepath = join(tempfile.gettempdir(), '%s-%s' % (basename(self.appid), self.name))
+            import tempfile
+            basepath = join(tempfile.gettempdir(), '%s-%s' % (
+                basename(self.appid), self.name))
             path = basepath + '.log'
             i = 1
             while exists(path) and i < 100: # arbitrary limit to avoid infinite loop
@@ -836,7 +862,13 @@
 
     def default_pid_file(self):
         """return default path to the pid file of the instance'server"""
-        return join(self.runtime_dir(), '%s-%s.pid' % (self.appid, self.name))
+        if self.mode == 'system':
+            # XXX not under _INSTALL_PREFIX, right?
+            rtdir = env_path('CW_RUNTIME_DIR', '/var/run/cubicweb/', 'run time')
+        else:
+            import tempfile
+            rtdir = env_path('CW_RUNTIME_DIR', tempfile.gettempdir(), 'run time')
+        return join(rtdir, '%s-%s.pid' % (self.appid, self.name))
 
     # instance methods used to get instance specific resources #############
 
@@ -856,11 +888,17 @@
 
     @property
     def apphome(self):
-        return join(self.registry_dir(), self.appid)
+        return join(self.instances_dir(), self.appid)
 
     @property
     def appdatahome(self):
-        return join(self.instance_data_dir(), self.appid)
+        if self.mode == 'system':
+            # XXX not under _INSTALL_PREFIX, right?
+            iddir = '/var/lib/cubicweb/instances/'
+        else:
+            iddir = self.instances_dir()
+        iddir = env_path('CW_INSTANCES_DATA_DIR', iddir, 'additional data')
+        return join(iddir, self.appid)
 
     def init_cubes(self, cubes):
         assert self._cubes is None, self._cubes
@@ -925,7 +963,8 @@
                 if exists(sitefile) and not sitefile in self._site_loaded:
                     self._load_site_cubicweb(sitefile)
                     self._site_loaded.add(sitefile)
-                    self.warning('[3.5] site_erudi.py is deprecated, should be renamed to site_cubicweb.py')
+                    self.warning('[3.5] site_erudi.py is deprecated, should be '
+                                 'renamed to site_cubicweb.py')
 
     def _load_site_cubicweb(self, sitefile):
         # XXX extrapath argument to load_module_from_file only in lgc > 0.46
--- a/cwctl.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/cwctl.py	Thu Apr 15 12:48:40 2010 +0200
@@ -13,6 +13,7 @@
 # possible (for cubicweb-ctl reactivity, necessary for instance for usable bash
 # completion). So import locally in command helpers.
 import sys
+from warnings import warn
 from os import remove, listdir, system, pathsep
 try:
     from os import kill, getpgid
@@ -85,7 +86,7 @@
         Instance used by another one should appears first in the file (one
         instance per line)
         """
-        regdir = cwcfg.registry_dir()
+        regdir = cwcfg.instances_dir()
         _allinstances = list_instances(regdir)
         if isfile(join(regdir, 'startorder')):
             allinstances = []
@@ -168,84 +169,6 @@
 
 # base commands ###############################################################
 
-def version_strictly_lower(a, b):
-    from logilab.common.changelog import Version
-    if a:
-        a = Version(a)
-    if b:
-        b = Version(b)
-    return a < b
-
-def max_version(a, b):
-    from logilab.common.changelog import Version
-    return str(max(Version(a), Version(b)))
-
-class ConfigurationProblem(object):
-    """Each cube has its own list of dependencies on other cubes/versions.
-
-    The ConfigurationProblem is used to record the loaded cubes, then to detect
-    inconsistencies in their dependencies.
-
-    See configuration management on wikipedia for litterature.
-    """
-
-    def __init__(self):
-        self.cubes = {}
-
-    def add_cube(self, name, info):
-        self.cubes[name] = info
-
-    def solve(self):
-        self.warnings = []
-        self.errors = []
-        self.read_constraints()
-        for cube, versions in sorted(self.constraints.items()):
-            oper, version = None, None
-            # simplify constraints
-            if versions:
-                for constraint in versions:
-                    op, ver = constraint
-                    if oper is None:
-                        oper = op
-                        version = ver
-                    elif op == '>=' and oper == '>=':
-                        version = max_version(ver, version)
-                    else:
-                        print 'unable to handle this case', oper, version, op, ver
-            # "solve" constraint satisfaction problem
-            if cube not in self.cubes:
-                self.errors.append( ('add', cube, version) )
-            elif versions:
-                lower_strict = version_strictly_lower(self.cubes[cube].version, version)
-                if oper in ('>=','='):
-                    if lower_strict:
-                        self.errors.append( ('update', cube, version) )
-                else:
-                    print 'unknown operator', oper
-
-    def read_constraints(self):
-        self.constraints = {}
-        self.reverse_constraints = {}
-        for cube, info in self.cubes.items():
-            if hasattr(info,'__depends_cubes__'):
-                use = info.__depends_cubes__
-                if not isinstance(use, dict):
-                    use = dict((key, None) for key in use)
-                    self.warnings.append('cube %s should define __depends_cubes__ as a dict not a list')
-            else:
-                self.warnings.append('cube %s should define __depends_cubes__' % cube)
-                use = dict((key, None) for key in info.__use__)
-            for name, constraint in use.items():
-                self.constraints.setdefault(name,set())
-                if constraint:
-                    try:
-                        oper, version = constraint.split()
-                        self.constraints[name].add( (oper, version) )
-                    except:
-                        self.warnings.append('cube %s depends on %s but constraint badly formatted: %s'
-                                             % (cube, name, constraint))
-                self.reverse_constraints.setdefault(name, set()).add(cube)
-
 class ListCommand(Command):
     """List configurations, cubes and instances.
 
@@ -262,6 +185,7 @@
         """run the command with its specific arguments"""
         if args:
             raise BadCommandUsage('Too much arguments')
+        from cubicweb.migration import ConfigurationProblem
         print 'CubicWeb %s (%s mode)' % (cwcfg.cubicweb_version(), cwcfg.mode)
         print
         print 'Available configurations:'
@@ -273,7 +197,7 @@
                     continue
                 print '   ', line
         print
-        cfgpb = ConfigurationProblem()
+        cfgpb = ConfigurationProblem(cwcfg)
         try:
             cubesdir = pathsep.join(cwcfg.cubes_search_path())
             namesize = max(len(x) for x in cwcfg.available_cubes())
@@ -284,26 +208,31 @@
         else:
             print 'Available cubes (%s):' % cubesdir
             for cube in cwcfg.available_cubes():
-                if cube in ('CVS', '.svn', 'shared', '.hg'):
-                    continue
                 try:
                     tinfo = cwcfg.cube_pkginfo(cube)
                     tversion = tinfo.version
-                    cfgpb.add_cube(cube, tinfo)
+                    cfgpb.add_cube(cube, tversion)
                 except ConfigurationError:
                     tinfo = None
                     tversion = '[missing cube information]'
                 print '* %s %s' % (cube.ljust(namesize), tversion)
                 if self.config.verbose:
-                    shortdesc = tinfo and (getattr(tinfo, 'short_desc', '')
-                                           or tinfo.__doc__)
-                    if shortdesc:
-                        print '    '+ '    \n'.join(shortdesc.splitlines())
+                    if tinfo:
+                        descr = getattr(tinfo, 'description', '')
+                        if not descr:
+                            descr = getattr(tinfo, 'short_desc', '')
+                            if descr:
+                                warn('[3.8] short_desc is deprecated, update %s'
+                                     ' pkginfo' % cube, DeprecationWarning)
+                            else:
+                                descr = tinfo.__doc__
+                        if descr:
+                            print '    '+ '    \n'.join(descr.splitlines())
                     modes = detect_available_modes(cwcfg.cube_dir(cube))
                     print '    available modes: %s' % ', '.join(modes)
         print
         try:
-            regdir = cwcfg.registry_dir()
+            regdir = cwcfg.instances_dir()
         except ConfigurationError, ex:
             print 'No instance available:', ex
             print
@@ -611,7 +540,7 @@
     actionverb = 'restarted'
 
     def run_args(self, args, askconfirm):
-        regdir = cwcfg.registry_dir()
+        regdir = cwcfg.instances_dir()
         if not isfile(join(regdir, 'startorder')) or len(args) <= 1:
             # no specific startorder
             super(RestartInstanceCommand, self).run_args(args, askconfirm)
@@ -953,7 +882,7 @@
 
     def run(self, args):
         """run the command with its specific arguments"""
-        regdir = cwcfg.registry_dir()
+        regdir = cwcfg.instances_dir()
         for appid in sorted(listdir(regdir)):
             print appid
 
--- a/cwvreg.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/cwvreg.py	Thu Apr 15 12:48:40 2010 +0200
@@ -386,6 +386,10 @@
 
 
 class ActionsRegistry(CWRegistry):
+    def poss_visible_objects(self, *args, **kwargs):
+        """return an ordered list of possible actions"""
+        return sorted(self.possible_objects(*args, **kwargs),
+                      key=lambda x: x.order)
 
     def possible_actions(self, req, rset=None, **kwargs):
         if rset is None:
@@ -600,7 +604,7 @@
     def solutions(self, req, rqlst, args):
         def type_from_eid(eid, req=req):
             return req.describe(eid)[0]
-        self.rqlhelper.compute_solutions(rqlst, {'eid': type_from_eid}, args)
+        return self.rqlhelper.compute_solutions(rqlst, {'eid': type_from_eid}, args)
 
     def parse(self, req, rql, args=None):
         rqlst = self.rqlhelper.parse(rql)
--- a/dbapi.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/dbapi.py	Thu Apr 15 12:48:40 2010 +0200
@@ -14,12 +14,14 @@
 from logging import getLogger
 from time import time, clock
 from itertools import count
+from warnings import warn
 
 from logilab.common.logging_ext import set_log_methods
 from logilab.common.decorators import monkeypatch
 from logilab.common.deprecation import deprecated
 
-from cubicweb import ETYPE_NAME_MAP, ConnectionError, cwvreg, cwconfig
+from cubicweb import ETYPE_NAME_MAP, ConnectionError, AuthenticationError,\
+     cwvreg, cwconfig
 from cubicweb.req import RequestSessionBase
 
 
@@ -154,10 +156,34 @@
     cnx = repo_connect(repo, login, cnxprops=cnxprops, **kwargs)
     return repo, cnx
 
+class _NeedAuthAccessMock(object):
+    def __getattribute__(self, attr):
+        raise AuthenticationError()
+    def __nonzero__(self):
+        return False
+
+class DBAPISession(object):
+    def __init__(self, cnx, login=None, authinfo=None):
+        self.cnx = cnx
+        self.data = {}
+        self.login = login
+        self.authinfo = authinfo
+        # dbapi session identifier is the same as the first connection
+        # identifier, but may later differ in case of auto-reconnection as done
+        # by the web authentication manager (in cw.web.views.authentication)
+        if cnx is not None:
+            self.sessionid = cnx.sessionid
+        else:
+            self.sessionid = None
+
+    @property
+    def anonymous_session(self):
+        return not self.cnx or self.cnx.anonymous_connection
+
 
 class DBAPIRequest(RequestSessionBase):
 
-    def __init__(self, vreg, cnx=None):
+    def __init__(self, vreg, session=None):
         super(DBAPIRequest, self).__init__(vreg)
         try:
             # no vreg or config which doesn't handle translations
@@ -167,12 +193,13 @@
         self.set_default_language(vreg)
         # cache entities built during the request
         self._eid_cache = {}
-        # these args are initialized after a connection is
-        # established
-        self.cnx = None   # connection associated to the request
-        self._user = None # request's user, set at authentication
-        if cnx is not None:
-            self.set_connection(cnx)
+        if session is not None:
+            self.set_session(session)
+        else:
+            # these args are initialized after a connection is
+            # established
+            self.session = None
+            self.cnx = self.user = _NeedAuthAccessMock()
 
     def base_url(self):
         return self.vreg.config['base-url']
@@ -180,13 +207,25 @@
     def from_controller(self):
         return 'view'
 
-    def set_connection(self, cnx, user=None):
+    def set_session(self, session, user=None):
         """method called by the session handler when the user is authenticated
         or an anonymous connection is open
         """
-        self.cnx = cnx
-        self.cursor = cnx.cursor(self)
-        self.set_user(user)
+        self.session = session
+        if session.cnx:
+            self.cnx = session.cnx
+            self.execute = session.cnx.cursor(self).execute
+            if user is None:
+                user = self.cnx.user(self, {'lang': self.lang})
+        if user is not None:
+            self.user = user
+            self.set_entity_cache(user)
+
+    def execute(self, *args, **kwargs):
+        """overriden when session is set. By default raise authentication error
+        so authentication is requested.
+        """
+        raise AuthenticationError()
 
     def set_default_language(self, vreg):
         try:
@@ -204,14 +243,6 @@
             self.pgettext = lambda x, y: y
         self.debug('request default language: %s', self.lang)
 
-    def describe(self, eid):
-        """return a tuple (type, sourceuri, extid) for the entity with id <eid>"""
-        return self.cnx.describe(eid)
-
-    def source_defs(self):
-        """return the definition of sources used by the repository."""
-        return self.cnx.source_defs()
-
     # entities cache management ###############################################
 
     def entity_cache(self, eid):
@@ -231,24 +262,6 @@
 
     # low level session data management #######################################
 
-    def session_data(self):
-        """return a dictionnary containing session data"""
-        return self.cnx.session_data()
-
-    def get_session_data(self, key, default=None, pop=False):
-        """return value associated to `key` in session data"""
-        if self.cnx is None:
-            return default # before the connection has been established
-        return self.cnx.get_session_data(key, default, pop)
-
-    def set_session_data(self, key, value):
-        """set value associated to `key` in session data"""
-        return self.cnx.set_session_data(key, value)
-
-    def del_session_data(self, key):
-        """remove value associated to `key` in session data"""
-        return self.cnx.del_session_data(key)
-
     def get_shared_data(self, key, default=None, pop=False):
         """return value associated to `key` in shared data"""
         return self.cnx.get_shared_data(key, default, pop)
@@ -265,26 +278,39 @@
 
     # server session compat layer #############################################
 
+    def describe(self, eid):
+        """return a tuple (type, sourceuri, extid) for the entity with id <eid>"""
+        return self.cnx.describe(eid)
+
+    def source_defs(self):
+        """return the definition of sources used by the repository."""
+        return self.cnx.source_defs()
+
     def hijack_user(self, user):
         """return a fake request/session using specified user"""
         req = DBAPIRequest(self.vreg)
-        req.set_connection(self.cnx, user)
+        req.set_session(self.session, user)
         return req
 
-    @property
-    def user(self):
-        if self._user is None and self.cnx:
-            self.set_user(self.cnx.user(self, {'lang': self.lang}))
-        return self._user
+    @deprecated('[3.8] use direct access to req.session.data dictionary')
+    def session_data(self):
+        """return a dictionnary containing session data"""
+        return self.session.data
 
-    def set_user(self, user):
-        self._user = user
-        if user:
-            self.set_entity_cache(user)
+    @deprecated('[3.8] use direct access to req.session.data dictionary')
+    def get_session_data(self, key, default=None, pop=False):
+        if pop:
+            return self.session.data.pop(key, default)
+        return self.session.data.get(key, default)
 
-    def execute(self, *args, **kwargs):
-        """Session interface compatibility"""
-        return self.cursor.execute(*args, **kwargs)
+    @deprecated('[3.8] use direct access to req.session.data dictionary')
+    def set_session_data(self, key, value):
+        self.session.data[key] = value
+
+    @deprecated('[3.8] use direct access to req.session.data dictionary')
+    def del_session_data(self, key):
+        self.session.data.pop(key, None)
+
 
 set_log_methods(DBAPIRequest, getLogger('cubicweb.dbapi'))
 
@@ -299,68 +325,104 @@
     etc.
     """
 
-# module level objects ########################################################
+
+# cursor / connection objects ##################################################
+
+class Cursor(object):
+    """These objects represent a database cursor, which is used to manage the
+    context of a fetch operation. Cursors created from the same connection are
+    not isolated, i.e., any changes done to the database by a cursor are
+    immediately visible by the other cursors. Cursors created from different
+    connections are isolated.
+    """
+
+    def __init__(self, connection, repo, req=None):
+        """This read-only attribute return a reference to the Connection
+        object on which the cursor was created.
+        """
+        self.connection = connection
+        """optionnal issuing request instance"""
+        self.req = req
+        self._repo = repo
+        self._sessid = connection.sessionid
+
+    def close(self):
+        """no effect"""
+        pass
+
+    def execute(self, rql, args=None, eid_key=None, build_descr=True):
+        """execute a rql query, return resulting rows and their description in
+        a :class:`~cubicweb.rset.ResultSet` object
+
+        * `rql` should be an Unicode string or a plain ASCII string, containing
+          the rql query
+
+        * `args` the optional args dictionary associated to the query, with key
+          matching named substitution in `rql`
+
+        * `build_descr` is a boolean flag indicating if the description should
+          be built on select queries (if false, the description will be en empty
+          list)
+
+        on INSERT queries, there will be one row for each inserted entity,
+        containing its eid
+
+        on SET queries, XXX describe
+
+        DELETE queries returns no result.
+
+        .. Note::
+          to maximize the rql parsing/analyzing cache performance, you should
+          always use substitute arguments in queries, i.e. avoid query such as::
+
+            execute('Any X WHERE X eid 123')
+
+          use::
+
+            execute('Any X WHERE X eid %(x)s', {'x': 123})
+        """
+        if eid_key is not None:
+            warn('[3.8] eid_key is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
+        rset = self._repo.execute(self._sessid, rql, args, build_descr)
+        rset.req = self.req
+        return rset
 
 
-apilevel = '2.0'
-
-"""Integer constant stating the level of thread safety the interface supports.
-Possible values are:
-
-                0     Threads may not share the module.
-                1     Threads may share the module, but not connections.
-                2     Threads may share the module and connections.
-                3     Threads may share the module, connections and
-                      cursors.
-
-Sharing in the above context means that two threads may use a resource without
-wrapping it using a mutex semaphore to implement resource locking. Note that
-you cannot always make external resources thread safe by managing access using
-a mutex: the resource may rely on global variables or other external sources
-that are beyond your control.
-"""
-threadsafety = 1
+class LogCursor(Cursor):
+    """override the standard cursor to log executed queries"""
 
-"""String constant stating the type of parameter marker formatting expected by
-the interface. Possible values are :
+    def execute(self, operation, parameters=None, eid_key=None, build_descr=True):
+        """override the standard cursor to log executed queries"""
+        if eid_key is not None:
+            warn('[3.8] eid_key is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
+        tstart, cstart = time(), clock()
+        rset = Cursor.execute(self, operation, parameters, build_descr=build_descr)
+        self.connection.executed_queries.append((operation, parameters,
+                                                 time() - tstart, clock() - cstart))
+        return rset
 
-                'qmark'         Question mark style,
-                                e.g. '...WHERE name=?'
-                'numeric'       Numeric, positional style,
-                                e.g. '...WHERE name=:1'
-                'named'         Named style,
-                                e.g. '...WHERE name=:name'
-                'format'        ANSI C printf format codes,
-                                e.g. '...WHERE name=%s'
-                'pyformat'      Python extended format codes,
-                                e.g. '...WHERE name=%(name)s'
-"""
-paramstyle = 'pyformat'
-
-
-# connection object ###########################################################
 
 class Connection(object):
     """DB-API 2.0 compatible Connection object for CubicWeb
     """
     # make exceptions available through the connection object
     ProgrammingError = ProgrammingError
+    # attributes that may be overriden per connection instance
+    anonymous_connection = False
+    cursor_class = Cursor
+    vreg = None
+    _closed = None
 
     def __init__(self, repo, cnxid, cnxprops=None):
         self._repo = repo
         self.sessionid = cnxid
         self._close_on_del = getattr(cnxprops, 'close_on_del', True)
         self._cnxtype = getattr(cnxprops, 'cnxtype', 'pyro')
-        self._closed = None
         if cnxprops and cnxprops.log_queries:
             self.executed_queries = []
             self.cursor_class = LogCursor
-        else:
-            self.cursor_class = Cursor
-        self.anonymous_connection = False
-        self.vreg = None
-        # session's data
-        self.data = {}
 
     def __repr__(self):
         if self.anonymous_connection:
@@ -378,29 +440,7 @@
             return False #propagate the exception
 
     def request(self):
-        return DBAPIRequest(self.vreg, self)
-
-    def session_data(self):
-        """return a dictionnary containing session data"""
-        return self.data
-
-    def get_session_data(self, key, default=None, pop=False):
-        """return value associated to `key` in session data"""
-        if pop:
-            return self.data.pop(key, default)
-        else:
-            return self.data.get(key, default)
-
-    def set_session_data(self, key, value):
-        """set value associated to `key` in session data"""
-        self.data[key] = value
-
-    def del_session_data(self, key):
-        """remove value associated to `key` in session data"""
-        try:
-            del self.data[key]
-        except KeyError:
-            pass
+        return DBAPIRequest(self.vreg, DBAPISession(self))
 
     def check(self):
         """raise `BadConnectionId` if the connection is no more valid"""
@@ -474,8 +514,6 @@
             if self._repo.config.instance_hooks:
                 hm.register_hooks(config.load_hooks(self.vreg))
 
-    load_vobjects = deprecated()(load_appobjects)
-
     def use_web_compatible_requests(self, baseurl, sitetitle=None):
         """monkey patch DBAPIRequest to fake a cw.web.request, so you should
         able to call html views using rset from a simple dbapi connection.
@@ -659,212 +697,3 @@
         him).
         """
         return self._repo.undo_transaction(self.sessionid, txuuid)
-
-
-# cursor object ###############################################################
-
-class Cursor(object):
-    """These objects represent a database cursor, which is used to manage the
-    context of a fetch operation. Cursors created from the same connection are
-    not isolated, i.e., any changes done to the database by a cursor are
-    immediately visible by the other cursors. Cursors created from different
-    connections can or can not be isolated, depending on how the transaction
-    support is implemented (see also the connection's rollback() and commit()
-    methods.)
-    """
-
-    def __init__(self, connection, repo, req=None):
-        """This read-only attribute return a reference to the Connection
-        object on which the cursor was created.
-        """
-        self.connection = connection
-        """optionnal issuing request instance"""
-        self.req = req
-
-        """This read/write attribute specifies the number of rows to fetch at a
-        time with fetchmany(). It defaults to 1 meaning to fetch a single row
-        at a time.
-
-        Implementations must observe this value with respect to the fetchmany()
-        method, but are free to interact with the database a single row at a
-        time. It may also be used in the implementation of executemany().
-        """
-        self.arraysize = 1
-
-        self._repo = repo
-        self._sessid = connection.sessionid
-        self._res = None
-        self._closed = None
-        self._index = 0
-
-
-    def close(self):
-        """Close the cursor now (rather than whenever __del__ is called).  The
-        cursor will be unusable from this point forward; an Error (or subclass)
-        exception will be raised if any operation is attempted with the cursor.
-        """
-        self._closed = True
-
-
-    def execute(self, operation, parameters=None, eid_key=None, build_descr=True):
-        """Prepare and execute a database operation (query or command).
-        Parameters may be provided as sequence or mapping and will be bound to
-        variables in the operation.  Variables are specified in a
-        database-specific notation (see the module's paramstyle attribute for
-        details).
-
-        A reference to the operation will be retained by the cursor.  If the
-        same operation object is passed in again, then the cursor can optimize
-        its behavior.  This is most effective for algorithms where the same
-        operation is used, but different parameters are bound to it (many
-        times).
-
-        For maximum efficiency when reusing an operation, it is best to use the
-        setinputsizes() method to specify the parameter types and sizes ahead
-        of time.  It is legal for a parameter to not match the predefined
-        information; the implementation should compensate, possibly with a loss
-        of efficiency.
-
-        The parameters may also be specified as list of tuples to e.g. insert
-        multiple rows in a single operation, but this kind of usage is
-        depreciated: executemany() should be used instead.
-
-        Return values are not defined by the DB-API, but this here it returns a
-        ResultSet object.
-        """
-        self._res = rset = self._repo.execute(self._sessid, operation,
-                                              parameters, eid_key, build_descr)
-        rset.req = self.req
-        self._index = 0
-        return rset
-
-
-    def executemany(self, operation, seq_of_parameters):
-        """Prepare a database operation (query or command) and then execute it
-        against all parameter sequences or mappings found in the sequence
-        seq_of_parameters.
-
-        Modules are free to implement this method using multiple calls to the
-        execute() method or by using array operations to have the database
-        process the sequence as a whole in one call.
-
-        Use of this method for an operation which produces one or more result
-        sets constitutes undefined behavior, and the implementation is
-        permitted (but not required) to raise an exception when it detects that
-        a result set has been created by an invocation of the operation.
-
-        The same comments as for execute() also apply accordingly to this
-        method.
-
-        Return values are not defined.
-        """
-        for parameters in seq_of_parameters:
-            self.execute(operation, parameters)
-            if self._res.rows is not None:
-                self._res = None
-                raise ProgrammingError('Operation returned a result set')
-
-
-    def fetchone(self):
-        """Fetch the next row of a query result set, returning a single
-        sequence, or None when no more data is available.
-
-        An Error (or subclass) exception is raised if the previous call to
-        execute*() did not produce any result set or no call was issued yet.
-        """
-        if self._res is None:
-            raise ProgrammingError('No result set')
-        row = self._res.rows[self._index]
-        self._index += 1
-        return row
-
-
-    def fetchmany(self, size=None):
-        """Fetch the next set of rows of a query result, returning a sequence
-        of sequences (e.g. a list of tuples). An empty sequence is returned
-        when no more rows are available.
-
-        The number of rows to fetch per call is specified by the parameter.  If
-        it is not given, the cursor's arraysize determines the number of rows
-        to be fetched. The method should try to fetch as many rows as indicated
-        by the size parameter. If this is not possible due to the specified
-        number of rows not being available, fewer rows may be returned.
-
-        An Error (or subclass) exception is raised if the previous call to
-        execute*() did not produce any result set or no call was issued yet.
-
-        Note there are performance considerations involved with the size
-        parameter.  For optimal performance, it is usually best to use the
-        arraysize attribute.  If the size parameter is used, then it is best
-        for it to retain the same value from one fetchmany() call to the next.
-        """
-        if self._res is None:
-            raise ProgrammingError('No result set')
-        if size is None:
-            size = self.arraysize
-        rows = self._res.rows[self._index:self._index + size]
-        self._index += size
-        return rows
-
-
-    def fetchall(self):
-        """Fetch all (remaining) rows of a query result, returning them as a
-        sequence of sequences (e.g. a list of tuples).  Note that the cursor's
-        arraysize attribute can affect the performance of this operation.
-
-        An Error (or subclass) exception is raised if the previous call to
-        execute*() did not produce any result set or no call was issued yet.
-        """
-        if self._res is None:
-            raise ProgrammingError('No result set')
-        if not self._res.rows:
-            return []
-        rows = self._res.rows[self._index:]
-        self._index = len(self._res)
-        return rows
-
-
-    def setinputsizes(self, sizes):
-        """This can be used before a call to execute*() to predefine memory
-        areas for the operation's parameters.
-
-        sizes is specified as a sequence -- one item for each input parameter.
-        The item should be a Type Object that corresponds to the input that
-        will be used, or it should be an integer specifying the maximum length
-        of a string parameter.  If the item is None, then no predefined memory
-        area will be reserved for that column (this is useful to avoid
-        predefined areas for large inputs).
-
-        This method would be used before the execute*() method is invoked.
-
-        Implementations are free to have this method do nothing and users are
-        free to not use it.
-        """
-        pass
-
-
-    def setoutputsize(self, size, column=None):
-        """Set a column buffer size for fetches of large columns (e.g. LONGs,
-        BLOBs, etc.).  The column is specified as an index into the result
-        sequence.  Not specifying the column will set the default size for all
-        large columns in the cursor.
-
-        This method would be used before the execute*() method is invoked.
-
-        Implementations are free to have this method do nothing and users are
-        free to not use it.
-        """
-        pass
-
-
-class LogCursor(Cursor):
-    """override the standard cursor to log executed queries"""
-
-    def execute(self, operation, parameters=None, eid_key=None, build_descr=True):
-        """override the standard cursor to log executed queries"""
-        tstart, cstart = time(), clock()
-        rset = Cursor.execute(self, operation, parameters, eid_key, build_descr)
-        self.connection.executed_queries.append((operation, parameters,
-                                                 time() - tstart, clock() - cstart))
-        return rset
-
--- a/debian/control	Thu Apr 15 12:47:29 2010 +0200
+++ b/debian/control	Thu Apr 15 12:48:40 2010 +0200
@@ -83,7 +83,7 @@
 Architecture: all
 XB-Python-Version: ${python:Versions}
 Depends: ${python:Depends}, cubicweb-common (= ${source:Version}), python-simplejson (>= 1.3)
-Recommends: python-docutils, python-vobject, fckeditor, python-fyzz, python-pysixt, fop, python-imaging
+Recommends: python-docutils, python-vobject, fckeditor, python-fyzz, python-imaging
 Description: web interface library for the CubicWeb framework
  CubicWeb is a semantic web application framework.
  .
@@ -97,7 +97,7 @@
 Package: cubicweb-common
 Architecture: all
 XB-Python-Version: ${python:Versions}
-Depends: ${python:Depends}, graphviz, gettext, python-logilab-mtconverter (>= 0.6.0), python-logilab-common (>= 0.49.0), python-yams (>= 0.28.1), python-rql (>= 0.25.0), python-lxml
+Depends: ${python:Depends}, graphviz, gettext, python-logilab-mtconverter (>= 0.6.0), python-logilab-common (>= 0.50.0), python-yams (>= 0.28.1), python-rql (>= 0.26.0), python-lxml
 Recommends: python-simpletal (>= 4.0), python-crypto
 Conflicts: cubicweb-core
 Replaces: cubicweb-core
--- a/devtools/__init__.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/devtools/__init__.py	Thu Apr 15 12:48:40 2010 +0200
@@ -97,9 +97,6 @@
           }),
         ))
 
-    if not os.environ.get('APYCOT_ROOT'):
-        REGISTRY_DIR = normpath(join(CW_SOFTWARE_ROOT, '../cubes'))
-
     def __init__(self, appid, log_threshold=logging.CRITICAL+10):
         ServerConfiguration.__init__(self, appid)
         self.init_log(log_threshold, force=True)
--- a/devtools/devctl.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/devtools/devctl.py	Thu Apr 15 12:48:40 2010 +0200
@@ -22,7 +22,8 @@
 
 from cubicweb.__pkginfo__ import version as cubicwebversion
 from cubicweb import CW_SOFTWARE_ROOT as BASEDIR, BadCommandUsage
-from cubicweb.toolsutils import Command, copy_skeleton, underline_title
+from cubicweb.toolsutils import (SKEL_EXCLUDE, Command,
+                                 copy_skeleton, underline_title)
 from cubicweb.web.webconfig import WebConfiguration
 from cubicweb.server.serverconfig import ServerConfiguration
 
@@ -440,12 +441,19 @@
     """Create a new cube.
 
     <cubename>
-      the name of the new cube
+      the name of the new cube. It should be a valid python module name.
     """
     name = 'newcube'
     arguments = '<cubename>'
 
     options = (
+        ("layout",
+         {'short': 'L', 'type' : 'choice', 'metavar': '<cube layout>',
+          'default': 'simple', 'choices': ('simple', 'full'),
+          'help': 'cube layout. You\'ll get a minimal cube with the "simple" \
+layout, and a full featured cube with "full" layout.',
+          }
+         ),
         ("directory",
          {'short': 'd', 'type' : 'string', 'metavar': '<cubes directory>',
           'help': 'directory where the new cube should be created',
@@ -475,14 +483,28 @@
           'help': 'cube author\'s web site',
           }
          ),
+        ("license",
+         {'short': 'l', 'type' : 'choice', 'metavar': '<license>',
+          'default': 'LGPL', 'choices': ('GPL', 'LGPL', ''),
+          'help': 'cube license',
+          }
+         ),
         )
 
+    LICENSES = {
+        'LGPL': 'GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses',
+        'GPL': 'GNU General Public License, v2.1 - http://www.gnu.org/licenses',
+        '': 'closed source'
+        }
 
     def run(self, args):
+        import re
         from logilab.common.shellutils import ASK
         if len(args) != 1:
             raise BadCommandUsage("exactly one argument (cube name) is expected")
-        cubename, = args
+        cubename = args[0]
+        if not re.match('[_A-Za-z][_A-Za-z0-9]*$', cubename):
+            raise BadCommandUsage("cube name should be a valid python module name")
         verbose = self.get('verbose')
         cubesdir = self.get('directory')
         if not cubesdir:
@@ -533,8 +555,14 @@
                    'author': self['author'],
                    'author-email': self['author-email'],
                    'author-web-site': self['author-web-site'],
+                   'license': self['license'],
+                   'long-license': self.LICENSES[self['license']],
                    }
-        copy_skeleton(skeldir, cubedir, context)
+        exclude = SKEL_EXCLUDE
+        if self['layout'] == 'simple':
+            exclude += ('sobjects.py*', 'precreate.py*', 'realdb_test*',
+                        'cubes.*', 'external_resources*')
+        copy_skeleton(skeldir, cubedir, context, exclude=exclude)
 
     def _ask_for_dependancies(self):
         from logilab.common.shellutils import ASK
--- a/devtools/repotest.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/devtools/repotest.py	Thu Apr 15 12:48:40 2010 +0200
@@ -233,8 +233,8 @@
         self._dumb_sessions.append(s)
         return s
 
-    def execute(self, rql, args=None, eid_key=None, build_descr=True):
-        return self.o.execute(self.session, rql, args, eid_key, build_descr)
+    def execute(self, rql, args=None, build_descr=True):
+        return self.o.execute(self.session, rql, args, build_descr)
 
     def commit(self):
         self.session.commit()
--- a/devtools/testlib.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/devtools/testlib.py	Thu Apr 15 12:48:40 2010 +0200
@@ -5,6 +5,8 @@
 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
 """
+from __future__ import with_statement
+
 __docformat__ = "restructuredtext en"
 
 import os
@@ -13,6 +15,7 @@
 from urllib import unquote
 from math import log
 from contextlib import contextmanager
+from warnings import warn
 
 import simplejson
 
@@ -27,9 +30,10 @@
 
 from cubicweb import ValidationError, NoSelectableObject, AuthenticationError
 from cubicweb import cwconfig, devtools, web, server
-from cubicweb.dbapi import repo_connect, ConnectionProperties, ProgrammingError
+from cubicweb.dbapi import ProgrammingError, DBAPISession, repo_connect
 from cubicweb.sobjects import notification
 from cubicweb.web import Redirect, application
+from cubicweb.server.session import security_enabled
 from cubicweb.devtools import SYSTEM_ENTITIES, SYSTEM_RELATIONS, VIEW_VALIDATORS
 from cubicweb.devtools import fake, htmlparser
 
@@ -209,11 +213,10 @@
         cls.init_config(cls.config)
         cls.repo.hm.call_hooks('server_startup', repo=cls.repo)
         cls.vreg = cls.repo.vreg
-        cls._orig_cnx = cls.cnx
+        cls.websession = DBAPISession(cls.cnx, cls.admlogin,
+                                      {'password': cls.admpassword})
+        cls._orig_cnx = (cls.cnx, cls.websession)
         cls.config.repository = lambda x=None: cls.repo
-        # necessary for authentication tests
-        cls.cnx.login = cls.admlogin
-        cls.cnx.authinfo = {'password': cls.admpassword}
 
     @classmethod
     def _refresh_repo(cls):
@@ -236,7 +239,7 @@
     @property
     def adminsession(self):
         """return current server side session (using default manager account)"""
-        return self.repo._sessions[self._orig_cnx.sessionid]
+        return self.repo._sessions[self._orig_cnx[0].sessionid]
 
     def set_option(self, optname, value):
         self.config.global_set_option(optname, value)
@@ -286,12 +289,12 @@
         if password is None:
             password = login.encode('utf8')
         if req is None:
-            req = self._orig_cnx.request()
+            req = self._orig_cnx[0].request()
         user = req.create_entity('CWUser', login=unicode(login),
                                  upassword=password, **kwargs)
         req.execute('SET X in_group G WHERE X eid %%(x)s, G name IN(%s)'
                     % ','.join(repr(g) for g in groups),
-                    {'x': user.eid}, 'x')
+                    {'x': user.eid})
         user.clear_related_cache('in_group', 'subject')
         if commit:
             req.cnx.commit()
@@ -304,22 +307,21 @@
         else:
             if not kwargs:
                 kwargs['password'] = str(login)
-            self.cnx = repo_connect(self.repo, unicode(login),
-                                    cnxprops=ConnectionProperties('inmemory'),
-                                    **kwargs)
+            self.cnx = repo_connect(self.repo, unicode(login), **kwargs)
+            self.websession = DBAPISession(self.cnx)
             self._cnxs.append(self.cnx)
         if login == self.vreg.config.anonymous_user()[0]:
             self.cnx.anonymous_connection = True
         return self.cnx
 
     def restore_connection(self):
-        if not self.cnx is self._orig_cnx:
+        if not self.cnx is self._orig_cnx[0]:
             try:
                 self.cnx.close()
                 self._cnxs.remove(self.cnx)
             except ProgrammingError:
                 pass # already closed
-        self.cnx = self._orig_cnx
+        self.cnx, self.websession = self._orig_cnx
 
     # db api ##################################################################
 
@@ -332,8 +334,11 @@
         """executes <rql>, builds a resultset, and returns a couple (rset, req)
         where req is a FakeRequest
         """
+        if eidkey is not None:
+            warn('[3.8] eidkey is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
         req = req or self.request(rql=rql)
-        return self.cnx.cursor(req).execute(unicode(rql), args, eidkey)
+        return req.execute(unicode(rql), args)
 
     @nocoverage
     def commit(self):
@@ -354,14 +359,14 @@
     # # server side db api #######################################################
 
     def sexecute(self, rql, args=None, eid_key=None):
+        if eid_key is not None:
+            warn('[3.8] eid_key is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
         self.session.set_pool()
-        return self.session.execute(rql, args, eid_key)
+        return self.session.execute(rql, args)
 
     # other utilities #########################################################
 
-    def entity(self, rql, args=None, eidkey=None, req=None):
-        return self.execute(rql, args, eidkey, req=req).get_entity(0, 0)
-
     @contextmanager
     def temporary_appobjects(self, *appobjects):
         self.vreg._loadedmods.setdefault(self.__module__, {})
@@ -478,7 +483,7 @@
     def request(self, *args, **kwargs):
         """return a web ui request"""
         req = self.requestcls(self.vreg, form=kwargs)
-        req.set_connection(self.cnx)
+        req.set_session(self.websession)
         return req
 
     def remote_call(self, fname, *args):
@@ -534,27 +539,31 @@
         self.set_option('auth-mode', authmode)
         self.set_option('anonymous-user', anonuser)
         req = self.request()
-        origcnx = req.cnx
-        req.cnx = None
+        origsession = req.session
+        req.session = req.cnx = None
+        del req.execute # get back to class implementation
         sh = self.app.session_handler
         authm = sh.session_manager.authmanager
         authm.anoninfo = self.vreg.config.anonymous_user()
+        authm.anoninfo = authm.anoninfo[0], {'password': authm.anoninfo[1]}
         # not properly cleaned between tests
         self.open_sessions = sh.session_manager._sessions = {}
-        return req, origcnx
+        return req, origsession
 
-    def assertAuthSuccess(self, req, origcnx, nbsessions=1):
+    def assertAuthSuccess(self, req, origsession, nbsessions=1):
         sh = self.app.session_handler
         path, params = self.expect_redirect(lambda x: self.app.connect(x), req)
-        cnx = req.cnx
+        session = req.session
         self.assertEquals(len(self.open_sessions), nbsessions, self.open_sessions)
-        self.assertEquals(cnx.login, origcnx.login)
-        self.assertEquals(cnx.anonymous_connection, False)
+        self.assertEquals(session.login, origsession.login)
+        self.assertEquals(session.anonymous_session, False)
         self.assertEquals(path, 'view')
-        self.assertEquals(params, {'__message': 'welcome %s !' % cnx.user().login})
+        self.assertEquals(params, {'__message': 'welcome %s !' % req.user.login})
 
     def assertAuthFailure(self, req, nbsessions=0):
-        self.assertRaises(AuthenticationError, self.app.connect, req)
+        self.app.connect(req)
+        self.assertIsInstance(req.session, DBAPISession)
+        self.assertEquals(req.session.cnx, None)
         self.assertEquals(req.cnx, None)
         self.assertEquals(len(self.open_sessions), nbsessions)
         clear_cache(req, 'get_authorization')
@@ -685,29 +694,19 @@
 
     # deprecated ###############################################################
 
+    @deprecated('[3.8] use self.execute(...).get_entity(0, 0)')
+    def entity(self, rql, args=None, eidkey=None, req=None):
+        if eidkey is not None:
+            warn('[3.8] eidkey is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
+        return self.execute(rql, args, req=req).get_entity(0, 0)
+
     @deprecated('[3.6] use self.request().create_entity(...)')
     def add_entity(self, etype, req=None, **kwargs):
         if req is None:
             req = self.request()
         return req.create_entity(etype, **kwargs)
 
-    @deprecated('[3.4] use self.vreg["etypes"].etype_class(etype)(self.request())')
-    def etype_instance(self, etype, req=None):
-        req = req or self.request()
-        e = self.vreg['etypes'].etype_class(etype)(req)
-        e.eid = None
-        return e
-
-    @nocoverage
-    @deprecated('[3.4] use req = self.request(); rset = req.execute()',
-                stacklevel=3)
-    def rset_and_req(self, rql, optional_args=None, args=None, eidkey=None):
-        """executes <rql>, builds a resultset, and returns a
-        couple (rset, req) where req is a FakeRequest
-        """
-        return (self.execute(rql, args, eidkey),
-                self.request(rql=rql, **optional_args or {}))
-
 
 # auto-populating test classes and utilities ###################################
 
@@ -791,6 +790,10 @@
         """this method populates the database with `how_many` entities
         of each possible type. It also inserts random relations between them
         """
+        with security_enabled(self.session, read=False, write=False):
+            self._auto_populate(how_many)
+
+    def _auto_populate(self, how_many):
         cu = self.cursor()
         self.custom_populate(how_many, cu)
         vreg = self.vreg
--- a/entities/authobjs.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entities/authobjs.py	Thu Apr 15 12:48:40 2010 +0200
@@ -96,7 +96,7 @@
         try:
             return self._cw.execute(
                 'Any X WHERE X eid %(x)s, X owned_by U, U eid %(u)s',
-                {'x': eid, 'u': self.eid}, 'x')
+                {'x': eid, 'u': self.eid})
         except Unauthorized:
             return False
     owns = cached(owns, keyarg=1)
@@ -105,13 +105,11 @@
         rql = 'Any P WHERE P is CWPermission, U eid %(u)s, U in_group G, '\
               'P name %(pname)s, P require_group G'
         kwargs = {'pname': pname, 'u': self.eid}
-        cachekey = None
         if contexteid is not None:
             rql += ', X require_permission P, X eid %(x)s'
             kwargs['x'] = contexteid
-            cachekey = 'x'
         try:
-            return self._cw.execute(rql, kwargs, cachekey)
+            return self._cw.execute(rql, kwargs)
         except Unauthorized:
             return False
 
--- a/entities/lib.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entities/lib.py	Thu Apr 15 12:48:40 2010 +0200
@@ -23,6 +23,7 @@
         return address
     return '%s at %s' % (name, host.replace('.', ' dot '))
 
+
 class EmailAddress(AnyEntity):
     __regid__ = 'EmailAddress'
     fetch_attrs, fetch_order = fetch_config(['address', 'alias'])
@@ -50,8 +51,10 @@
         subjrels = self.e_schema.object_relations()
         if not ('sender' in subjrels and 'recipients' in subjrels):
             return
-        rql = 'DISTINCT Any X, S, D ORDERBY D DESC WHERE X sender Y or X recipients Y, X subject S, X date D, Y eid %(y)s'
-        rset = self._cw.execute(rql, {'y': self.eid}, 'y')
+        rset = self._cw.execute('DISTINCT Any X, S, D ORDERBY D DESC '
+                                'WHERE X sender Y or X recipients Y, '
+                                'X subject S, X date D, Y eid %(y)s',
+                                {'y': self.eid})
         if skipeids is None:
             skipeids = set()
         for i in xrange(len(rset)):
@@ -131,7 +134,7 @@
 
     def touch(self):
         self._cw.execute('SET X timestamp %(t)s WHERE X eid %(x)s',
-                         {'t': datetime.now(), 'x': self.eid}, 'x')
+                         {'t': datetime.now(), 'x': self.eid})
 
     def valid(self, date):
         if date:
--- a/entities/schemaobjs.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entities/schemaobjs.py	Thu Apr 15 12:48:40 2010 +0200
@@ -122,6 +122,9 @@
     def otype(self):
         return self.to_entity[0]
 
+    def yams_schema(self):
+        rschema = self._cw.vreg.schema.rschema(self.rtype.name)
+        return rschema.rdefs[(self.stype.name, self.otype.name)]
 
 class CWAttribute(CWRelation):
     __regid__ = 'CWAttribute'
@@ -162,6 +165,9 @@
     fetch_attrs, fetch_order = fetch_config(['exprtype', 'mainvars', 'expression'])
 
     def dc_title(self):
+        return self.expression or u''
+
+    def dc_long_title(self):
         return '%s(%s)' % (self.exprtype, self.expression or u'')
 
     @property
--- a/entities/test/unittest_base.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entities/test/unittest_base.py	Thu Apr 15 12:48:40 2010 +0200
@@ -69,18 +69,18 @@
 class CWUserTC(BaseEntityTC):
 
     def test_complete(self):
-        e = self.entity('CWUser X WHERE X login "admin"')
+        e = self.execute('CWUser X WHERE X login "admin"').get_entity(0, 0)
         e.complete()
 
     def test_matching_groups(self):
-        e = self.entity('CWUser X WHERE X login "admin"')
+        e = self.execute('CWUser X WHERE X login "admin"').get_entity(0, 0)
         self.failUnless(e.matching_groups('managers'))
         self.failIf(e.matching_groups('xyz'))
         self.failUnless(e.matching_groups(('xyz', 'managers')))
         self.failIf(e.matching_groups(('xyz', 'abcd')))
 
     def test_dc_title_and_name(self):
-        e = self.entity('CWUser U WHERE U login "member"')
+        e = self.execute('CWUser U WHERE U login "member"').get_entity(0, 0)
         self.assertEquals(e.dc_title(), 'member')
         self.assertEquals(e.name(), 'member')
         e.set_attributes(firstname=u'bouah')
@@ -91,7 +91,7 @@
         self.assertEquals(e.name(), u'bouah lôt')
 
     def test_allowed_massmail_keys(self):
-        e = self.entity('CWUser U WHERE U login "member"')
+        e = self.execute('CWUser U WHERE U login "member"').get_entity(0, 0)
         # Bytes/Password attributes should be omited
         self.assertEquals(e.allowed_massmail_keys(),
                           set(('surname', 'firstname', 'login', 'last_login_time',
--- a/entities/test/unittest_wfobjs.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entities/test/unittest_wfobjs.py	Thu Apr 15 12:48:40 2010 +0200
@@ -96,7 +96,7 @@
         self.assertEquals(e.latest_trinfo().comment, 'deactivate 2')
 
     def test_possible_transitions(self):
-        user = self.entity('CWUser X')
+        user = self.execute('CWUser X').get_entity(0, 0)
         trs = list(user.possible_transitions())
         self.assertEquals(len(trs), 1)
         self.assertEquals(trs[0].name, u'deactivate')
@@ -131,7 +131,7 @@
         with security_enabled(self.session, write=False):
             ex = self.assertRaises(ValidationError, self.session.execute,
                                'SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
-                               {'x': self.user().eid, 's': s.eid}, 'x')
+                               {'x': self.user().eid, 's': s.eid})
             self.assertEquals(ex.errors, {'in_state-subject': "state doesn't belong to entity's workflow. "
                                       "You may want to set a custom workflow for this entity first."})
 
@@ -413,7 +413,7 @@
         wf = add_wf(self, 'Company')
         wf.add_state('asleep', initial=True)
         self.execute('SET X custom_workflow WF WHERE X eid %(x)s, WF eid %(wf)s',
-                     {'wf': wf.eid, 'x': self.member.eid}, 'x')
+                     {'wf': wf.eid, 'x': self.member.eid})
         ex = self.assertRaises(ValidationError, self.commit)
         self.assertEquals(ex.errors, {'custom_workflow-subject': 'workflow isn\'t a workflow for this type'})
 
--- a/entities/wfobjs.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entities/wfobjs.py	Thu Apr 15 12:48:40 2010 +0200
@@ -65,7 +65,7 @@
     def state_by_name(self, statename):
         rset = self._cw.execute('Any S, SN WHERE S name SN, S name %(n)s, '
                                 'S state_of WF, WF eid %(wf)s',
-                                {'n': statename, 'wf': self.eid}, 'wf')
+                                {'n': statename, 'wf': self.eid})
         if rset:
             return rset.get_entity(0, 0)
         return None
@@ -73,7 +73,7 @@
     def state_by_eid(self, eid):
         rset = self._cw.execute('Any S, SN WHERE S name SN, S eid %(s)s, '
                                 'S state_of WF, WF eid %(wf)s',
-                                {'s': eid, 'wf': self.eid}, ('wf', 's'))
+                                {'s': eid, 'wf': self.eid})
         if rset:
             return rset.get_entity(0, 0)
         return None
@@ -81,7 +81,7 @@
     def transition_by_name(self, trname):
         rset = self._cw.execute('Any T, TN WHERE T name TN, T name %(n)s, '
                                 'T transition_of WF, WF eid %(wf)s',
-                                {'n': trname, 'wf': self.eid}, 'wf')
+                                {'n': trname, 'wf': self.eid})
         if rset:
             return rset.get_entity(0, 0)
         return None
@@ -89,7 +89,7 @@
     def transition_by_eid(self, eid):
         rset = self._cw.execute('Any T, TN WHERE T name TN, T eid %(t)s, '
                                 'T transition_of WF, WF eid %(wf)s',
-                                {'t': eid, 'wf': self.eid}, ('wf', 't'))
+                                {'t': eid, 'wf': self.eid})
         if rset:
             return rset.get_entity(0, 0)
         return None
@@ -100,12 +100,12 @@
         """add a state to this workflow"""
         state = self._cw.create_entity('State', name=unicode(name), **kwargs)
         self._cw.execute('SET S state_of WF WHERE S eid %(s)s, WF eid %(wf)s',
-                         {'s': state.eid, 'wf': self.eid}, ('s', 'wf'))
+                         {'s': state.eid, 'wf': self.eid})
         if initial:
             assert not self.initial, "Initial state already defined as %s" % self.initial
             self._cw.execute('SET WF initial_state S '
                              'WHERE S eid %(s)s, WF eid %(wf)s',
-                             {'s': state.eid, 'wf': self.eid}, ('s', 'wf'))
+                             {'s': state.eid, 'wf': self.eid})
         return state
 
     def _add_transition(self, trtype, name, fromstates,
@@ -113,7 +113,7 @@
         tr = self._cw.create_entity(trtype, name=unicode(name), **kwargs)
         self._cw.execute('SET T transition_of WF '
                          'WHERE T eid %(t)s, WF eid %(wf)s',
-                         {'t': tr.eid, 'wf': self.eid}, ('t', 'wf'))
+                         {'t': tr.eid, 'wf': self.eid})
         assert fromstates, fromstates
         if not isinstance(fromstates, (tuple, list)):
             fromstates = (fromstates,)
@@ -122,7 +122,7 @@
                 state = state.eid
             self._cw.execute('SET S allowed_transition T '
                              'WHERE S eid %(s)s, T eid %(t)s',
-                             {'s': state, 't': tr.eid}, ('s', 't'))
+                             {'s': state, 't': tr.eid})
         tr.set_permissions(requiredgroups, conditions, reset=False)
         return tr
 
@@ -136,7 +136,7 @@
                 tostate = tostate.eid
             self._cw.execute('SET T destination_state S '
                              'WHERE S eid %(s)s, T eid %(t)s',
-                             {'t': tr.eid, 's': tostate}, ('s', 't'))
+                             {'t': tr.eid, 's': tostate})
         return tr
 
     def add_wftransition(self, name, subworkflow, fromstates, exitpoints=(),
@@ -147,7 +147,7 @@
         if hasattr(subworkflow, 'eid'):
             subworkflow = subworkflow.eid
         assert self._cw.execute('SET T subworkflow WF WHERE WF eid %(wf)s,T eid %(t)s',
-                                {'t': tr.eid, 'wf': subworkflow}, ('wf', 't'))
+                                {'t': tr.eid, 'wf': subworkflow})
         for fromstate, tostate in exitpoints:
             tr.add_exit_point(fromstate, tostate)
         return tr
@@ -159,11 +159,11 @@
         if not hasattr(replacement, 'eid'):
             replacement = self.state_by_name(replacement)
         execute = self._cw.execute
-        execute('SET X in_state S WHERE S eid %(s)s', {'s': todelstate.eid}, 's')
+        execute('SET X in_state S WHERE S eid %(s)s', {'s': todelstate.eid})
         execute('SET X from_state NS WHERE X to_state OS, OS eid %(os)s, NS eid %(ns)s',
-                {'os': todelstate.eid, 'ns': replacement.eid}, 's')
+                {'os': todelstate.eid, 'ns': replacement.eid})
         execute('SET X to_state NS WHERE X to_state OS, OS eid %(os)s, NS eid %(ns)s',
-                {'os': todelstate.eid, 'ns': replacement.eid}, 's')
+                {'os': todelstate.eid, 'ns': replacement.eid})
         todelstate.delete()
 
 
@@ -174,7 +174,7 @@
     fired by the logged user
     """
     __regid__ = 'BaseTransition'
-    fetch_attrs, fetch_order = fetch_config(['name'])
+    fetch_attrs, fetch_order = fetch_config(['name', 'type'])
 
     def __init__(self, *args, **kwargs):
         if self.__regid__ == 'BaseTransition':
@@ -227,13 +227,13 @@
         """
         if reset:
             self._cw.execute('DELETE T require_group G WHERE T eid %(x)s',
-                             {'x': self.eid}, 'x')
+                             {'x': self.eid})
             self._cw.execute('DELETE T condition R WHERE T eid %(x)s',
-                             {'x': self.eid}, 'x')
+                             {'x': self.eid})
         for gname in requiredgroups:
             rset = self._cw.execute('SET T require_group G '
                                     'WHERE T eid %(x)s, G name %(gn)s',
-                                    {'x': self.eid, 'gn': gname}, 'x')
+                                    {'x': self.eid, 'gn': gname})
             assert rset, '%s is not a known group' % gname
         if isinstance(conditions, basestring):
             conditions = (conditions,)
@@ -247,7 +247,7 @@
             kwargs.setdefault('mainvars', u'X')
             self._cw.execute('INSERT RQLExpression X: X exprtype "ERQLExpression", '
                              'X expression %(expr)s, X mainvars %(mainvars)s, '
-                             'T condition X WHERE T eid %(x)s',kwargs, 'x')
+                             'T condition X WHERE T eid %(x)s', kwargs)
         # XXX clear caches?
 
     @deprecated('[3.6.1] use set_permission')
@@ -299,15 +299,14 @@
         if tostate is None:
             self._cw.execute('INSERT SubWorkflowExitPoint X: T subworkflow_exit X, '
                              'X subworkflow_state FS WHERE T eid %(t)s, FS eid %(fs)s',
-                             {'t': self.eid, 'fs': fromstate}, ('t', 'fs'))
+                             {'t': self.eid, 'fs': fromstate})
         else:
             if hasattr(tostate, 'eid'):
                 tostate = tostate.eid
             self._cw.execute('INSERT SubWorkflowExitPoint X: T subworkflow_exit X, '
                              'X subworkflow_state FS, X destination_state TS '
                              'WHERE T eid %(t)s, FS eid %(fs)s, TS eid %(ts)s',
-                             {'t': self.eid, 'fs': fromstate, 'ts': tostate},
-                             ('t', 'fs', 'ts'))
+                             {'t': self.eid, 'fs': fromstate, 'ts': tostate})
 
     def get_exit_point(self, entity, stateeid):
         """if state is an exit point, return its associated destination state"""
@@ -469,7 +468,7 @@
             'T type TT, T type %(type)s, '
             'T name TN, T transition_of WF, WF eid %(wfeid)s',
             {'x': self.current_state.eid, 'type': type,
-             'wfeid': self.current_workflow.eid}, 'x')
+             'wfeid': self.current_workflow.eid})
         for tr in rset.entities():
             if tr.may_be_fired(self.eid):
                 yield tr
--- a/entity.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/entity.py	Thu Apr 15 12:48:40 2010 +0200
@@ -553,7 +553,7 @@
                 continue
             rql = 'SET X %s V WHERE X eid %%(x)s, Y eid %%(y)s, Y %s V' % (
                 rschema.type, rschema.type)
-            execute(rql, {'x': self.eid, 'y': ceid}, ('x', 'y'))
+            execute(rql, {'x': self.eid, 'y': ceid})
             self.clear_related_cache(rschema.type, 'subject')
         for rschema in self.e_schema.object_relations():
             if rschema.meta:
@@ -571,7 +571,7 @@
                 continue
             rql = 'SET V %s X WHERE X eid %%(x)s, Y eid %%(y)s, V %s Y' % (
                 rschema.type, rschema.type)
-            execute(rql, {'x': self.eid, 'y': ceid}, ('x', 'y'))
+            execute(rql, {'x': self.eid, 'y': ceid})
             self.clear_related_cache(rschema.type, 'object')
 
     # data fetching methods ###################################################
@@ -673,8 +673,7 @@
             # if some outer join are included to fetch inlined relations
             rql = 'Any %s,%s %s' % (V, ','.join(var for attr, var in selected),
                                     ','.join(rql))
-            rset = self._cw.execute(rql, {'x': self.eid}, 'x',
-                                    build_descr=False)[0]
+            rset = self._cw.execute(rql, {'x': self.eid}, build_descr=False)[0]
             # handle attributes
             for i in xrange(1, lastattr):
                 self[str(selected[i-1][0])] = rset[i]
@@ -703,7 +702,7 @@
                 return None
             rql = "Any A WHERE X eid %%(x)s, X %s A" % name
             try:
-                rset = self._cw.execute(rql, {'x': self.eid}, 'x')
+                rset = self._cw.execute(rql, {'x': self.eid})
             except Unauthorized:
                 self[name] = value = None
             else:
@@ -734,7 +733,7 @@
             pass
         assert self.has_eid()
         rql = self.related_rql(rtype, role)
-        rset = self._cw.execute(rql, {'x': self.eid}, 'x')
+        rset = self._cw.execute(rql, {'x': self.eid})
         self.set_related_cache(rtype, role, rset)
         return self.related(rtype, role, limit, entities)
 
@@ -860,7 +859,7 @@
         if limit is not None:
             before, after = rql.split(' WHERE ', 1)
             rql = '%s LIMIT %s WHERE %s' % (before, limit, after)
-        return self._cw.execute(rql, args, tuple(args))
+        return self._cw.execute(rql, args)
 
     # relations cache handling ################################################
 
@@ -943,7 +942,7 @@
         # and now update the database
         kwargs['x'] = self.eid
         self._cw.execute('SET %s WHERE X eid %%(x)s' % ','.join(relations),
-                         kwargs, 'x')
+                         kwargs)
         kwargs.pop('x')
         # update current local object _after_ the rql query to avoid
         # interferences between the query execution itself and the
@@ -966,13 +965,13 @@
                 restr = 'X %s Y' % attr
             if values is None:
                 self._cw.execute('DELETE %s WHERE X eid %%(x)s' % restr,
-                                 {'x': self.eid}, 'x')
+                                 {'x': self.eid})
                 continue
             if not isinstance(values, (tuple, list, set, frozenset)):
                 values = (values,)
             self._cw.execute('SET %s WHERE X eid %%(x)s, Y eid IN (%s)' % (
                 restr, ','.join(str(r.eid) for r in values)),
-                             {'x': self.eid}, 'x')
+                             {'x': self.eid})
 
     def delete(self, **kwargs):
         assert self.has_eid(), self.eid
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/etwist/http.py	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,71 @@
+"""twisted server for CubicWeb web instances
+
+:organization: Logilab
+:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
+:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
+:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
+"""
+
+__docformat__ = "restructuredtext en"
+
+from cubicweb.web.http_headers import Headers
+
+class HTTPResponse(object):
+    """An object representing an HTTP Response to be sent to the client.
+    """
+    def __init__(self, twisted_request, code=None, headers=None, stream=None):
+        self._headers_out = headers
+        self._twreq = twisted_request
+        self._stream = stream
+        self._code = code
+
+        self._init_headers()
+        self._finalize()
+
+    def _init_headers(self):
+        if self._headers_out is None:
+            return
+
+        # initialize cookies
+        cookies = self._headers_out.getHeader('set-cookie') or []
+        for cookie in cookies:
+            self._twreq.addCookie(cookie.name, cookie.value, cookie.expires,
+                                  cookie.domain, cookie.path, #TODO max-age
+                                  comment = cookie.comment, secure=cookie.secure)
+        self._headers_out.removeHeader('set-cookie')
+
+        # initialize other headers
+        for k, v in self._headers_out.getAllRawHeaders():
+            self._twreq.setHeader(k, v[0])
+
+        # add content-length if not present
+        if (self._headers_out.getHeader('content-length') is None
+            and self._stream is not None):
+           self._twreq.setHeader('content-length', len(self._stream))
+
+
+    def _finalize(self):
+        if self._stream is not None:
+            self._twreq.write(str(self._stream))
+        if self._code is not None:
+            self._twreq.setResponseCode(self._code)
+        self._twreq.finish()
+
+    def __repr__(self):
+        return "<%s.%s code=%d>" % (self.__module__, self.__class__.__name__, self._code)
+
+
+def not_modified_response(twisted_request, headers_in):
+    headers_out = Headers()
+
+    for header in (
+        # Required from sec 10.3.5:
+        'date', 'etag', 'content-location', 'expires',
+        'cache-control', 'vary',
+        # Others:
+        'server', 'proxy-authenticate', 'www-authenticate', 'warning'):
+        value = headers_in.getRawHeaders(header)
+        if value is not None:
+            headers_out.setRawHeaders(header, value)
+    return HTTPResponse(twisted_request=twisted_request,
+                        headers=headers_out)
--- a/etwist/request.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/etwist/request.py	Thu Apr 15 12:48:40 2010 +0200
@@ -9,22 +9,13 @@
 
 from datetime import datetime
 
-from twisted.web2 import http, http_headers
+from twisted.web import http
 
 from cubicweb.web import DirectResponse
 from cubicweb.web.request import CubicWebRequestBase
 from cubicweb.web.httpcache import GMTOFFSET
-
-def cleanup_files(dct, encoding):
-    d = {}
-    for k, infos in dct.items():
-        for (filename, mt, stream) in infos:
-            if filename:
-                # XXX: suppose that no file submitted <-> no filename
-                filename = unicode(filename, encoding)
-                mt = u'%s/%s' % (mt.mediaType, mt.mediaSubtype)
-                d[k] = (filename, mt, stream)
-    return d
+from cubicweb.web.http_headers import Headers
+from cubicweb.etwist.http import not_modified_response
 
 
 class CubicWebTwistedRequestAdapter(CubicWebRequestBase):
@@ -32,10 +23,15 @@
         self._twreq = req
         self._base_url = base_url
         super(CubicWebTwistedRequestAdapter, self).__init__(vreg, https, req.args)
-        self.form.update(cleanup_files(req.files, self.encoding))
-        # prepare output headers
-        self.headers_out = http_headers.Headers()
-        self._headers = req.headers
+        for key, (name, stream) in req.files.iteritems():
+            if name is None:
+                self.form[key] = (name, stream)
+            else:
+                self.form[key] = (unicode(name, self.encoding), stream)
+        # XXX can't we keep received_headers?
+        self._headers_in = Headers()
+        for k, v in req.received_headers.iteritems():
+            self._headers_in.addRawHeader(k, v)
 
     def base_url(self):
         """return the root url of the instance"""
@@ -63,29 +59,8 @@
         raise KeyError if the header is not set
         """
         if raw:
-            return self._twreq.headers.getRawHeaders(header, [default])[0]
-        return self._twreq.headers.getHeader(header, default)
-
-    def set_header(self, header, value, raw=True):
-        """set an output HTTP header"""
-        if raw:
-            # adding encoded header is important, else page content
-            # will be reconverted back to unicode and apart unefficiency, this
-            # may cause decoding problem (e.g. when downloading a file)
-            self.headers_out.setRawHeaders(header, [str(value)])
-        else:
-            self.headers_out.setHeader(header, value)
-
-    def add_header(self, header, value):
-        """add an output HTTP header"""
-        # adding encoded header is important, else page content
-        # will be reconverted back to unicode and apart unefficiency, this
-        # may cause decoding problem (e.g. when downloading a file)
-        self.headers_out.addRawHeader(header, str(value))
-
-    def remove_header(self, header):
-        """remove an output HTTP header"""
-        self.headers_out.removeHeader(header)
+            return self._headers_in.getRawHeaders(header, [default])[0]
+        return self._headers_in.getHeader(header, default)
 
     def _validate_cache(self):
         """raise a `DirectResponse` exception if a cached page along the way
@@ -95,11 +70,32 @@
             # Expires header seems to be required by IE7
             self.add_header('Expires', 'Sat, 01 Jan 2000 00:00:00 GMT')
             return
-        try:
-            http.checkPreconditions(self._twreq, _PreResponse(self))
-        except http.HTTPError, ex:
-            self.info('valid http cache, no actual rendering')
-            raise DirectResponse(ex.response)
+
+        # when using both 'Last-Modified' and 'ETag' response headers
+        # (i.e. using respectively If-Modified-Since and If-None-Match request
+        # headers, see
+        # http://www.w3.org/Protocols/rfc2616/rfc2616-sec13.html#sec13.3.4 for
+        # reference
+
+        cached_because_not_modified_since = False
+
+        last_modified = self.headers_out.getHeader('last-modified')
+        if last_modified is not None:
+            cached_because_not_modified_since = (self._twreq.setLastModified(last_modified)
+                                                 == http.CACHED)
+
+        if not cached_because_not_modified_since:
+            return
+
+        cached_because_etag_is_same = False
+        etag = self.headers_out.getRawHeaders('etag')
+        if etag is not None:
+            cached_because_etag_is_same = self._twreq.setETag(etag[0]) == http.CACHED
+
+        if cached_because_etag_is_same:
+            response = not_modified_response(self._twreq, self._headers_in)
+            raise DirectResponse(response)
+
         # Expires header seems to be required by IE7
         self.add_header('Expires', 'Sat, 01 Jan 2000 00:00:00 GMT')
 
@@ -120,9 +116,3 @@
             # :/ twisted is returned a localized time stamp
             return datetime.fromtimestamp(mtime) + GMTOFFSET
         return None
-
-
-class _PreResponse(object):
-    def __init__(self, request):
-        self.headers = request.headers_out
-        self.code = 200
--- a/etwist/server.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/etwist/server.py	Thu Apr 15 12:48:40 2010 +0200
@@ -11,22 +11,28 @@
 import os
 import select
 import errno
+import traceback
+from os.path import join
 from time import mktime
 from datetime import date, timedelta
 from urlparse import urlsplit, urlunsplit
+from cgi import FieldStorage, parse_header
+from cStringIO import StringIO
 
 from twisted.internet import reactor, task, threads
 from twisted.internet.defer import maybeDeferred
-from twisted.web2 import channel, http, server, iweb
-from twisted.web2 import static, resource, responsecode
+from twisted.web import http, server
+from twisted.web import static, resource
+from twisted.web.server import NOT_DONE_YET
+
+from logilab.common.decorators import monkeypatch
 
-from cubicweb import ConfigurationError, CW_EVENT_MANAGER
-from cubicweb.web import (AuthenticationError, NotFound, Redirect,
-                          RemoteCallFailed, DirectResponse, StatusResponse,
-                          ExplicitLogin)
+from cubicweb import AuthenticationError, ConfigurationError, CW_EVENT_MANAGER
+from cubicweb.web import Redirect, DirectResponse, StatusResponse, LogOut
 from cubicweb.web.application import CubicWebPublisher
-
+from cubicweb.web.http_headers import generateDateTime
 from cubicweb.etwist.request import CubicWebTwistedRequestAdapter
+from cubicweb.etwist.http import HTTPResponse
 
 def daemonize():
     # XXX unix specific
@@ -67,8 +73,20 @@
     return baseurl
 
 
-class LongTimeExpiringFile(static.File):
-    """overrides static.File and sets a far futre ``Expires`` date
+class ForbiddenDirectoryLister(resource.Resource):
+    def render(self, request):
+        return HTTPResponse(twisted_request=request,
+                            code=http.FORBIDDEN,
+                            stream='Access forbidden')
+
+class File(static.File):
+    """Prevent from listing directories"""
+    def directoryListing(self):
+        return ForbiddenDirectoryLister()
+
+
+class LongTimeExpiringFile(File):
+    """overrides static.File and sets a far future ``Expires`` date
     on the resouce.
 
     versions handling is done by serving static files by different
@@ -79,22 +97,16 @@
       etc.
 
     """
-    def renderHTTP(self, request):
-        def setExpireHeader(response):
-            response = iweb.IResponse(response)
-            # Don't provide additional resource information to error responses
-            if response.code < 400:
-                # the HTTP RFC recommands not going further than 1 year ahead
-                expires = date.today() + timedelta(days=6*30)
-                response.headers.setHeader('Expires', mktime(expires.timetuple()))
-            return response
-        d = maybeDeferred(super(LongTimeExpiringFile, self).renderHTTP, request)
-        return d.addCallback(setExpireHeader)
+    def render(self, request):
+        # XXX: Don't provide additional resource information to error responses
+        #
+        # the HTTP RFC recommands not going further than 1 year ahead
+        expires = date.today() + timedelta(days=6*30)
+        request.setHeader('Expires', generateDateTime(mktime(expires.timetuple())))
+        return File.render(self, request)
 
 
-class CubicWebRootResource(resource.PostableResource):
-    addSlash = False
-
+class CubicWebRootResource(resource.Resource):
     def __init__(self, config, debug=None):
         self.debugmode = debug
         self.config = config
@@ -103,7 +115,11 @@
         self.appli = CubicWebPublisher(config, debug=self.debugmode)
         self.base_url = config['base-url']
         self.https_url = config['https-url']
-        self.versioned_datadir = 'data%s' % config.instance_md5_version()
+        self.children = {}
+        self.static_directories = set(('data%s' % config.instance_md5_version(),
+                                       'data', 'static', 'fckeditor'))
+        global MAX_POST_LENGTH
+        MAX_POST_LENGTH = config['max-post-length'] * 1024 * 1024
 
     def init_publisher(self):
         config = self.config
@@ -145,35 +161,34 @@
         except select.error:
             return
 
-    def locateChild(self, request, segments):
+    def getChild(self, path, request):
         """Indicate which resource to use to process down the URL's path"""
-        if segments:
-            if segments[0] == 'https':
-                segments = segments[1:]
-            if len(segments) >= 2:
-                if segments[0] in (self.versioned_datadir, 'data', 'static'):
-                    # Anything in data/, static/ is treated as static files
-                    if segments[0] == 'static':
-                        # instance static directory
-                        datadir = self.config.static_directory
-                    elif segments[1] == 'fckeditor':
-                        fckeditordir = self.config.ext_resources['FCKEDITOR_PATH']
-                        return static.File(fckeditordir), segments[2:]
-                    else:
-                        # cube static data file
-                        datadir = self.config.locate_resource(segments[1])
-                        if datadir is None:
-                            return None, []
-                    self.debug('static file %s from %s', segments[-1], datadir)
-                    if segments[0] == 'data':
-                        return static.File(str(datadir)), segments[1:]
-                    else:
-                        return LongTimeExpiringFile(datadir), segments[1:]
-                elif segments[0] == 'fckeditor':
-                    fckeditordir = self.config.ext_resources['FCKEDITOR_PATH']
-                    return static.File(fckeditordir), segments[1:]
+        pre_path = request.path.split('/')[1:]
+        if pre_path[0] == 'https':
+            pre_path.pop(0)
+        directory = pre_path[0]
+        # Anything in data/, static/, fckeditor/ and the generated versioned
+        # data directory is treated as static files
+        if directory in self.static_directories:
+            if path == directory: # recurse
+                return self
+            cls = File
+            if directory == 'static':
+                datadir = self.config.static_directory
+            elif directory == 'fckeditor':
+                datadir = self.config.ext_resources['FCKEDITOR_PATH']
+            else:
+                datadir = self.config.locate_resource(path)
+                if datadir is None:
+                    return self
+                if directory != 'data':
+                    # versioned directory, use specific file with http cache
+                    # headers so their are cached for a very long time
+                    cls = LongTimeExpiringFile
+            self.debug('static file %s from %s', path, datadir)
+            return cls(join(datadir, path))
         # Otherwise we use this single resource
-        return self, ()
+        return self
 
     def render(self, request):
         """Render a page from the root resource"""
@@ -183,9 +198,19 @@
         if self.config['profile']: # default profiler don't trace threads
             return self.render_request(request)
         else:
-            return threads.deferToThread(self.render_request, request)
+            deferred = threads.deferToThread(self.render_request, request)
+            return NOT_DONE_YET
 
     def render_request(self, request):
+        try:
+            return self._render_request(request)
+        except:
+            errorstream = StringIO()
+            traceback.print_exc(file=errorstream)
+            return HTTPResponse(stream='<pre>%s</pre>' % errorstream.getvalue(),
+                                code=500, twisted_request=request)
+
+    def _render_request(self, request):
         origpath = request.path
         host = request.host
         # dual http/https access handling: expect a rewrite rule to prepend
@@ -208,13 +233,11 @@
             req.set_header('WWW-Authenticate', [('Basic', {'realm' : realm })], raw=False)
         try:
             self.appli.connect(req)
-        except AuthenticationError:
-            return self.request_auth(req)
         except Redirect, ex:
-            return self.redirect(req, ex.location)
-        if https and req.cnx.anonymous_connection:
+            return self.redirect(request=req, location=ex.location)
+        if https and req.session.anonymous_session:
             # don't allow anonymous on https connection
-            return self.request_auth(req)
+            return self.request_auth(request=req)
         if self.url_rewriter is not None:
             # XXX should occur before authentication?
             try:
@@ -231,234 +254,126 @@
         except DirectResponse, ex:
             return ex.response
         except StatusResponse, ex:
-            return http.Response(stream=ex.content, code=ex.status,
-                                 headers=req.headers_out or None)
-        except RemoteCallFailed, ex:
-            req.set_header('content-type', 'application/json')
-            return http.Response(stream=ex.dumps(),
-                                 code=responsecode.INTERNAL_SERVER_ERROR)
-        except NotFound:
-            result = self.appli.notfound_content(req)
-            return http.Response(stream=result, code=responsecode.NOT_FOUND,
-                                 headers=req.headers_out or None)
-        except ExplicitLogin:  # must be before AuthenticationError
-            return self.request_auth(req)
-        except AuthenticationError, ex:
-            if self.config['auth-mode'] == 'cookie' and getattr(ex, 'url', None):
-                return self.redirect(req, ex.url)
+            return HTTPResponse(stream=ex.content, code=ex.status,
+                                twisted_request=req._twreq,
+                                headers=req.headers_out)
+        except AuthenticationError:
+            return self.request_auth(request=req)
+        except LogOut, ex:
+            if self.config['auth-mode'] == 'cookie' and ex.url:
+                return self.redirect(request=req, location=ex.url)
             # in http we have to request auth to flush current http auth
             # information
-            return self.request_auth(req, loggedout=True)
+            return self.request_auth(request=req, loggedout=True)
         except Redirect, ex:
-            return self.redirect(req, ex.location)
+            return self.redirect(request=req, location=ex.location)
         # request may be referenced by "onetime callback", so clear its entity
         # cache to avoid memory usage
         req.drop_entity_cache()
-        return http.Response(stream=result, code=responsecode.OK,
-                             headers=req.headers_out or None)
-
-    def redirect(self, req, location):
-        req.headers_out.setHeader('location', str(location))
-        self.debug('redirecting to %s', location)
-        # 303 See other
-        return http.Response(code=303, headers=req.headers_out)
+        return HTTPResponse(twisted_request=req._twreq, code=http.OK,
+                            stream=result, headers=req.headers_out)
 
-    def request_auth(self, req, loggedout=False):
-        if self.https_url and req.base_url() != self.https_url:
-            req.headers_out.setHeader('location', self.https_url + 'login')
-            return http.Response(code=303, headers=req.headers_out)
+    def redirect(self, request, location):
+        self.debug('redirecting to %s', str(location))
+        request.headers_out.setHeader('location', str(location))
+        # 303 See other
+        return HTTPResponse(twisted_request=request._twreq, code=303,
+                            headers=request.headers_out)
+
+    def request_auth(self, request, loggedout=False):
+        if self.https_url and request.base_url() != self.https_url:
+            return self.redirect(request, self.https_url + 'login')
         if self.config['auth-mode'] == 'http':
-            code = responsecode.UNAUTHORIZED
+            code = http.UNAUTHORIZED
         else:
-            code = responsecode.FORBIDDEN
+            code = http.FORBIDDEN
         if loggedout:
-            if req.https:
-                req._base_url =  self.base_url
-                req.https = False
-            content = self.appli.loggedout_content(req)
+            if request.https:
+                request._base_url =  self.base_url
+                request.https = False
+            content = self.appli.loggedout_content(request)
         else:
-            content = self.appli.need_login_content(req)
-        return http.Response(code, req.headers_out, content)
+            content = self.appli.need_login_content(request)
+        return HTTPResponse(twisted_request=request._twreq,
+                            stream=content, code=code,
+                            headers=request.headers_out)
 
-from twisted.internet import defer
-from twisted.web2 import fileupload
-
-# XXX set max file size to 200Mo: put max upload size in the configuration
-# line below for twisted >= 8.0, default param value for earlier version
-resource.PostableResource.maxSize = 200*1024*1024
-def parsePOSTData(request, maxMem=100*1024, maxFields=1024,
-                  maxSize=200*1024*1024):
-    if request.stream.length == 0:
-        return defer.succeed(None)
 
-    ctype = request.headers.getHeader('content-type')
-
-    if ctype is None:
-        return defer.succeed(None)
-
-    def updateArgs(data):
-        args = data
-        request.args.update(args)
+orig_gotLength = http.Request.gotLength
+@monkeypatch(http.Request)
+def gotLength(self, length):
+    orig_gotLength(self, length)
+    if length > MAX_POST_LENGTH: # length is 0 on GET
+        self.clientproto = 'HTTP/1.1' # not yet initialized
+        self.channel.persistent = 0   # force connection close on cleanup
+        body = ("<html><head><title>Processing Failed</title></head><body>"
+                "<b>request max size exceeded</b></body></html>")
+        self.setResponseCode(http.BAD_REQUEST)
+        self.setHeader('content-type',"text/html")
+        self.setHeader('content-length', str(len(body)))
+        self.write(body)
+        # see request.finish(). Done here since we get error due to not full
+        # initialized request
+        self.finished = 1
+        if not self.queued:
+            self._cleanup()
+        for d in self.notifications:
+            d.callback(None)
+        self.notifications = []
 
-    def updateArgsAndFiles(data):
-        args, files = data
-        request.args.update(args)
-        request.files.update(files)
 
-    def error(f):
-        f.trap(fileupload.MimeFormatError)
-        raise http.HTTPError(responsecode.BAD_REQUEST)
+@monkeypatch(http.Request)
+def requestReceived(self, command, path, version):
+    """Called by channel when all data has been received.
 
-    if ctype.mediaType == 'application' and ctype.mediaSubtype == 'x-www-form-urlencoded':
-        d = fileupload.parse_urlencoded(request.stream, keep_blank_values=True)
-        d.addCallbacks(updateArgs, error)
-        return d
-    elif ctype.mediaType == 'multipart' and ctype.mediaSubtype == 'form-data':
-        boundary = ctype.params.get('boundary')
-        if boundary is None:
-            return defer.fail(http.HTTPError(
-                http.StatusResponse(responsecode.BAD_REQUEST,
-                                    "Boundary not specified in Content-Type.")))
-        d = fileupload.parseMultipartFormData(request.stream, boundary,
-                                              maxMem, maxFields, maxSize)
-        d.addCallbacks(updateArgsAndFiles, error)
-        return d
+    This method is not intended for users.
+    """
+    self.content.seek(0, 0)
+    self.args = {}
+    self.files = {}
+    self.stack = []
+    self.method, self.uri = command, path
+    self.clientproto = version
+    x = self.uri.split('?', 1)
+    if len(x) == 1:
+        self.path = self.uri
     else:
-        raise http.HTTPError(responsecode.BAD_REQUEST)
-
-server.parsePOSTData = parsePOSTData
+        self.path, argstring = x
+        self.args = http.parse_qs(argstring, 1)
+    # cache the client and server information, we'll need this later to be
+    # serialized and sent with the request so CGIs will work remotely
+    self.client = self.channel.transport.getPeer()
+    self.host = self.channel.transport.getHost()
+    # Argument processing
+    ctype = self.getHeader('content-type')
+    if self.method == "POST" and ctype:
+        key, pdict = parse_header(ctype)
+        if key == 'application/x-www-form-urlencoded':
+            self.args.update(http.parse_qs(self.content.read(), 1))
+        elif key == 'multipart/form-data':
+            self.content.seek(0, 0)
+            form = FieldStorage(self.content, self.received_headers,
+                                environ={'REQUEST_METHOD': 'POST'},
+                                keep_blank_values=1,
+                                strict_parsing=1)
+            for key in form:
+                value = form[key]
+                if isinstance(value, list):
+                    self.args[key] = [v.value for v in value]
+                elif value.filename:
+                    if value.done != -1: # -1 is transfer has been interrupted
+                        self.files[key] = (value.filename, value.file)
+                    else:
+                        self.files[key] = (None, None)
+                else:
+                    self.args[key] = value.value
+    self.process()
 
 
 from logging import getLogger
 from cubicweb import set_log_methods
-set_log_methods(CubicWebRootResource, getLogger('cubicweb.twisted'))
-
-
-listiterator = type(iter([]))
-
-def _gc_debug(all=True):
-    import gc
-    from pprint import pprint
-    from cubicweb.appobject import AppObject
-    gc.collect()
-    count = 0
-    acount = 0
-    fcount = 0
-    rcount = 0
-    ccount = 0
-    scount = 0
-    ocount = {}
-    from rql.stmts import Union
-    from cubicweb.schema import CubicWebSchema
-    from cubicweb.rset import ResultSet
-    from cubicweb.dbapi import Connection, Cursor
-    from cubicweb.req import RequestSessionBase
-    from cubicweb.server.repository import Repository
-    from cubicweb.server.sources.native import NativeSQLSource
-    from cubicweb.server.session import Session
-    from cubicweb.devtools.testlib import CubicWebTC
-    from logilab.common.testlib import TestSuite
-    from optparse import Values
-    import types, weakref
-    for obj in gc.get_objects():
-        if isinstance(obj, RequestSessionBase):
-            count += 1
-            if isinstance(obj, Session):
-                print '   session', obj, referrers(obj, True)
-        elif isinstance(obj, AppObject):
-            acount += 1
-        elif isinstance(obj, ResultSet):
-            rcount += 1
-            #print '   rset', obj, referrers(obj)
-        elif isinstance(obj, Repository):
-            print '   REPO', obj, referrers(obj, True)
-        #elif isinstance(obj, NativeSQLSource):
-        #    print '   SOURCe', obj, referrers(obj)
-        elif isinstance(obj, CubicWebTC):
-            print '   TC', obj, referrers(obj)
-        elif isinstance(obj, TestSuite):
-            print '   SUITE', obj, referrers(obj)
-        #elif isinstance(obj, Values):
-        #    print '   values', '%#x' % id(obj), referrers(obj, True)
-        elif isinstance(obj, Connection):
-            ccount += 1
-            #print '   cnx', obj, referrers(obj)
-        #elif isinstance(obj, Cursor):
-        #    ccount += 1
-        #    print '   cursor', obj, referrers(obj)
-        elif isinstance(obj, file):
-            fcount += 1
-        #    print '   open file', file.name, file.fileno
-        elif isinstance(obj, CubicWebSchema):
-            scount += 1
-            print '   schema', obj, referrers(obj)
-        elif not isinstance(obj, (type, tuple, dict, list, set, frozenset,
-                                  weakref.ref, weakref.WeakKeyDictionary,
-                                  listiterator,
-                                  property, classmethod,
-                                  types.ModuleType, types.MemberDescriptorType,
-                                  types.FunctionType, types.MethodType)):
-            try:
-                ocount[obj.__class__] += 1
-            except KeyError:
-                ocount[obj.__class__] = 1
-            except AttributeError:
-                pass
-    if count:
-        print ' NB REQUESTS/SESSIONS', count
-    if acount:
-        print ' NB APPOBJECTS', acount
-    if ccount:
-        print ' NB CONNECTIONS', ccount
-    if rcount:
-        print ' NB RSETS', rcount
-    if scount:
-        print ' NB SCHEMAS', scount
-    if fcount:
-        print ' NB FILES', fcount
-    if all:
-        ocount = sorted(ocount.items(), key=lambda x: x[1], reverse=True)[:20]
-        pprint(ocount)
-    if gc.garbage:
-        print 'UNREACHABLE', gc.garbage
-
-def referrers(obj, showobj=False):
-    try:
-        return sorted(set((type(x), showobj and x or getattr(x, '__name__', '%#x' % id(x)))
-                          for x in _referrers(obj)))
-    except TypeError:
-        s = set()
-        unhashable = []
-        for x in _referrers(obj):
-            try:
-                s.add(x)
-            except TypeError:
-                unhashable.append(x)
-        return sorted(s) + unhashable
-
-def _referrers(obj, seen=None, level=0):
-    import gc, types
-    from cubicweb.schema import CubicWebRelationSchema, CubicWebEntitySchema
-    interesting = []
-    if seen is None:
-        seen = set()
-    for x in gc.get_referrers(obj):
-        if id(x) in seen:
-            continue
-        seen.add(id(x))
-        if isinstance(x, types.FrameType):
-            continue
-        if isinstance(x, (CubicWebRelationSchema, CubicWebEntitySchema)):
-            continue
-        if isinstance(x, (list, tuple, set, dict, listiterator)):
-            if level >= 5:
-                pass
-                #interesting.append(x)
-            else:
-                interesting += _referrers(x, seen, level+1)
-        else:
-            interesting.append(x)
-    return interesting
+LOGGER = getLogger('cubicweb.twisted')
+set_log_methods(CubicWebRootResource, LOGGER)
 
 def run(config, debug):
     # create the site
@@ -466,7 +381,7 @@
     website = server.Site(root_resource)
     # serve it via standard HTTP on port set in the configuration
     port = config['port'] or 8080
-    reactor.listenTCP(port, channel.HTTPFactory(website))
+    reactor.listenTCP(port, website)
     logger = getLogger('cubicweb.twisted')
     if not debug:
         if sys.platform == 'win32':
--- a/etwist/twconfig.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/etwist/twconfig.py	Thu Apr 15 12:48:40 2010 +0200
@@ -51,6 +51,12 @@
 the repository rather than the user running the command',
           'group': 'main', 'inputlevel': WebConfiguration.mode == 'system'
           }),
+        ('max-post-length',
+         {'type' : 'int',
+          'default': 100,
+          'help': 'maximum length of HTTP request, in Mo. Default to 100 Mo.',
+          'group': 'main', 'inputlevel': 1,
+          }),
         ('session-time',
          {'type' : 'int',
           'default': 30*60,
--- a/ext/xhtml2fo.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,137 +0,0 @@
-from xml.etree.ElementTree import QName
-from pysixt.standard.xhtml_xslfo.transformer import XHTML2FOTransformer
-from pysixt.utils.xslfo.standard import cm
-from pysixt.utils.xslfo import SimplePageMaster
-from pysixt.standard.xhtml_xslfo.default_styling import default_styles
-from pysixt.standard.xhtml_xslfo import XHTML_NS
-
-
-class ReportTransformer(XHTML2FOTransformer):
-    """
-    Class transforming an XHTML input tree into a FO document
-    displaying reports (one report for each <div class="contentmain">
-    element in the input tree.
-    """
-
-    def __init__(self, section,
-                 page_width=21.0, page_height=29.7,
-                 margin_top=1.0, margin_bottom=1.0,
-                 margin_left=1.0, margin_right=1.0,
-                 header_footer_height=0.75,
-                 standard_font_size=11.0, default_lang=u"fr" ):
-        """
-        Initializes a transformer turning an XHTML input tree
-        containing <div class="contentmain"> elements representing
-        main content sections into a FO output tree displaying the
-        reports.
-
-        page_width: float - width of the page (in cm)
-        page_height: float - height of the page (in cm)
-        margin_top: float - top margin of the page (in cm)
-        margin_bottom: float - bottom margin of the page (in cm)
-        margin_left: float - left margin of the page (in cm)
-        margin_right: float - right margin of the page (in cm)
-        header_footer_height: float - height of the header or the footer of the
-                              page that the page number (if any) will be
-                              inserted in.
-        standard_font_size: float - standard size of the font (in pt)
-        default_lang: u"" - default language (used for hyphenation)
-        """
-        self.section = section
-        self.page_width = page_width
-        self.page_height = page_height
-
-        self.page_tmargin = margin_top
-        self.page_bmargin = margin_bottom
-        self.page_lmargin = margin_left
-        self.page_rmargin = margin_right
-
-        self.hf_height = header_footer_height
-
-        self.font_size = standard_font_size
-        self.lang = default_lang
-
-        XHTML2FOTransformer.__init__(self)
-
-
-    def define_pagemasters(self):
-        """
-        Defines the page masters for the FO output document.
-        """
-        pm = SimplePageMaster(u"page-report")
-        pm.set_page_dims( self.page_width*cm, self.page_height*cm )
-        pm.set_page_margins({u'top'   : self.page_tmargin*cm,
-                             u'bottom': self.page_bmargin*cm,
-                             u'left'  : self.page_lmargin*cm,
-                             u'right' : self.page_rmargin*cm })
-        pm.add_peripheral_region(u"end", self.hf_height)
-        dims = {}
-        dims[u"bottom"] = self.hf_height + 0.25
-        pm.set_main_region_margins(dims)
-        return [pm]
-
-    def _visit_report(self, in_elt, _out_elt, params):
-        """
-        Specific visit function for the input <div> elements whose class is
-        "report". The _root_visit method of this class selects these input
-        elements and asks the process of these elements with this specific
-        visit function.
-        """
-
-        ps = self.create_pagesequence(u"page-report")
-        props = { u"force-page-count": u"no-force",
-                  u"initial-page-number": u"1",
-                  u"format": u"1", }
-        self._output_properties(ps, props)
-
-        sc = self.create_staticcontent(ps, u"end")
-        sc_bl = self.create_block(sc)
-        attrs = { u"hyphenate": u"false", }
-        attrs[u"font-size"] = u"%.1fpt" % (self.font_size * 0.7)
-        attrs[u"language"] = self.lang
-        attrs[u"text-align"] = u"center"
-        self._output_properties(sc_bl, attrs)
-        sc_bl.text = u"Page" + u" " # ### Should be localised!
-        pn = self.create_pagenumber(sc_bl)
-        pn.tail = u"/"
-        self.create_pagenumbercitation(
-            sc_bl, u"last-block-of-report-%d" % params[u"context_pos"])
-
-        fl = self.create_flow(ps, u"body")
-        bl = self.create_block(fl)
-
-        # Sets on the highest block element the properties of the XHTML body
-        # element. These properties (at the least the inheritable ones) will
-        # be inherited by all the future FO elements.
-        bodies = list(self.in_tree.getiterator(QName(XHTML_NS, u"body")))
-        if len(bodies) > 0:
-            attrs = self._extract_properties([bodies[0]])
-        else:
-            attrs = default_styles[u"body"].copy()
-        attrs[u"font-size"] = u"%.1fpt" % self.font_size
-        attrs[u"language"] = self.lang
-        self._output_properties(bl,attrs)
-
-        # Processes the report content
-        self._copy_text(in_elt, bl)
-        self._process_nodes(in_elt.getchildren(), bl)
-
-        # Inserts an empty block at the end of the report in order to be able
-        # to compute the last page number of this report.
-        last_bl = self.create_block(bl)
-        props = { u"keep-with-previous": u"always", }
-        props[u"id"] = u"last-block-of-report-%d" % params[u"context_pos"]
-        self._output_properties(last_bl,props)
-
-
-    def _root_visit(self):
-        """
-        Visit function called when starting the process of the input tree.
-        """
-        content = [ d for d in self.in_tree.getiterator(QName(XHTML_NS, u"div"))
-                    if d.get(u"id") == self.section ]
-        # Asks the process of the report elements with a specific visit
-        # function
-        self._process_nodes(content, self.fo_root,
-                            with_function=self._visit_report)
-
--- a/hooks/email.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/email.py	Thu Apr 15 12:48:40 2010 +0200
@@ -28,7 +28,7 @@
         if self.condition():
             self.session.execute(
                 'SET X %s Y WHERE X eid %%(x)s, Y eid %%(y)s' % self.rtype,
-                {'x': self.entity.eid, 'y': self.email.eid}, 'x')
+                {'x': self.entity.eid, 'y': self.email.eid})
 
 
 class SetPrimaryEmailRelationOp(SetUseEmailRelationOp):
--- a/hooks/integrity.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/integrity.py	Thu Apr 15 12:48:40 2010 +0200
@@ -77,7 +77,7 @@
                 continue
             if rtype in pendingrtypes:
                 continue
-            if not session.execute(self.base_rql % rtype, {'x': eid}, 'x'):
+            if not session.execute(self.base_rql % rtype, {'x': eid}):
                 etype = session.describe(eid)[0]
                 _ = session._
                 msg = _('at least one relation %(rtype)s is required on '
@@ -304,7 +304,7 @@
             # don't do anything if the entity is being created or deleted
             if not (eid in pendingeids or eid in neweids):
                 etype = session.describe(eid)[0]
-                session.execute(self.base_rql % (etype, rtype), {'x': eid}, 'x')
+                session.execute(self.base_rql % (etype, rtype), {'x': eid})
 
 class _DelayedDeleteSEntityOp(_DelayedDeleteOp):
     """delete orphan subject entity of a composite relation"""
--- a/hooks/metadata.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/metadata.py	Thu Apr 15 12:48:40 2010 +0200
@@ -102,8 +102,7 @@
     def precommit_event(self):
         self.session.execute('SET X owned_by U WHERE C owned_by U, C eid %(c)s,'
                              'NOT EXISTS(X owned_by U, X eid %(x)s)',
-                             {'c': self.compositeeid, 'x': self.composedeid},
-                             ('c', 'x'))
+                             {'c': self.compositeeid, 'x': self.composedeid})
 
 
 class SyncCompositeOwner(MetaDataHook):
--- a/hooks/notification.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/notification.py	Thu Apr 15 12:48:40 2010 +0200
@@ -124,7 +124,7 @@
             rqlsel.append(var)
             rqlrestr.append('X %s %s' % (attr, var))
         rql = 'Any %s WHERE %s' % (','.join(rqlsel), ','.join(rqlrestr))
-        rset = session.execute(rql, {'x': self.entity.eid}, 'x')
+        rset = session.execute(rql, {'x': self.entity.eid})
         for i, attr in enumerate(attrs):
             oldvalue = rset[0][i]
             newvalue = self.entity[attr]
--- a/hooks/syncschema.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/syncschema.py	Thu Apr 15 12:48:40 2010 +0200
@@ -1004,7 +1004,7 @@
             DropRelationTable(session, rschema.type)
         # if this is the last instance, drop associated relation type
         if lastrel and not self.eidto in pendings:
-            execute('DELETE CWRType X WHERE X eid %(x)s', {'x': self.eidto}, 'x')
+            execute('DELETE CWRType X WHERE X eid %(x)s', {'x': self.eidto})
         MemSchemaRDefDel(session, (subjschema, rschema, objschema))
 
 
--- a/hooks/syncsession.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/syncsession.py	Thu Apr 15 12:48:40 2010 +0200
@@ -36,7 +36,7 @@
         no query should be emitted while comitting
         """
         rql = 'Any N WHERE G eid %(x)s, G name N'
-        result = session.execute(rql, {'x': kwargs['geid']}, 'x', build_descr=False)
+        result = session.execute(rql, {'x': kwargs['geid']}, build_descr=False)
         hook.Operation.__init__(self, session, *args, **kwargs)
         self.group = result[0][0]
 
@@ -216,7 +216,7 @@
         if not session.describe(eidfrom)[0] == 'CWProperty':
             return
         key, value = session.execute('Any K,V WHERE P eid %(x)s,P pkey K,P value V',
-                                     {'x': eidfrom}, 'x')[0]
+                                     {'x': eidfrom})[0]
         if session.vreg.property_info(key)['sitewide']:
             qname = role_name('for_user', 'subject')
             msg = session._("site-wide property can't be set for user")
@@ -234,7 +234,7 @@
     def __call__(self):
         session = self._cw
         key = session.execute('Any K WHERE P eid %(x)s, P pkey K',
-                              {'x': self.eidfrom}, 'x')[0][0]
+                              {'x': self.eidfrom})[0][0]
         session.transaction_data.setdefault('pendingrelations', []).append(
             (self.eidfrom, self.rtype, self.eidto))
         for session_ in get_user_sessions(session.repo, self.eidto):
--- a/hooks/test/unittest_bookmarks.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/test/unittest_bookmarks.py	Thu Apr 15 12:48:40 2010 +0200
@@ -1,7 +1,7 @@
 """
 
 :organization: Logilab
-:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
+:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
 """
@@ -18,10 +18,10 @@
         self.commit()
         self.execute('DELETE X bookmarked_by U WHERE U login "admin"')
         self.commit()
-        self.failUnless(self.execute('Any X WHERE X eid %(x)s', {'x': beid}, 'x'))
+        self.failUnless(self.execute('Any X WHERE X eid %(x)s', {'x': beid}))
         self.execute('DELETE X bookmarked_by U WHERE U login "anon"')
         self.commit()
-        self.failIf(self.execute('Any X WHERE X eid %(x)s', {'x': beid}, 'x'))
+        self.failIf(self.execute('Any X WHERE X eid %(x)s', {'x': beid}))
 
 if __name__ == '__main__':
     unittest_main()
--- a/hooks/test/unittest_syncschema.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/hooks/test/unittest_syncschema.py	Thu Apr 15 12:48:40 2010 +0200
@@ -32,17 +32,17 @@
 
     def _set_perms(self, eid):
         self.execute('SET X read_permission G WHERE X eid %(x)s, G is CWGroup',
-                     {'x': eid}, 'x')
+                     {'x': eid})
         self.execute('SET X add_permission G WHERE X eid %(x)s, G is CWGroup, G name "managers"',
-                     {'x': eid}, 'x')
+                     {'x': eid})
         self.execute('SET X delete_permission G WHERE X eid %(x)s, G is CWGroup, G name "owners"',
-                     {'x': eid}, 'x')
+                     {'x': eid})
 
     def _set_attr_perms(self, eid):
         self.execute('SET X read_permission G WHERE X eid %(x)s, G is CWGroup',
-                     {'x': eid}, 'x')
+                     {'x': eid})
         self.execute('SET X update_permission G WHERE X eid %(x)s, G is CWGroup, G name "managers"',
-                     {'x': eid}, 'x')
+                     {'x': eid})
 
     def test_base(self):
         schema = self.repo.schema
@@ -88,7 +88,7 @@
                                'WHERE RT name "concerne2", E name "CWUser"')[0][0]
         self._set_perms(rdefeid)
         self.commit()
-        self.execute('DELETE CWRelation X WHERE X eid %(x)s', {'x': concerne2_rdef_eid}, 'x')
+        self.execute('DELETE CWRelation X WHERE X eid %(x)s', {'x': concerne2_rdef_eid})
         self.commit()
         self.failUnless('concerne2' in schema['CWUser'].subject_relations())
         self.failIf('concerne2' in schema['Societe2'].subject_relations())
@@ -248,7 +248,7 @@
         attreid = self.execute('INSERT CWAttribute X: X cardinality "11", X defaultval "noname", X indexed TRUE, X relation_type RT, X from_entity E, X to_entity F '
                                'WHERE RT name "messageid", E name "BaseTransition", F name "String"')[0][0]
         assert self.execute('SET X read_permission Y WHERE X eid %(x)s, Y name "managers"',
-                     {'x': attreid}, 'x')
+                     {'x': attreid})
         self.commit()
         self.schema.rebuild_infered_relations()
         self.failUnless('Transition' in self.schema['messageid'].subjects())
@@ -299,10 +299,10 @@
         if not getattr(cstr, 'eid', None):
             self.skip('start me alone') # bug in schema reloading, constraint's eid not restored
         self.execute('SET X value %(v)s WHERE X eid %(x)s',
-                     {'x': cstr.eid, 'v': u"u'normal', u'auto', u'new'"}, 'x')
+                     {'x': cstr.eid, 'v': u"u'normal', u'auto', u'new'"})
         self.execute('INSERT CWConstraint X: X value %(value)s, X cstrtype CT, EDEF constrained_by X '
                      'WHERE CT name %(ct)s, EDEF eid %(x)s',
-                     {'ct': 'SizeConstraint', 'value': u'max=10', 'x': rdef.eid}, 'x')
+                     {'ct': 'SizeConstraint', 'value': u'max=10', 'x': rdef.eid})
         self.commit()
         cstr = rdef.constraint_by_type('StaticVocabularyConstraint')
         self.assertEquals(cstr.values, (u'normal', u'auto', u'new'))
--- a/i18n/en.po	Thu Apr 15 12:47:29 2010 +0200
+++ b/i18n/en.po	Thu Apr 15 12:48:40 2010 +0200
@@ -30,6 +30,9 @@
 msgid "  from state %(fromstate)s to state %(tostate)s\n"
 msgstr ""
 
+msgid " :"
+msgstr ""
+
 #, python-format
 msgid "%(attr)s set to %(newvalue)s"
 msgstr ""
@@ -188,13 +191,13 @@
 msgid "AND"
 msgstr ""
 
-msgid "Add permissions"
-msgstr ""
-
 msgid "Any"
 msgstr ""
 
-msgid "Attributes"
+msgid "Attributes permissions:"
+msgstr ""
+
+msgid "Attributes with non default permissions:"
 msgstr ""
 
 # schema pot file, generated on 2009-09-16 16:46:55
@@ -362,13 +365,10 @@
 msgid "Decimal_plural"
 msgstr "Decimal numbers"
 
-msgid "Delete permissions"
-msgstr ""
-
 msgid "Do you want to delete the following element(s) ?"
 msgstr ""
 
-msgid "Download page as pdf"
+msgid "Download schema as OWL"
 msgstr ""
 
 msgctxt "inlined:CWUser.use_email.subject"
@@ -384,6 +384,9 @@
 msgid "Entities"
 msgstr ""
 
+msgid "Entity types"
+msgstr ""
+
 msgid "ExternalUri"
 msgstr "External Uri"
 
@@ -411,6 +414,9 @@
 msgid "Help"
 msgstr ""
 
+msgid "Index"
+msgstr ""
+
 msgid "Instance"
 msgstr ""
 
@@ -504,15 +510,27 @@
 msgid "No result matching query"
 msgstr ""
 
+msgid "Non exhaustive list of views that may apply to entities of this type"
+msgstr ""
+
 msgid "OR"
 msgstr ""
 
+msgid "Parent classes:"
+msgstr ""
+
 msgid "Password"
 msgstr "Password"
 
 msgid "Password_plural"
 msgstr "Passwords"
 
+msgid "Permissions for entity types"
+msgstr ""
+
+msgid "Permissions for relations"
+msgstr ""
+
 msgid "Please note that this is only a shallow copy"
 msgstr ""
 
@@ -531,9 +549,6 @@
 msgid "RQLVocabularyConstraint"
 msgstr "RQL vocabulary constraint"
 
-msgid "Read permissions"
-msgstr ""
-
 msgid "Recipients:"
 msgstr ""
 
@@ -543,6 +558,9 @@
 msgid "Registry's content"
 msgstr ""
 
+msgid "Relation types"
+msgstr ""
+
 msgid "Relations"
 msgstr ""
 
@@ -580,6 +598,9 @@
 msgid "String_plural"
 msgstr "Strings"
 
+msgid "Sub-classes:"
+msgstr ""
+
 msgid "SubWorkflowExitPoint"
 msgstr "Subworkflow exit-point"
 
@@ -606,6 +627,9 @@
 msgid "The view %s could not be found"
 msgstr ""
 
+msgid "There is no default workflow"
+msgstr ""
+
 msgid "This BaseTransition"
 msgstr "This abstract transition"
 
@@ -672,6 +696,9 @@
 msgid "This WorkflowTransition"
 msgstr "This workflow-transition"
 
+msgid "This entity type permissions:"
+msgstr ""
+
 msgid "Time"
 msgstr "Time"
 
@@ -696,9 +723,6 @@
 msgid "Unreachable objects"
 msgstr ""
 
-msgid "Update permissions"
-msgstr ""
-
 msgid "Used by:"
 msgstr ""
 
@@ -776,183 +800,12 @@
 msgid "abstract base class for transitions"
 msgstr ""
 
-msgid "access type"
-msgstr ""
-
 msgid "action(s) on this selection"
 msgstr ""
 
 msgid "actions"
 msgstr ""
 
-msgid "actions_about"
-msgstr ""
-
-msgid "actions_about_description"
-msgstr ""
-
-msgid "actions_addentity"
-msgstr "add an entity of this type"
-
-msgid "actions_addentity_description"
-msgstr ""
-
-msgid "actions_addrelated"
-msgstr ""
-
-msgid "actions_addrelated_description"
-msgstr ""
-
-msgid "actions_cancel"
-msgstr "cancel the selection"
-
-msgid "actions_cancel_description"
-msgstr ""
-
-msgid "actions_changelog"
-msgstr ""
-
-msgid "actions_changelog_description"
-msgstr ""
-
-msgid "actions_copy"
-msgstr "copy"
-
-msgid "actions_copy_description"
-msgstr ""
-
-msgid "actions_delete"
-msgstr "delete"
-
-msgid "actions_delete_description"
-msgstr ""
-
-msgid "actions_download_as_owl"
-msgstr "download as owl"
-
-msgid "actions_download_as_owl_description"
-msgstr ""
-
-msgid "actions_edit"
-msgstr "modify"
-
-msgid "actions_edit_description"
-msgstr ""
-
-msgid "actions_embed"
-msgstr "embed"
-
-msgid "actions_embed_description"
-msgstr ""
-
-msgid "actions_entitiesoftype"
-msgstr ""
-
-msgid "actions_entitiesoftype_description"
-msgstr ""
-
-msgid "actions_follow"
-msgstr "follow"
-
-msgid "actions_follow_description"
-msgstr ""
-
-msgid "actions_help"
-msgstr ""
-
-msgid "actions_help_description"
-msgstr ""
-
-msgid "actions_logout"
-msgstr "logout"
-
-msgid "actions_logout_description"
-msgstr ""
-
-msgid "actions_manage"
-msgstr "manage"
-
-msgid "actions_manage_description"
-msgstr ""
-
-msgid "actions_managepermission"
-msgstr "manage permissions"
-
-msgid "actions_managepermission_description"
-msgstr ""
-
-msgid "actions_muledit"
-msgstr "modify all"
-
-msgid "actions_muledit_description"
-msgstr ""
-
-msgid "actions_myinfos"
-msgstr "my profile"
-
-msgid "actions_myinfos_description"
-msgstr ""
-
-msgid "actions_myprefs"
-msgstr "my preferences"
-
-msgid "actions_myprefs_description"
-msgstr ""
-
-msgid "actions_poweredby"
-msgstr ""
-
-msgid "actions_poweredby_description"
-msgstr ""
-
-msgid "actions_prefs"
-msgstr "preferences"
-
-msgid "actions_prefs_description"
-msgstr ""
-
-msgid "actions_schema"
-msgstr "schema"
-
-msgid "actions_schema_description"
-msgstr ""
-
-msgid "actions_select"
-msgstr "select"
-
-msgid "actions_select_description"
-msgstr ""
-
-msgid "actions_sendemail"
-msgstr "send email"
-
-msgid "actions_sendemail_description"
-msgstr ""
-
-msgid "actions_siteconfig"
-msgstr "site configuration"
-
-msgid "actions_siteconfig_description"
-msgstr ""
-
-msgid "actions_siteinfo"
-msgstr "site information"
-
-msgid "actions_siteinfo_description"
-msgstr ""
-
-msgid "actions_view"
-msgstr "view"
-
-msgid "actions_view_description"
-msgstr ""
-
-msgid "actions_workflow"
-msgstr "see workflow"
-
-msgid "actions_workflow_description"
-msgstr ""
-
 msgid "activate"
 msgstr ""
 
@@ -1198,9 +1051,6 @@
 msgid "attribute"
 msgstr ""
 
-msgid "attributes with modified permissions:"
-msgstr ""
-
 msgid "august"
 msgstr ""
 
@@ -1517,9 +1367,6 @@
 msgid "condition"
 msgstr "condition"
 
-msgid "condition:"
-msgstr "condtion:"
-
 msgctxt "RQLExpression"
 msgid "condition_object"
 msgstr "condition of"
@@ -1527,6 +1374,9 @@
 msgid "condition_object"
 msgstr "condition of"
 
+msgid "conditions"
+msgstr ""
+
 msgid "config mode"
 msgstr ""
 
@@ -1563,6 +1413,9 @@
 msgid "constraints applying on this relation"
 msgstr ""
 
+msgid "content type"
+msgstr ""
+
 msgid "contentnavigation"
 msgstr "contextual components"
 
@@ -1578,12 +1431,6 @@
 msgid "contentnavigation_metadata_description"
 msgstr ""
 
-msgid "contentnavigation_pdfview"
-msgstr "view page as pdf icon"
-
-msgid "contentnavigation_pdfview_description"
-msgstr ""
-
 msgid "contentnavigation_prevnext"
 msgstr "previous / next entity"
 
@@ -1768,6 +1615,9 @@
 msgid "creation"
 msgstr ""
 
+msgid "creation date"
+msgstr ""
+
 msgid "creation time of an entity"
 msgstr ""
 
@@ -1803,18 +1653,33 @@
 msgid "custom_workflow_object"
 msgstr "custom workflow of"
 
-msgid "cwetype-schema-image"
-msgstr "schema"
-
-msgid "cwetype-schema-permissions"
+msgid "cwetype-box"
+msgstr "\"box\" view"
+
+msgid "cwetype-description"
+msgstr "description"
+
+msgid "cwetype-permissions"
 msgstr "permissions"
 
-msgid "cwetype-schema-text"
-msgstr "description"
+msgid "cwetype-views"
+msgstr "views"
 
 msgid "cwetype-workflow"
 msgstr "workflow"
 
+msgid "cwgroup-main"
+msgstr "description"
+
+msgid "cwgroup-permissions"
+msgstr "permissions"
+
+msgid "cwrtype-description"
+msgstr "description"
+
+msgid "cwrtype-permissions"
+msgstr "permissions"
+
 msgid "cwuri"
 msgstr "internal uri"
 
@@ -1842,6 +1707,9 @@
 msgid "default user workflow"
 msgstr ""
 
+msgid "default value"
+msgstr ""
+
 msgid "default workflow for an entity type"
 msgstr ""
 
@@ -2068,18 +1936,12 @@
 msgid "detach attached file"
 msgstr ""
 
-msgid "display order of the action"
-msgstr ""
-
 msgid "display order of the box"
 msgstr ""
 
 msgid "display order of the component"
 msgstr ""
 
-msgid "display the action or not"
-msgstr ""
-
 msgid "display the box or not"
 msgstr ""
 
@@ -2264,6 +2126,10 @@
 msgid "facets_in_state-facet_description"
 msgstr ""
 
+#, python-format
+msgid "failed to uniquify path (%s, %s)"
+msgstr ""
+
 msgid "february"
 msgstr ""
 
@@ -2281,6 +2147,9 @@
 msgid "final"
 msgstr ""
 
+msgid "first name"
+msgstr ""
+
 msgid "firstname"
 msgstr ""
 
@@ -2394,10 +2263,6 @@
 msgid "granted to groups"
 msgstr ""
 
-#, python-format
-msgid "graphical representation of %s"
-msgstr ""
-
 msgid "graphical representation of the instance'schema"
 msgstr ""
 
@@ -2421,9 +2286,6 @@
 msgid "groups to which the permission is granted"
 msgstr ""
 
-msgid "groups:"
-msgstr ""
-
 msgid "guests"
 msgstr ""
 
@@ -2462,6 +2324,18 @@
 msgid "i18n_login_popup"
 msgstr "login"
 
+msgid "i18ncard_*"
+msgstr "0..n"
+
+msgid "i18ncard_+"
+msgstr "1..n"
+
+msgid "i18ncard_1"
+msgstr "1"
+
+msgid "i18ncard_?"
+msgstr "0..1"
+
 msgid "i18nprevnext_next"
 msgstr "next"
 
@@ -2497,12 +2371,6 @@
 msgid "image"
 msgstr ""
 
-msgid "in memory entity schema"
-msgstr ""
-
-msgid "in memory relation schema"
-msgstr ""
-
 msgid "in_group"
 msgstr "in group"
 
@@ -2533,9 +2401,6 @@
 msgid "incorrect value (%(value)s) for type \"%(type)s\""
 msgstr ""
 
-msgid "index"
-msgstr ""
-
 msgid "index this attribute's value in the plain text index"
 msgstr ""
 
@@ -2608,6 +2473,12 @@
 msgid "is"
 msgstr ""
 
+msgid "is object of:"
+msgstr ""
+
+msgid "is subject of:"
+msgstr ""
+
 msgid ""
 "is the subject/object entity of the relation composed of the other ? This "
 "implies that when the composite is deleted, composants are also deleted."
@@ -2655,6 +2526,12 @@
 msgid "last connection date"
 msgstr ""
 
+msgid "last login time"
+msgstr ""
+
+msgid "last name"
+msgstr ""
+
 msgid "last usage"
 msgstr ""
 
@@ -2799,6 +2676,9 @@
 msgid "more actions"
 msgstr ""
 
+msgid "more info about this workflow"
+msgstr ""
+
 msgid "multiple edit"
 msgstr ""
 
@@ -2940,8 +2820,8 @@
 msgid "object"
 msgstr ""
 
-msgid "object_plural:"
-msgstr "objects:"
+msgid "object type"
+msgstr ""
 
 msgid "october"
 msgstr ""
@@ -2967,6 +2847,9 @@
 msgid "opened web sessions"
 msgstr ""
 
+msgid "options"
+msgstr ""
+
 msgid "order"
 msgstr ""
 
@@ -3022,10 +2905,7 @@
 msgid "permission"
 msgstr ""
 
-msgid "permissions for entities"
-msgstr ""
-
-msgid "permissions for relations"
+msgid "permissions"
 msgstr ""
 
 msgid "permissions for this entity"
@@ -3102,11 +2982,17 @@
 msgid "project"
 msgstr ""
 
+msgid "rdef-description"
+msgstr "description"
+
+msgid "rdef-permissions"
+msgstr "permissions"
+
 msgid "read"
 msgstr ""
 
 msgid "read_perm"
-msgstr "read perm"
+msgstr "read permission"
 
 msgid "read_permission"
 msgstr "can be read by"
@@ -3143,6 +3029,9 @@
 msgid "related entity has no workflow set"
 msgstr ""
 
+msgid "relation"
+msgstr ""
+
 #, python-format
 msgid "relation %(relname)s of %(ent)s"
 msgstr ""
@@ -3171,9 +3060,6 @@
 msgid "relation_type_object"
 msgstr "relation definitions"
 
-msgid "relations"
-msgstr ""
-
 msgid "relations deleted"
 msgstr ""
 
@@ -3215,6 +3101,9 @@
 msgid "require_permission_object"
 msgstr "required by"
 
+msgid "required"
+msgstr ""
+
 msgid "required attribute"
 msgstr ""
 
@@ -3258,11 +3147,17 @@
 msgid "schema's permissions definitions"
 msgstr ""
 
+msgid "schema-entity-types"
+msgstr ""
+
 msgid "schema-image"
-msgstr "schema"
-
-msgid "schema-text"
-msgstr "description"
+msgstr "image"
+
+msgid "schema-relation-types"
+msgstr ""
+
+msgid "schema-security"
+msgstr "permissions"
 
 msgid "search"
 msgstr ""
@@ -3449,12 +3344,12 @@
 msgid "subject"
 msgstr ""
 
+msgid "subject type"
+msgstr ""
+
 msgid "subject/object cardinality"
 msgstr ""
 
-msgid "subject_plural:"
-msgstr "subjects:"
-
 msgid "subworkflow"
 msgstr ""
 
@@ -3853,6 +3748,9 @@
 msgid "used to grant a permission to a group"
 msgstr ""
 
+msgid "user"
+msgstr ""
+
 #, python-format
 msgid ""
 "user %s has made the following change(s):\n"
@@ -3909,15 +3807,18 @@
 msgid "view history"
 msgstr ""
 
+msgid "view identifier"
+msgstr ""
+
+msgid "view title"
+msgstr ""
+
 msgid "view workflow"
 msgstr ""
 
 msgid "view_index"
 msgstr "index"
 
-msgid "views"
-msgstr ""
-
 msgid "visible"
 msgstr ""
 
@@ -3940,6 +3841,12 @@
 msgid "wf_info_for_object"
 msgstr "workflow history"
 
+msgid "wf_tab_info"
+msgstr ""
+
+msgid "wfgraph"
+msgstr ""
+
 msgid ""
 "when multiple addresses are equivalent (such as python-projects@logilab.org "
 "and python-projects@lists.logilab.org), set this to indicate which is the "
--- a/i18n/es.po	Thu Apr 15 12:47:29 2010 +0200
+++ b/i18n/es.po	Thu Apr 15 12:48:40 2010 +0200
@@ -35,6 +35,9 @@
 msgid "  from state %(fromstate)s to state %(tostate)s\n"
 msgstr "  del estado %(fromstate)s hacia el estado %(tostate)s\n"
 
+msgid " :"
+msgstr ""
+
 #, python-format
 msgid "%(attr)s set to %(newvalue)s"
 msgstr ""
@@ -196,14 +199,14 @@
 msgid "AND"
 msgstr "Y"
 
-msgid "Add permissions"
-msgstr "Añadir autorizaciónes"
-
 msgid "Any"
 msgstr "Cualquiera"
 
-msgid "Attributes"
-msgstr "Atributos"
+msgid "Attributes permissions:"
+msgstr ""
+
+msgid "Attributes with non default permissions:"
+msgstr ""
 
 # schema pot file, generated on 2009-09-16 16:46:55
 #
@@ -370,13 +373,10 @@
 msgid "Decimal_plural"
 msgstr "Decimales"
 
-msgid "Delete permissions"
-msgstr "Autorización de suprimir"
-
 msgid "Do you want to delete the following element(s) ?"
 msgstr "Desea suprimir el(los) elemento(s) siguiente(s)"
 
-msgid "Download page as pdf"
+msgid "Download schema as OWL"
 msgstr ""
 
 msgctxt "inlined:CWUser.use_email.subject"
@@ -392,6 +392,9 @@
 msgid "Entities"
 msgstr "Entidades"
 
+msgid "Entity types"
+msgstr ""
+
 msgid "ExternalUri"
 msgstr ""
 
@@ -419,6 +422,9 @@
 msgid "Help"
 msgstr ""
 
+msgid "Index"
+msgstr ""
+
 msgid "Instance"
 msgstr ""
 
@@ -512,15 +518,27 @@
 msgid "No result matching query"
 msgstr "Ningún resultado corresponde a su búsqueda"
 
+msgid "Non exhaustive list of views that may apply to entities of this type"
+msgstr ""
+
 msgid "OR"
 msgstr "O"
 
+msgid "Parent classes:"
+msgstr ""
+
 msgid "Password"
 msgstr "Contraseña"
 
 msgid "Password_plural"
 msgstr "Contraseñas"
 
+msgid "Permissions for entity types"
+msgstr ""
+
+msgid "Permissions for relations"
+msgstr ""
+
 msgid "Please note that this is only a shallow copy"
 msgstr "Recuerde que no es más que una copia superficial"
 
@@ -539,9 +557,6 @@
 msgid "RQLVocabularyConstraint"
 msgstr ""
 
-msgid "Read permissions"
-msgstr "Autorización de leer"
-
 msgid "Recipients:"
 msgstr "Destinatarios"
 
@@ -551,6 +566,9 @@
 msgid "Registry's content"
 msgstr ""
 
+msgid "Relation types"
+msgstr ""
+
 msgid "Relations"
 msgstr "Relaciones"
 
@@ -588,6 +606,9 @@
 msgid "String_plural"
 msgstr "Cadenas de caracteres"
 
+msgid "Sub-classes:"
+msgstr ""
+
 msgid "SubWorkflowExitPoint"
 msgstr ""
 
@@ -614,6 +635,9 @@
 msgid "The view %s could not be found"
 msgstr "La vista %s no ha podido ser encontrada"
 
+msgid "There is no default workflow"
+msgstr ""
+
 msgid "This BaseTransition"
 msgstr ""
 
@@ -680,6 +704,9 @@
 msgid "This WorkflowTransition"
 msgstr ""
 
+msgid "This entity type permissions:"
+msgstr ""
+
 msgid "Time"
 msgstr "Hora"
 
@@ -704,9 +731,6 @@
 msgid "Unreachable objects"
 msgstr ""
 
-msgid "Update permissions"
-msgstr "Autorización de modificar"
-
 msgid "Used by:"
 msgstr "Utilizado por :"
 
@@ -799,183 +823,12 @@
 msgid "abstract base class for transitions"
 msgstr ""
 
-msgid "access type"
-msgstr "Tipo de Acceso"
-
 msgid "action(s) on this selection"
 msgstr "acción(es) en esta selección"
 
 msgid "actions"
 msgstr "acciones"
 
-msgid "actions_about"
-msgstr ""
-
-msgid "actions_about_description"
-msgstr ""
-
-msgid "actions_addentity"
-msgstr "agregar una entidad de este tipo"
-
-msgid "actions_addentity_description"
-msgstr ""
-
-msgid "actions_addrelated"
-msgstr ""
-
-msgid "actions_addrelated_description"
-msgstr ""
-
-msgid "actions_cancel"
-msgstr "Anular"
-
-msgid "actions_cancel_description"
-msgstr ""
-
-msgid "actions_changelog"
-msgstr ""
-
-msgid "actions_changelog_description"
-msgstr ""
-
-msgid "actions_copy"
-msgstr "Copiar"
-
-msgid "actions_copy_description"
-msgstr ""
-
-msgid "actions_delete"
-msgstr "Eliminar"
-
-msgid "actions_delete_description"
-msgstr ""
-
-msgid "actions_download_as_owl"
-msgstr "Download como OWL"
-
-msgid "actions_download_as_owl_description"
-msgstr ""
-
-msgid "actions_edit"
-msgstr "Modificar"
-
-msgid "actions_edit_description"
-msgstr ""
-
-msgid "actions_embed"
-msgstr "Embarcar"
-
-msgid "actions_embed_description"
-msgstr ""
-
-msgid "actions_entitiesoftype"
-msgstr ""
-
-msgid "actions_entitiesoftype_description"
-msgstr ""
-
-msgid "actions_follow"
-msgstr "Seguir"
-
-msgid "actions_follow_description"
-msgstr ""
-
-msgid "actions_help"
-msgstr ""
-
-msgid "actions_help_description"
-msgstr ""
-
-msgid "actions_logout"
-msgstr "Desconectarse"
-
-msgid "actions_logout_description"
-msgstr ""
-
-msgid "actions_manage"
-msgstr "Administración del sitio"
-
-msgid "actions_manage_description"
-msgstr ""
-
-msgid "actions_managepermission"
-msgstr "Administración de autorizaciónes"
-
-msgid "actions_managepermission_description"
-msgstr ""
-
-msgid "actions_muledit"
-msgstr "Edición múltiple"
-
-msgid "actions_muledit_description"
-msgstr ""
-
-msgid "actions_myinfos"
-msgstr "Información personal"
-
-msgid "actions_myinfos_description"
-msgstr ""
-
-msgid "actions_myprefs"
-msgstr "Preferencias del usuario"
-
-msgid "actions_myprefs_description"
-msgstr ""
-
-msgid "actions_poweredby"
-msgstr ""
-
-msgid "actions_poweredby_description"
-msgstr ""
-
-msgid "actions_prefs"
-msgstr "Preferencias"
-
-msgid "actions_prefs_description"
-msgstr ""
-
-msgid "actions_schema"
-msgstr "Ver el esquema"
-
-msgid "actions_schema_description"
-msgstr ""
-
-msgid "actions_select"
-msgstr "Seleccionar"
-
-msgid "actions_select_description"
-msgstr ""
-
-msgid "actions_sendemail"
-msgstr "Enviar un email"
-
-msgid "actions_sendemail_description"
-msgstr ""
-
-msgid "actions_siteconfig"
-msgstr "Configuración del sitio"
-
-msgid "actions_siteconfig_description"
-msgstr ""
-
-msgid "actions_siteinfo"
-msgstr ""
-
-msgid "actions_siteinfo_description"
-msgstr ""
-
-msgid "actions_view"
-msgstr "Ver"
-
-msgid "actions_view_description"
-msgstr ""
-
-msgid "actions_workflow"
-msgstr "Ver el workflow"
-
-msgid "actions_workflow_description"
-msgstr ""
-
 msgid "activate"
 msgstr "Activar"
 
@@ -1223,9 +1076,6 @@
 msgid "attribute"
 msgstr "Atributo"
 
-msgid "attributes with modified permissions:"
-msgstr "atributos con autorizaciónes modificadas:"
-
 msgid "august"
 msgstr "Agosto"
 
@@ -1548,9 +1398,6 @@
 msgid "condition"
 msgstr ""
 
-msgid "condition:"
-msgstr "condición:"
-
 msgctxt "RQLExpression"
 msgid "condition_object"
 msgstr ""
@@ -1558,6 +1405,9 @@
 msgid "condition_object"
 msgstr "condición de"
 
+msgid "conditions"
+msgstr ""
+
 msgid "config mode"
 msgstr ""
 
@@ -1594,6 +1444,9 @@
 msgid "constraints applying on this relation"
 msgstr "Restricciones que se aplican a esta relación"
 
+msgid "content type"
+msgstr ""
+
 msgid "contentnavigation"
 msgstr "Componentes contextuales"
 
@@ -1609,12 +1462,6 @@
 msgid "contentnavigation_metadata_description"
 msgstr ""
 
-msgid "contentnavigation_pdfview"
-msgstr ""
-
-msgid "contentnavigation_pdfview_description"
-msgstr ""
-
 msgid "contentnavigation_prevnext"
 msgstr "Elemento anterior / siguiente"
 
@@ -1809,6 +1656,9 @@
 msgid "creation"
 msgstr "Creación"
 
+msgid "creation date"
+msgstr ""
+
 msgid "creation time of an entity"
 msgstr "Fecha de creación de una entidad"
 
@@ -1844,17 +1694,32 @@
 msgid "custom_workflow_object"
 msgstr ""
 
-msgid "cwetype-schema-image"
-msgstr "Esquema"
-
-msgid "cwetype-schema-permissions"
-msgstr "Autorizaciónes"
-
-msgid "cwetype-schema-text"
-msgstr "Modelo de datos"
+msgid "cwetype-box"
+msgstr ""
+
+msgid "cwetype-description"
+msgstr ""
+
+msgid "cwetype-permissions"
+msgstr ""
+
+msgid "cwetype-views"
+msgstr ""
 
 msgid "cwetype-workflow"
-msgstr "Workflow"
+msgstr ""
+
+msgid "cwgroup-main"
+msgstr ""
+
+msgid "cwgroup-permissions"
+msgstr ""
+
+msgid "cwrtype-description"
+msgstr ""
+
+msgid "cwrtype-permissions"
+msgstr ""
 
 msgid "cwuri"
 msgstr ""
@@ -1883,6 +1748,9 @@
 msgid "default user workflow"
 msgstr ""
 
+msgid "default value"
+msgstr ""
+
 msgid "default workflow for an entity type"
 msgstr ""
 
@@ -2111,18 +1979,12 @@
 msgid "detach attached file"
 msgstr "soltar el archivo existente"
 
-msgid "display order of the action"
-msgstr "Orden de aparición de la acción"
-
 msgid "display order of the box"
 msgstr "Orden de aparición de la caja"
 
 msgid "display order of the component"
 msgstr "Orden de aparición del componente"
 
-msgid "display the action or not"
-msgstr "Mostrar la acción o no"
-
 msgid "display the box or not"
 msgstr "Mostrar la caja o no"
 
@@ -2314,6 +2176,10 @@
 msgid "facets_in_state-facet_description"
 msgstr "faceta en el estado"
 
+#, python-format
+msgid "failed to uniquify path (%s, %s)"
+msgstr ""
+
 msgid "february"
 msgstr "Febrero"
 
@@ -2331,6 +2197,9 @@
 msgid "final"
 msgstr ""
 
+msgid "first name"
+msgstr ""
+
 msgid "firstname"
 msgstr "Nombre"
 
@@ -2444,10 +2313,6 @@
 msgid "granted to groups"
 msgstr "Otorgado a los grupos"
 
-#, python-format
-msgid "graphical representation of %s"
-msgstr ""
-
 msgid "graphical representation of the instance'schema"
 msgstr ""
 
@@ -2471,9 +2336,6 @@
 msgid "groups to which the permission is granted"
 msgstr "Grupos quienes tienen otorgada esta autorización"
 
-msgid "groups:"
-msgstr "Grupos :"
-
 msgid "guests"
 msgstr "Invitados"
 
@@ -2518,6 +2380,18 @@
 msgid "i18n_login_popup"
 msgstr "Identificarse"
 
+msgid "i18ncard_*"
+msgstr ""
+
+msgid "i18ncard_+"
+msgstr ""
+
+msgid "i18ncard_1"
+msgstr ""
+
+msgid "i18ncard_?"
+msgstr ""
+
 msgid "i18nprevnext_next"
 msgstr "Siguiente"
 
@@ -2555,12 +2429,6 @@
 msgid "image"
 msgstr "Imagen"
 
-msgid "in memory entity schema"
-msgstr "Esquema de la entidad en memoria"
-
-msgid "in memory relation schema"
-msgstr "Esquema de la relación en memoria"
-
 msgid "in_group"
 msgstr "En el grupo"
 
@@ -2591,9 +2459,6 @@
 msgid "incorrect value (%(value)s) for type \"%(type)s\""
 msgstr "valor %(value)s incorrecto para el tipo \"%(type)s\""
 
-msgid "index"
-msgstr "Indice"
-
 msgid "index this attribute's value in the plain text index"
 msgstr "Indexar el valor de este atributo en el índice de texto simple"
 
@@ -2667,6 +2532,12 @@
 msgid "is"
 msgstr "es"
 
+msgid "is object of:"
+msgstr "es objeto de"
+
+msgid "is subject of:"
+msgstr "es sujeto de"
+
 msgid ""
 "is the subject/object entity of the relation composed of the other ? This "
 "implies that when the composite is deleted, composants are also deleted."
@@ -2718,6 +2589,12 @@
 msgid "last connection date"
 msgstr "Ultima fecha de conexión"
 
+msgid "last login time"
+msgstr ""
+
+msgid "last name"
+msgstr ""
+
 msgid "last usage"
 msgstr ""
 
@@ -2867,6 +2744,9 @@
 msgid "more actions"
 msgstr "mas acciones"
 
+msgid "more info about this workflow"
+msgstr ""
+
 msgid "multiple edit"
 msgstr "Edicion multiple"
 
@@ -3014,8 +2894,8 @@
 msgid "object"
 msgstr "objeto"
 
-msgid "object_plural:"
-msgstr "objetos:"
+msgid "object type"
+msgstr ""
 
 msgid "october"
 msgstr "octubre"
@@ -3041,6 +2921,9 @@
 msgid "opened web sessions"
 msgstr ""
 
+msgid "options"
+msgstr ""
+
 msgid "order"
 msgstr "orden"
 
@@ -3095,11 +2978,8 @@
 msgid "permission"
 msgstr "Permiso"
 
-msgid "permissions for entities"
-msgstr "autorizaciónes para entidades"
-
-msgid "permissions for relations"
-msgstr "autorizaciónes para relaciones"
+msgid "permissions"
+msgstr ""
 
 msgid "permissions for this entity"
 msgstr "Permisos para esta entidad"
@@ -3175,6 +3055,12 @@
 msgid "project"
 msgstr "Proyecto"
 
+msgid "rdef-description"
+msgstr ""
+
+msgid "rdef-permissions"
+msgstr ""
+
 msgid "read"
 msgstr "Lectura"
 
@@ -3216,6 +3102,9 @@
 msgid "related entity has no workflow set"
 msgstr ""
 
+msgid "relation"
+msgstr ""
+
 #, python-format
 msgid "relation %(relname)s of %(ent)s"
 msgstr "relación %(relname)s de %(ent)s"
@@ -3244,9 +3133,6 @@
 msgid "relation_type_object"
 msgstr "Definición"
 
-msgid "relations"
-msgstr "relaciones"
-
 msgid "relations deleted"
 msgstr "Relaciones eliminadas"
 
@@ -3288,6 +3174,9 @@
 msgid "require_permission_object"
 msgstr "Requerido por autorización"
 
+msgid "required"
+msgstr ""
+
 msgid "required attribute"
 msgstr "Atributo requerido"
 
@@ -3335,11 +3224,17 @@
 msgid "schema's permissions definitions"
 msgstr "definiciones de permisos del esquema"
 
+msgid "schema-entity-types"
+msgstr ""
+
 msgid "schema-image"
 msgstr "esquema imagen"
 
-msgid "schema-text"
-msgstr "esquema text"
+msgid "schema-relation-types"
+msgstr ""
+
+msgid "schema-security"
+msgstr ""
 
 msgid "search"
 msgstr "buscar"
@@ -3530,12 +3425,12 @@
 msgid "subject"
 msgstr "sujeto"
 
+msgid "subject type"
+msgstr ""
+
 msgid "subject/object cardinality"
 msgstr "cardinalidad sujeto/objeto"
 
-msgid "subject_plural:"
-msgstr "sujetos:"
-
 msgid "subworkflow"
 msgstr ""
 
@@ -3938,6 +3833,9 @@
 msgid "used to grant a permission to a group"
 msgstr "utilizado para otorgar permisos a un grupo"
 
+msgid "user"
+msgstr ""
+
 #, python-format
 msgid ""
 "user %s has made the following change(s):\n"
@@ -3996,15 +3894,18 @@
 msgid "view history"
 msgstr ""
 
+msgid "view identifier"
+msgstr ""
+
+msgid "view title"
+msgstr ""
+
 msgid "view workflow"
 msgstr "ver workflow"
 
 msgid "view_index"
 msgstr ""
 
-msgid "views"
-msgstr "vistas"
-
 msgid "visible"
 msgstr "visible"
 
@@ -4027,6 +3928,12 @@
 msgid "wf_info_for_object"
 msgstr "historial de transiciones"
 
+msgid "wf_tab_info"
+msgstr ""
+
+msgid "wfgraph"
+msgstr ""
+
 msgid ""
 "when multiple addresses are equivalent (such as python-projects@logilab.org "
 "and python-projects@lists.logilab.org), set this to indicate which is the "
@@ -4096,346 +4003,3 @@
 
 msgid "you should probably delete that property"
 msgstr "deberia probablamente suprimir esta propriedad"
-
-#~ msgid "%(fmt1)s, or without time: %(fmt2)s"
-#~ msgstr "%(fmt1)s, o bien sin especificar horario: %(fmt2)s"
-
-#~ msgid "%s results matching query"
-#~ msgstr "%s resultados de la demanda"
-
-#~ msgid "Application"
-#~ msgstr "Aplicación"
-
-#~ msgid "Debug level set to %s"
-#~ msgstr "Nivel de debug puesto a %s"
-
-#~ msgid "Environment"
-#~ msgstr "Ambiente"
-
-#~ msgid "No query has been executed"
-#~ msgstr "Ninguna búsqueda ha sido ejecutada"
-
-#~ msgid "Request"
-#~ msgstr "Petición"
-
-#~ msgid "Server"
-#~ msgstr "Servidor"
-
-#~ msgid "There is no workflow defined for this entity."
-#~ msgstr "No hay workflow para este entidad"
-
-#~ msgid "Unable to find anything named \"%s\" in the schema !"
-#~ msgstr "No encontramos el nombre \"%s\" en el esquema"
-
-#~ msgid "You are now connected to %s"
-#~ msgstr "Usted esta conectado a %s"
-
-#~ msgid ""
-#~ "You have no access to this view or it's not applyable to current data"
-#~ msgstr "No tiene acceso a esta vista o No es aplicable a los datos actuales"
-
-#~ msgid "__msg state changed"
-#~ msgstr "El estado a cambiado"
-
-#~ msgid "account state"
-#~ msgstr "Estado de la Cuenta"
-
-#~ msgid "add CWRType add_permission RQLExpression subject"
-#~ msgstr "Expresión RQL de agregación"
-
-#~ msgid "add CWRType delete_permission RQLExpression subject"
-#~ msgstr "Expresión RQL de eliminación"
-
-#~ msgid "add CWRType read_permission RQLExpression subject"
-#~ msgstr "Expresión RQL de lectura"
-
-#~ msgid "add State state_of CWEType object"
-#~ msgstr "Estado"
-
-#~ msgid "add Transition transition_of CWEType object"
-#~ msgstr "Transición"
-
-#~ msgid "add a Bookmark"
-#~ msgstr "Agregar un Favorito"
-
-#~ msgid "add a CWAttribute"
-#~ msgstr "Agregar un tipo de relación"
-
-#~ msgid "add a CWCache"
-#~ msgstr "Agregar un cache"
-
-#~ msgid "add a CWConstraint"
-#~ msgstr "Agregar una Restricción"
-
-#~ msgid "add a CWConstraintType"
-#~ msgstr "Agregar un tipo de Restricción"
-
-#~ msgid "add a CWEType"
-#~ msgstr "Agregar un tipo de entidad"
-
-#~ msgid "add a CWGroup"
-#~ msgstr "Agregar un grupo de usuarios"
-
-#~ msgid "add a CWPermission"
-#~ msgstr "Agregar una autorización"
-
-#~ msgid "add a CWProperty"
-#~ msgstr "Agregar una propiedad"
-
-#~ msgid "add a CWRType"
-#~ msgstr "Agregar un tipo de relación"
-
-#~ msgid "add a CWRelation"
-#~ msgstr "Agregar una relación"
-
-#~ msgid "add a CWUser"
-#~ msgstr "Agregar un usuario"
-
-#~ msgid "add a EmailAddress"
-#~ msgstr "Agregar un email"
-
-#~ msgid "add a RQLExpression"
-#~ msgstr "Agregar una expresión rql"
-
-#~ msgid "add a State"
-#~ msgstr "Agregar un estado"
-
-#~ msgid "add a TrInfo"
-#~ msgstr "Agregar una información de transición"
-
-#~ msgid "add a Transition"
-#~ msgstr "Agregar una transición"
-
-#~ msgid "add relation"
-#~ msgstr "Agregar una relación"
-
-#~ msgid ""
-#~ "added relation %(rtype)s from %(frometype)s #%(fromeid)s to %(toetype)s #%"
-#~ "(toeid)s"
-#~ msgstr ""
-#~ "Relación agregada %(rtype)s de %(frometype)s #%(fromeid)s hacia %(toetype)"
-#~ "s #%(toeid)s"
-
-#~ msgid "allowed transition from this state"
-#~ msgstr "transición autorizada desde este estado"
-
-#~ msgid "button_reset"
-#~ msgstr "Cancelar los cambios"
-
-#~ msgid "canonical"
-#~ msgstr "canónico"
-
-#~ msgid "comment:"
-#~ msgstr "Comentario:"
-
-#~ msgid "copy edition"
-#~ msgstr "Edición de una copia"
-
-#~ msgid ""
-#~ "core relation giving to a group the permission to add an entity or "
-#~ "relation type"
-#~ msgstr ""
-#~ "Relación sistema que otorga a un grupo la autorización de agregar una "
-#~ "entidad o una relación"
-
-#~ msgid ""
-#~ "core relation giving to a group the permission to delete an entity or "
-#~ "relation type"
-#~ msgstr ""
-#~ "Relación sistema que otorga a un grupo la autorización de eliminar una "
-#~ "entidad o relación"
-
-#~ msgid ""
-#~ "core relation giving to a group the permission to read an entity or "
-#~ "relation type"
-#~ msgstr ""
-#~ "Relación sistema que otorga a un grupo la autorización de leer una "
-#~ "entidad o una relación "
-
-#~ msgid ""
-#~ "core relation giving to a group the permission to update an entity type"
-#~ msgstr ""
-#~ "Relación sistema que otorga a un grupo la autorización de actualizar una "
-#~ "entidad"
-
-#~ msgid ""
-#~ "creating RQLExpression (CWRType %(linkto)s add_permission RQLExpression)"
-#~ msgstr ""
-#~ "Creación de una expresión RQL para la autorización de agregar relaciones %"
-#~ "(linkto)s"
-
-#~ msgid ""
-#~ "creating RQLExpression (CWRType %(linkto)s delete_permission "
-#~ "RQLExpression)"
-#~ msgstr ""
-#~ "creación de una expresión RQL para autorizar la eliminación de relaciones "
-#~ "%(linkto)s"
-
-#~ msgid ""
-#~ "creating RQLExpression (CWRType %(linkto)s read_permission RQLExpression)"
-#~ msgstr ""
-#~ "Creación de una expresión RQL para autorizar la lectura de relaciones %"
-#~ "(linkto)s"
-
-#~ msgid "creating State (State state_of CWEType %(linkto)s)"
-#~ msgstr "Creación de un estado por el tipo %(linkto)s"
-
-#~ msgid "creating Transition (Transition transition_of CWEType %(linkto)s)"
-#~ msgstr "Creación de una transición para el tipo %(linkto)s"
-
-#~ msgid "currently attached file: %s"
-#~ msgstr "archivo adjunto: %s"
-
-#~ msgid ""
-#~ "deleted relation %(rtype)s from %(frometype)s #%(fromeid)s to %(toetype)s "
-#~ "#%(toeid)s"
-#~ msgstr ""
-#~ "Eliminación de la relación %(rtype)s de %(frometype)s #%(fromeid)s hacia %"
-#~ "(toetype)s #%(toeid)s"
-
-#~ msgid "detach attached file %s"
-#~ msgstr "Quitar archivo adjunto %s"
-
-#~ msgid "element copied"
-#~ msgstr "Elemento copiado"
-
-#~ msgid "element created"
-#~ msgstr "Elemento creado"
-
-#~ msgid "element edited"
-#~ msgstr "Elemento editado"
-
-#~ msgid "entity types which may use this state"
-#~ msgstr "Tipo de entidades que pueden utilizar este estado"
-
-#~ msgid "entity types which may use this transition"
-#~ msgstr "Entidades que pueden utilizar esta transición"
-
-#~ msgid "groups allowed to add entities/relations of this type"
-#~ msgstr "Grupos autorizados a agregar entidades/relaciones de este tipo"
-
-#~ msgid "groups allowed to delete entities/relations of this type"
-#~ msgstr "Grupos autorizados a eliminar entidades/relaciones de este tipo"
-
-#~ msgid "groups allowed to read entities/relations of this type"
-#~ msgstr "Grupos autorizados a leer entidades/relaciones de este tipo"
-
-#~ msgid "groups allowed to update entities of this type"
-#~ msgstr "Grupos autorizados a actualizar entidades de este tipo"
-
-#~ msgid "home"
-#~ msgstr "Inicio"
-
-#~ msgid "initial state for entities of this type"
-#~ msgstr "Estado inicial para las entidades de este tipo"
-
-#~ msgid "invalid date"
-#~ msgstr "Esta fecha no es válida"
-
-#~ msgid "link a state to one or more entity type"
-#~ msgstr "liga un estado a una o mas entidades"
-
-#~ msgid "link a transition to one or more entity type"
-#~ msgstr "liga una transición a una o mas tipos de entidad"
-
-#~ msgid "link to each item in"
-#~ msgstr "ligar hacia cada elemento en"
-
-#~ msgid "loading"
-#~ msgstr "Cargando"
-
-#~ msgid "nothing to edit"
-#~ msgstr "nada que editar"
-
-#~ msgid "remove this Bookmark"
-#~ msgstr "Eliminar este Favorito"
-
-#~ msgid "remove this CWAttribute"
-#~ msgstr "Eliminar este atributo"
-
-#~ msgid "remove this CWCache"
-#~ msgstr "Eliminar esta cache de aplicación"
-
-#~ msgid "remove this CWConstraint"
-#~ msgstr "Eliminar esta restricción"
-
-#~ msgid "remove this CWConstraintType"
-#~ msgstr "Eliminar este tipo de restricción"
-
-#~ msgid "remove this CWEType"
-#~ msgstr "Eliminar este tipo de entidad"
-
-#~ msgid "remove this CWGroup"
-#~ msgstr "Eliminar este grupo"
-
-#~ msgid "remove this CWPermission"
-#~ msgstr "Eliminar este permiso"
-
-#~ msgid "remove this CWProperty"
-#~ msgstr "Eliminar esta propiedad"
-
-#~ msgid "remove this CWRType"
-#~ msgstr "Eliminar esta definición de relación"
-
-#~ msgid "remove this CWRelation"
-#~ msgstr "Eliminar esta relación"
-
-#~ msgid "remove this CWUser"
-#~ msgstr "Eliminar este usuario"
-
-#~ msgid "remove this EmailAddress"
-#~ msgstr "Eliminar este correo electronico"
-
-#~ msgid "remove this RQLExpression"
-#~ msgstr "Eliminar esta expresión RQL"
-
-#~ msgid "remove this State"
-#~ msgstr "Eliminar este estado"
-
-#~ msgid "remove this TrInfo"
-#~ msgstr "Eliminar información de esta transición"
-
-#~ msgid "remove this Transition"
-#~ msgstr "Eliminar esta transición"
-
-#~ msgid "rql expression allowing to add entities/relations of this type"
-#~ msgstr "expresion RQL permitiendo agregar entidades/relaciones de este tipo"
-
-#~ msgid "rql expression allowing to delete entities/relations of this type"
-#~ msgstr ""
-#~ "expresion RQL permitiendo eliminar entidades/relaciones de este tipo"
-
-#~ msgid "rql expression allowing to read entities/relations of this type"
-#~ msgstr "expresion RQL permitiendo leer entidades/relaciones de este tipo"
-
-#~ msgid "rql expression allowing to update entities of this type"
-#~ msgstr "expresion RQL permitiendo actualizar entidades de este tipo"
-
-#~ msgid "server debug information"
-#~ msgstr "server debug information"
-
-#~ msgid ""
-#~ "use to define a transition from one or multiple states to a destination "
-#~ "states in workflow's definitions."
-#~ msgstr ""
-#~ "utilizado para definir una transición desde uno o multiples estados hacia "
-#~ "uno o varios estados destino en las definiciones del workflow"
-
-#~ msgid ""
-#~ "user for which this property is applying. If this relation is not set, "
-#~ "the property is considered as a global property"
-#~ msgstr ""
-#~ "usuario para el cual aplica esta propiedad. Si no se establece esta "
-#~ "relación, la propiedad es considerada como una propiedad global."
-
-#~ msgid ""
-#~ "when multiple addresses are equivalent (such as python-projects@logilab."
-#~ "org and python-projects@lists.logilab.org), set this to true on one of "
-#~ "them which is the preferred form."
-#~ msgstr ""
-#~ "cuando multiples direcciones de correo son equivalentes (como python-"
-#~ "projects@logilab.org y python-projects@lists.logilab.org), establecer "
-#~ "esto como verdadero en una de ellas es la forma preferida "
-
-#~ msgid "workflow for %s"
-#~ msgstr "workflow para %s"
--- a/i18n/fr.po	Thu Apr 15 12:47:29 2010 +0200
+++ b/i18n/fr.po	Thu Apr 15 12:48:40 2010 +0200
@@ -35,6 +35,9 @@
 msgid "  from state %(fromstate)s to state %(tostate)s\n"
 msgstr "  de l'état %(fromstate)s vers l'état %(tostate)s\n"
 
+msgid " :"
+msgstr ""
+
 #, python-format
 msgid "%(attr)s set to %(newvalue)s"
 msgstr "%(attr)s modifié à %(newvalue)s"
@@ -195,14 +198,14 @@
 msgid "AND"
 msgstr "ET"
 
-msgid "Add permissions"
-msgstr "Permissions d'ajouter"
-
 msgid "Any"
 msgstr "N'importe"
 
-msgid "Attributes"
-msgstr "Attributs"
+msgid "Attributes permissions:"
+msgstr "Permissions des attributs"
+
+msgid "Attributes with non default permissions:"
+msgstr "Attributs ayant des permissions non-standard"
 
 # schema pot file, generated on 2009-09-16 16:46:55
 #
@@ -381,14 +384,11 @@
 msgid "Decimal_plural"
 msgstr "Nombres décimaux"
 
-msgid "Delete permissions"
-msgstr "Permissions de supprimer"
-
 msgid "Do you want to delete the following element(s) ?"
 msgstr "Voulez-vous supprimer le(s) élément(s) suivant(s) ?"
 
-msgid "Download page as pdf"
-msgstr "télécharger la page au format PDF"
+msgid "Download schema as OWL"
+msgstr "Télécharger le schéma au format OWL"
 
 msgctxt "inlined:CWUser.use_email.subject"
 msgid "EmailAddress"
@@ -403,6 +403,9 @@
 msgid "Entities"
 msgstr "entités"
 
+msgid "Entity types"
+msgstr "Types d'entités"
+
 msgid "ExternalUri"
 msgstr "Uri externe"
 
@@ -430,6 +433,9 @@
 msgid "Help"
 msgstr "Aide"
 
+msgid "Index"
+msgstr "Index"
+
 msgid "Instance"
 msgstr "Instance"
 
@@ -523,15 +529,27 @@
 msgid "No result matching query"
 msgstr "aucun résultat"
 
+msgid "Non exhaustive list of views that may apply to entities of this type"
+msgstr "Liste non exhausite des vues s'appliquant à ce type d'entité"
+
 msgid "OR"
 msgstr "OU"
 
+msgid "Parent classes:"
+msgstr "Classes parentes :"
+
 msgid "Password"
 msgstr "Mot de passe"
 
 msgid "Password_plural"
 msgstr "Mots de passe"
 
+msgid "Permissions for entity types"
+msgstr "Permissions pour les types d'entités"
+
+msgid "Permissions for relations"
+msgstr "Permissions pour les relations"
+
 msgid "Please note that this is only a shallow copy"
 msgstr "Attention, cela n'effectue qu'une copie de surface"
 
@@ -550,9 +568,6 @@
 msgid "RQLVocabularyConstraint"
 msgstr "contrainte rql de vocabulaire"
 
-msgid "Read permissions"
-msgstr "Permissions de lire"
-
 msgid "Recipients:"
 msgstr "Destinataires :"
 
@@ -562,6 +577,9 @@
 msgid "Registry's content"
 msgstr "Contenu du registre"
 
+msgid "Relation types"
+msgstr "Types de relation"
+
 msgid "Relations"
 msgstr "Relations"
 
@@ -599,6 +617,9 @@
 msgid "String_plural"
 msgstr "Chaînes de caractères"
 
+msgid "Sub-classes:"
+msgstr "Classes filles :"
+
 msgid "SubWorkflowExitPoint"
 msgstr "Sortie de sous-workflow"
 
@@ -625,6 +646,9 @@
 msgid "The view %s could not be found"
 msgstr "La vue %s est introuvable"
 
+msgid "There is no default workflow"
+msgstr "Ce type d'entité n'a pas de workflow par défault"
+
 msgid "This BaseTransition"
 msgstr "Cette transition abstraite"
 
@@ -691,6 +715,9 @@
 msgid "This WorkflowTransition"
 msgstr "Cette transition workflow"
 
+msgid "This entity type permissions:"
+msgstr "Permissions pour ce type d'endité"
+
 msgid "Time"
 msgstr "Heure"
 
@@ -715,9 +742,6 @@
 msgid "Unreachable objects"
 msgstr "Objets inacessible"
 
-msgid "Update permissions"
-msgstr "Permissions de modifier"
-
 msgid "Used by:"
 msgstr "Utilisé par :"
 
@@ -816,183 +840,12 @@
 msgid "abstract base class for transitions"
 msgstr "classe de base abstraite pour les transitions"
 
-msgid "access type"
-msgstr "type d'accès"
-
 msgid "action(s) on this selection"
 msgstr "action(s) sur cette sélection"
 
 msgid "actions"
 msgstr "actions"
 
-msgid "actions_about"
-msgstr "à propos"
-
-msgid "actions_about_description"
-msgstr ""
-
-msgid "actions_addentity"
-msgstr "ajouter une entité de ce type"
-
-msgid "actions_addentity_description"
-msgstr ""
-
-msgid "actions_addrelated"
-msgstr "menu ajouter"
-
-msgid "actions_addrelated_description"
-msgstr ""
-
-msgid "actions_cancel"
-msgstr "annuler la sélection"
-
-msgid "actions_cancel_description"
-msgstr ""
-
-msgid "actions_changelog"
-msgstr "changements récents"
-
-msgid "actions_changelog_description"
-msgstr ""
-
-msgid "actions_copy"
-msgstr "copier"
-
-msgid "actions_copy_description"
-msgstr ""
-
-msgid "actions_delete"
-msgstr "supprimer"
-
-msgid "actions_delete_description"
-msgstr ""
-
-msgid "actions_download_as_owl"
-msgstr "télécharger en owl"
-
-msgid "actions_download_as_owl_description"
-msgstr ""
-
-msgid "actions_edit"
-msgstr "modifier"
-
-msgid "actions_edit_description"
-msgstr ""
-
-msgid "actions_embed"
-msgstr "embarquer"
-
-msgid "actions_embed_description"
-msgstr ""
-
-msgid "actions_entitiesoftype"
-msgstr "voir les entités de ce type"
-
-msgid "actions_entitiesoftype_description"
-msgstr ""
-
-msgid "actions_follow"
-msgstr "suivre"
-
-msgid "actions_follow_description"
-msgstr ""
-
-msgid "actions_help"
-msgstr "aide"
-
-msgid "actions_help_description"
-msgstr ""
-
-msgid "actions_logout"
-msgstr "se déconnecter"
-
-msgid "actions_logout_description"
-msgstr ""
-
-msgid "actions_manage"
-msgstr "gestion du site"
-
-msgid "actions_manage_description"
-msgstr ""
-
-msgid "actions_managepermission"
-msgstr "gestion des permissions"
-
-msgid "actions_managepermission_description"
-msgstr ""
-
-msgid "actions_muledit"
-msgstr "édition multiple"
-
-msgid "actions_muledit_description"
-msgstr ""
-
-msgid "actions_myinfos"
-msgstr "informations personnelles"
-
-msgid "actions_myinfos_description"
-msgstr ""
-
-msgid "actions_myprefs"
-msgstr "préférences utilisateur"
-
-msgid "actions_myprefs_description"
-msgstr ""
-
-msgid "actions_poweredby"
-msgstr "powered by"
-
-msgid "actions_poweredby_description"
-msgstr ""
-
-msgid "actions_prefs"
-msgstr "préférences"
-
-msgid "actions_prefs_description"
-msgstr ""
-
-msgid "actions_schema"
-msgstr "voir le schéma"
-
-msgid "actions_schema_description"
-msgstr ""
-
-msgid "actions_select"
-msgstr "sélectionner"
-
-msgid "actions_select_description"
-msgstr ""
-
-msgid "actions_sendemail"
-msgstr "envoyer un email"
-
-msgid "actions_sendemail_description"
-msgstr ""
-
-msgid "actions_siteconfig"
-msgstr "configuration du site"
-
-msgid "actions_siteconfig_description"
-msgstr ""
-
-msgid "actions_siteinfo"
-msgstr "information sur ce site"
-
-msgid "actions_siteinfo_description"
-msgstr ""
-
-msgid "actions_view"
-msgstr "voir"
-
-msgid "actions_view_description"
-msgstr ""
-
-msgid "actions_workflow"
-msgstr "voir le workflow"
-
-msgid "actions_workflow_description"
-msgstr ""
-
 msgid "activate"
 msgstr "activer"
 
@@ -1242,9 +1095,6 @@
 msgid "attribute"
 msgstr "attribut"
 
-msgid "attributes with modified permissions:"
-msgstr "attributs ayant des permissions modifiées :"
-
 msgid "august"
 msgstr "août"
 
@@ -1568,9 +1418,6 @@
 msgid "condition"
 msgstr "condition"
 
-msgid "condition:"
-msgstr "condition :"
-
 msgctxt "RQLExpression"
 msgid "condition_object"
 msgstr "condition de"
@@ -1578,6 +1425,9 @@
 msgid "condition_object"
 msgstr "condition de"
 
+msgid "conditions"
+msgstr "conditions"
+
 msgid "config mode"
 msgstr "mode de configuration"
 
@@ -1614,6 +1464,9 @@
 msgid "constraints applying on this relation"
 msgstr "contraintes s'appliquant à cette relation"
 
+msgid "content type"
+msgstr "type MIME"
+
 msgid "contentnavigation"
 msgstr "composants contextuels"
 
@@ -1630,12 +1483,6 @@
 msgid "contentnavigation_metadata_description"
 msgstr ""
 
-msgid "contentnavigation_pdfview"
-msgstr "icône pdf"
-
-msgid "contentnavigation_pdfview_description"
-msgstr ""
-
 msgid "contentnavigation_prevnext"
 msgstr "élément précedent / suivant"
 
@@ -1832,6 +1679,9 @@
 msgid "creation"
 msgstr "création"
 
+msgid "creation date"
+msgstr "date de création"
+
 msgid "creation time of an entity"
 msgstr "date de création d'une entité"
 
@@ -1867,18 +1717,33 @@
 msgid "custom_workflow_object"
 msgstr "workflow de"
 
-msgid "cwetype-schema-image"
-msgstr "schéma"
-
-msgid "cwetype-schema-permissions"
+msgid "cwetype-box"
+msgstr "vue \"boîte\""
+
+msgid "cwetype-description"
+msgstr "description"
+
+msgid "cwetype-permissions"
 msgstr "permissions"
 
-msgid "cwetype-schema-text"
-msgstr "description"
+msgid "cwetype-views"
+msgstr "vues"
 
 msgid "cwetype-workflow"
 msgstr "workflow"
 
+msgid "cwgroup-main"
+msgstr "description"
+
+msgid "cwgroup-permissions"
+msgstr "permissions"
+
+msgid "cwrtype-description"
+msgstr "description"
+
+msgid "cwrtype-permissions"
+msgstr "permissions"
+
 msgid "cwuri"
 msgstr "uri interne"
 
@@ -1906,6 +1771,9 @@
 msgid "default user workflow"
 msgstr "workflow par défaut des utilisateurs"
 
+msgid "default value"
+msgstr "valeur par défaut"
+
 msgid "default workflow for an entity type"
 msgstr "workflow par défaut pour un type d'entité"
 
@@ -2146,18 +2014,12 @@
 msgid "detach attached file"
 msgstr "détacher le fichier existant"
 
-msgid "display order of the action"
-msgstr "ordre d'affichage de l'action"
-
 msgid "display order of the box"
 msgstr "ordre d'affichage de la boîte"
 
 msgid "display order of the component"
 msgstr "ordre d'affichage du composant"
 
-msgid "display the action or not"
-msgstr "afficher l'action ou non"
-
 msgid "display the box or not"
 msgstr "afficher la boîte ou non"
 
@@ -2348,6 +2210,10 @@
 msgid "facets_in_state-facet_description"
 msgstr ""
 
+#, python-format
+msgid "failed to uniquify path (%s, %s)"
+msgstr ""
+
 msgid "february"
 msgstr "février"
 
@@ -2365,6 +2231,9 @@
 msgid "final"
 msgstr "final"
 
+msgid "first name"
+msgstr "prénom"
+
 msgid "firstname"
 msgstr "prénom"
 
@@ -2383,7 +2252,7 @@
 msgstr "suivez ce lien pour plus d'information sur ce %s"
 
 msgid "follow this link if javascript is deactivated"
-msgstr ""
+msgstr "suivez ce lien si javascript est désactivé"
 
 msgid "for_user"
 msgstr "pour l'utilisateur"
@@ -2480,10 +2349,6 @@
 msgid "granted to groups"
 msgstr "accordée aux groupes"
 
-#, python-format
-msgid "graphical representation of %s"
-msgstr "représentation graphique de %s"
-
 msgid "graphical representation of the instance'schema"
 msgstr "représentation graphique du schéma de l'instance"
 
@@ -2508,9 +2373,6 @@
 msgid "groups to which the permission is granted"
 msgstr "groupes auquels cette permission est donnée"
 
-msgid "groups:"
-msgstr "groupes :"
-
 msgid "guests"
 msgstr "invités"
 
@@ -2555,6 +2417,18 @@
 msgid "i18n_login_popup"
 msgstr "s'authentifier"
 
+msgid "i18ncard_*"
+msgstr "0..n"
+
+msgid "i18ncard_+"
+msgstr "1..n"
+
+msgid "i18ncard_1"
+msgstr "1"
+
+msgid "i18ncard_?"
+msgstr "0..1"
+
 msgid "i18nprevnext_next"
 msgstr "suivant"
 
@@ -2592,12 +2466,6 @@
 msgid "image"
 msgstr "image"
 
-msgid "in memory entity schema"
-msgstr "schéma de l'entité en mémoire"
-
-msgid "in memory relation schema"
-msgstr "schéma de la relation en mémoire"
-
 msgid "in_group"
 msgstr "dans le groupe"
 
@@ -2628,9 +2496,6 @@
 msgid "incorrect value (%(value)s) for type \"%(type)s\""
 msgstr "valeur %(value)s incorrecte pour le type \"%(type)s\""
 
-msgid "index"
-msgstr "index"
-
 msgid "index this attribute's value in the plain text index"
 msgstr "indexer la valeur de cet attribut dans l'index plein texte"
 
@@ -2704,6 +2569,12 @@
 msgid "is"
 msgstr "de type"
 
+msgid "is object of:"
+msgstr "est object de"
+
+msgid "is subject of:"
+msgstr "est sujet de"
+
 msgid ""
 "is the subject/object entity of the relation composed of the other ? This "
 "implies that when the composite is deleted, composants are also deleted."
@@ -2756,6 +2627,12 @@
 msgid "last connection date"
 msgstr "dernière date de connexion"
 
+msgid "last login time"
+msgstr "dernière date de connexion"
+
+msgid "last name"
+msgstr "nom"
+
 msgid "last usage"
 msgstr "dernier usage"
 
@@ -2905,6 +2782,9 @@
 msgid "more actions"
 msgstr "plus d'actions"
 
+msgid "more info about this workflow"
+msgstr "plus d'information sur ce workflow"
+
 msgid "multiple edit"
 msgstr "édition multiple"
 
@@ -3048,8 +2928,8 @@
 msgid "object"
 msgstr "objet"
 
-msgid "object_plural:"
-msgstr "objets :"
+msgid "object type"
+msgstr "type de l'objet"
 
 msgid "october"
 msgstr "octobre"
@@ -3075,6 +2955,9 @@
 msgid "opened web sessions"
 msgstr "sessions web ouvertes"
 
+msgid "options"
+msgstr "options"
+
 msgid "order"
 msgstr "ordre"
 
@@ -3131,11 +3014,8 @@
 msgid "permission"
 msgstr "permission"
 
-msgid "permissions for entities"
-msgstr "permissions pour les entités"
-
-msgid "permissions for relations"
-msgstr "permissions pour les relations"
+msgid "permissions"
+msgstr "permissions"
 
 msgid "permissions for this entity"
 msgstr "permissions pour cette entité"
@@ -3211,6 +3091,12 @@
 msgid "project"
 msgstr "projet"
 
+msgid "rdef-description"
+msgstr "description"
+
+msgid "rdef-permissions"
+msgstr "permissions"
+
 msgid "read"
 msgstr "lecture"
 
@@ -3252,6 +3138,9 @@
 msgid "related entity has no workflow set"
 msgstr "l'entité lié n'a pas de workflow"
 
+msgid "relation"
+msgstr "relation"
+
 #, python-format
 msgid "relation %(relname)s of %(ent)s"
 msgstr "relation %(relname)s de %(ent)s"
@@ -3280,9 +3169,6 @@
 msgid "relation_type_object"
 msgstr "définition"
 
-msgid "relations"
-msgstr "relations"
-
 msgid "relations deleted"
 msgstr "relations supprimées"
 
@@ -3324,6 +3210,9 @@
 msgid "require_permission_object"
 msgstr "permission of"
 
+msgid "required"
+msgstr "requis"
+
 msgid "required attribute"
 msgstr "attribut requis"
 
@@ -3372,11 +3261,17 @@
 msgid "schema's permissions definitions"
 msgstr "permissions définies dans le schéma"
 
+msgid "schema-entity-types"
+msgstr "types d'entités"
+
 msgid "schema-image"
-msgstr "schéma"
-
-msgid "schema-text"
-msgstr "description"
+msgstr "image"
+
+msgid "schema-relation-types"
+msgstr "types de relations"
+
+msgid "schema-security"
+msgstr "permissions"
 
 msgid "search"
 msgstr "rechercher"
@@ -3569,12 +3464,12 @@
 msgid "subject"
 msgstr "sujet"
 
+msgid "subject type"
+msgstr "type du sujet"
+
 msgid "subject/object cardinality"
 msgstr "cardinalité sujet/objet"
 
-msgid "subject_plural:"
-msgstr "sujets :"
-
 msgid "subworkflow"
 msgstr "sous-workflow"
 
@@ -3981,6 +3876,9 @@
 msgid "used to grant a permission to a group"
 msgstr "utiliser pour donner une permission à un groupe"
 
+msgid "user"
+msgstr "utilisateur"
+
 #, python-format
 msgid ""
 "user %s has made the following change(s):\n"
@@ -4039,15 +3937,18 @@
 msgid "view history"
 msgstr "voir l'historique"
 
+msgid "view identifier"
+msgstr "identifiant"
+
+msgid "view title"
+msgstr "titre"
+
 msgid "view workflow"
 msgstr "voir les états possibles"
 
 msgid "view_index"
 msgstr "accueil"
 
-msgid "views"
-msgstr "vues"
-
 msgid "visible"
 msgstr "visible"
 
@@ -4071,6 +3972,12 @@
 msgid "wf_info_for_object"
 msgstr "historique des transitions"
 
+msgid "wf_tab_info"
+msgstr "description"
+
+msgid "wfgraph"
+msgstr "image du workflow"
+
 msgid ""
 "when multiple addresses are equivalent (such as python-projects@logilab.org "
 "and python-projects@lists.logilab.org), set this to indicate which is the "
--- a/migration.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/migration.py	Thu Apr 15 12:48:40 2010 +0200
@@ -16,6 +16,7 @@
 from logilab.common.decorators import cached
 from logilab.common.configuration import REQUIRED, read_old_config
 from logilab.common.shellutils import ASK
+from logilab.common.changelog import Version
 
 from cubicweb import ConfigurationError
 
@@ -374,3 +375,75 @@
 from logging import getLogger
 from cubicweb import set_log_methods
 set_log_methods(MigrationHelper, getLogger('cubicweb.migration'))
+
+
+def version_strictly_lower(a, b):
+    if a:
+        a = Version(a)
+    if b:
+        b = Version(b)
+    return a < b
+
+def max_version(a, b):
+    return str(max(Version(a), Version(b)))
+
+class ConfigurationProblem(object):
+    """Each cube has its own list of dependencies on other cubes/versions.
+
+    The ConfigurationProblem is used to record the loaded cubes, then to detect
+    inconsistencies in their dependencies.
+
+    See configuration management on wikipedia for litterature.
+    """
+
+    def __init__(self, config):
+        self.cubes = {}
+        self.config = config
+
+    def add_cube(self, name, version):
+        self.cubes[name] = version
+
+    def solve(self):
+        self.warnings = []
+        self.errors = []
+        self.read_constraints()
+        for cube, versions in sorted(self.constraints.items()):
+            oper, version = None, None
+            # simplify constraints
+            if versions:
+                for constraint in versions:
+                    op, ver = constraint
+                    if oper is None:
+                        oper = op
+                        version = ver
+                    elif op == '>=' and oper == '>=':
+                        version = max_version(ver, version)
+                    else:
+                        print 'unable to handle this case', oper, version, op, ver
+            # "solve" constraint satisfaction problem
+            if cube not in self.cubes:
+                self.errors.append( ('add', cube, version) )
+            elif versions:
+                lower_strict = version_strictly_lower(self.cubes[cube], version)
+                if oper in ('>=','='):
+                    if lower_strict:
+                        self.errors.append( ('update', cube, version) )
+                else:
+                    print 'unknown operator', oper
+
+    def read_constraints(self):
+        self.constraints = {}
+        self.reverse_constraints = {}
+        for cube in self.cubes:
+            use = self.config.cube_dependencies(cube)
+            for name, constraint in use.iteritems():
+                self.constraints.setdefault(name,set())
+                if constraint:
+                    try:
+                        oper, version = constraint.split()
+                        self.constraints[name].add( (oper, version) )
+                    except:
+                        self.warnings.append(
+                            'cube %s depends on %s but constraint badly '
+                            'formatted: %s' % (cube, name, constraint))
+                self.reverse_constraints.setdefault(name, set()).add(cube)
--- a/misc/migration/postcreate.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/misc/migration/postcreate.py	Thu Apr 15 12:48:40 2010 +0200
@@ -43,7 +43,7 @@
 # need this since we already have at least one user in the database (the default admin)
 for user in rql('Any X WHERE X is CWUser').entities():
     rql('SET X in_state S WHERE X eid %(x)s, S eid %(s)s',
-        {'x': user.eid, 's': activated.eid}, 'x')
+        {'x': user.eid, 's': activated.eid})
 
 # on interactive mode, ask for level 0 persistent options
 if interactive_mode:
@@ -55,11 +55,12 @@
             default = cfg.option_default(optname, optdict)
             # only record values differing from default
             if value != default:
-                rql('INSERT CWProperty X: X pkey %(k)s, X value %(v)s', {'k': key, 'v': value})
+                rql('INSERT CWProperty X: X pkey %(k)s, X value %(v)s',
+                    {'k': key, 'v': value})
 
 # add PERM_USE_TEMPLATE_FORMAT permission
 from cubicweb.schema import PERM_USE_TEMPLATE_FORMAT
 usetmplperm = create_entity('CWPermission', name=PERM_USE_TEMPLATE_FORMAT,
                             label=_('use template languages'))
 rql('SET X require_group G WHERE G name "managers", X eid %(x)s',
-    {'x': usetmplperm.eid}, 'x')
+    {'x': usetmplperm.eid})
--- a/pytestconf.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/pytestconf.py	Thu Apr 15 12:48:40 2010 +0200
@@ -5,8 +5,6 @@
 from os.path import split, splitext
 from logilab.common.pytest import PyTester
 
-from cubicweb.etwist.server import _gc_debug
-
 class CustomPyTester(PyTester):
     def testfile(self, filename, batchmode=False):
         try:
@@ -22,7 +20,6 @@
                 if getattr(cls, '__module__', None) != modname:
                     continue
                 clean_repo_test_cls(cls)
-            #_gc_debug()
 
 def clean_repo_test_cls(cls):
     if 'repo' in cls.__dict__:
--- a/rqlrewrite.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/rqlrewrite.py	Thu Apr 15 12:48:40 2010 +0200
@@ -41,15 +41,15 @@
         except KeyError:
             continue
         stinfo = var.stinfo
-        if stinfo.get('uidrels'):
+        if stinfo.get('uidrel') is not None:
             continue # eid specified, no need for additional type specification
         try:
-            typerels = rqlst.defined_vars[varname].stinfo.get('typerels')
+            typerel = rqlst.defined_vars[varname].stinfo.get('typerel')
         except KeyError:
             assert varname in rqlst.aliases
             continue
-        if newroot is rqlst and typerels:
-            mytyperel = iter(typerels).next()
+        if newroot is rqlst and typerel is not None:
+            mytyperel = typerel
         else:
             for vref in newroot.defined_vars[varname].references():
                 rel = vref.relation()
@@ -80,7 +80,7 @@
                 # tree is not annotated yet, no scope set so add the restriction
                 # to the root
                 rel = newroot.add_type_restriction(var, possibletypes)
-            stinfo['typerels'] = frozenset((rel,))
+            stinfo['typerel'] = rel
             stinfo['possibletypes'] = possibletypes
 
 
--- a/rset.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/rset.py	Thu Apr 15 12:48:40 2010 +0200
@@ -31,14 +31,12 @@
     :type rql: str or unicode
     :ivar rql: the original RQL query string
     """
-    def __init__(self, results, rql, args=None, description=(), cachekey=None,
-                 rqlst=None):
+    def __init__(self, results, rql, args=None, description=(), rqlst=None):
         self.rows = results
         self.rowcount = results and len(results) or 0
         # original query and arguments
         self.rql = rql
         self.args = args
-        self.cachekey = cachekey
         # entity types for each cell (same shape as rows)
         # maybe discarded if specified when the query has been executed
         self.description = description
--- a/schema.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/schema.py	Thu Apr 15 12:48:40 2010 +0200
@@ -705,14 +705,14 @@
         if eidto is None:
             # checking constraint for an attribute relation
             restriction = 'S eid %(s)s, ' + self.restriction
-            args, ck = {'s': eidfrom}, 's'
+            args = {'s': eidfrom}
         else:
             restriction = 'S eid %(s)s, O eid %(o)s, ' + self.restriction
-            args, ck = {'s': eidfrom, 'o': eidto}, ('s', 'o')
+            args = {'s': eidfrom, 'o': eidto}
         rql = 'Any %s WHERE %s' % (self.mainvars,  restriction)
         if self.distinct_query:
             rql = 'DISTINCT ' + rql
-        return session.execute(rql, args, ck, build_descr=False)
+        return session.execute(rql, args, build_descr=False)
 
 
 class RQLConstraint(RepoEnforcedRQLConstraintMixIn, RQLVocabularyConstraint):
@@ -839,9 +839,8 @@
             return False
         if keyarg is None:
             kwargs.setdefault('u', session.user.eid)
-            cachekey = kwargs.keys()
             try:
-                rset = session.execute(rql, kwargs, cachekey, build_descr=True)
+                rset = session.execute(rql, kwargs, build_descr=True)
             except NotImplementedError:
                 self.critical('cant check rql expression, unsupported rql %s', rql)
                 if self.eid is not None:
--- a/schemaviewer.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,229 +0,0 @@
-"""an helper class to display CubicWeb schema using ureports
-
-:organization: Logilab
-:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
-:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
-:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
-"""
-__docformat__ = "restructuredtext en"
-_ = unicode
-
-from logilab.common.ureports import Section, Title, Table, Link, Span, Text
-
-from yams.schema2dot import CARD_MAP
-from yams.schema import RelationDefinitionSchema
-
-I18NSTRINGS = [_('read'), _('add'), _('delete'), _('update'), _('order')]
-
-
-class SchemaViewer(object):
-    """return an ureport layout for some part of a schema"""
-    def __init__(self, req=None, encoding=None):
-        self.req = req
-        if req is not None:
-            self.req.add_css('cubicweb.schema.css')
-            self._possible_views = req.vreg['views'].possible_views
-            if not encoding:
-                encoding = req.encoding
-        else:
-            self._possible_views = lambda x: ()
-        self.encoding = encoding
-
-    def format_acls(self, schema, access_types):
-        """return a layout displaying access control lists"""
-        data = [self.req._('access type'), self.req._('groups')]
-        for access_type in access_types:
-            data.append(self.req._(access_type))
-            acls = [Link(self.req.build_url('cwgroup/%s' % group), self.req._(group))
-                    for group in schema.get_groups(access_type)]
-            acls += (Text(rqlexp.expression) for rqlexp in schema.get_rqlexprs(access_type))
-            acls = [n for _n in acls for n in (_n, Text(', '))][:-1]
-            data.append(Span(children=acls))
-        return Section(children=(Table(cols=2, cheaders=1, rheaders=1, children=data),),
-                       klass='acl')
-
-
-    def visit_schema(self, schema, display_relations=0, skiptypes=()):
-        """get a layout for a whole schema"""
-        title = Title(self.req._('Schema %s') % schema.name,
-                      klass='titleUnderline')
-        layout = Section(children=(title,))
-        esection = Section(children=(Title(self.req._('Entities'),
-                                           klass='titleUnderline'),))
-        layout.append(esection)
-        eschemas = [eschema for eschema in schema.entities()
-                    if not (eschema.final or eschema in skiptypes)]
-        for eschema in sorted(eschemas):
-            esection.append(self.visit_entityschema(eschema, skiptypes))
-        if display_relations:
-            title = Title(self.req._('Relations'), klass='titleUnderline')
-            rsection = Section(children=(title,))
-            layout.append(rsection)
-            relations = [rschema for rschema in schema.relations()
-                         if not (rschema.final or rschema.type in skiptypes)]
-            keys = [(rschema.type, rschema) for rschema in relations]
-            for key, rschema in sorted(keys):
-                relstr = self.visit_relationschema(rschema)
-                rsection.append(relstr)
-        return layout
-
-    def _entity_attributes_data(self, eschema):
-        _ = self.req._
-        data = [_('attribute'), _('type'), _('default'), _('constraints')]
-        for rschema, aschema in eschema.attribute_definitions():
-            rdef = eschema.rdef(rschema)
-            if not rdef.may_have_permission('read', self.req):
-                continue
-            aname = rschema.type
-            if aname == 'eid':
-                continue
-            data.append('%s (%s)' % (aname, _(aname)))
-            data.append(_(aschema.type))
-            defaultval = eschema.default(aname)
-            if defaultval is not None:
-                default = self.to_string(defaultval)
-            elif rdef.cardinality[0] == '1':
-                default = _('required field')
-            else:
-                default = ''
-            data.append(default)
-            constraints = rschema.rproperty(eschema.type, aschema.type,
-                                            'constraints')
-            data.append(', '.join(str(constr) for constr in constraints))
-        return data
-
-    def eschema_link_url(self, eschema):
-        return self.req.build_url('cwetype/%s' % eschema)
-
-    def rschema_link_url(self, rschema):
-        return self.req.build_url('cwrtype/%s' % rschema)
-
-    def possible_views(self, etype):
-        rset = self.req.etype_rset(etype)
-        return [v for v in self._possible_views(self.req, rset)
-                if v.category != 'startupview']
-
-    def stereotype(self, name):
-        return Span((' <<%s>>' % name,), klass='stereotype')
-
-    def visit_entityschema(self, eschema, skiptypes=()):
-        """get a layout for an entity schema"""
-        etype = eschema.type
-        layout = Section(children=' ', klass='clear')
-        layout.append(Link(etype,'&#160;' , id=etype)) # anchor
-        title = Link(self.eschema_link_url(eschema), etype)
-        boxchild = [Section(children=(title, ' (%s)'% eschema.display_name(self.req)), klass='title')]
-        table = Table(cols=4, rheaders=1, klass='listing',
-                      children=self._entity_attributes_data(eschema))
-        boxchild.append(Section(children=(table,), klass='body'))
-        data = []
-        data.append(Section(children=boxchild, klass='box'))
-        data.append(Section(children='', klass='vl'))
-        data.append(Section(children='', klass='hl'))
-        t_vars = []
-        rels = []
-        first = True
-        for rschema, targetschemas, role in eschema.relation_definitions():
-            if rschema.type in skiptypes:
-                continue
-            rschemaurl = self.rschema_link_url(rschema)
-            for oeschema in targetschemas:
-                rdef = rschema.role_rdef(eschema, oeschema, role)
-                if not rdef.may_have_permission('read', self.req):
-                    continue
-                label = rschema.type
-                if role == 'subject':
-                    cards = rschema.rproperty(eschema, oeschema, 'cardinality')
-                else:
-                    cards = rschema.rproperty(oeschema, eschema, 'cardinality')
-                    cards = cards[::-1]
-                label = '%s %s (%s) %s' % (CARD_MAP[cards[1]], label,
-                                           display_name(self.req, label, role),
-                                           CARD_MAP[cards[0]])
-                rlink = Link(rschemaurl, label)
-                elink = Link(self.eschema_link_url(oeschema), oeschema.type)
-                if first:
-                    t_vars.append(Section(children=(elink,), klass='firstvar'))
-                    rels.append(Section(children=(rlink,), klass='firstrel'))
-                    first = False
-                else:
-                    t_vars.append(Section(children=(elink,), klass='var'))
-                    rels.append(Section(children=(rlink,), klass='rel'))
-        data.append(Section(children=rels, klass='rels'))
-        data.append(Section(children=t_vars, klass='vars'))
-        layout.append(Section(children=data, klass='entityAttributes'))
-        if eschema.final: # stop here for final entities
-            return layout
-        _ = self.req._
-        if self.req.user.matching_groups('managers'):
-            # layout.append(self.format_acls(eschema, ('read', 'add', 'delete', 'update')))
-            # possible views for this entity type
-            views = [_(view.title) for view in self.possible_views(etype)]
-            layout.append(Section(children=(Table(cols=1, rheaders=1,
-                                                  children=[_('views')]+views),),
-                                  klass='views'))
-        return layout
-
-    def visit_relationschema(self, rschema, title=True):
-        """get a layout for a relation schema"""
-        _ = self.req._
-        if title:
-            title = Link(self.rschema_link_url(rschema), rschema.type)
-            stereotypes = []
-            if rschema.meta:
-                stereotypes.append('meta')
-            if rschema.symmetric:
-                stereotypes.append('symmetric')
-            if rschema.inlined:
-                stereotypes.append('inlined')
-            title = Section(children=(title, ' (%s)'%rschema.display_name(self.req)), klass='title')
-            if stereotypes:
-                title.append(self.stereotype(','.join(stereotypes)))
-            layout = Section(children=(title,), klass='schema')
-        else:
-            layout = Section(klass='schema')
-        data = [_('from'), _('to')]
-        schema = rschema.schema
-        rschema_objects = rschema.objects()
-        if rschema_objects:
-            # might be empty
-            properties = [p for p in RelationDefinitionSchema.rproperty_defs(rschema_objects[0])
-                          if not p in ('cardinality', 'composite', 'eid')]
-        else:
-            properties = []
-        data += [_(prop) for prop in properties]
-        cols = len(data)
-        done = set()
-        for subjtype, objtypes in rschema.associations():
-            for objtype in objtypes:
-                if (subjtype, objtype) in done:
-                    continue
-                done.add((subjtype, objtype))
-                if rschema.symmetric:
-                    done.add((objtype, subjtype))
-                data.append(Link(self.eschema_link_url(schema[subjtype]), subjtype))
-                data.append(Link(self.eschema_link_url(schema[objtype]), objtype))
-                rdef = rschema.rdef(subjtype, objtype)
-                for prop in properties:
-                    val = getattr(rdef, prop)
-                    if val is None:
-                        val = ''
-                    elif isinstance(val, (list, tuple)):
-                        val = ', '.join(str(v) for v in val)
-                    elif val and isinstance(val, basestring):
-                        val = _(val)
-                    else:
-                        val = str(val)
-                    data.append(Text(val))
-        table = Table(cols=cols, rheaders=1, children=data, klass='listing')
-        layout.append(Section(children=(table,), klass='relationDefinition'))
-        #if self.req.user.matching_groups('managers'):
-        #    layout.append(self.format_acls(rschema, ('read', 'add', 'delete')))
-        layout.append(Section(children='', klass='clear'))
-        return layout
-
-    def to_string(self, value):
-        """used to converte arbitrary values to encoded string"""
-        if isinstance(value, unicode):
-            return value.encode(self.encoding, 'replace')
-        return str(value)
--- a/selectors.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/selectors.py	Thu Apr 15 12:48:40 2010 +0200
@@ -107,7 +107,7 @@
 	__regid__ = 'loggeduserlink'
 
 	def call(self):
-	    if self._cw.cnx.anonymous_connection:
+	    if self._cw.session.anonymous_session:
 		# display login link
 		...
 	    else:
@@ -1030,7 +1030,7 @@
     def score(self, req, rset, row, col):
         try:
             return len(req.execute(self.rql, {'x': rset[row][col],
-                                              'u': req.user.eid}, 'x'))
+                                              'u': req.user.eid}))
         except Unauthorized:
             return 0
 
@@ -1038,12 +1038,24 @@
 
 @objectify_selector
 @lltrace
+def no_cnx(cls, req, rset, *args, **kwargs):
+    """Return 1 if the web session has no connection set. This occurs when
+    anonymous access is not allowed and user isn't authenticated.
+
+    May only be used on the web side, not on the data repository side.
+    """
+    if not req.cnx:
+        return 1
+    return 0
+
+@objectify_selector
+@lltrace
 def authenticated_user(cls, req, **kwargs):
     """Return 1 if the user is authenticated (e.g. not the anonymous user).
 
     May only be used on the web side, not on the data repository side.
     """
-    if req.cnx.anonymous_connection:
+    if req.session.anonymous_session:
         return 0
     return 1
 
--- a/server/hook.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/hook.py	Thu Apr 15 12:48:40 2010 +0200
@@ -74,10 +74,7 @@
                     self.unregister(cls)
 
     def register(self, obj, **kwargs):
-        for event in obj.events:
-            if event not in ALL_HOOKS:
-                raise Exception('bad event %s on %s.%s' % (
-                    event, obj.__module__, obj.__name__))
+        obj.check_events()
         super(HooksRegistry, self).register(obj, **kwargs)
 
     def call_hooks(self, event, session=None, **kwargs):
@@ -198,10 +195,13 @@
     # XXX deprecated
     enabled = True
 
-    @classproperty
-    def __registries__(cls):
+    @classmethod
+    def check_events(cls):
         try:
-            return ['%s_hooks' % ev for ev in cls.events]
+            for event in cls.events:
+                if event not in ALL_HOOKS:
+                    raise Exception('bad event %s on %s.%s' % (
+                        event, cls.__module__, cls.__name__))
         except AttributeError:
             raise
         except TypeError:
@@ -209,6 +209,11 @@
                 cls.events, cls.__module__, cls.__name__))
 
     @classproperty
+    def __registries__(cls):
+        cls.check_events()
+        return ['%s_hooks' % ev for ev in cls.events]
+
+    @classproperty
     def __regid__(cls):
         warn('[3.6] %s.%s: please specify an id for your hook'
              % (cls.__module__, cls.__name__), DeprecationWarning)
--- a/server/migractions.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/migractions.py	Thu Apr 15 12:48:40 2010 +0200
@@ -268,9 +268,9 @@
         if self.session:
             self.session.set_pool()
 
-    def rqlexecall(self, rqliter, cachekey=None, ask_confirm=True):
+    def rqlexecall(self, rqliter, ask_confirm=True):
         for rql, kwargs in rqliter:
-            self.rqlexec(rql, kwargs, cachekey, ask_confirm=ask_confirm)
+            self.rqlexec(rql, kwargs, ask_confirm=ask_confirm)
 
     @cached
     def _create_context(self):
@@ -361,14 +361,14 @@
             # handle groups
             newgroups = list(erschema.get_groups(action))
             for geid, gname in self.rqlexec('Any G, GN WHERE T %s G, G name GN, '
-                                            'T eid %%(x)s' % perm, {'x': teid}, 'x',
+                                            'T eid %%(x)s' % perm, {'x': teid},
                                             ask_confirm=False):
                 if not gname in newgroups:
                     if not confirm or self.confirm('Remove %s permission of %s to %s?'
                                                    % (action, erschema, gname)):
                         self.rqlexec('DELETE T %s G WHERE G eid %%(x)s, T eid %s'
                                      % (perm, teid),
-                                     {'x': geid}, 'x', ask_confirm=False)
+                                     {'x': geid}, ask_confirm=False)
                 else:
                     newgroups.remove(gname)
             for gname in newgroups:
@@ -376,7 +376,7 @@
                                                % (action, erschema, gname)):
                     self.rqlexec('SET T %s G WHERE G eid %%(x)s, T eid %s'
                                  % (perm, teid),
-                                 {'x': gm[gname]}, 'x', ask_confirm=False)
+                                 {'x': gm[gname]}, ask_confirm=False)
             # handle rql expressions
             newexprs = dict((expr.expression, expr) for expr in erschema.get_rqlexprs(action))
             for expreid, expression in self.rqlexec('Any E, EX WHERE T %s E, E expression EX, '
@@ -388,7 +388,7 @@
                         # deleting the relation will delete the expression entity
                         self.rqlexec('DELETE T %s E WHERE E eid %%(x)s, T eid %s'
                                      % (perm, teid),
-                                     {'x': expreid}, 'x', ask_confirm=False)
+                                     {'x': expreid}, ask_confirm=False)
                 else:
                     newexprs.pop(expression)
             for expression in newexprs.values():
@@ -399,7 +399,7 @@
                                  'X expression %%(expr)s, X mainvars %%(vars)s, T %s X '
                                  'WHERE T eid %%(x)s' % perm,
                                  {'expr': expr, 'exprtype': exprtype,
-                                  'vars': expression.mainvars, 'x': teid}, 'x',
+                                  'vars': expression.mainvars, 'x': teid},
                                  ask_confirm=False)
 
     def _synchronize_rschema(self, rtype, syncrdefs=True, syncperms=True, syncprops=True):
@@ -524,14 +524,13 @@
                     newcstr = None
                 if newcstr is None:
                     self.rqlexec('DELETE X constrained_by C WHERE C eid %(x)s',
-                                 {'x': cstr.eid}, 'x',
-                                 ask_confirm=confirm)
+                                 {'x': cstr.eid}, ask_confirm=confirm)
                 else:
                     newconstraints.remove(newcstr)
                     value = unicode(newcstr.serialize())
                     if value != unicode(cstr.serialize()):
                         self.rqlexec('SET X value %(v)s WHERE X eid %(x)s',
-                                     {'x': cstr.eid, 'v': value}, 'x',
+                                     {'x': cstr.eid, 'v': value},
                                      ask_confirm=confirm)
             # 2. add new constraints
             cstrtype_map = self.cstrtype_mapping()
@@ -644,10 +643,10 @@
                         self.cmd_drop_relation_definition(
                             str(fromtype), rschema.type, str(totype))
         # execute post-remove files
-        for pack in reversed(removedcubes):
-            self.exec_event_script('postremove', self.config.cube_dir(pack))
+        for cube in reversed(removedcubes):
+            self.exec_event_script('postremove', self.config.cube_dir(cube))
             self.rqlexec('DELETE CWProperty X WHERE X pkey %(pk)s',
-                         {'pk': u'system.version.'+pack}, ask_confirm=False)
+                         {'pk': u'system.version.'+cube}, ask_confirm=False)
             self.commit()
 
     # schema migration actions ################################################
@@ -736,8 +735,8 @@
                 continue
             if instspschema.specializes() != eschema:
                 self.rqlexec('SET D specializes P WHERE D eid %(d)s, P name %(pn)s',
-                             {'d': instspschema.eid,
-                              'pn': eschema.type}, ask_confirm=confirm)
+                             {'d': instspschema.eid, 'pn': eschema.type},
+                             ask_confirm=confirm)
                 for rschema, tschemas, role in spschema.relation_definitions(True):
                     for tschema in tschemas:
                         if not tschema in instschema:
@@ -1073,12 +1072,12 @@
         for etype in wfof:
             rset = self.rqlexec(
                 'SET X workflow_of ET WHERE X eid %(x)s, ET name %(et)s',
-                {'x': wf.eid, 'et': etype}, 'x', ask_confirm=False)
+                {'x': wf.eid, 'et': etype}, ask_confirm=False)
             assert rset, 'unexistant entity type %s' % etype
             if default:
                 self.rqlexec(
                     'SET ET default_workflow X WHERE X eid %(x)s, ET name %(et)s',
-                    {'x': wf.eid, 'et': etype}, 'x', ask_confirm=False)
+                    {'x': wf.eid, 'et': etype}, ask_confirm=False)
         if commit:
             self.commit()
         return wf
@@ -1202,6 +1201,9 @@
     def rqlexec(self, rql, kwargs=None, cachekey=None, build_descr=True,
                 ask_confirm=True):
         """rql action"""
+        if cachekey is not None:
+            warn('[3.8] cachekey is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
         if not isinstance(rql, (tuple, list)):
             rql = ( (rql, kwargs), )
         res = None
@@ -1213,7 +1215,7 @@
                 msg = rql
             if not ask_confirm or self.confirm('Execute rql: %s ?' % msg):
                 try:
-                    res = execute(rql, kwargs, cachekey, build_descr=build_descr)
+                    res = execute(rql, kwargs, build_descr=build_descr)
                 except Exception, ex:
                     if self.confirm('Error: %s\nabort?' % ex):
                         raise
--- a/server/msplanner.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/msplanner.py	Thu Apr 15 12:48:40 2010 +0200
@@ -309,21 +309,24 @@
         # find for each source which variable/solution are supported
         for varname, varobj in self.rqlst.defined_vars.items():
             # if variable has an eid specified, we can get its source directly
-            # NOTE: use uidrels and not constnode to deal with "X eid IN(1,2,3,4)"
-            if varobj.stinfo['uidrels']:
-                vrels = varobj.stinfo['relations'] - varobj.stinfo['uidrels']
-                for rel in varobj.stinfo['uidrels']:
-                    for const in rel.children[1].get_nodes(Constant):
-                        eid = const.eval(self.plan.args)
-                        source = self._session.source_from_eid(eid)
-                        if vrels and not any(source.support_relation(r.r_type)
-                                             for r in vrels):
-                            self._set_source_for_term(self.system_source, varobj)
-                        else:
-                            self._set_source_for_term(source, varobj)
+            # NOTE: use uidrel and not constnode to deal with "X eid IN(1,2,3,4)"
+            if varobj.stinfo['uidrel'] is not None:
+                rel = varobj.stinfo['uidrel']
+                hasrel = len(varobj.stinfo['relations']) > 1
+                for const in rel.children[1].get_nodes(Constant):
+                    eid = const.eval(self.plan.args)
+                    source = self._session.source_from_eid(eid)
+                    if (source is self.system_source
+                        or (hasrel and
+                            not any(source.support_relation(r.r_type)
+                                    for r in varobj.stinfo['relations']
+                                    if not r is rel))):
+                        self._set_source_for_term(self.system_source, varobj)
+                    else:
+                        self._set_source_for_term(source, varobj)
                 continue
             rels = varobj.stinfo['relations']
-            if not rels and not varobj.stinfo['typerels']:
+            if not rels and varobj.stinfo['typerel'] is None:
                 # (rare) case where the variable has no type specified nor
                 # relation accessed ex. "Any MAX(X)"
                 self._set_source_for_term(self.system_source, varobj)
@@ -700,7 +703,7 @@
                     for var in select.defined_vars.itervalues():
                         if not var in terms:
                             stinfo = var.stinfo
-                            for ovar, rtype in stinfo['attrvars']:
+                            for ovar, rtype in stinfo.get('attrvars', ()):
                                 if ovar in terms:
                                     needsel.add(var.name)
                                     terms.append(var)
@@ -778,20 +781,19 @@
             # variable is refed by an outer scope and should be substituted
             # using an 'identity' relation (else we'll get a conflict of
             # temporary tables)
-            if rhsvar in terms and not lhsvar in terms:
+            if rhsvar in terms and not lhsvar in terms and lhsvar.scope is lhsvar.stmt:
                 self._identity_substitute(rel, lhsvar, terms, needsel)
-            elif lhsvar in terms and not rhsvar in terms:
+            elif lhsvar in terms and not rhsvar in terms and rhsvar.scope is rhsvar.stmt:
                 self._identity_substitute(rel, rhsvar, terms, needsel)
 
     def _identity_substitute(self, relation, var, terms, needsel):
         newvar = self._insert_identity_variable(relation.scope, var)
-        if newvar is not None:
-            # ensure relation is using '=' operator, else we rely on a
-            # sqlgenerator side effect (it won't insert an inequality operator
-            # in this case)
-            relation.children[1].operator = '='
-            terms.append(newvar)
-            needsel.add(newvar.name)
+        # ensure relation is using '=' operator, else we rely on a
+        # sqlgenerator side effect (it won't insert an inequality operator
+        # in this case)
+        relation.children[1].operator = '='
+        terms.append(newvar)
+        needsel.add(newvar.name)
 
     def _choose_term(self, sourceterms):
         """pick one term among terms supported by a source, which will be used
@@ -1419,7 +1421,7 @@
             return False
         if not var in terms or used_in_outer_scope(var, self.current_scope):
             return False
-        if any(v for v, _ in var.stinfo['attrvars'] if not v in terms):
+        if any(v for v, _ in var.stinfo.get('attrvars', ()) if not v in terms):
             return False
         return True
 
--- a/server/mssteps.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/mssteps.py	Thu Apr 15 12:48:40 2010 +0200
@@ -61,7 +61,7 @@
             if not isinstance(vref, VariableRef):
                 continue
             var = vref.variable
-            if var.stinfo['attrvars']:
+            if var.stinfo.get('attrvars'):
                 for lhsvar, rtype in var.stinfo['attrvars']:
                     if lhsvar.name in srqlst.defined_vars:
                         key = '%s.%s' % (lhsvar.name, rtype)
--- a/server/querier.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/querier.py	Thu Apr 15 12:48:40 2010 +0200
@@ -326,16 +326,9 @@
         varkwargs = {}
         if not session.transaction_data.get('security-rqlst-cache'):
             for var in rqlst.defined_vars.itervalues():
-                for rel in var.stinfo['uidrels']:
-                    const = rel.children[1].children[0]
-                    try:
-                        varkwargs[var.name] = typed_eid(const.eval(self.args))
-                        break
-                    except AttributeError:
-                        #from rql.nodes import Function
-                        #assert isinstance(const, Function)
-                        # X eid IN(...)
-                        pass
+                if var.stinfo['constnode'] is not None:
+                    eid = var.stinfo['constnode'].eval(self.args)
+                    varkwargs[var.name] = typed_eid(eid)
         # dictionnary of variables restricted for security reason
         localchecks = {}
         restricted_vars = set()
@@ -529,16 +522,22 @@
     def set_schema(self, schema):
         self.schema = schema
         repo = self._repo
+        # rql st and solution cache. Don't bother using a Cache instance: we
+        # should have a limited number of queries in there, since there are no
+        # entries in this cache for user queries (which have no args)
+        self._rql_cache = {}
+        # rql cache key cache
+        self._rql_ck_cache = Cache(repo.config['rql-cache-size'])
+        # some cache usage stats
+        self.cache_hit, self.cache_miss = 0, 0
         # rql parsing / analysing helper
         self.solutions = repo.vreg.solutions
-        self._rql_cache = Cache(repo.config['rql-cache-size'])
-        self.cache_hit, self.cache_miss = 0, 0
+        rqlhelper = repo.vreg.rqlhelper
+        self._parse = rqlhelper.parse
+        self._annotate = rqlhelper.annotate
         # rql planner
         # note: don't use repo.sources, may not be built yet, and also "admin"
         #       isn't an actual source
-        rqlhelper = repo.vreg.rqlhelper
-        self._parse = rqlhelper.parse
-        self._annotate = rqlhelper.annotate
         if len([uri for uri in repo.config.sources() if uri != 'admin']) < 2:
             from cubicweb.server.ssplanner import SSPlanner
             self._planner = SSPlanner(schema, rqlhelper)
@@ -561,7 +560,7 @@
             return InsertPlan(self, rqlst, args, session)
         return ExecutionPlan(self, rqlst, args, session)
 
-    def execute(self, session, rql, args=None, eid_key=None, build_descr=True):
+    def execute(self, session, rql, args=None, build_descr=True):
         """execute a rql query, return resulting rows and their description in
         a `ResultSet` object
 
@@ -570,12 +569,6 @@
         * `build_descr` is a boolean flag indicating if the description should
           be built on select queries (if false, the description will be en empty
           list)
-        * `eid_key` must be both a key in args and a substitution in the rql
-          query. It should be used to enhance cacheability of rql queries.
-          It may be a tuple for keys in args.
-          `eid_key` must be provided in cases where a eid substitution is provided
-          and resolves ambiguities in the possible solutions inferred for each
-          variable in the query.
 
         on INSERT queries, there will be one row with the eid of each inserted
         entity
@@ -591,40 +584,33 @@
                 print '*'*80
             print 'querier input', rql, args
         # parse the query and binds variables
-        if eid_key is not None:
-            if not isinstance(eid_key, (tuple, list)):
-                eid_key = (eid_key,)
-            cachekey = [rql]
-            for key in eid_key:
-                try:
-                    etype = self._repo.type_from_eid(args[key], session)
-                except KeyError:
-                    raise QueryError('bad cache key %s (no value)' % key)
-                except TypeError:
-                    raise QueryError('bad cache key %s (value: %r)' % (
-                        key, args[key]))
-                except UnknownEid:
-                    # we want queries such as "Any X WHERE X eid 9999"
-                    # return an empty result instead of raising UnknownEid
-                    return empty_rset(rql, args)
-                cachekey.append(etype)
-                # ensure eid is correctly typed in args
-                args[key] = typed_eid(args[key])
-            cachekey = tuple(cachekey)
-        else:
+        try:
             cachekey = rql
-        try:
+            if args:
+                eidkeys = self._rql_ck_cache[rql]
+                if eidkeys:
+                    try:
+                        cachekey = self._repo.querier_cache_key(session, rql,
+                                                                args, eidkeys)
+                    except UnknownEid:
+                        # we want queries such as "Any X WHERE X eid 9999"
+                        # return an empty result instead of raising UnknownEid
+                        return empty_rset(rql, args)
             rqlst = self._rql_cache[cachekey]
             self.cache_hit += 1
         except KeyError:
             self.cache_miss += 1
             rqlst = self.parse(rql)
             try:
-                self.solutions(session, rqlst, args)
+                eidkeys = self.solutions(session, rqlst, args)
             except UnknownEid:
                 # we want queries such as "Any X WHERE X eid 9999" return an
                 # empty result instead of raising UnknownEid
                 return empty_rset(rql, args, rqlst)
+            self._rql_ck_cache[rql] = eidkeys
+            if eidkeys:
+                cachekey = self._repo.querier_cache_key(session, rql, args,
+                                                        eidkeys)
             self._rql_cache[cachekey] = rqlst
         orig_rqlst = rqlst
         if rqlst.TYPE != 'select':
@@ -684,7 +670,7 @@
             # FIXME: get number of affected entities / relations on non
             # selection queries ?
         # return a result set object
-        return ResultSet(results, rql, args, descr, eid_key, orig_rqlst)
+        return ResultSet(results, rql, args, descr, orig_rqlst)
 
 from logging import getLogger
 from cubicweb import set_log_methods
--- a/server/repository.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/repository.py	Thu Apr 15 12:48:40 2010 +0200
@@ -33,7 +33,7 @@
 from yams.schema import role_name
 from rql import RQLSyntaxError
 
-from cubicweb import (CW_SOFTWARE_ROOT, CW_MIGRATION_MAP,
+from cubicweb import (CW_SOFTWARE_ROOT, CW_MIGRATION_MAP, QueryError,
                       UnknownEid, AuthenticationError, ExecutionError,
                       ETypeNotSupportedBySources, MultiSourcesError,
                       BadConnectionId, Unauthorized, ValidationError,
@@ -76,12 +76,12 @@
             with security_enabled(session, read=False):
                 session.execute('DELETE X %s Y WHERE X eid %%(x)s, '
                                 'NOT Y eid %%(y)s' % rtype,
-                                {'x': eidfrom, 'y': eidto}, 'x')
+                                {'x': eidfrom, 'y': eidto})
     if card[1] in '1?':
         with security_enabled(session, read=False):
             session.execute('DELETE X %sY WHERE Y eid %%(y)s, '
                             'NOT X eid %%(x)s' % rtype,
-                            {'x': eidfrom, 'y': eidto}, 'y')
+                            {'x': eidfrom, 'y': eidto})
 
 
 class Repository(object):
@@ -408,7 +408,7 @@
         """return a CWUser entity for user with the given eid"""
         cls = self.vreg['etypes'].etype_class('CWUser')
         rql = cls.fetch_rql(session.user, ['X eid %(x)s'])
-        rset = session.execute(rql, {'x': eid}, 'x')
+        rset = session.execute(rql, {'x': eid})
         assert len(rset) == 1, rset
         cwuser = rset.get_entity(0, 0)
         # pylint: disable-msg=W0104
@@ -567,7 +567,7 @@
         session.commit()
         return session.id
 
-    def execute(self, sessionid, rqlstring, args=None, eid_key=None, build_descr=True):
+    def execute(self, sessionid, rqlstring, args=None, build_descr=True):
         """execute a RQL query
 
         * rqlstring should be an unicode string or a plain ascii string
@@ -578,7 +578,7 @@
         session = self._get_session(sessionid, setpool=True)
         try:
             try:
-                return self.querier.execute(session, rqlstring, args, eid_key,
+                return self.querier.execute(session, rqlstring, args,
                                             build_descr)
             except (Unauthorized, RQLSyntaxError):
                 raise
@@ -836,6 +836,21 @@
         """return the source for the given entity's eid"""
         return self.sources_by_uri[self.type_and_source_from_eid(eid, session)[1]]
 
+    def querier_cache_key(self, session, rql, args, eidkeys):
+        cachekey = [rql]
+        for key in sorted(eidkeys):
+            try:
+                etype = self.type_from_eid(args[key], session)
+            except KeyError:
+                raise QueryError('bad cache key %s (no value)' % key)
+            except TypeError:
+                raise QueryError('bad cache key %s (value: %r)' % (
+                    key, args[key]))
+            cachekey.append(etype)
+            # ensure eid is correctly typed in args
+            args[key] = typed_eid(args[key])
+        return tuple(cachekey)
+
     def eid2extid(self, source, eid, session=None):
         """get local id from an eid"""
         etype, uri, extid = self.type_and_source_from_eid(eid, session)
@@ -901,7 +916,7 @@
             else:
                 # minimal meta-data
                 session.execute('SET X is E WHERE X eid %(x)s, E name %(name)s',
-                                {'x': entity.eid, 'name': entity.__regid__}, 'x')
+                                {'x': entity.eid, 'name': entity.__regid__})
             session.commit(reset_pool)
             return eid
         except:
@@ -949,7 +964,7 @@
                     rql = 'DELETE X %s Y WHERE X eid %%(x)s' % rtype
                 else:
                     rql = 'DELETE Y %s X WHERE X eid %%(x)s' % rtype
-                session.execute(rql, {'x': eid}, 'x', build_descr=False)
+                session.execute(rql, {'x': eid}, build_descr=False)
         self.system_source.delete_info(session, entity, sourceuri, extid)
 
     def locate_relation_source(self, session, subject, rtype, object):
--- a/server/rqlannotation.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/rqlannotation.py	Thu Apr 15 12:48:40 2010 +0200
@@ -38,7 +38,7 @@
             stinfo['invariant'] = False
             stinfo['principal'] = _select_main_var(stinfo['rhsrelations'])
             continue
-        if not stinfo['relations'] and not stinfo['typerels']:
+        if not stinfo['relations'] and stinfo['typerel'] is None:
             # Any X, Any MAX(X)...
             # those particular queries should be executed using the system
             # entities table unless there is some type restriction
@@ -80,7 +80,7 @@
                 continue
             rschema = getrschema(rel.r_type)
             if rel.optional:
-                if rel in stinfo['optrelations']:
+                if rel in stinfo.get('optrelations', ()):
                     # optional variable can't be invariant if this is the lhs
                     # variable of an inlined relation
                     if not rel in stinfo['rhsrelations'] and rschema.inlined:
@@ -296,7 +296,7 @@
     def compute(self, rqlst):
         # set domains for each variable
         for varname, var in rqlst.defined_vars.iteritems():
-            if var.stinfo['uidrels'] or \
+            if var.stinfo['uidrel'] is not None or \
                    self.eschema(rqlst.solutions[0][varname]).final:
                 ptypes = var.stinfo['possibletypes']
             else:
@@ -339,7 +339,7 @@
     def set_rel_constraint(self, term, rel, etypes_func):
         if isinstance(term, VariableRef) and self.is_ambiguous(term.variable):
             var = term.variable
-            if len(var.stinfo['relations'] - var.stinfo['typerels']) == 1 \
+            if len(var.stinfo['relations']) == 1 \
                    or rel.sqlscope is var.sqlscope or rel.r_type == 'identity':
                 self.restrict(var, frozenset(etypes_func()))
                 try:
@@ -356,7 +356,7 @@
         if isinstance(other, VariableRef) and isinstance(other.variable, Variable):
             deambiguifier = other.variable
             if not var is self.deambification_map.get(deambiguifier):
-                if not var.stinfo['typerels']:
+                if var.stinfo['typerel'] is None:
                     otheretypes = deambiguifier.stinfo['possibletypes']
                 elif not self.is_ambiguous(deambiguifier):
                     otheretypes = self.varsols[deambiguifier]
@@ -364,7 +364,7 @@
                     # we know variable won't be invariant, try to use
                     # it to deambguify the current variable
                     otheretypes = self.varsols[deambiguifier]
-            if not deambiguifier.stinfo['typerels']:
+            if deambiguifier.stinfo['typerel'] is None:
                 # if deambiguifier has no type restriction using 'is',
                 # don't record it
                 deambiguifier = None
--- a/server/session.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/session.py	Thu Apr 15 12:48:40 2010 +0200
@@ -13,6 +13,7 @@
 import threading
 from time import time
 from uuid import uuid4
+from warnings import warn
 
 from logilab.common.deprecation import deprecated
 from rql.nodes import VariableRef, Function, ETYPE_PYOBJ_MAP, etype_from_pyobj
@@ -642,8 +643,14 @@
         return self.repo.source_from_eid(eid, self)
 
     def execute(self, rql, kwargs=None, eid_key=None, build_descr=True):
-        """db-api like method directly linked to the querier execute method"""
-        rset = self._execute(self, rql, kwargs, eid_key, build_descr)
+        """db-api like method directly linked to the querier execute method.
+
+        See :meth:`cubicweb.dbapi.Cursor.execute` documentation.
+        """
+        if eid_key is not None:
+            warn('[3.8] eid_key is deprecated, you can safely remove this argument',
+                 DeprecationWarning, stacklevel=2)
+        rset = self._execute(self, rql, kwargs, build_descr)
         rset.req = self
         return rset
 
--- a/server/sources/ldapuser.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/sources/ldapuser.py	Thu Apr 15 12:48:40 2010 +0200
@@ -230,10 +230,10 @@
                             elif rset:
                                 if not execute('SET X address %(addr)s WHERE '
                                                'U primary_email X, U eid %(u)s',
-                                               {'addr': ldapemailaddr, 'u': eid}, 'u'):
+                                               {'addr': ldapemailaddr, 'u': eid}):
                                     execute('SET X address %(addr)s WHERE '
                                             'X eid %(x)s',
-                                            {'addr': ldapemailaddr, 'x': rset[0][0]}, 'x')
+                                            {'addr': ldapemailaddr, 'x': rset[0][0]})
                             else:
                                 # no email found, create it
                                 _insert_email(session, ldapemailaddr, eid)
@@ -546,7 +546,7 @@
         super(LDAPUserSource, self).after_entity_insertion(session, dn, entity)
         for group in self.user_default_groups:
             session.execute('SET X in_group G WHERE X eid %(x)s, G name %(group)s',
-                            {'x': entity.eid, 'group': group}, 'x')
+                            {'x': entity.eid, 'group': group})
         # search for existant email first
         try:
             emailaddr = self._cache[dn][self.user_rev_attrs['email']]
@@ -556,7 +556,7 @@
                                {'addr': emailaddr})
         if rset:
             session.execute('SET U primary_email X WHERE U eid %(u)s, X eid %(x)s',
-                            {'x': rset[0][0], 'u': entity.eid}, 'u')
+                            {'x': rset[0][0], 'u': entity.eid})
         else:
             # not found, create it
             _insert_email(session, emailaddr, entity.eid)
@@ -571,7 +571,7 @@
 
 def _insert_email(session, emailaddr, ueid):
     session.execute('INSERT EmailAddress X: X address %(addr)s, U primary_email X '
-                    'WHERE U eid %(x)s', {'addr': emailaddr, 'x': ueid}, 'x')
+                    'WHERE U eid %(x)s', {'addr': emailaddr, 'x': ueid})
 
 class GotDN(Exception):
     """exception used when a dn localizing the searched user has been found"""
--- a/server/sources/pyrorql.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/sources/pyrorql.py	Thu Apr 15 12:48:40 2010 +0200
@@ -286,7 +286,7 @@
             session.set_shared_data('sources_error', msg % self.uri)
             return []
         try:
-            rql, cachekey = RQL2RQL(self).generate(session, union, args)
+            rql = RQL2RQL(self).generate(session, union, args)
         except UnknownEid, ex:
             if server.DEBUG:
                 print '  unknown eid', ex, 'no results'
@@ -294,7 +294,7 @@
         if server.DEBUG & server.DBG_RQL:
             print '  translated rql', rql
         try:
-            rset = cu.execute(rql, args, cachekey)
+            rset = cu.execute(rql, args)
         except Exception, ex:
             self.exception(str(ex))
             msg = session._("error while querying source %s, some data may be missing")
@@ -396,9 +396,8 @@
     def generate(self, session, rqlst, args):
         self._session = session
         self.kwargs = args
-        self.cachekey = []
         self.need_translation = False
-        return self.visit_union(rqlst), self.cachekey
+        return self.visit_union(rqlst)
 
     def visit_union(self, node):
         s = self._accept_children(node)
@@ -547,7 +546,6 @@
                 # ensure we have not yet translated the value...
                 if not key in self._const_var:
                     self.kwargs[key] = self.eid2extid(self.kwargs[key])
-                    self.cachekey.append(key)
                     self._const_var[key] = None
         return node.as_string()
 
--- a/server/sources/rql2sql.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/sources/rql2sql.py	Thu Apr 15 12:48:40 2010 +0200
@@ -87,7 +87,7 @@
     modified = False
     for varname in tuple(unstable):
         var = select.defined_vars[varname]
-        if not var.stinfo['optrelations']:
+        if not var.stinfo.get('optrelations'):
             continue
         modified = True
         unstable.remove(varname)
@@ -114,13 +114,13 @@
             var.stinfo['relations'].remove(rel)
             newvar.stinfo['relations'].add(newrel)
             if rel.optional in ('left', 'both'):
-                newvar.stinfo['optrelations'].add(newrel)
+                newvar.add_optional_relation(newrel)
             for vref in newrel.children[1].iget_nodes(VariableRef):
                 var = vref.variable
                 var.stinfo['relations'].add(newrel)
                 var.stinfo['rhsrelations'].add(newrel)
                 if rel.optional in ('right', 'both'):
-                    var.stinfo['optrelations'].add(newrel)
+                    var.add_optional_relation(newrel)
         # extract subquery solutions
         mysolutions = [sol.copy() for sol in solutions]
         cleanup_solutions(newselect, mysolutions)
@@ -888,7 +888,7 @@
                         condition = '%s=%s' % (lhssql, rhsconst.accept(self))
                         if relation.r_type != 'identity':
                             condition = '(%s OR %s IS NULL)' % (condition, lhssql)
-                        if not lhsvar.stinfo['optrelations']:
+                        if not lhsvar.stinfo.get('optrelations'):
                             return condition
                         self.add_outer_join_condition(lhsvar, t1, condition)
                     return
@@ -987,7 +987,7 @@
                 sql = '%s%s' % (lhssql, rhssql)
         except AttributeError:
             sql = '%s%s' % (lhssql, rhssql)
-        if lhs.variable.stinfo['optrelations']:
+        if lhs.variable.stinfo.get('optrelations'):
             self.add_outer_join_condition(lhs.variable, table, sql)
         else:
             return sql
@@ -1002,7 +1002,7 @@
         lhsvar = lhs.variable
         me_is_principal = lhsvar.stinfo.get('principal') is rel
         if me_is_principal:
-            if not lhsvar.stinfo['typerels']:
+            if lhsvar.stinfo['typerel'] is None:
                 # the variable is using the fti table, no join needed
                 jointo = None
             elif not lhsvar.name in self._varmap:
@@ -1135,7 +1135,7 @@
                 vtablename = '_' + variable.name
                 self.add_table('entities AS %s' % vtablename, vtablename)
                 sql = '%s.eid' % vtablename
-                if variable.stinfo['typerels']:
+                if variable.stinfo['typerel'] is not None:
                     # add additional restriction on entities.type column
                     pts = variable.stinfo['possibletypes']
                     if len(pts) == 1:
@@ -1297,7 +1297,7 @@
             tablealias = self._state.outer_tables[table]
             actualtables = self._state.actual_tables[-1]
         except KeyError:
-            for rel in var.stinfo['optrelations']:
+            for rel in var.stinfo.get('optrelations'):
                 self.visit_relation(rel)
             assert self._state.outer_tables
             self.add_outer_join_condition(var, table, condition)
--- a/server/test/unittest_ldapuser.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_ldapuser.py	Thu Apr 15 12:48:40 2010 +0200
@@ -176,7 +176,7 @@
             rset = self.sexecute('Any U ORDERBY D DESC WHERE WF wf_info_for X,'
                                 'WF creation_date D, WF from_state FS,'
                                 'WF owned_by U?, X eid %(x)s',
-                                {'x': adim.eid}, 'x')
+                                {'x': adim.eid})
             self.assertEquals(rset.rows, [[syt.eid]])
         finally:
             # restore db state
--- a/server/test/unittest_migractions.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_migractions.py	Thu Apr 15 12:48:40 2010 +0200
@@ -108,8 +108,8 @@
         testdate = date(2005, 12, 13)
         eid1 = self.mh.rqlexec('INSERT Note N')[0][0]
         eid2 = self.mh.rqlexec('INSERT Note N: N mydate %(mydate)s', {'mydate' : testdate})[0][0]
-        d1 = self.mh.rqlexec('Any D WHERE X eid %(x)s, X mydate D', {'x': eid1}, 'x')[0][0]
-        d2 = self.mh.rqlexec('Any D WHERE X eid %(x)s, X mydate D', {'x': eid2}, 'x')[0][0]
+        d1 = self.mh.rqlexec('Any D WHERE X eid %(x)s, X mydate D', {'x': eid1})[0][0]
+        d2 = self.mh.rqlexec('Any D WHERE X eid %(x)s, X mydate D', {'x': eid2})[0][0]
         self.assertEquals(d1, date.today())
         self.assertEquals(d2, testdate)
         self.mh.rollback()
@@ -503,13 +503,13 @@
         note = self.execute('INSERT Note X: X para "hip", X shortpara "hop", X newattr "momo"').get_entity(0, 0)
         aff = self.execute('INSERT Affaire X').get_entity(0, 0)
         self.failUnless(self.execute('SET X newnotinlined Y WHERE X eid %(x)s, Y eid %(y)s',
-                                     {'x': text.eid, 'y': aff.eid}, 'x'))
+                                     {'x': text.eid, 'y': aff.eid}))
         self.failUnless(self.execute('SET X newnotinlined Y WHERE X eid %(x)s, Y eid %(y)s',
-                                     {'x': note.eid, 'y': aff.eid}, 'x'))
+                                     {'x': note.eid, 'y': aff.eid}))
         self.failUnless(self.execute('SET X newinlined Y WHERE X eid %(x)s, Y eid %(y)s',
-                                     {'x': text.eid, 'y': aff.eid}, 'x'))
+                                     {'x': text.eid, 'y': aff.eid}))
         self.failUnless(self.execute('SET X newinlined Y WHERE X eid %(x)s, Y eid %(y)s',
-                                     {'x': note.eid, 'y': aff.eid}, 'x'))
+                                     {'x': note.eid, 'y': aff.eid}))
         # XXX remove specializes by ourselves, else tearDown fails when removing
         # Para because of Note inheritance. This could be fixed by putting the
         # MemSchemaCWETypeDel(session, name) operation in the
--- a/server/test/unittest_multisources.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_multisources.py	Thu Apr 15 12:48:40 2010 +0200
@@ -109,7 +109,7 @@
         self.assertEquals(metainf['type'], 'Card')
         self.assert_(metainf['extid'])
         etype = self.sexecute('Any ETN WHERE X is ET, ET name ETN, X eid %(x)s',
-                             {'x': externent.eid}, 'x')[0][0]
+                             {'x': externent.eid})[0][0]
         self.assertEquals(etype, 'Card')
 
     def test_order_limit_offset(self):
@@ -129,7 +129,7 @@
         self.sexecute('INSERT Affaire X: X ref "no readable card"')[0][0]
         aff1 = self.sexecute('INSERT Affaire X: X ref "card"')[0][0]
         # grant read access
-        self.sexecute('SET X owned_by U WHERE X eid %(x)s, U login "anon"', {'x': aff1}, 'x')
+        self.sexecute('SET X owned_by U WHERE X eid %(x)s, U login "anon"', {'x': aff1})
         self.commit()
         cnx = self.login('anon')
         cu = cnx.cursor()
@@ -139,8 +139,8 @@
 
     def test_synchronization(self):
         cu = cnx2.cursor()
-        assert cu.execute('Any X WHERE X eid %(x)s', {'x': self.aff1}, 'x')
-        cu.execute('SET X ref "BLAH" WHERE X eid %(x)s', {'x': self.aff1}, 'x')
+        assert cu.execute('Any X WHERE X eid %(x)s', {'x': self.aff1})
+        cu.execute('SET X ref "BLAH" WHERE X eid %(x)s', {'x': self.aff1})
         aff2 = cu.execute('INSERT Affaire X: X ref "AFFREUX"')[0][0]
         cnx2.commit()
         try:
@@ -155,20 +155,20 @@
             self.failIf(rset)
         finally:
             # restore state
-            cu.execute('SET X ref "AFFREF" WHERE X eid %(x)s', {'x': self.aff1}, 'x')
+            cu.execute('SET X ref "AFFREF" WHERE X eid %(x)s', {'x': self.aff1})
             cnx2.commit()
 
     def test_simplifiable_var(self):
         affeid = self.sexecute('Affaire X WHERE X ref "AFFREF"')[0][0]
         rset = self.sexecute('Any X,AA,AB WHERE E eid %(x)s, E in_state X, X name AA, X modification_date AB',
-                            {'x': affeid}, 'x')
+                            {'x': affeid})
         self.assertEquals(len(rset), 1)
         self.assertEquals(rset[0][1], "pitetre")
 
     def test_simplifiable_var_2(self):
         affeid = self.sexecute('Affaire X WHERE X ref "AFFREF"')[0][0]
         rset = self.sexecute('Any E WHERE E eid %(x)s, E in_state S, NOT S name "moved"',
-                            {'x': affeid, 'u': self.session.user.eid}, 'x')
+                            {'x': affeid, 'u': self.session.user.eid})
         self.assertEquals(len(rset), 1)
 
     def test_sort_func(self):
@@ -216,7 +216,7 @@
             rset = self.sexecute('Any X,Y WHERE X is Card, Y is Affaire, X title T, Y ref T')
             self.assertEquals(len(rset), 2, rset.rows)
         finally:
-            cu.execute('DELETE Card X WHERE X eid %(x)s', {'x': ec2}, 'x')
+            cu.execute('DELETE Card X WHERE X eid %(x)s', {'x': ec2})
             cnx2.commit()
 
     def test_attr_unification_neq_1(self):
@@ -258,15 +258,15 @@
         userstate = self.session.user.in_state[0]
         states.remove((userstate.eid, userstate.name))
         notstates = set(tuple(x) for x in self.sexecute('Any S,SN WHERE S is State, S name SN, NOT X in_state S, X eid %(x)s',
-                                                       {'x': self.session.user.eid}, 'x'))
+                                                       {'x': self.session.user.eid}))
         self.assertSetEquals(notstates, states)
         aff1 = self.sexecute('Any X WHERE X is Affaire, X ref "AFFREF"')[0][0]
-        aff1stateeid, aff1statename = self.sexecute('Any S,SN WHERE X eid %(x)s, X in_state S, S name SN', {'x': aff1}, 'x')[0]
+        aff1stateeid, aff1statename = self.sexecute('Any S,SN WHERE X eid %(x)s, X in_state S, S name SN', {'x': aff1})[0]
         self.assertEquals(aff1statename, 'pitetre')
         states.add((userstate.eid, userstate.name))
         states.remove((aff1stateeid, aff1statename))
         notstates = set(tuple(x) for x in self.sexecute('Any S,SN WHERE S is State, S name SN, NOT X in_state S, X eid %(x)s',
-                                                       {'x': aff1}, 'x'))
+                                                       {'x': aff1}))
         self.assertSetEquals(notstates, states)
 
     def test_absolute_url_base_url(self):
--- a/server/test/unittest_querier.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_querier.py	Thu Apr 15 12:48:40 2010 +0200
@@ -220,13 +220,13 @@
 
     def test_typed_eid(self):
         # should return an empty result set
-        rset = self.execute('Any X WHERE X eid %(x)s', {'x': '1'}, 'x')
+        rset = self.execute('Any X WHERE X eid %(x)s', {'x': '1'})
         self.assertIsInstance(rset[0][0], (int, long))
 
     def test_bytes_storage(self):
         feid = self.execute('INSERT File X: X data_name "foo.pdf", X data_format "text/plain", X data %(data)s',
                             {'data': Binary("xxx")})[0][0]
-        fdata = self.execute('Any D WHERE X data D, X eid %(x)s', {'x': feid}, 'x')[0][0]
+        fdata = self.execute('Any D WHERE X data D, X eid %(x)s', {'x': feid})[0][0]
         self.assertIsInstance(fdata, Binary)
         self.assertEquals(fdata.getvalue(), 'xxx')
 
@@ -356,17 +356,17 @@
 
     def test_select_outer_join_optimized(self):
         peid1 = self.execute("INSERT Personne X: X nom 'bidule'")[0][0]
-        rset = self.execute('Any X WHERE X eid %(x)s, P? connait X', {'x':peid1}, 'x')
+        rset = self.execute('Any X WHERE X eid %(x)s, P? connait X', {'x':peid1})
         self.assertEquals(rset.rows, [[peid1]])
         rset = self.execute('Any X WHERE X eid %(x)s, X require_permission P?',
-                            {'x':peid1}, 'x')
+                            {'x':peid1})
         self.assertEquals(rset.rows, [[peid1]])
 
     def test_select_left_outer_join(self):
         rset = self.execute('DISTINCT Any G WHERE U? in_group G')
         self.assertEquals(len(rset), 4)
         rset = self.execute('DISTINCT Any G WHERE U? in_group G, U eid %(x)s',
-                            {'x': self.session.user.eid}, 'x')
+                            {'x': self.session.user.eid})
         self.assertEquals(len(rset), 4)
 
     def test_select_ambigous_outer_join(self):
@@ -374,7 +374,7 @@
         self.execute("INSERT Tag X: X name 'tagbis'")[0][0]
         geid = self.execute("CWGroup G WHERE G name 'users'")[0][0]
         self.execute("SET X tags Y WHERE X eid %(t)s, Y eid %(g)s",
-                     {'g': geid, 't': teid}, 'g')
+                     {'g': geid, 't': teid})
         rset = self.execute("Any GN,TN ORDERBY GN WHERE T? tags G, T name TN, G name GN")
         self.failUnless(['users', 'tag'] in rset.rows)
         self.failUnless(['activated', None] in rset.rows)
@@ -882,7 +882,7 @@
     def test_insert_5bis(self):
         peid = self.execute("INSERT Personne X: X nom 'bidule'")[0][0]
         self.execute("INSERT Societe Y: Y nom 'toto', X travaille Y WHERE X eid %(x)s",
-                     {'x': peid}, 'x')
+                     {'x': peid})
         rset = self.execute('Any X, Y WHERE X nom "bidule", Y nom "toto", X travaille Y')
         self.assert_(rset.rows)
         self.assertEquals(rset.description, [('Personne', 'Societe',)])
@@ -1000,17 +1000,17 @@
         eid = self.execute("INSERT Folder T: T name 'toto'")[0][0]
         self.commit()
         # fill the cache
-        self.execute("Any X WHERE X eid %(x)s", {'x': eid}, 'x')
+        self.execute("Any X WHERE X eid %(x)s", {'x': eid})
         self.execute("Any X WHERE X eid %s" %eid)
-        self.execute("Folder X WHERE X eid %(x)s", {'x': eid}, 'x')
+        self.execute("Folder X WHERE X eid %(x)s", {'x': eid})
         self.execute("Folder X WHERE X eid %s" %eid)
         self.execute("DELETE Folder T WHERE T eid %s"%eid)
         self.commit()
-        rset = self.execute("Any X WHERE X eid %(x)s", {'x': eid}, 'x')
+        rset = self.execute("Any X WHERE X eid %(x)s", {'x': eid})
         self.assertEquals(rset.rows, [])
         rset = self.execute("Any X WHERE X eid %s" %eid)
         self.assertEquals(rset.rows, [])
-        rset = self.execute("Folder X WHERE X eid %(x)s", {'x': eid}, 'x')
+        rset = self.execute("Folder X WHERE X eid %(x)s", {'x': eid})
         self.assertEquals(rset.rows, [])
         rset = self.execute("Folder X WHERE X eid %s" %eid)
         self.assertEquals(rset.rows, [])
@@ -1086,7 +1086,7 @@
     def test_update_string_concat(self):
         beid = self.execute("INSERT Bookmark Y: Y title 'toto', Y path '/view'")[0][0]
         self.execute('SET X title XN + %(suffix)s WHERE X is Bookmark, X title XN', {'suffix': u'-moved'})
-        newname = self.execute('Any XN WHERE X eid %(x)s, X title XN', {'x': beid}, 'x')[0][0]
+        newname = self.execute('Any XN WHERE X eid %(x)s, X title XN', {'x': beid})[0][0]
         self.assertEquals(newname, 'toto-moved')
 
     def test_update_query_error(self):
@@ -1203,7 +1203,7 @@
                         'creation_date': '2000/07/03 11:00'})
         rset = self.execute('Any lower(N) ORDERBY LOWER(N) WHERE X is Tag, X name N,'
                             'X owned_by U, U eid %(x)s',
-                            {'x':self.session.user.eid}, 'x')
+                            {'x':self.session.user.eid})
         self.assertEquals(rset.rows, [[u'\xe9name0']])
 
 
@@ -1286,7 +1286,7 @@
         ueid = self.execute("INSERT CWUser X: X login 'bob', X upassword 'toto'")[0][0]
         self.execute("SET E in_group G, E firstname %(firstname)s, E surname %(surname)s "
                       "WHERE E eid %(x)s, G name 'users'",
-                      {'x':ueid, 'firstname': u'jean', 'surname': u'paul'}, 'x')
+                      {'x':ueid, 'firstname': u'jean', 'surname': u'paul'})
 
     def test_nonregr_u_owned_by_u(self):
         ueid = self.execute("INSERT CWUser X: X login 'bob', X upassword 'toto', X in_group G "
--- a/server/test/unittest_repository.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_repository.py	Thu Apr 15 12:48:40 2010 +0200
@@ -478,7 +478,7 @@
         # our sqlite datetime adapter is ignore seconds fraction, so we have to
         # ensure update is done the next seconds
         time.sleep(1 - (ts.second - int(ts.second)))
-        self.execute('SET X nom "tata" WHERE X eid %(x)s', {'x': eidp}, 'x')
+        self.execute('SET X nom "tata" WHERE X eid %(x)s', {'x': eidp})
         self.commit()
         self.assertEquals(len(self.execute('Personne X WHERE X has_text "tutu"')), 1)
         self.session.set_pool()
--- a/server/test/unittest_rql2sql.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_rql2sql.py	Thu Apr 15 12:48:40 2010 +0200
@@ -1209,6 +1209,10 @@
                     '''SELECT CAST(EXTRACT(MONTH from _P.cw_creation_date) AS INTEGER)
 FROM cw_Personne AS _P''')
 
+    def test_substring(self):
+        self._check("Any SUBSTRING(N, 1, 1) WHERE P nom N, P is Personne",
+                    '''SELECT SUBSTR(_P.cw_nom, 1, 1)
+FROM cw_Personne AS _P''')
 
     def test_parser_parse(self):
         for t in self._parse(PARSER):
@@ -1601,12 +1605,16 @@
 WHERE rel_concerne0.eid_from=_A.cw_eid AND rel_concerne0.eid_to=_N.cw_eid
 GROUP BY _A.cw_eid,rel_todo_by1.eid_to,rel_todo_by3.eid_to''')
 
+    def test_substring(self):
+        self._check("Any SUBSTRING(N, 1, 1) WHERE P nom N, P is Personne",
+                    '''SELECT SUBSTRING(_P.cw_nom, 1, 1)
+FROM cw_Personne AS _P''')
 
 class removeUnsusedSolutionsTC(TestCase):
     def test_invariant_not_varying(self):
         rqlst = mock_object(defined_vars={})
-        rqlst.defined_vars['A'] = mock_object(scope=rqlst, stinfo={'optrelations':False}, _q_invariant=True)
-        rqlst.defined_vars['B'] = mock_object(scope=rqlst, stinfo={'optrelations':False}, _q_invariant=False)
+        rqlst.defined_vars['A'] = mock_object(scope=rqlst, stinfo={}, _q_invariant=True)
+        rqlst.defined_vars['B'] = mock_object(scope=rqlst, stinfo={}, _q_invariant=False)
         self.assertEquals(remove_unused_solutions(rqlst, [{'A': 'RugbyGroup', 'B': 'RugbyTeam'},
                                                           {'A': 'FootGroup', 'B': 'FootTeam'}], {}, None),
                           ([{'A': 'RugbyGroup', 'B': 'RugbyTeam'},
@@ -1616,8 +1624,8 @@
 
     def test_invariant_varying(self):
         rqlst = mock_object(defined_vars={})
-        rqlst.defined_vars['A'] = mock_object(scope=rqlst, stinfo={'optrelations':False}, _q_invariant=True)
-        rqlst.defined_vars['B'] = mock_object(scope=rqlst, stinfo={'optrelations':False}, _q_invariant=False)
+        rqlst.defined_vars['A'] = mock_object(scope=rqlst, stinfo={}, _q_invariant=True)
+        rqlst.defined_vars['B'] = mock_object(scope=rqlst, stinfo={}, _q_invariant=False)
         self.assertEquals(remove_unused_solutions(rqlst, [{'A': 'RugbyGroup', 'B': 'RugbyTeam'},
                                                           {'A': 'FootGroup', 'B': 'RugbyTeam'}], {}, None),
                           ([{'A': 'RugbyGroup', 'B': 'RugbyTeam'}], {}, set())
--- a/server/test/unittest_rqlannotation.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_rqlannotation.py	Thu Apr 15 12:48:40 2010 +0200
@@ -100,6 +100,12 @@
         self.assertEquals(rqlst.defined_vars['X']._q_invariant, False)
         self.assertEquals(rqlst.defined_vars['Y']._q_invariant, False)
 
+    def test_8(self):
+        # DISTINCT Any P WHERE P require_group %(g)s, NOT %(u)s has_group_permission P, P is CWPermission
+        rqlst = self._prepare('DISTINCT Any X WHERE A concerne X, NOT N migrated_from X, '
+                              'X is Note, N eid 1')
+        self.assertEquals(rqlst.defined_vars['X']._q_invariant, False)
+
     def test_diff_scope_identity_deamb(self):
         rqlst = self._prepare('Any X WHERE X concerne Y, Y is Note, EXISTS(Y identity Z, Z migrated_from N)')
         self.assertEquals(rqlst.defined_vars['Z']._q_invariant, True)
--- a/server/test/unittest_security.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_security.py	Thu Apr 15 12:48:40 2010 +0200
@@ -197,7 +197,7 @@
         # to actually get Unauthorized exception, try to delete a relation we can read
         self.restore_connection()
         eid = self.execute("INSERT Affaire X: X sujet 'pascool'")[0][0]
-        self.execute('SET X owned_by U WHERE X eid %(x)s, U login "iaminusersgrouponly"', {'x': eid}, 'x')
+        self.execute('SET X owned_by U WHERE X eid %(x)s, U login "iaminusersgrouponly"', {'x': eid})
         self.execute("SET A concerne S WHERE A sujet 'pascool', S is Societe")
         self.commit()
         cnx = self.login('iaminusersgrouponly')
@@ -214,7 +214,7 @@
         cnx = self.login('user')
         cu = cnx.cursor()
         cu.execute('SET X upassword %(passwd)s WHERE X eid %(x)s',
-                   {'x': ueid, 'passwd': 'newpwd'}, 'x')
+                   {'x': ueid, 'passwd': 'newpwd'})
         cnx.commit()
         cnx.close()
         cnx = self.login('user', password='newpwd')
@@ -224,7 +224,7 @@
         cnx = self.login('iaminusersgrouponly')
         cu = cnx.cursor()
         cu.execute('SET X upassword %(passwd)s WHERE X eid %(x)s',
-                   {'x': ueid, 'passwd': 'newpwd'}, 'x')
+                   {'x': ueid, 'passwd': 'newpwd'})
         self.assertRaises(Unauthorized, cnx.commit)
 
     # read security test
@@ -243,22 +243,22 @@
         cu = cnx.cursor()
         rset = cu.execute('Affaire X')
         self.assertEquals(rset.rows, [])
-        self.assertRaises(Unauthorized, cu.execute, 'Any X WHERE X eid %(x)s', {'x': eid}, 'x')
+        self.assertRaises(Unauthorized, cu.execute, 'Any X WHERE X eid %(x)s', {'x': eid})
         # cache test
-        self.assertRaises(Unauthorized, cu.execute, 'Any X WHERE X eid %(x)s', {'x': eid}, 'x')
+        self.assertRaises(Unauthorized, cu.execute, 'Any X WHERE X eid %(x)s', {'x': eid})
         aff2 = cu.execute("INSERT Affaire X: X sujet 'cool'")[0][0]
         soc1 = cu.execute("INSERT Societe X: X nom 'chouette'")[0][0]
         cu.execute("SET A concerne S WHERE A is Affaire, S is Societe")
         cnx.commit()
-        rset = cu.execute('Any X WHERE X eid %(x)s', {'x': aff2}, 'x')
+        rset = cu.execute('Any X WHERE X eid %(x)s', {'x': aff2})
         self.assertEquals(rset.rows, [[aff2]])
         # more cache test w/ NOT eid
-        rset = cu.execute('Affaire X WHERE NOT X eid %(x)s', {'x': eid}, 'x')
+        rset = cu.execute('Affaire X WHERE NOT X eid %(x)s', {'x': eid})
         self.assertEquals(rset.rows, [[aff2]])
-        rset = cu.execute('Affaire X WHERE NOT X eid %(x)s', {'x': aff2}, 'x')
+        rset = cu.execute('Affaire X WHERE NOT X eid %(x)s', {'x': aff2})
         self.assertEquals(rset.rows, [])
         # test can't update an attribute of an entity that can't be readen
-        self.assertRaises(Unauthorized, cu.execute, 'SET X sujet "hacked" WHERE X eid %(x)s', {'x': eid}, 'x')
+        self.assertRaises(Unauthorized, cu.execute, 'SET X sujet "hacked" WHERE X eid %(x)s', {'x': eid})
 
 
     def test_entity_created_in_transaction(self):
@@ -270,7 +270,7 @@
             cu = cnx.cursor()
             aff2 = cu.execute("INSERT Affaire X: X sujet 'cool'")[0][0]
             # entity created in transaction are readable *by eid*
-            self.failUnless(cu.execute('Any X WHERE X eid %(x)s', {'x':aff2}, 'x'))
+            self.failUnless(cu.execute('Any X WHERE X eid %(x)s', {'x':aff2}))
             # XXX would be nice if it worked
             rset = cu.execute("Affaire X WHERE X sujet 'cool'")
             self.assertEquals(len(rset), 0)
@@ -281,18 +281,17 @@
     def test_read_erqlexpr_has_text1(self):
         aff1 = self.execute("INSERT Affaire X: X sujet 'cool'")[0][0]
         card1 = self.execute("INSERT Card X: X title 'cool'")[0][0]
-        self.execute('SET X owned_by U WHERE X eid %(x)s, U login "iaminusersgrouponly"', {'x': card1}, 'x')
+        self.execute('SET X owned_by U WHERE X eid %(x)s, U login "iaminusersgrouponly"', {'x': card1})
         self.commit()
         cnx = self.login('iaminusersgrouponly')
         cu = cnx.cursor()
         aff2 = cu.execute("INSERT Affaire X: X sujet 'cool'")[0][0]
         soc1 = cu.execute("INSERT Societe X: X nom 'chouette'")[0][0]
-        cu.execute("SET A concerne S WHERE A eid %(a)s, S eid %(s)s", {'a': aff2, 's': soc1},
-                   ('a', 's'))
+        cu.execute("SET A concerne S WHERE A eid %(a)s, S eid %(s)s", {'a': aff2, 's': soc1})
         cnx.commit()
-        self.assertRaises(Unauthorized, cu.execute, 'Any X WHERE X eid %(x)s', {'x':aff1}, 'x')
-        self.failUnless(cu.execute('Any X WHERE X eid %(x)s', {'x':aff2}, 'x'))
-        self.failUnless(cu.execute('Any X WHERE X eid %(x)s', {'x':card1}, 'x'))
+        self.assertRaises(Unauthorized, cu.execute, 'Any X WHERE X eid %(x)s', {'x':aff1})
+        self.failUnless(cu.execute('Any X WHERE X eid %(x)s', {'x':aff2}))
+        self.failUnless(cu.execute('Any X WHERE X eid %(x)s', {'x':card1}))
         rset = cu.execute("Any X WHERE X has_text 'cool'")
         self.assertEquals(sorted(eid for eid, in rset.rows),
                           [card1, aff2])
@@ -347,7 +346,7 @@
         # only managers should be able to edit the 'test' attribute of Personne entities
         eid = self.execute("INSERT Personne X: X nom 'bidule', X web 'http://www.debian.org', X test TRUE")[0][0]
         self.commit()
-        self.execute('SET X test FALSE WHERE X eid %(x)s', {'x': eid}, 'x')
+        self.execute('SET X test FALSE WHERE X eid %(x)s', {'x': eid})
         self.commit()
         cnx = self.login('iaminusersgrouponly')
         cu = cnx.cursor()
@@ -357,11 +356,11 @@
         self.assertRaises(Unauthorized, cnx.commit)
         eid = cu.execute("INSERT Personne X: X nom 'bidule', X web 'http://www.debian.org'")[0][0]
         cnx.commit()
-        cu.execute('SET X test FALSE WHERE X eid %(x)s', {'x': eid}, 'x')
+        cu.execute('SET X test FALSE WHERE X eid %(x)s', {'x': eid})
         self.assertRaises(Unauthorized, cnx.commit)
-        cu.execute('SET X test TRUE WHERE X eid %(x)s', {'x': eid}, 'x')
+        cu.execute('SET X test TRUE WHERE X eid %(x)s', {'x': eid})
         self.assertRaises(Unauthorized, cnx.commit)
-        cu.execute('SET X web "http://www.logilab.org" WHERE X eid %(x)s', {'x': eid}, 'x')
+        cu.execute('SET X web "http://www.logilab.org" WHERE X eid %(x)s', {'x': eid})
         cnx.commit()
         cnx.close()
 
@@ -370,23 +369,23 @@
         note = self.execute("INSERT Note X: X para 'bidule'").get_entity(0, 0)
         self.commit()
         note.fire_transition('markasdone')
-        self.execute('SET X para "truc" WHERE X eid %(x)s', {'x': note.eid}, 'x')
+        self.execute('SET X para "truc" WHERE X eid %(x)s', {'x': note.eid})
         self.commit()
         cnx = self.login('iaminusersgrouponly')
         cu = cnx.cursor()
-        cu.execute("SET X para 'chouette' WHERE X eid %(x)s", {'x': note.eid}, 'x')
+        cu.execute("SET X para 'chouette' WHERE X eid %(x)s", {'x': note.eid})
         self.assertRaises(Unauthorized, cnx.commit)
         note2 = cu.execute("INSERT Note X: X para 'bidule'").get_entity(0, 0)
         cnx.commit()
         note2.fire_transition('markasdone')
         cnx.commit()
-        self.assertEquals(len(cu.execute('Any X WHERE X in_state S, S name "todo", X eid %(x)s', {'x': note2.eid}, 'x')),
+        self.assertEquals(len(cu.execute('Any X WHERE X in_state S, S name "todo", X eid %(x)s', {'x': note2.eid})),
                           0)
-        cu.execute("SET X para 'chouette' WHERE X eid %(x)s", {'x': note2.eid}, 'x')
+        cu.execute("SET X para 'chouette' WHERE X eid %(x)s", {'x': note2.eid})
         self.assertRaises(Unauthorized, cnx.commit)
         note2.fire_transition('redoit')
         cnx.commit()
-        cu.execute("SET X para 'chouette' WHERE X eid %(x)s", {'x': note2.eid}, 'x')
+        cu.execute("SET X para 'chouette' WHERE X eid %(x)s", {'x': note2.eid})
         cnx.commit()
 
     def test_attribute_read_security(self):
@@ -447,13 +446,13 @@
         # should only be able to read the anonymous user, not another one
         origuser = self.adminsession.user
         self.assertRaises(Unauthorized,
-                          cu.execute, 'CWUser X WHERE X eid %(x)s', {'x': origuser.eid}, 'x')
+                          cu.execute, 'CWUser X WHERE X eid %(x)s', {'x': origuser.eid})
         # nothing selected, nothing updated, no exception raised
         #self.assertRaises(Unauthorized,
         #                  cu.execute, 'SET X login "toto" WHERE X eid %(x)s',
         #                  {'x': self.user.eid})
 
-        rset = cu.execute('CWUser X WHERE X eid %(x)s', {'x': anon.eid}, 'x')
+        rset = cu.execute('CWUser X WHERE X eid %(x)s', {'x': anon.eid})
         self.assertEquals(rset.rows, [[anon.eid]])
         # but can't modify it
         cu.execute('SET X login "toto" WHERE X eid %(x)s', {'x': anon.eid})
@@ -494,7 +493,7 @@
         self.assertRaises(Unauthorized, cu.execute,'DELETE B bookmarked_by U')
         self.assertRaises(Unauthorized,
                           cu.execute, 'SET B bookmarked_by U WHERE U eid %(x)s, B eid %(b)s',
-                          {'x': anoneid, 'b': beid1}, 'x')
+                          {'x': anoneid, 'b': beid1})
 
 
     def test_ambigous_ordered(self):
@@ -551,10 +550,10 @@
         aff.clear_related_cache('wf_info_for', role='object')
         self.assertRaises(Unauthorized,
                           self.execute, 'SET TI from_state S WHERE TI eid %(ti)s, S name "ben non"',
-                          {'ti': trinfo.eid}, 'ti')
+                          {'ti': trinfo.eid})
         self.assertRaises(Unauthorized,
                           self.execute, 'SET TI to_state S WHERE TI eid %(ti)s, S name "pitetre"',
-                          {'ti': trinfo.eid}, 'ti')
+                          {'ti': trinfo.eid})
 
 if __name__ == '__main__':
     unittest_main()
--- a/server/test/unittest_storage.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_storage.py	Thu Apr 15 12:48:40 2010 +0200
@@ -132,14 +132,14 @@
                             ' (Any D, X WHERE X eid %(x)s, X data D)'
                             '  UNION '
                             ' (Any D, X WHERE X eid %(x)s, X data D)'
-                            ')', {'x': f1.eid}, 'x')
+                            ')', {'x': f1.eid})
         self.assertEquals(len(rset), 2)
         self.assertEquals(rset[0][0], f1.eid)
         self.assertEquals(rset[1][0], f1.eid)
         self.assertEquals(rset[0][1].getvalue(), 'the-data')
         self.assertEquals(rset[1][1].getvalue(), 'the-data')
         rset = self.execute('Any X,LENGTH(D) WHERE X eid %(x)s, X data D',
-                            {'x': f1.eid}, 'x')
+                            {'x': f1.eid})
         self.assertEquals(len(rset), 1)
         self.assertEquals(rset[0][0], f1.eid)
         self.assertEquals(rset[0][1], len('the-data'))
@@ -147,7 +147,7 @@
                             ' (Any D, X WHERE X eid %(x)s, X data D)'
                             '  UNION '
                             ' (Any D, X WHERE X eid %(x)s, X data D)'
-                            ')', {'x': f1.eid}, 'x')
+                            ')', {'x': f1.eid})
         self.assertEquals(len(rset), 2)
         self.assertEquals(rset[0][0], f1.eid)
         self.assertEquals(rset[1][0], f1.eid)
@@ -155,7 +155,7 @@
         self.assertEquals(rset[1][1], len('the-data'))
         ex = self.assertRaises(QueryError, self.execute,
                                'Any X,UPPER(D) WHERE X eid %(x)s, X data D',
-                               {'x': f1.eid}, 'x')
+                               {'x': f1.eid})
         self.assertEquals(str(ex), 'UPPER can not be called on mapped attribute')
 
 
@@ -178,7 +178,7 @@
                      {'d': Binary('some other data'), 'f': f1.eid})
         self.assertEquals(f1.data.getvalue(), 'some other data')
         self.commit()
-        f2 = self.entity('Any F WHERE F eid %(f)s, F is File', {'f': f1.eid})
+        f2 = self.execute('Any F WHERE F eid %(f)s, F is File', {'f': f1.eid}).get_entity(0, 0)
         self.assertEquals(f2.data.getvalue(), 'some other data')
 
 
--- a/server/test/unittest_undo.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/server/test/unittest_undo.py	Thu Apr 15 12:48:40 2010 +0200
@@ -144,8 +144,8 @@
         undotxuuid = self.commit()
         self.assertEquals(undotxuuid, None) # undo not undoable
         self.assertEquals(errors, [])
-        self.failUnless(self.execute('Any X WHERE X eid %(x)s', {'x': toto.eid}, 'x'))
-        self.failUnless(self.execute('Any X WHERE X eid %(x)s', {'x': e.eid}, 'x'))
+        self.failUnless(self.execute('Any X WHERE X eid %(x)s', {'x': toto.eid}))
+        self.failUnless(self.execute('Any X WHERE X eid %(x)s', {'x': e.eid}))
         self.failUnless(self.execute('Any X WHERE X has_text "toto@logilab"'))
         self.assertEquals(toto.state, 'activated')
         self.assertEquals(toto.get_email(), 'toto@logilab.org')
@@ -216,8 +216,8 @@
         errors = self.cnx.undo_transaction(txuuid)
         self.commit()
         self.failIf(errors)
-        self.failIf(self.execute('Any X WHERE X eid %(x)s', {'x': c.eid}, 'x'))
-        self.failIf(self.execute('Any X WHERE X eid %(x)s', {'x': p.eid}, 'x'))
+        self.failIf(self.execute('Any X WHERE X eid %(x)s', {'x': c.eid}))
+        self.failIf(self.execute('Any X WHERE X eid %(x)s', {'x': p.eid}))
         self.failIf(self.execute('Any X,Y WHERE X fiche Y'))
         self.session.set_pool()
         for eid in (p.eid, c.eid):
--- a/setup.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/setup.py	Thu Apr 15 12:48:40 2010 +0200
@@ -24,38 +24,44 @@
 import os
 import sys
 import shutil
-from distutils.core import setup
-from distutils.command import install_lib
 from os.path import isdir, exists, join, walk
 
+try:
+   if os.environ.get('NO_SETUPTOOLS'):
+      raise ImportError() # do as there is no setuptools
+   from setuptools import setup
+   from setuptools.command import install_lib
+   USE_SETUPTOOLS = True
+except ImportError:
+   from distutils.core import setup
+   from distutils.command import install_lib
+   USE_SETUPTOOLS = False
+
 # import required features
-from __pkginfo__ import modname, version, license, short_desc, long_desc, \
-     web, author, author_email
+from __pkginfo__ import modname, version, license, description, web, \
+     author, author_email
+
+if exists('README'):
+   long_description = file('README').read()
+
 # import optional features
-try:
-    from __pkginfo__ import distname
-except ImportError:
-    distname = modname
-try:
-    from __pkginfo__ import scripts
-except ImportError:
-    scripts = []
-try:
-    from __pkginfo__ import data_files
-except ImportError:
-    data_files = None
-try:
-    from __pkginfo__ import subpackage_of
-except ImportError:
-    subpackage_of = None
-try:
-    from __pkginfo__ import include_dirs
-except ImportError:
-    include_dirs = []
-try:
-    from __pkginfo__ import ext_modules
-except ImportError:
-    ext_modules = None
+import __pkginfo__
+if USE_SETUPTOOLS:
+   requires = {}
+   for entry in ("__depends__", "__recommends__"):
+      requires.update(getattr(__pkginfo__, entry, {}))
+   install_requires = [("%s %s" % (d, v and v or "")).strip()
+                       for d, v in requires.iteritems()]
+else:
+   install_requires = []
+
+distname = getattr(__pkginfo__, 'distname', modname)
+scripts = getattr(__pkginfo__, 'scripts', ())
+include_dirs = getattr(__pkginfo__, 'include_dirs', ())
+data_files = getattr(__pkginfo__, 'data_files', None)
+subpackage_of = getattr(__pkginfo__, 'subpackage_of', None)
+ext_modules = getattr(__pkginfo__, 'ext_modules', None)
+
 
 BASE_BLACKLIST = ('CVS', 'debian', 'dist', 'build', '__buildlog')
 IGNORED_EXTENSIONS = ('.pyc', '.pyo', '.elc')
@@ -92,7 +98,8 @@
 
 def export(from_dir, to_dir,
            blacklist=BASE_BLACKLIST,
-           ignore_ext=IGNORED_EXTENSIONS):
+           ignore_ext=IGNORED_EXTENSIONS,
+           verbose=True):
     """make a mirror of from_dir in to_dir, omitting directories and files
     listed in the black list
     """
@@ -111,7 +118,8 @@
                 continue
             src = '%s/%s' % (directory, filename)
             dest = to_dir + src[len(from_dir):]
-            print >> sys.stderr, src, '->', dest
+            if verbose:
+               print >> sys.stderr, src, '->', dest
             if os.path.isdir(src):
                 if not exists(dest):
                     os.mkdir(dest)
@@ -154,29 +162,31 @@
                 base = modname
             for directory in include_dirs:
                 dest = join(self.install_dir, base, directory)
-                export(directory, dest)
+                export(directory, dest, verbose=False)
 
 def install(**kwargs):
     """setup entry point"""
+    if not USE_SETUPTOOLS and '--install-layout=deb' in sys.argv and \
+           sys.versioninfo < (2, 5, 4):
+       sys.argv.remove('--install-layout=deb')
+       print "W: remove '--install-layout=deb' option"
     if subpackage_of:
         package = subpackage_of + '.' + modname
         kwargs['package_dir'] = {package : '.'}
         packages = [package] + get_packages(os.getcwd(), package)
+        if USE_SETUPTOOLS:
+            kwargs['namespace_packages'] = [subpackage_of]
     else:
         kwargs['package_dir'] = {modname : '.'}
         packages = [modname] + get_packages(os.getcwd(), modname)
     kwargs['packages'] = packages
-    return setup(name = distname,
-                 version = version,
-                 license =license,
-                 description = short_desc,
-                 long_description = long_desc,
-                 author = author,
-                 author_email = author_email,
-                 url = web,
-                 scripts = ensure_scripts(scripts),
-                 data_files=data_files,
+    return setup(name=distname, version=version, license=license, url=web,
+                 description=description, long_description=long_description,
+                 author=author, author_email=author_email,
+                 scripts=ensure_scripts(scripts), data_files=data_files,
                  ext_modules=ext_modules,
+                 install_requires=install_requires,
+                 #dependency_links=["http://alain:alain@intranet.logilab.fr/~alain/"],
                  cmdclass={'install_lib': MyInstallLib},
                  **kwargs
                  )
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/README.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,3 @@
+Summary
+-------
+%(longdesc)s
--- a/skeleton/__pkginfo__.py.tmpl	Thu Apr 15 12:47:29 2010 +0200
+++ b/skeleton/__pkginfo__.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -7,15 +7,12 @@
 numversion = (0, 1, 0)
 version = '.'.join(str(num) for num in numversion)
 
-license = 'LCL'
-copyright = '''Copyright (c) %(year)s %(author)s.
-%(author-web-site)s -- mailto:%(author-email)s'''
+license = '%(license)s'
 
 author = '%(author)s'
 author_email = '%(author-email)s'
 
-short_desc = '%(shortdesc)s'
-long_desc = '''%(longdesc)s'''
+description = '%(shortdesc)s'
 
 web = 'http://www.cubicweb.org/project/%%s' %% distname
 
@@ -43,8 +40,6 @@
 # Note: here, you'll need to add subdirectories if you want
 # them to be included in the debian package
 
-__depends_cubes__ = {}
-__depends__ = {'cubicweb': '>= 3.6.0'}
-__use__ = (%(dependancies)s)
-__recommend__ = ()
+__depends__ = {'cubicweb': '>= %(version)s'}
+__recommends__ = {}
 
--- a/skeleton/data/cubes.CUBENAME.css	Thu Apr 15 12:47:29 2010 +0200
+++ b/skeleton/data/cubes.CUBENAME.css	Thu Apr 15 12:48:40 2010 +0200
@@ -1,1 +1,1 @@
-/* template specific CSS */
+/* cube-specific CSS */
--- a/skeleton/data/cubes.CUBENAME.js	Thu Apr 15 12:47:29 2010 +0200
+++ b/skeleton/data/cubes.CUBENAME.js	Thu Apr 15 12:48:40 2010 +0200
@@ -1,1 +1,1 @@
-// This contains template-specific javascript
\ No newline at end of file
+// This contains cube-specific javascript
\ No newline at end of file
--- a/skeleton/entities.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,7 +0,0 @@
-"""this contains the cube-specific entities' classes
-
-:organization: Logilab
-:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
-:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
-:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
-"""
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/entities.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,7 @@
+"""%(distname)s entity's classes
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/hooks.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,7 @@
+"""%(distname)s specific hooks and operations
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
--- a/skeleton/migration/postcreate.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,12 +0,0 @@
-# postcreate script. You could setup site properties or a workflow here for example
-"""
-
-:organization: Logilab
-:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
-:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
-:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
-"""
-
-# Example of site property change
-#set_property('ui.site-title', "<sitename>")
-
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/migration/postcreate.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,14 @@
+"""%(distname)s postcreate script, executed at instance creation time or when
+the cube is added to an existing instance.
+
+You could setup site properties or a workflow here for example.
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
+
+# Example of site property change
+#set_property('ui.site-title', "<sitename>")
+
--- a/skeleton/migration/precreate.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,10 +0,0 @@
-# Instructions here will be read before reading the schema
-"""
-
-:organization: Logilab
-:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
-:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
-:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
-"""
-# You could create your own groups here, like in :
-#   create_entity('CWGroup', name=u'mygroup')
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/migration/precreate.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,10 @@
+"""%(distname)s precreate script, executed at instance creation time or when
+the cube is added to an existing instance, before the schema is serialized.
+
+This is typically to create groups referenced by the cube'schema.
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
--- a/skeleton/schema.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,8 +0,0 @@
-# cube's specific schema
-"""
-
-:organization: Logilab
-:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
-:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
-:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
-"""
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/schema.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,7 @@
+"""%(distname)s schema
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
--- a/skeleton/setup.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/skeleton/setup.py	Thu Apr 15 12:48:40 2010 +0200
@@ -1,14 +1,12 @@
 #!/usr/bin/env python
-"""
+"""Generic Setup script, takes package info from __pkginfo__.py file
 
 :organization: Logilab
 :copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
 """
-# pylint: disable-msg=W0404,W0622,W0704,W0613,W0152
-# Copyright (c) 2003-2010 LOGILAB S.A. (Paris, FRANCE).
-# http://www.logilab.fr/ -- mailto:contact@logilab.fr
+# pylint: disable-msg=W0142,W0403,W0404,W0613,W0622,W0622,W0704,R0904,C0103,E0611
 #
 # This program is free software; you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free Software
@@ -22,36 +20,178 @@
 # You should have received a copy of the GNU General Public License along with
 # this program; if not, write to the Free Software Foundation, Inc.,
 # 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-""" Generic Setup script, takes package info from __pkginfo__.py file """
+
+import os
+import sys
+import shutil
+from os.path import isdir, exists, join, walk
 
-from distutils.core import setup
+try:
+   if os.environ.get('NO_SETUPTOOLS'):
+      raise ImportError() # do as there is no setuptools
+   from setuptools import setup
+   from setuptools.command import install_lib
+   USE_SETUPTOOLS = True
+except ImportError:
+   from distutils.core import setup
+   from distutils.command import install_lib
+   USE_SETUPTOOLS = False
 
 # import required features
-from __pkginfo__ import distname, version, license, short_desc, long_desc, \
-     web, author, author_email
+from __pkginfo__ import modname, version, license, description, web, \
+     author, author_email
+
+if exists('README'):
+   long_description = file('README').read()
+else:
+   long_description = ''
+
 # import optional features
-try:
-    from __pkginfo__ import data_files
-except ImportError:
-    data_files = None
-try:
-    from __pkginfo__ import include_dirs
-except ImportError:
-    include_dirs = []
+import __pkginfo__
+if USE_SETUPTOOLS:
+   requires = {}
+   for entry in ("__depends__", "__recommends__"):
+      requires.update(getattr(__pkginfo__, entry, {}))
+   install_requires = [("%s %s" % (d, v and v or "")).strip()
+                       for d, v in requires.iteritems()]
+else:
+   install_requires = []
+
+distname = getattr(__pkginfo__, 'distname', modname)
+scripts = getattr(__pkginfo__, 'scripts', ())
+include_dirs = getattr(__pkginfo__, 'include_dirs', ())
+data_files = getattr(__pkginfo__, 'data_files', None)
+subpackage_of = getattr(__pkginfo__, 'subpackage_of', None)
+ext_modules = getattr(__pkginfo__, 'ext_modules', None)
+
+
+BASE_BLACKLIST = ('CVS', 'debian', 'dist', 'build', '__buildlog')
+IGNORED_EXTENSIONS = ('.pyc', '.pyo', '.elc')
+
+
+def ensure_scripts(linux_scripts):
+    """
+    Creates the proper script names required for each platform
+    (taken from 4Suite)
+    """
+    from distutils import util
+    if util.get_platform()[:3] == 'win':
+        scripts_ = [script + '.bat' for script in linux_scripts]
+    else:
+        scripts_ = linux_scripts
+    return scripts_
+
+
+def get_packages(directory, prefix):
+    """return a list of subpackages for the given directory
+    """
+    result = []
+    for package in os.listdir(directory):
+        absfile = join(directory, package)
+        if isdir(absfile):
+            if exists(join(absfile, '__init__.py')) or \
+                   package in ('test', 'tests'):
+                if prefix:
+                    result.append('%s.%s' % (prefix, package))
+                else:
+                    result.append(package)
+                result += get_packages(absfile, result[-1])
+    return result
+
+def export(from_dir, to_dir,
+           blacklist=BASE_BLACKLIST,
+           ignore_ext=IGNORED_EXTENSIONS,
+           verbose=True):
+    """make a mirror of from_dir in to_dir, omitting directories and files
+    listed in the black list
+    """
+    def make_mirror(arg, directory, fnames):
+        """walk handler"""
+        for norecurs in blacklist:
+            try:
+                fnames.remove(norecurs)
+            except ValueError:
+                pass
+        for filename in fnames:
+            # don't include binary files
+            if filename[-4:] in ignore_ext:
+                continue
+            if filename[-1] == '~':
+                continue
+            src = '%s/%s' % (directory, filename)
+            dest = to_dir + src[len(from_dir):]
+            if verbose:
+               print >> sys.stderr, src, '->', dest
+            if os.path.isdir(src):
+                if not exists(dest):
+                    os.mkdir(dest)
+            else:
+                if exists(dest):
+                    os.remove(dest)
+                shutil.copy2(src, dest)
+    try:
+        os.mkdir(to_dir)
+    except OSError, ex:
+        # file exists ?
+        import errno
+        if ex.errno != errno.EEXIST:
+            raise
+    walk(from_dir, make_mirror, None)
+
+
+EMPTY_FILE = '"""generated file, don\'t modify or your data will be lost"""\n'
+
+class MyInstallLib(install_lib.install_lib):
+    """extend install_lib command to handle  package __init__.py and
+    include_dirs variable if necessary
+    """
+    def run(self):
+        """overridden from install_lib class"""
+        install_lib.install_lib.run(self)
+        # create Products.__init__.py if needed
+        if subpackage_of:
+            product_init = join(self.install_dir, subpackage_of, '__init__.py')
+            if not exists(product_init):
+                self.announce('creating %s' % product_init)
+                stream = open(product_init, 'w')
+                stream.write(EMPTY_FILE)
+                stream.close()
+        # manually install included directories if any
+        if include_dirs:
+            if subpackage_of:
+                base = join(subpackage_of, modname)
+            else:
+                base = modname
+            for directory in include_dirs:
+                dest = join(self.install_dir, base, directory)
+                export(directory, dest, verbose=False)
 
 def install(**kwargs):
     """setup entry point"""
-    #kwargs['distname'] = modname
-    return setup(name=distname,
-                 version=version,
-                 license=license,
-                 description=short_desc,
-                 long_description=long_desc,
-                 author=author,
-                 author_email=author_email,
-                 url=web,
-                 data_files=data_files,
-                 **kwargs)
+    if not USE_SETUPTOOLS and '--install-layout=deb' in sys.argv and \
+           sys.versioninfo < (2, 5, 4):
+       sys.argv.remove('--install-layout=deb')
+       print "W: remove '--install-layout=deb' option"
+    if subpackage_of:
+        package = subpackage_of + '.' + modname
+        kwargs['package_dir'] = {package : '.'}
+        packages = [package] + get_packages(os.getcwd(), package)
+        if USE_SETUPTOOLS:
+            kwargs['namespace_packages'] = [subpackage_of]
+    else:
+        kwargs['package_dir'] = {modname : '.'}
+        packages = [modname] + get_packages(os.getcwd(), modname)
+    kwargs['packages'] = packages
+    return setup(name=distname, version=version, license=license, url=web,
+                 description=description, long_description=long_description,
+                 author=author, author_email=author_email,
+                 scripts=ensure_scripts(scripts), data_files=data_files,
+                 ext_modules=ext_modules,
+                 install_requires=install_requires,
+                 #dependency_links=["http://alain:alain@intranet.logilab.fr/~alain/"],
+                 cmdclass={'install_lib': MyInstallLib},
+                 **kwargs
+                 )
 
 if __name__ == '__main__' :
     install()
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/sobjects.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,7 @@
+"""%(distname)s repository side views, usually for notification
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
--- a/skeleton/views.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,7 +0,0 @@
-"""cube-specific forms/views/actions/components
-
-:organization: Logilab
-:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
-:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
-:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
-"""
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/skeleton/views.py.tmpl	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,7 @@
+"""%(distname)s views/forms/actions/components for web ui
+
+:organization: %(author)s
+:copyright: %(year)s %(author)s
+:contact: %(author-web-site)s -- mailto:%(author-email)s
+:license: %(long-license)s
+"""
--- a/sobjects/test/unittest_supervising.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/sobjects/test/unittest_supervising.py	Thu Apr 15 12:48:40 2010 +0200
@@ -30,9 +30,9 @@
         # do some modification
         user = self.execute('INSERT CWUser X: X login "toto", X upassword "sosafe", X in_group G '
                             'WHERE G name "users"').get_entity(0, 0)
-        self.execute('SET X last_login_time NOW WHERE X eid %(x)s', {'x': user.eid}, 'x')
+        self.execute('SET X last_login_time NOW WHERE X eid %(x)s', {'x': user.eid})
         self.execute('DELETE Card B WHERE B title "une news !"')
-        self.execute('SET X bookmarked_by U WHERE X is Bookmark, U eid %(x)s', {'x': user.eid}, 'x')
+        self.execute('SET X bookmarked_by U WHERE X is Bookmark, U eid %(x)s', {'x': user.eid})
         self.execute('SET X content "duh?" WHERE X is Comment')
         self.execute('DELETE X comments Y WHERE Y is Card, Y title "une autre news !"')
         # check only one supervision email operation
@@ -91,7 +91,7 @@
     def test_nonregr1(self):
         session = self.session
         # do some unlogged modification
-        self.execute('SET X last_login_time NOW WHERE X eid %(x)s', {'x': session.user.eid}, 'x')
+        self.execute('SET X last_login_time NOW WHERE X eid %(x)s', {'x': session.user.eid})
         self.commit() # no crash
 
 
--- a/test/data/cubes/file/__pkginfo__.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/test/data/cubes/file/__pkginfo__.py	Thu Apr 15 12:48:40 2010 +0200
@@ -13,48 +13,3 @@
 numversion = (1, 4, 3)
 version = '.'.join(str(num) for num in numversion)
 
-license = 'LGPL'
-copyright = '''Copyright (c) 2003-2010 LOGILAB S.A. (Paris, FRANCE).
-http://www.logilab.fr/ -- mailto:contact@logilab.fr'''
-
-author = "Logilab"
-author_email = "contact@logilab.fr"
-web = ''
-
-short_desc = "Raw file support for the CubicWeb framework"
-long_desc = """CubicWeb is a entities / relations bases knowledge management system
-developped at Logilab.
-.
-This package provides schema and views to store files and images in cubicweb
-applications.
-.
-"""
-
-from os import listdir
-from os.path import join
-
-CUBES_DIR = join('share', 'cubicweb', 'cubes')
-try:
-    data_files = [
-        [join(CUBES_DIR, 'file'),
-         [fname for fname in listdir('.')
-          if fname.endswith('.py') and fname != 'setup.py']],
-        [join(CUBES_DIR, 'file', 'data'),
-         [join('data', fname) for fname in listdir('data')]],
-        [join(CUBES_DIR, 'file', 'wdoc'),
-         [join('wdoc', fname) for fname in listdir('wdoc')]],
-        [join(CUBES_DIR, 'file', 'views'),
-         [join('views', fname) for fname in listdir('views') if fname.endswith('.py')]],
-        [join(CUBES_DIR, 'file', 'i18n'),
-         [join('i18n', fname) for fname in listdir('i18n')]],
-        [join(CUBES_DIR, 'file', 'migration'),
-         [join('migration', fname) for fname in listdir('migration')]],
-        ]
-except OSError:
-    # we are in an installed directory
-    pass
-
-
-cube_eid = 20320
-# used packages
-__use__ = ()
--- a/test/unittest_cwconfig.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/test/unittest_cwconfig.py	Thu Apr 15 12:48:40 2010 +0200
@@ -7,13 +7,16 @@
 """
 import sys
 import os
+import tempfile
 from os.path import dirname, join, abspath
 
 from logilab.common.modutils import cleanup_sys_modules
-from logilab.common.testlib import TestCase, unittest_main
+from logilab.common.testlib import (TestCase, unittest_main,
+                                    with_tempdir)
 from logilab.common.changelog import Version
 
 from cubicweb.devtools import ApptestConfiguration
+from cubicweb.cwconfig import _find_prefix
 
 def unabsolutize(path):
     parts = path.split(os.sep)
@@ -32,7 +35,7 @@
         self.config._cubes = ('email', 'file')
 
     def tearDown(self):
-        os.environ.pop('CW_CUBES_PATH', None)
+        ApptestConfiguration.CUBES_PATH = []
 
     def test_reorder_cubes(self):
         # jpl depends on email and file and comment
@@ -52,7 +55,7 @@
 
     def test_reorder_cubes_recommends(self):
         from cubes.comment import __pkginfo__ as comment_pkginfo
-        comment_pkginfo.__recommend__ = ('file',)
+        comment_pkginfo.__recommends_cubes__ = {'file': None}
         try:
             # email recommends comment
             # comment recommends file
@@ -65,7 +68,7 @@
             self.assertEquals(self.config.reorder_cubes(('comment', 'forge', 'email', 'file')),
                               ('forge', 'email', 'comment', 'file'))
         finally:
-            comment_pkginfo.__use__ = ()
+            comment_pkginfo.__recommends_cubes__ = {}
 
 
 #     def test_vc_config(self):
@@ -91,11 +94,11 @@
         # make sure we don't import the email cube, but the stdlib email package
         import email
         self.assertNotEquals(dirname(email.__file__), self.config.CUBES_DIR)
-        os.environ['CW_CUBES_PATH'] = CUSTOM_CUBES_DIR
+        self.config.__class__.CUBES_PATH = [CUSTOM_CUBES_DIR]
         self.assertEquals(self.config.cubes_search_path(),
                           [CUSTOM_CUBES_DIR, self.config.CUBES_DIR])
-        os.environ['CW_CUBES_PATH'] = os.pathsep.join([
-            CUSTOM_CUBES_DIR, self.config.CUBES_DIR, 'unexistant'])
+        self.config.__class__.CUBES_PATH = [CUSTOM_CUBES_DIR,
+                                            self.config.CUBES_DIR, 'unexistant']
         # filter out unexistant and duplicates
         self.assertEquals(self.config.cubes_search_path(),
                           [CUSTOM_CUBES_DIR,
@@ -114,6 +117,91 @@
         from cubes import file
         self.assertEquals(file.__path__, [join(CUSTOM_CUBES_DIR, 'file')])
 
+class FindPrefixTC(TestCase):
+    def make_dirs(self, *args):
+        path = join(tempfile.tempdir, *args)
+        if not os.path.exists(path):
+            os.makedirs(path)
+        return path
+
+    def make_file(self, *args):
+        self.make_dirs(*args[: -1])
+        file_path = join(tempfile.tempdir, *args)
+        file_obj = open(file_path, 'w')
+        file_obj.write('""" None """')
+        file_obj.close()
+        return file_path
+
+    @with_tempdir
+    def test_samedir(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        self.assertEquals(_find_prefix(prefix), prefix)
+
+    @with_tempdir
+    def test_samedir_filepath(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        file_path = self.make_file('bob.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_dir_inside_prefix(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        dir_path = self.make_dirs('bob')
+        self.assertEquals(_find_prefix(dir_path), prefix)
+
+    @with_tempdir
+    def test_file_in_dir_inside_prefix(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        file_path = self.make_file('bob', 'toto.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_file_in_deeper_dir_inside_prefix(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        file_path = self.make_file('bob', 'pyves', 'alain', 'adim', 'syt', 'toto.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_multiple_candidate_prefix(self):
+        self.make_dirs('share', 'cubicweb')
+        prefix = self.make_dirs('bob')
+        self.make_dirs('bob', 'share', 'cubicweb')
+        file_path = self.make_file('bob', 'pyves', 'alain', 'adim', 'syt', 'toto.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_sister_candidate_prefix(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        self.make_dirs('bob', 'share', 'cubicweb')
+        file_path = self.make_file('bell', 'toto.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_multiple_parent_candidate_prefix(self):
+        self.make_dirs('share', 'cubicweb')
+        prefix = self.make_dirs('share', 'cubicweb', 'bob')
+        self.make_dirs('share', 'cubicweb', 'bob', 'share', 'cubicweb')
+        file_path = self.make_file('share', 'cubicweb', 'bob', 'pyves', 'alain', 'adim', 'syt', 'toto.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_upper_candidate_prefix(self):
+        prefix = tempfile.tempdir
+        self.make_dirs('share', 'cubicweb')
+        self.make_dirs('bell','bob',  'share', 'cubicweb')
+        file_path = self.make_file('bell', 'toto.py')
+        self.assertEquals(_find_prefix(file_path), prefix)
+
+    @with_tempdir
+    def test_no_prefix(self):
+        prefix = tempfile.tempdir
+        self.assertEquals(_find_prefix(prefix), sys.prefix)
 
 if __name__ == '__main__':
     unittest_main()
--- a/test/unittest_cwctl.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/test/unittest_cwctl.py	Thu Apr 15 12:48:40 2010 +0200
@@ -10,15 +10,8 @@
 from cStringIO import StringIO
 from logilab.common.testlib import TestCase, unittest_main
 
-if os.environ.get('APYCOT_ROOT'):
-    root = os.environ['APYCOT_ROOT']
-    CUBES_DIR = '%s/local/share/cubicweb/cubes/' % root
-    os.environ['CW_CUBES_PATH'] = CUBES_DIR
-    REGISTRY_DIR = '%s/etc/cubicweb.d/' % root
-    os.environ['CW_INSTANCES_DIR'] = REGISTRY_DIR
-
 from cubicweb.cwconfig import CubicWebConfiguration
-CubicWebConfiguration.load_cwctl_plugins()
+CubicWebConfiguration.load_cwctl_plugins() # XXX necessary?
 
 class CubicWebCtlTC(TestCase):
     def setUp(self):
--- a/test/unittest_dbapi.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/test/unittest_dbapi.py	Thu Apr 15 12:48:40 2010 +0200
@@ -40,21 +40,6 @@
         self.assertRaises(ProgrammingError, cnx.user, None)
         self.assertRaises(ProgrammingError, cnx.describe, 1)
 
-    def test_session_data_api(self):
-        cnx = self.login('anon')
-        self.assertEquals(cnx.get_session_data('data'), None)
-        self.assertEquals(cnx.session_data(), {})
-        cnx.set_session_data('data', 4)
-        self.assertEquals(cnx.get_session_data('data'), 4)
-        self.assertEquals(cnx.session_data(), {'data': 4})
-        cnx.del_session_data('data')
-        cnx.del_session_data('whatever')
-        self.assertEquals(cnx.get_session_data('data'), None)
-        self.assertEquals(cnx.session_data(), {})
-        cnx.session_data()['data'] = 4
-        self.assertEquals(cnx.get_session_data('data'), 4)
-        self.assertEquals(cnx.session_data(), {'data': 4})
-
     def test_shared_data_api(self):
         cnx = self.login('anon')
         self.assertEquals(cnx.get_shared_data('data'), None)
--- a/test/unittest_entity.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/test/unittest_entity.py	Thu Apr 15 12:48:40 2010 +0200
@@ -44,8 +44,8 @@
         p = req.create_entity('Personne', nom=u'toto')
         oe = req.create_entity('Note', type=u'x')
         self.execute('SET T ecrit_par U WHERE T eid %(t)s, U eid %(u)s',
-                     {'t': oe.eid, 'u': p.eid}, ('t','u'))
-        self.execute('SET TAG tags X WHERE X eid %(x)s', {'x': oe.eid}, 'x')
+                     {'t': oe.eid, 'u': p.eid})
+        self.execute('SET TAG tags X WHERE X eid %(x)s', {'x': oe.eid})
         e = req.create_entity('Note', type=u'z')
         e.copy_relations(oe.eid)
         self.assertEquals(len(e.ecrit_par), 1)
@@ -60,7 +60,7 @@
         oe = req.create_entity('Note', type=u'x')
         self.schema['ecrit_par'].rdef('Note', 'Personne').composite = 'subject'
         self.execute('SET T ecrit_par U WHERE T eid %(t)s, U eid %(u)s',
-                     {'t': oe.eid, 'u': p.eid}, ('t','u'))
+                     {'t': oe.eid, 'u': p.eid})
         e = req.create_entity('Note', type=u'z')
         e.copy_relations(oe.eid)
         self.failIf(e.ecrit_par)
@@ -69,12 +69,12 @@
     def test_copy_with_composite(self):
         user = self.user()
         adeleid = self.execute('INSERT EmailAddress X: X address "toto@logilab.org", U use_email X WHERE U login "admin"')[0][0]
-        e = self.entity('Any X WHERE X eid %(x)s', {'x':user.eid}, 'x')
+        e = self.execute('Any X WHERE X eid %(x)s', {'x': user.eid}).get_entity(0, 0)
         self.assertEquals(e.use_email[0].address, "toto@logilab.org")
         self.assertEquals(e.use_email[0].eid, adeleid)
         usereid = self.execute('INSERT CWUser X: X login "toto", X upassword "toto", X in_group G '
                                'WHERE G name "users"')[0][0]
-        e = self.entity('Any X WHERE X eid %(x)s', {'x':usereid}, 'x')
+        e = self.execute('Any X WHERE X eid %(x)s', {'x': usereid}).get_entity(0, 0)
         e.copy_relations(user.eid)
         self.failIf(e.use_email)
         self.failIf(e.primary_email)
@@ -87,14 +87,14 @@
         user.fire_transition('deactivate')
         self.commit()
         eid2 = self.execute('INSERT CWUser X: X login "tutu", X upassword %(pwd)s', {'pwd': 'toto'})[0][0]
-        e = self.entity('Any X WHERE X eid %(x)s', {'x': eid2}, 'x')
+        e = self.execute('Any X WHERE X eid %(x)s', {'x': eid2}).get_entity(0, 0)
         e.copy_relations(user.eid)
         self.commit()
         e.clear_related_cache('in_state', 'subject')
         self.assertEquals(e.state, 'activated')
 
     def test_related_cache_both(self):
-        user = self.entity('Any X WHERE X eid %(x)s', {'x':self.user().eid}, 'x')
+        user = self.execute('Any X WHERE X eid %(x)s', {'x':self.user().eid}).get_entity(0, 0)
         adeleid = self.execute('INSERT EmailAddress X: X address "toto@logilab.org", U use_email X WHERE U login "admin"')[0][0]
         self.commit()
         self.assertEquals(user._related_cache, {})
@@ -235,7 +235,7 @@
         #rql = email.unrelated_rql('use_email', 'Person', 'object')[0]
         #self.assertEquals(rql, '')
         self.login('anon')
-        email = self.execute('Any X WHERE X eid %(x)s', {'x': email.eid}, 'x').get_entity(0, 0)
+        email = self.execute('Any X WHERE X eid %(x)s', {'x': email.eid}).get_entity(0, 0)
         rql = email.unrelated_rql('use_email', 'CWUser', 'object')[0]
         self.assertEquals(rql, 'Any S,AA,AB,AC,AD ORDERBY AA '
                           'WHERE NOT S use_email O, O eid %(x)s, S is CWUser, S login AA, S firstname AB, S surname AC, S modification_date AD, '
@@ -260,7 +260,7 @@
         unrelated = [r[0] for r in e.unrelated('tags', 'Personne', 'subject')]
         self.failUnless(p.eid in unrelated)
         self.execute('SET X tags Y WHERE X is Tag, Y is Personne')
-        e = self.entity('Any X WHERE X is Tag')
+        e = self.execute('Any X WHERE X is Tag').get_entity(0, 0)
         unrelated = [r[0] for r in e.unrelated('tags', 'Personne', 'subject')]
         self.failIf(p.eid in unrelated)
 
@@ -281,7 +281,7 @@
         self.assertEquals([x.address for x in rset.entities()], [u'hop'])
         self.create_user('toto')
         self.login('toto')
-        email = self.execute('Any X WHERE X eid %(x)s', {'x': email.eid}, 'x').get_entity(0, 0)
+        email = self.execute('Any X WHERE X eid %(x)s', {'x': email.eid}).get_entity(0, 0)
         rset = email.unrelated('use_email', 'CWUser', 'object')
         self.assertEquals([x.login for x in rset.entities()], ['toto'])
         user = self.request().user
@@ -291,7 +291,7 @@
         rset = user.unrelated('use_email', 'EmailAddress', 'subject')
         self.assertEquals([x.address for x in rset.entities()], [])
         self.login('anon')
-        email = self.execute('Any X WHERE X eid %(x)s', {'x': email.eid}, 'x').get_entity(0, 0)
+        email = self.execute('Any X WHERE X eid %(x)s', {'x': email.eid}).get_entity(0, 0)
         rset = email.unrelated('use_email', 'CWUser', 'object')
         self.assertEquals([x.login for x in rset.entities()], [])
         user = self.request().user
@@ -439,7 +439,7 @@
         eid = session.execute(
             'INSERT TrInfo X: X comment "zou", X wf_info_for U, X from_state S1, X to_state S2 '
             'WHERE U login "admin", S1 name "activated", S2 name "deactivated"')[0][0]
-        trinfo = self.entity('Any X WHERE X eid %(x)s', {'x': eid}, 'x')
+        trinfo = self.execute('Any X WHERE X eid %(x)s', {'x': eid}).get_entity(0, 0)
         trinfo.complete()
         self.failUnless(isinstance(trinfo['creation_date'], datetime))
         self.failUnless(trinfo.relation_cached('from_state', 'subject'))
@@ -449,9 +449,9 @@
 
     def test_request_cache(self):
         req = self.request()
-        user = self.entity('CWUser X WHERE X login "admin"', req=req)
+        user = self.execute('CWUser X WHERE X login "admin"', req=req).get_entity(0, 0)
         state = user.in_state[0]
-        samestate = self.entity('State X WHERE X name "activated"', req=req)
+        samestate = self.execute('State X WHERE X name "activated"', req=req).get_entity(0, 0)
         self.failUnless(state is samestate)
 
     def test_rest_path(self):
@@ -481,7 +481,7 @@
         self.assertEquals(person.prenom, u'adrien')
         self.assertEquals(person.nom, u'di mascio')
         person.set_attributes(prenom=u'sylvain', nom=u'thénault')
-        person = self.entity('Personne P') # XXX retreival needed ?
+        person = self.execute('Personne P').get_entity(0, 0) # XXX retreival needed ?
         self.assertEquals(person.prenom, u'sylvain')
         self.assertEquals(person.nom, u'thénault')
 
--- a/test/unittest_rset.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/test/unittest_rset.py	Thu Apr 15 12:48:40 2010 +0200
@@ -212,7 +212,7 @@
     def test_get_entity_simple(self):
         self.request().create_entity('CWUser', login=u'adim', upassword='adim',
                         surname=u'di mascio', firstname=u'adrien')
-        e = self.entity('Any X,T WHERE X login "adim", X surname T')
+        e = self.execute('Any X,T WHERE X login "adim", X surname T').get_entity(0, 0)
         self.assertEquals(e['surname'], 'di mascio')
         self.assertRaises(KeyError, e.__getitem__, 'firstname')
         self.assertRaises(KeyError, e.__getitem__, 'creation_date')
--- a/toolsutils.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/toolsutils.py	Thu Apr 15 12:48:40 2010 +0200
@@ -103,10 +103,9 @@
     else:
         print 'no diff between %s and %s' % (appl_file, ref_file)
 
-
+SKEL_EXCLUDE = ('*.py[co]', '*.orig', '*~', '*_flymake.py')
 def copy_skeleton(skeldir, targetdir, context,
-                  exclude=('*.py[co]', '*.orig', '*~', '*_flymake.py'),
-                  askconfirm=False):
+                  exclude=SKEL_EXCLUDE, askconfirm=False):
     import shutil
     from fnmatch import fnmatch
     skeldir = normpath(skeldir)
@@ -184,7 +183,7 @@
                 config_file, ex)
     return config
 
-def env_path(env_var, default, name):
+def env_path(env_var, default, name, checkexists=True):
     """get a path specified in a variable or using the default value and return
     it.
 
@@ -203,8 +202,8 @@
     :raise `ConfigurationError`: if the returned path does not exist
     """
     path = environ.get(env_var, default)
-    if not exists(path):
-        raise ConfigurationError('%s path %s doesn\'t exist' % (name, path))
+    if checkexists and not exists(path):
+        raise ConfigurationError('%s directory %s doesn\'t exist' % (name, path))
     return abspath(path)
 
 
--- a/transaction.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/transaction.py	Thu Apr 15 12:48:40 2010 +0200
@@ -48,7 +48,7 @@
         none if not found.
         """
         return self.req.execute('Any X WHERE X eid %(x)s',
-                                {'x': self.user_eid}, 'x').get_entity(0, 0)
+                                {'x': self.user_eid}).get_entity(0, 0)
 
     def actions_list(self, public=True):
         """return an ordered list of action effectued during that transaction
--- a/utils.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/utils.py	Thu Apr 15 12:48:40 2010 +0200
@@ -309,35 +309,6 @@
                                                  self.body.getvalue())
 
 
-def _pdf_conversion_availability():
-    try:
-        import pysixt
-    except ImportError:
-        return False
-    from subprocess import Popen, STDOUT
-    if not os.path.isfile('/usr/bin/fop'):
-        return False
-    try:
-        Popen(['/usr/bin/fop', '-q'],
-              stdout=open(os.devnull, 'w'),
-              stderr=STDOUT)
-    except OSError, e:
-        getLogger('cubicweb').info('fop not usable (%s)', e)
-        return False
-    return True
-
-def can_do_pdf_conversion(__answer_cache=[]):
-    """pdf conversion depends on
-    * pysixt (python package)
-    * fop 0.9x
-
-    NOTE: actual check is done by _pdf_conversion_availability and
-    result is cached
-    """
-    if not __answer_cache: # first time, not in cache
-        __answer_cache.append(_pdf_conversion_availability())
-    return __answer_cache[0]
-
 try:
     # may not be there if cubicweb-web not installed
     from simplejson import dumps, JSONEncoder
--- a/web/_exceptions.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/_exceptions.py	Thu Apr 15 12:48:40 2010 +0200
@@ -40,10 +40,6 @@
         self.status = int(status)
         self.content = content
 
-class ExplicitLogin(AuthenticationError):
-    """raised when a bad connection id is given or when an attempt to establish
-    a connection failed"""
-
 class InvalidSession(CubicWebException):
     """raised when a session id is found but associated session is not found or
     invalid
@@ -59,3 +55,9 @@
     def dumps(self):
         import simplejson
         return simplejson.dumps({'reason': self.reason})
+
+class LogOut(PublishException):
+    """raised to ask for deauthentication of a logged in user"""
+    def __init__(self, url):
+        super(LogOut, self).__init__()
+        self.url = url
--- a/web/action.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/action.py	Thu Apr 15 12:48:40 2010 +0200
@@ -20,18 +20,7 @@
     """
     __registry__ = 'actions'
     __select__ = match_search_state('normal')
-
-    cw_property_defs = {
-        'visible':  dict(type='Boolean', default=True,
-                         help=_('display the action or not')),
-        'order':    dict(type='Int', default=99,
-                         help=_('display order of the action')),
-        'category': dict(type='String', default='moreactions',
-                         vocabulary=('mainactions', 'moreactions', 'addrelated',
-                                     'useractions', 'siteactions', 'hidden'),
-                         help=_('context where this component should be displayed')),
-    }
-    site_wide = True # don't want user to configurate actions
+    order = 99
     category = 'moreactions'
     # actions in category 'moreactions' can specify a sub-menu in which they should be filed
     submenu = None
--- a/web/application.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/application.py	Thu Apr 15 12:48:40 2010 +0200
@@ -5,6 +5,8 @@
 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
 """
+from __future__ import with_statement
+
 __docformat__ = "restructuredtext en"
 
 import sys
@@ -18,10 +20,11 @@
 from cubicweb import (
     ValidationError, Unauthorized, AuthenticationError, NoSelectableObject,
     RepositoryError, CW_EVENT_MANAGER)
+from cubicweb.dbapi import DBAPISession
 from cubicweb.web import LOGGER, component
 from cubicweb.web import (
-    StatusResponse, DirectResponse, Redirect, NotFound,
-    RemoteCallFailed, ExplicitLogin, InvalidSession, RequestError)
+    StatusResponse, DirectResponse, Redirect, NotFound, LogOut,
+    RemoteCallFailed, InvalidSession, RequestError)
 
 # make session manager available through a global variable so the debug view can
 # print information about web session
@@ -52,7 +55,7 @@
         for session in self.current_sessions():
             no_use_time = (time() - session.last_usage_time)
             total += 1
-            if session.anonymous_connection:
+            if session.anonymous_session:
                 if no_use_time >= self.cleanup_anon_session_time:
                     self.close_session(session)
                     closed += 1
@@ -76,9 +79,11 @@
         raise NotImplementedError()
 
     def open_session(self, req):
-        """open and return a new session for the given request
+        """open and return a new session for the given request. The session is
+        also bound to the request.
 
-        :raise ExplicitLogin: if authentication is required
+        raise :exc:`cubicweb.AuthenticationError` if authentication failed
+        (no authentication info found or wrong user/password)
         """
         raise NotImplementedError()
 
@@ -97,11 +102,24 @@
     def __init__(self, vreg):
         self.vreg = vreg
 
-    def authenticate(self, req):
-        """authenticate user and return corresponding user object
+    def validate_session(self, req, session):
+        """check session validity, reconnecting it to the repository if the
+        associated connection expired in the repository side (hence the
+        necessity for this method).
 
-        :raise ExplicitLogin: if authentication is required (no authentication
-        info found or wrong user/password)
+        raise :exc:`InvalidSession` if session is corrupted for a reason or
+        another and should be closed
+        """
+        raise NotImplementedError()
+
+    def authenticate(self, req):
+        """authenticate user using connection information found in the request,
+        and return corresponding a :class:`~cubicweb.dbapi.Connection` instance,
+        as well as login and authentication information dictionary used to open
+        the connection.
+
+        raise :exc:`cubicweb.AuthenticationError` if authentication failed
+        (no authentication info found or wrong user/password)
         """
         raise NotImplementedError()
 
@@ -155,7 +173,6 @@
 
         :raise Redirect: if authentication has occured and succeed
         """
-        assert req.cnx is None # at this point no cnx should be set on the request
         cookie = req.get_cookie()
         try:
             sessionid = str(cookie[self.SESSION_VAR].value)
@@ -165,9 +182,11 @@
             try:
                 session = self.get_session(req, sessionid)
             except InvalidSession:
+                # try to open a new session, so we get an anonymous session if
+                # allowed
                 try:
                     session = self.open_session(req)
-                except ExplicitLogin:
+                except AuthenticationError:
                     req.remove_cookie(cookie, self.SESSION_VAR)
                     raise
         # remember last usage time for web session tracking
@@ -183,14 +202,14 @@
         req.set_cookie(cookie, self.SESSION_VAR, maxage=None)
         # remember last usage time for web session tracking
         session.last_usage_time = time()
-        if not session.anonymous_connection:
+        if not session.anonymous_session:
             self._postlogin(req)
         return session
 
     def _update_last_login_time(self, req):
         try:
             req.execute('SET X last_login_time NOW WHERE X eid %(x)s',
-                        {'x' : req.user.eid}, 'x')
+                        {'x' : req.user.eid})
             req.cnx.commit()
         except (RepositoryError, Unauthorized):
             # ldap user are not writeable for instance
@@ -227,7 +246,7 @@
         """
         self.session_manager.close_session(req.cnx)
         req.remove_cookie(req.get_cookie(), self.SESSION_VAR)
-        raise AuthenticationError(url=goto_url)
+        raise LogOut(url=goto_url)
 
 
 class CubicWebPublisher(object):
@@ -271,7 +290,10 @@
         sessions (i.e. a new connection may be created or an already existing
         one may be reused
         """
-        self.session_handler.set_session(req)
+        try:
+            self.session_handler.set_session(req)
+        except AuthenticationError:
+            req.set_session(DBAPISession(None))
 
     # publish methods #########################################################
 
@@ -283,19 +305,18 @@
             return self.main_publish(path, req)
         finally:
             cnx = req.cnx
-            self._logfile_lock.acquire()
-            try:
-                try:
-                    result = ['\n'+'*'*80]
-                    result.append(req.url())
-                    result += ['%s %s -- (%.3f sec, %.3f CPU sec)' % q for q in cnx.executed_queries]
-                    cnx.executed_queries = []
-                    self._query_log.write('\n'.join(result).encode(req.encoding))
-                    self._query_log.flush()
-                except Exception:
-                    self.exception('error while logging queries')
-            finally:
-                self._logfile_lock.release()
+            if cnx:
+                with self._logfile_lock:
+                    try:
+                        result = ['\n'+'*'*80]
+                        result.append(req.url())
+                        result += ['%s %s -- (%.3f sec, %.3f CPU sec)' % q
+                                   for q in cnx.executed_queries]
+                        cnx.executed_queries = []
+                        self._query_log.write('\n'.join(result).encode(req.encoding))
+                        self._query_log.flush()
+                    except Exception:
+                        self.exception('error while logging queries')
 
     @deprecated("[3.4] use vreg['controllers'].select(...)")
     def select_controller(self, oid, req):
@@ -335,12 +356,16 @@
                     raise Unauthorized(req._('not authorized'))
                 req.update_search_state()
                 result = controller.publish(rset=rset)
-                if req.cnx is not None:
-                    # req.cnx is None if anonymous aren't allowed and we are
-                    # displaying the cookie authentication form
+                if req.cnx:
+                    # no req.cnx if anonymous aren't allowed and we are
+                    # displaying some anonymous enabled view such as the cookie
+                    # authentication form
                     req.cnx.commit()
             except (StatusResponse, DirectResponse):
-                req.cnx.commit()
+                if req.cnx:
+                    req.cnx.commit()
+                raise
+            except (AuthenticationError, LogOut):
                 raise
             except Redirect:
                 # redirect is raised by edit controller when everything went fine,
@@ -362,10 +387,13 @@
                 else:
                     # delete validation errors which may have been previously set
                     if '__errorurl' in req.form:
-                        req.del_session_data(req.form['__errorurl'])
+                        req.session.data.pop(req.form['__errorurl'], None)
                     raise
-            except (AuthenticationError, NotFound, RemoteCallFailed):
-                raise
+            except RemoteCallFailed, ex:
+                req.set_header('content-type', 'application/json')
+                raise StatusResponse(500, ex.dumps())
+            except NotFound:
+                raise StatusResponse(404, self.notfound_content(req))
             except ValidationError, ex:
                 self.validation_error_handler(req, ex)
             except (Unauthorized, BadRQLQuery, RequestError), ex:
@@ -373,7 +401,7 @@
             except Exception, ex:
                 self.error_handler(req, ex, tb=True)
         finally:
-            if req.cnx is not None:
+            if req.cnx:
                 try:
                     req.cnx.rollback()
                 except:
@@ -388,7 +416,7 @@
                         'values': req.form,
                         'eidmap': req.data.get('eidmap', {})
                         }
-            req.set_session_data(req.form['__errorurl'], forminfo)
+            req.session.data[req.form['__errorurl']] = forminfo
             # XXX form session key / __error_url should be differentiated:
             # session key is 'url + #<form dom id', though we usually don't want
             # the browser to move to the form since it hides the global
--- a/web/box.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/box.py	Thu Apr 15 12:48:40 2010 +0200
@@ -12,7 +12,7 @@
 
 from cubicweb import Unauthorized, role as get_role, target as get_target
 from cubicweb.schema import display_name
-from cubicweb.selectors import (one_line_rset,  primary_view,
+from cubicweb.selectors import (no_cnx, one_line_rset,  primary_view,
                                 match_context_prop, partial_has_related_entities)
 from cubicweb.view import View, ReloadableMixIn
 
@@ -37,7 +37,7 @@
         box.render(self.w)
     """
     __registry__ = 'boxes'
-    __select__ = match_context_prop()
+    __select__ = ~no_cnx() & match_context_prop()
 
     categories_in_order = ()
     cw_property_defs = {
--- a/web/captcha.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/captcha.py	Thu Apr 15 12:48:40 2010 +0200
@@ -70,8 +70,7 @@
         return img + super(CaptchaWidget, self).render(form, field, renderer)
 
     def process_field_data(self, form, field):
-        captcha = form._cw.get_session_data(field.input_name(form), None,
-                                            pop=True)
+        captcha = form._cw.session.data.pop(field.input_name(form), None)
         val = super(CaptchaWidget, self).process_field_data(form, field)
         if val is None:
             return val # required will be checked by field
--- a/web/component.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/component.py	Thu Apr 15 12:48:40 2010 +0200
@@ -169,7 +169,7 @@
             rset = entity.related(self.rtype, role(self))
         else:
             eid = self.cw_rset[row][col]
-            rset = self._cw.execute(self.rql(), {'x': eid}, 'x')
+            rset = self._cw.execute(self.rql(), {'x': eid})
         if not rset.rowcount:
             return
         self.w(u'<div class="%s">' % self.div_class())
--- a/web/data/cubicweb.acl.css	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/data/cubicweb.acl.css	Thu Apr 15 12:48:40 2010 +0200
@@ -17,13 +17,13 @@
 }
 
 
-h3.schema{ 
+h3.schema{
  font-weight: bold;
 }
 
 h4 a,
 h4 a:link,
-h4 a:visited{ 
+h4 a:visited{
  color:#000;
  }
 
@@ -39,11 +39,11 @@
 table.schemaInfo td {
   padding: .3em .5em;
   border: 1px solid grey;
-  width:33%; 
+  width:33%;
 }
 
 
-table.schemaInfo tr th {   
+table.schemaInfo tr th {
  padding: 0.2em 0px 0.2em 5px;
  background-image:none;
  background-color:#dfdfdf;
@@ -51,47 +51,46 @@
 
 table.schemaInfo thead tr {
   border: 1px solid #dfdfdf;
-} 
+}
 
 table.schemaInfo td {
-  padding: 3px 10px 3px 5px; 
+  padding: 3px 10px 3px 5px;
 
 }
 
-.users{ 
+a.users{
  color : #00CC33;
  font-weight: bold }
 
-.guests{ 
+a.guests{
  color :  #ff7700;
  font-weight: bold;
 }
 
-.staff{  
- color : #0083ab;
- font-weight: bold;
-}
-
-.owners{ 
+a.owners{
  color : #8b0000;
  font-weight: bold;
 }
 
+a.managers{
+ color: #000000;
+}
+
 .discret,
-a.grey{ 
+a.grey{
  color:#666;
 }
 
-a.grey:hover{ 
+a.grey:hover{
  color:#000;
 }
 
-.red{ 
+.red{
  color :  #ff7700;
  }
 
-div#schema_security{ 
- width:780px;
+div#schema_security{
+ width:100%;
  }
 /******************************************************************************/
 /* user groups edition form (views/euser.py)                                  */
--- a/web/data/cubicweb.css	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/data/cubicweb.css	Thu Apr 15 12:48:40 2010 +0200
@@ -63,7 +63,7 @@
   text-decoration: underline;
 }
 
-a img {
+a img, img {
   border: none;
   text-align: center;
 }
--- a/web/data/cubicweb.schema.css	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/data/cubicweb.schema.css	Thu Apr 15 12:48:40 2010 +0200
@@ -25,11 +25,14 @@
 div.acl{ 
   position: relative;
 /*  right: 20%;*/
-  float: right; 
-  width: 10%;
+  width: 25%;
   padding:0px 0px 0px 2em;
 }
 
+div.acl table tr,td{
+    padding: 2px 2px 2px 2px;
+}
+
 div.schema table {
   width : 100%;
 }
@@ -40,7 +43,6 @@
 }
 
 div.box div.title{
- border-bottom:1px solid black;
  padding:0.2em 0.2em;
  margin: 0 auto;
 }
@@ -67,7 +69,6 @@
 div.box{
  float:left;
  border:1px solid black;
- width:50%; 
 }
 
 div.vl{
Binary file web/data/pdf_icon.gif has changed
--- a/web/facet.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/facet.py	Thu Apr 15 12:48:40 2010 +0200
@@ -8,7 +8,6 @@
 """
 __docformat__ = "restructuredtext en"
 
-from itertools import chain
 from copy import deepcopy
 from datetime import date, datetime, timedelta
 
@@ -199,7 +198,7 @@
     # add attribute variable to selection
     rqlst.add_selected(attrvar)
     # add is restriction if necessary
-    if not mainvar.stinfo['typerels']:
+    if mainvar.stinfo['typerel'] is None:
         etypes = frozenset(sol[mainvar.name] for sol in rqlst.solutions)
         rqlst.add_type_restriction(mainvar, etypes)
     return var
@@ -228,12 +227,16 @@
         for ovarname in linkedvars:
             vargraph[ovarname].remove(trvarname)
         # remove relation using this variable
-        for rel in chain(trvar.stinfo['relations'], trvar.stinfo['typerels']):
+        for rel in trvar.stinfo['relations']:
             if rel in removed:
                 # already removed
                 continue
             rqlst.remove_node(rel)
             removed.add(rel)
+        rel = trvar.stinfo['typerel']
+        if rel is not None and not rel in removed:
+            rqlst.remove_node(rel)
+            removed.add(rel)
         # cleanup groupby clause
         if rqlst.groupby:
             for vref in rqlst.groupby[:]:
@@ -329,9 +332,9 @@
     def support_and(self):
         return False
 
-    def rqlexec(self, rql, args=None, cachekey=None):
+    def rqlexec(self, rql, args=None):
         try:
-            return self._cw.execute(rql, args, cachekey)
+            return self._cw.execute(rql, args)
         except Unauthorized:
             return []
 
@@ -372,7 +375,7 @@
             if self.target_type is not None:
                 rqlst.add_type_restriction(var, self.target_type)
             try:
-                rset = self.rqlexec(rqlst.as_string(), self.cw_rset.args, self.cw_rset.cachekey)
+                rset = self.rqlexec(rqlst.as_string(), self.cw_rset.args)
             except:
                 self.exception('error while getting vocabulary for %s, rql: %s',
                                self, rqlst.as_string())
@@ -463,7 +466,7 @@
             newvar = _prepare_vocabulary_rqlst(rqlst, mainvar, self.rtype, self.role)
             _set_orderby(rqlst, newvar, self.sortasc, self.sortfunc)
             try:
-                rset = self.rqlexec(rqlst.as_string(), self.cw_rset.args, self.cw_rset.cachekey)
+                rset = self.rqlexec(rqlst.as_string(), self.cw_rset.args)
             except:
                 self.exception('error while getting vocabulary for %s, rql: %s',
                                self, rqlst.as_string())
--- a/web/form.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/form.py	Thu Apr 15 12:48:40 2010 +0200
@@ -191,7 +191,7 @@
             warn('[3.6.1] restore_previous_post already called, remove this call',
                  DeprecationWarning, stacklevel=2)
             return
-        forminfo = self._cw.get_session_data(sessionkey, pop=True)
+        forminfo = self._cw.session.data.pop(sessionkey, None)
         if forminfo:
             self._form_previous_values = forminfo['values']
             self._form_valerror = forminfo['error']
--- a/web/formfields.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/formfields.py	Thu Apr 15 12:48:40 2010 +0200
@@ -589,9 +589,9 @@
             # raise UnmodifiedField instead of returning None, since the later
             # will try to remove already attached file if any
             raise UnmodifiedField()
-        # skip browser submitted mime type
-        filename, _, stream = value
-        # value is a  3-uple (filename, mimetype, stream)
+        # value is a 2-uple (filename, stream)
+        filename, stream = value
+        # XXX avoid in memory loading of posted files. Requires Binary handling changes...
         value = Binary(stream.read())
         if not value.getvalue(): # usually an unexistant file
             value = None
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/http_headers.py	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,1542 @@
+# This file has been extracted from the abandoned TwistedWeb2 project
+# http://twistedmatrix.com/trac/wiki/TwistedWeb2
+
+
+from __future__ import generators
+
+import types, time
+from calendar import timegm
+import base64
+import re
+
+def dashCapitalize(s):
+    ''' Capitalize a string, making sure to treat - as a word seperator '''
+    return '-'.join([ x.capitalize() for x in s.split('-')])
+
+# datetime parsing and formatting
+weekdayname = ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']
+weekdayname_lower = [name.lower() for name in weekdayname]
+monthname = [None,
+             'Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun',
+             'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
+monthname_lower = [name and name.lower() for name in monthname]
+
+# HTTP Header parsing API
+
+header_case_mapping = {}
+
+def casemappingify(d):
+    global header_case_mapping
+    newd = dict([(key.lower(),key) for key in d.keys()])
+    header_case_mapping.update(newd)
+
+def lowerify(d):
+    return dict([(key.lower(),value) for key,value in d.items()])
+
+
+class HeaderHandler(object):
+    """HeaderHandler manages header generating and parsing functions.
+    """
+    HTTPParsers = {}
+    HTTPGenerators = {}
+
+    def __init__(self, parsers=None, generators=None):
+        """
+        @param parsers: A map of header names to parsing functions.
+        @type parsers: L{dict}
+
+        @param generators: A map of header names to generating functions.
+        @type generators: L{dict}
+        """
+
+        if parsers:
+            self.HTTPParsers.update(parsers)
+        if generators:
+            self.HTTPGenerators.update(generators)
+
+    def parse(self, name, header):
+        """
+        Parse the given header based on its given name.
+
+        @param name: The header name to parse.
+        @type name: C{str}
+
+        @param header: A list of unparsed headers.
+        @type header: C{list} of C{str}
+
+        @return: The return value is the parsed header representation,
+            it is dependent on the header.  See the HTTP Headers document.
+        """
+        parser = self.HTTPParsers.get(name, None)
+        if parser is None:
+            raise ValueError("No header parser for header '%s', either add one or use getHeaderRaw." % (name,))
+
+        try:
+            for p in parser:
+                # print "Parsing %s: %s(%s)" % (name, repr(p), repr(h))
+                header = p(header)
+                # if isinstance(h, types.GeneratorType):
+                #     h=list(h)
+        except ValueError,v:
+            # print v
+            header=None
+
+        return header
+
+    def generate(self, name, header):
+        """
+        Generate the given header based on its given name.
+
+        @param name: The header name to generate.
+        @type name: C{str}
+
+        @param header: A parsed header, such as the output of
+            L{HeaderHandler}.parse.
+
+        @return: C{list} of C{str} each representing a generated HTTP header.
+        """
+        generator = self.HTTPGenerators.get(name, None)
+
+        if generator is None:
+            # print self.generators
+            raise ValueError("No header generator for header '%s', either add one or use setHeaderRaw." % (name,))
+
+        for g in generator:
+            header = g(header)
+
+        #self._raw_headers[name] = h
+        return header
+
+    def updateParsers(self, parsers):
+        """Update en masse the parser maps.
+
+        @param parsers: Map of header names to parser chains.
+        @type parsers: C{dict}
+        """
+        casemappingify(parsers)
+        self.HTTPParsers.update(lowerify(parsers))
+
+    def addParser(self, name, value):
+        """Add an individual parser chain for the given header.
+
+        @param name: Name of the header to add
+        @type name: C{str}
+
+        @param value: The parser chain
+        @type value: C{str}
+        """
+        self.updateParsers({name: value})
+
+    def updateGenerators(self, generators):
+        """Update en masse the generator maps.
+
+        @param parsers: Map of header names to generator chains.
+        @type parsers: C{dict}
+        """
+        casemappingify(generators)
+        self.HTTPGenerators.update(lowerify(generators))
+
+    def addGenerators(self, name, value):
+        """Add an individual generator chain for the given header.
+
+        @param name: Name of the header to add
+        @type name: C{str}
+
+        @param value: The generator chain
+        @type value: C{str}
+        """
+        self.updateGenerators({name: value})
+
+    def update(self, parsers, generators):
+        """Conveniently update parsers and generators all at once.
+        """
+        self.updateParsers(parsers)
+        self.updateGenerators(generators)
+
+
+DefaultHTTPHandler = HeaderHandler()
+
+
+## HTTP DateTime parser
+def parseDateTime(dateString):
+    """Convert an HTTP date string (one of three formats) to seconds since epoch."""
+    parts = dateString.split()
+
+    if not parts[0][0:3].lower() in weekdayname_lower:
+        # Weekday is stupid. Might have been omitted.
+        try:
+            return parseDateTime("Sun, "+dateString)
+        except ValueError:
+            # Guess not.
+            pass
+
+    partlen = len(parts)
+    if (partlen == 5 or partlen == 6) and parts[1].isdigit():
+        # 1st date format: Sun, 06 Nov 1994 08:49:37 GMT
+        # (Note: "GMT" is literal, not a variable timezone)
+        # (also handles without "GMT")
+        # This is the normal format
+        day = parts[1]
+        month = parts[2]
+        year = parts[3]
+        time = parts[4]
+    elif (partlen == 3 or partlen == 4) and parts[1].find('-') != -1:
+        # 2nd date format: Sunday, 06-Nov-94 08:49:37 GMT
+        # (Note: "GMT" is literal, not a variable timezone)
+        # (also handles without without "GMT")
+        # Two digit year, yucko.
+        day, month, year = parts[1].split('-')
+        time = parts[2]
+        year=int(year)
+        if year < 69:
+            year = year + 2000
+        elif year < 100:
+            year = year + 1900
+    elif len(parts) == 5:
+        # 3rd date format: Sun Nov  6 08:49:37 1994
+        # ANSI C asctime() format.
+        day = parts[2]
+        month = parts[1]
+        year = parts[4]
+        time = parts[3]
+    else:
+        raise ValueError("Unknown datetime format %r" % dateString)
+
+    day = int(day)
+    month = int(monthname_lower.index(month.lower()))
+    year = int(year)
+    hour, min, sec = map(int, time.split(':'))
+    return int(timegm((year, month, day, hour, min, sec)))
+
+
+##### HTTP tokenizer
+class Token(str):
+    __slots__=[]
+    tokens = {}
+    def __new__(self, char):
+        token = Token.tokens.get(char)
+        if token is None:
+            Token.tokens[char] = token = str.__new__(self, char)
+        return token
+
+    def __repr__(self):
+        return "Token(%s)" % str.__repr__(self)
+
+
+http_tokens = " \t\"()<>@,;:\\/[]?={}"
+http_ctls = "\x00\x01\x02\x03\x04\x05\x06\x07\x08\t\n\x0b\x0c\r\x0e\x0f\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f\x7f"
+
+def tokenize(header, foldCase=True):
+    """Tokenize a string according to normal HTTP header parsing rules.
+
+    In particular:
+     - Whitespace is irrelevant and eaten next to special separator tokens.
+       Its existance (but not amount) is important between character strings.
+     - Quoted string support including embedded backslashes.
+     - Case is insignificant (and thus lowercased), except in quoted strings.
+        (unless foldCase=False)
+     - Multiple headers are concatenated with ','
+
+    NOTE: not all headers can be parsed with this function.
+
+    Takes a raw header value (list of strings), and
+    Returns a generator of strings and Token class instances.
+    """
+    tokens=http_tokens
+    ctls=http_ctls
+
+    string = ",".join(header)
+    list = []
+    start = 0
+    cur = 0
+    quoted = False
+    qpair = False
+    inSpaces = -1
+    qstring = None
+
+    for x in string:
+        if quoted:
+            if qpair:
+                qpair = False
+                qstring = qstring+string[start:cur-1]+x
+                start = cur+1
+            elif x == '\\':
+                qpair = True
+            elif x == '"':
+                quoted = False
+                yield qstring+string[start:cur]
+                qstring=None
+                start = cur+1
+        elif x in tokens:
+            if start != cur:
+                if foldCase:
+                    yield string[start:cur].lower()
+                else:
+                    yield string[start:cur]
+
+            start = cur+1
+            if x == '"':
+                quoted = True
+                qstring = ""
+                inSpaces = False
+            elif x in " \t":
+                if inSpaces is False:
+                    inSpaces = True
+            else:
+                inSpaces = -1
+                yield Token(x)
+        elif x in ctls:
+            raise ValueError("Invalid control character: %d in header" % ord(x))
+        else:
+            if inSpaces is True:
+                yield Token(' ')
+                inSpaces = False
+
+            inSpaces = False
+        cur = cur+1
+
+    if qpair:
+        raise ValueError, "Missing character after '\\'"
+    if quoted:
+        raise ValueError, "Missing end quote"
+
+    if start != cur:
+        if foldCase:
+            yield string[start:cur].lower()
+        else:
+            yield string[start:cur]
+
+def split(seq, delim):
+    """The same as str.split but works on arbitrary sequences.
+    Too bad it's not builtin to python!"""
+
+    cur = []
+    for item in seq:
+        if item == delim:
+            yield cur
+            cur = []
+        else:
+            cur.append(item)
+    yield cur
+
+# def find(seq, *args):
+#     """The same as seq.index but returns -1 if not found, instead
+#     Too bad it's not builtin to python!"""
+#     try:
+#         return seq.index(value, *args)
+#     except ValueError:
+#         return -1
+
+
+def filterTokens(seq):
+    """Filter out instances of Token, leaving only a list of strings.
+
+    Used instead of a more specific parsing method (e.g. splitting on commas)
+    when only strings are expected, so as to be a little lenient.
+
+    Apache does it this way and has some comments about broken clients which
+    forget commas (?), so I'm doing it the same way. It shouldn't
+    hurt anything, in any case.
+    """
+
+    l=[]
+    for x in seq:
+        if not isinstance(x, Token):
+            l.append(x)
+    return l
+
+##### parser utilities:
+def checkSingleToken(tokens):
+    if len(tokens) != 1:
+        raise ValueError, "Expected single token, not %s." % (tokens,)
+    return tokens[0]
+
+def parseKeyValue(val):
+    if len(val) == 1:
+        return val[0],None
+    elif len(val) == 3 and val[1] == Token('='):
+        return val[0],val[2]
+    raise ValueError, "Expected key or key=value, but got %s." % (val,)
+
+def parseArgs(field):
+    args=split(field, Token(';'))
+    val = args.next()
+    args = [parseKeyValue(arg) for arg in args]
+    return val,args
+
+def listParser(fun):
+    """Return a function which applies 'fun' to every element in the
+    comma-separated list"""
+    def listParserHelper(tokens):
+        fields = split(tokens, Token(','))
+        for field in fields:
+            if len(field) != 0:
+                yield fun(field)
+
+    return listParserHelper
+
+def last(seq):
+    """Return seq[-1]"""
+
+    return seq[-1]
+
+##### Generation utilities
+def quoteString(s):
+    return '"%s"' % s.replace('\\', '\\\\').replace('"', '\\"')
+
+def listGenerator(fun):
+    """Return a function which applies 'fun' to every element in
+    the given list, then joins the result with generateList"""
+    def listGeneratorHelper(l):
+        return generateList([fun(e) for e in l])
+
+    return listGeneratorHelper
+
+def generateList(seq):
+    return ", ".join(seq)
+
+def singleHeader(item):
+    return [item]
+
+def generateKeyValues(kvs):
+    l = []
+    # print kvs
+    for k,v in kvs:
+        if v is None:
+            l.append('%s' % k)
+        else:
+            l.append('%s=%s' % (k,v))
+    return ";".join(l)
+
+
+class MimeType(object):
+    def fromString(klass, mimeTypeString):
+        """Generate a MimeType object from the given string.
+
+        @param mimeTypeString: The mimetype to parse
+
+        @return: L{MimeType}
+        """
+        return DefaultHTTPHandler.parse('content-type', [mimeTypeString])
+
+    fromString = classmethod(fromString)
+
+    def __init__(self, mediaType, mediaSubtype, params={}, **kwargs):
+        """
+        @type mediaType: C{str}
+
+        @type mediaSubtype: C{str}
+
+        @type params: C{dict}
+        """
+        self.mediaType = mediaType
+        self.mediaSubtype = mediaSubtype
+        self.params = dict(params)
+
+        if kwargs:
+            self.params.update(kwargs)
+
+    def __eq__(self, other):
+        if not isinstance(other, MimeType): return NotImplemented
+        return (self.mediaType == other.mediaType and
+                self.mediaSubtype == other.mediaSubtype and
+                self.params == other.params)
+
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
+    def __repr__(self):
+        return "MimeType(%r, %r, %r)" % (self.mediaType, self.mediaSubtype, self.params)
+
+    def __hash__(self):
+        return hash(self.mediaType)^hash(self.mediaSubtype)^hash(tuple(self.params.iteritems()))
+
+##### Specific header parsers.
+def parseAccept(field):
+    type,args = parseArgs(field)
+
+    if len(type) != 3 or type[1] != Token('/'):
+        raise ValueError, "MIME Type "+str(type)+" invalid."
+
+    # okay, this spec is screwy. A 'q' parameter is used as the separator
+    # between MIME parameters and (as yet undefined) additional HTTP
+    # parameters.
+
+    num = 0
+    for arg in args:
+        if arg[0] == 'q':
+            mimeparams=tuple(args[0:num])
+            params=args[num:]
+            break
+        num = num + 1
+    else:
+        mimeparams=tuple(args)
+        params=[]
+
+    # Default values for parameters:
+    qval = 1.0
+
+    # Parse accept parameters:
+    for param in params:
+        if param[0] =='q':
+            qval = float(param[1])
+        else:
+            # Warn? ignored parameter.
+            pass
+
+    ret = MimeType(type[0],type[2],mimeparams),qval
+    return ret
+
+def parseAcceptQvalue(field):
+    type,args=parseArgs(field)
+
+    type = checkSingleToken(type)
+
+    qvalue = 1.0 # Default qvalue is 1
+    for arg in args:
+        if arg[0] == 'q':
+            qvalue = float(arg[1])
+    return type,qvalue
+
+def addDefaultCharset(charsets):
+    if charsets.get('*') is None and charsets.get('iso-8859-1') is None:
+        charsets['iso-8859-1'] = 1.0
+    return charsets
+
+def addDefaultEncoding(encodings):
+    if encodings.get('*') is None and encodings.get('identity') is None:
+        # RFC doesn't specify a default value for identity, only that it
+        # "is acceptable" if not mentioned. Thus, give it a very low qvalue.
+        encodings['identity'] = .0001
+    return encodings
+
+
+def parseContentType(header):
+    # Case folding is disabled for this header, because of use of
+    # Content-Type: multipart/form-data; boundary=CaSeFuLsTuFf
+    # So, we need to explicitly .lower() the type/subtype and arg keys.
+
+    type,args = parseArgs(header)
+
+    if len(type) != 3 or type[1] != Token('/'):
+        raise ValueError, "MIME Type "+str(type)+" invalid."
+
+    args = [(kv[0].lower(), kv[1]) for kv in args]
+
+    return MimeType(type[0].lower(), type[2].lower(), tuple(args))
+
+def parseContentMD5(header):
+    try:
+        return base64.decodestring(header)
+    except Exception,e:
+        raise ValueError(e)
+
+def parseContentRange(header):
+    """Parse a content-range header into (kind, start, end, realLength).
+
+    realLength might be None if real length is not known ('*').
+    start and end might be None if start,end unspecified (for response code 416)
+    """
+    kind, other = header.strip().split()
+    if kind.lower() != "bytes":
+        raise ValueError("a range of type %r is not supported")
+    startend, realLength = other.split("/")
+    if startend.strip() == '*':
+        start,end=None,None
+    else:
+        start, end = map(int, startend.split("-"))
+    if realLength == "*":
+        realLength = None
+    else:
+        realLength = int(realLength)
+    return (kind, start, end, realLength)
+
+def parseExpect(field):
+    type,args=parseArgs(field)
+
+    type=parseKeyValue(type)
+    return (type[0], (lambda *args:args)(type[1], *args))
+
+def parseExpires(header):
+    # """HTTP/1.1 clients and caches MUST treat other invalid date formats,
+    #    especially including the value 0, as in the past (i.e., "already expired")."""
+
+    try:
+        return parseDateTime(header)
+    except ValueError:
+        return 0
+
+def parseIfModifiedSince(header):
+    # Ancient versions of netscape and *current* versions of MSIE send
+    #   If-Modified-Since: Thu, 05 Aug 2004 12:57:27 GMT; length=123
+    # which is blantantly RFC-violating and not documented anywhere
+    # except bug-trackers for web frameworks.
+
+    # So, we'll just strip off everything after a ';'.
+    return parseDateTime(header.split(';', 1)[0])
+
+def parseIfRange(headers):
+    try:
+        return ETag.parse(tokenize(headers))
+    except ValueError:
+        return parseDateTime(last(headers))
+
+def parseRange(range):
+    range = list(range)
+    if len(range) < 3 or range[1] != Token('='):
+        raise ValueError("Invalid range header format: %s" %(range,))
+
+    type=range[0]
+    if type != 'bytes':
+        raise ValueError("Unknown range unit: %s." % (type,))
+    rangeset=split(range[2:], Token(','))
+    ranges = []
+
+    for byterangespec in rangeset:
+        if len(byterangespec) != 1:
+            raise ValueError("Invalid range header format: %s" % (range,))
+        start,end=byterangespec[0].split('-')
+
+        if not start and not end:
+            raise ValueError("Invalid range header format: %s" % (range,))
+
+        if start:
+            start = int(start)
+        else:
+            start = None
+
+        if end:
+            end = int(end)
+        else:
+            end = None
+
+        if start and end and start > end:
+            raise ValueError("Invalid range header, start > end: %s" % (range,))
+        ranges.append((start,end))
+    return type,ranges
+
+def parseRetryAfter(header):
+    try:
+        # delta seconds
+        return time.time() + int(header)
+    except ValueError:
+        # or datetime
+        return parseDateTime(header)
+
+# WWW-Authenticate and Authorization
+
+def parseWWWAuthenticate(tokenized):
+    headers = []
+
+    tokenList = list(tokenized)
+
+    while tokenList:
+        scheme = tokenList.pop(0)
+        challenge = {}
+        last = None
+        kvChallenge = False
+
+        while tokenList:
+            token = tokenList.pop(0)
+            if token == Token('='):
+                kvChallenge = True
+                challenge[last] = tokenList.pop(0)
+                last = None
+
+            elif token == Token(','):
+                if kvChallenge:
+                    if len(tokenList) > 1 and tokenList[1] != Token('='):
+                        break
+
+                else:
+                    break
+
+            else:
+                last = token
+
+        if last and scheme and not challenge and not kvChallenge:
+            challenge = last
+            last = None
+
+        headers.append((scheme, challenge))
+
+    if last and last not in (Token('='), Token(',')):
+        if headers[-1] == (scheme, challenge):
+            scheme = last
+            challenge = {}
+            headers.append((scheme, challenge))
+
+    return headers
+
+def parseAuthorization(header):
+    scheme, rest = header.split(' ', 1)
+    # this header isn't tokenized because it may eat characters
+    # in the unquoted base64 encoded credentials
+    return scheme.lower(), rest
+
+#### Header generators
+def generateAccept(accept):
+    mimeType,q = accept
+
+    out="%s/%s"%(mimeType.mediaType, mimeType.mediaSubtype)
+    if mimeType.params:
+        out+=';'+generateKeyValues(mimeType.params.iteritems())
+
+    if q != 1.0:
+        out+=(';q=%.3f' % (q,)).rstrip('0').rstrip('.')
+
+    return out
+
+def removeDefaultEncoding(seq):
+    for item in seq:
+        if item[0] != 'identity' or item[1] != .0001:
+            yield item
+
+def generateAcceptQvalue(keyvalue):
+    if keyvalue[1] == 1.0:
+        return "%s" % keyvalue[0:1]
+    else:
+        return ("%s;q=%.3f" % keyvalue).rstrip('0').rstrip('.')
+
+def parseCacheControl(kv):
+    k, v = parseKeyValue(kv)
+    if k == 'max-age' or k == 'min-fresh' or k == 's-maxage':
+        # Required integer argument
+        if v is None:
+            v = 0
+        else:
+            v = int(v)
+    elif k == 'max-stale':
+        # Optional integer argument
+        if v is not None:
+            v = int(v)
+    elif k == 'private' or k == 'no-cache':
+        # Optional list argument
+        if v is not None:
+            v = [field.strip().lower() for field in v.split(',')]
+    return k, v
+
+def generateCacheControl((k, v)):
+    if v is None:
+        return str(k)
+    else:
+        if k == 'no-cache' or k == 'private':
+            # quoted list of values
+            v = quoteString(generateList(
+                [header_case_mapping.get(name) or dashCapitalize(name) for name in v]))
+        return '%s=%s' % (k,v)
+
+def generateContentRange(tup):
+    """tup is (type, start, end, len)
+    len can be None.
+    """
+    type, start, end, len = tup
+    if len == None:
+        len = '*'
+    else:
+        len = int(len)
+    if start == None and end == None:
+        startend = '*'
+    else:
+        startend = '%d-%d' % (start, end)
+
+    return '%s %s/%s' % (type, startend, len)
+
+def generateDateTime(secSinceEpoch):
+    """Convert seconds since epoch to HTTP datetime string."""
+    year, month, day, hh, mm, ss, wd, y, z = time.gmtime(secSinceEpoch)
+    s = "%s, %02d %3s %4d %02d:%02d:%02d GMT" % (
+        weekdayname[wd],
+        day, monthname[month], year,
+        hh, mm, ss)
+    return s
+
+def generateExpect(item):
+    if item[1][0] is None:
+        out = '%s' % (item[0],)
+    else:
+        out = '%s=%s' % (item[0], item[1][0])
+    if len(item[1]) > 1:
+        out += ';'+generateKeyValues(item[1][1:])
+    return out
+
+def generateRange(range):
+    def noneOr(s):
+        if s is None:
+            return ''
+        return s
+
+    type,ranges=range
+
+    if type != 'bytes':
+        raise ValueError("Unknown range unit: "+type+".")
+
+    return (type+'='+
+            ','.join(['%s-%s' % (noneOr(startend[0]), noneOr(startend[1]))
+                      for startend in ranges]))
+
+def generateRetryAfter(when):
+    # always generate delta seconds format
+    return str(int(when - time.time()))
+
+def generateContentType(mimeType):
+    out="%s/%s"%(mimeType.mediaType, mimeType.mediaSubtype)
+    if mimeType.params:
+        out+=';'+generateKeyValues(mimeType.params.iteritems())
+    return out
+
+def generateIfRange(dateOrETag):
+    if isinstance(dateOrETag, ETag):
+        return dateOrETag.generate()
+    else:
+        return generateDateTime(dateOrETag)
+
+# WWW-Authenticate and Authorization
+
+def generateWWWAuthenticate(headers):
+    _generated = []
+    for seq in headers:
+        scheme, challenge = seq[0], seq[1]
+
+        # If we're going to parse out to something other than a dict
+        # we need to be able to generate from something other than a dict
+
+        try:
+            l = []
+            for k,v in dict(challenge).iteritems():
+                l.append("%s=%s" % (k, quoteString(v)))
+
+            _generated.append("%s %s" % (scheme, ", ".join(l)))
+        except ValueError:
+            _generated.append("%s %s" % (scheme, challenge))
+
+    return _generated
+
+def generateAuthorization(seq):
+    return [' '.join(seq)]
+
+
+####
+class ETag(object):
+    def __init__(self, tag, weak=False):
+        self.tag = str(tag)
+        self.weak = weak
+
+    def match(self, other, strongCompare):
+        # Sec 13.3.
+        # The strong comparison function: in order to be considered equal, both
+        #   validators MUST be identical in every way, and both MUST NOT be weak.
+        #
+        # The weak comparison function: in order to be considered equal, both
+        #   validators MUST be identical in every way, but either or both of
+        #   them MAY be tagged as "weak" without affecting the result.
+
+        if not isinstance(other, ETag) or other.tag != self.tag:
+            return False
+
+        if strongCompare and (other.weak or self.weak):
+            return False
+        return True
+
+    def __eq__(self, other):
+        return isinstance(other, ETag) and other.tag == self.tag and other.weak == self.weak
+
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
+    def __repr__(self):
+        return "Etag(%r, weak=%r)" % (self.tag, self.weak)
+
+    def parse(tokens):
+        tokens=tuple(tokens)
+        if len(tokens) == 1 and not isinstance(tokens[0], Token):
+            return ETag(tokens[0])
+
+        if(len(tokens) == 3 and tokens[0] == "w"
+           and tokens[1] == Token('/')):
+            return ETag(tokens[2], weak=True)
+
+        raise ValueError("Invalid ETag.")
+
+    parse=staticmethod(parse)
+
+    def generate(self):
+        if self.weak:
+            return 'W/'+quoteString(self.tag)
+        else:
+            return quoteString(self.tag)
+
+def parseStarOrETag(tokens):
+    tokens=tuple(tokens)
+    if tokens == ('*',):
+        return '*'
+    else:
+        return ETag.parse(tokens)
+
+def generateStarOrETag(etag):
+    if etag=='*':
+        return etag
+    else:
+        return etag.generate()
+
+#### Cookies. Blech!
+class Cookie(object):
+    # __slots__ = ['name', 'value', 'path', 'domain', 'ports', 'expires', 'discard', 'secure', 'comment', 'commenturl', 'version']
+
+    def __init__(self, name, value, path=None, domain=None, ports=None, expires=None, discard=False, secure=False, comment=None, commenturl=None, version=0):
+        self.name=name
+        self.value=value
+        self.path=path
+        self.domain=domain
+        self.ports=ports
+        self.expires=expires
+        self.discard=discard
+        self.secure=secure
+        self.comment=comment
+        self.commenturl=commenturl
+        self.version=version
+
+    def __repr__(self):
+        s="Cookie(%r=%r" % (self.name, self.value)
+        if self.path is not None: s+=", path=%r" % (self.path,)
+        if self.domain is not None: s+=", domain=%r" % (self.domain,)
+        if self.ports is not None: s+=", ports=%r" % (self.ports,)
+        if self.expires is not None: s+=", expires=%r" % (self.expires,)
+        if self.secure is not False: s+=", secure=%r" % (self.secure,)
+        if self.comment is not None: s+=", comment=%r" % (self.comment,)
+        if self.commenturl is not None: s+=", commenturl=%r" % (self.commenturl,)
+        if self.version != 0: s+=", version=%r" % (self.version,)
+        s+=")"
+        return s
+
+    def __eq__(self, other):
+        return (isinstance(other, Cookie) and
+                other.path == self.path and
+                other.domain == self.domain and
+                other.ports == self.ports and
+                other.expires == self.expires and
+                other.secure == self.secure and
+                other.comment == self.comment and
+                other.commenturl == self.commenturl and
+                other.version == self.version)
+
+    def __ne__(self, other):
+        return not self.__eq__(other)
+
+
+def parseCookie(headers):
+    """Bleargh, the cookie spec sucks.
+    This surely needs interoperability testing.
+    There are two specs that are supported:
+    Version 0) http://wp.netscape.com/newsref/std/cookie_spec.html
+    Version 1) http://www.faqs.org/rfcs/rfc2965.html
+    """
+
+    cookies = []
+    # There can't really be multiple cookie headers according to RFC, because
+    # if multiple headers are allowed, they must be joinable with ",".
+    # Neither new RFC2965 cookies nor old netscape cookies are.
+
+    header = ';'.join(headers)
+    if header[0:8].lower() == "$version":
+        # RFC2965 cookie
+        h=tokenize([header], foldCase=False)
+        r_cookies = split(h, Token(','))
+        for r_cookie in r_cookies:
+            last_cookie = None
+            rr_cookies = split(r_cookie, Token(';'))
+            for cookie in rr_cookies:
+                nameval = tuple(split(cookie, Token('=')))
+                if len(nameval) == 2:
+                    (name,), (value,) = nameval
+                else:
+                    (name,), = nameval
+                    value = None
+
+                name=name.lower()
+                if name == '$version':
+                    continue
+                if name[0] == '$':
+                    if last_cookie is not None:
+                        if name == '$path':
+                            last_cookie.path=value
+                        elif name == '$domain':
+                            last_cookie.domain=value
+                        elif name == '$port':
+                            if value is None:
+                                last_cookie.ports = ()
+                            else:
+                                last_cookie.ports=tuple([int(s) for s in value.split(',')])
+                else:
+                    last_cookie = Cookie(name, value, version=1)
+                    cookies.append(last_cookie)
+    else:
+        # Oldstyle cookies don't do quoted strings or anything sensible.
+        # All characters are valid for names except ';' and '=', and all
+        # characters are valid for values except ';'. Spaces are stripped,
+        # however.
+        r_cookies = header.split(';')
+        for r_cookie in r_cookies:
+            name,value = r_cookie.split('=', 1)
+            name=name.strip(' \t')
+            value=value.strip(' \t')
+
+            cookies.append(Cookie(name, value))
+
+    return cookies
+
+cookie_validname = "[^"+re.escape(http_tokens+http_ctls)+"]*$"
+cookie_validname_re = re.compile(cookie_validname)
+cookie_validvalue = cookie_validname+'|"([^"]|\\\\")*"$'
+cookie_validvalue_re = re.compile(cookie_validvalue)
+
+def generateCookie(cookies):
+    # There's a fundamental problem with the two cookie specifications.
+    # They both use the "Cookie" header, and the RFC Cookie header only allows
+    # one version to be specified. Thus, when you have a collection of V0 and
+    # V1 cookies, you have to either send them all as V0 or send them all as
+    # V1.
+
+    # I choose to send them all as V1.
+
+    # You might think converting a V0 cookie to a V1 cookie would be lossless,
+    # but you'd be wrong. If you do the conversion, and a V0 parser tries to
+    # read the cookie, it will see a modified form of the cookie, in cases
+    # where quotes must be added to conform to proper V1 syntax.
+    # (as a real example: "Cookie: cartcontents=oid:94680,qty:1,auto:0,esp:y")
+
+    # However, that is what we will do, anyways. It has a high probability of
+    # breaking applications that only handle oldstyle cookies, where some other
+    # application set a newstyle cookie that is applicable over for site
+    # (or host), AND where the oldstyle cookie uses a value which is invalid
+    # syntax in a newstyle cookie.
+
+    # Also, the cookie name *cannot* be quoted in V1, so some cookies just
+    # cannot be converted at all. (e.g. "Cookie: phpAds_capAd[32]=2"). These
+    # are just dicarded during conversion.
+
+    # As this is an unsolvable problem, I will pretend I can just say
+    # OH WELL, don't do that, or else upgrade your old applications to have
+    # newstyle cookie parsers.
+
+    # I will note offhandedly that there are *many* sites which send V0 cookies
+    # that are not valid V1 cookie syntax. About 20% for my cookies file.
+    # However, they do not generally mix them with V1 cookies, so this isn't
+    # an issue, at least right now. I have not tested to see how many of those
+    # webapps support RFC2965 V1 cookies. I suspect not many.
+
+    max_version = max([cookie.version for cookie in cookies])
+
+    if max_version == 0:
+        # no quoting or anything.
+        return ';'.join(["%s=%s" % (cookie.name, cookie.value) for cookie in cookies])
+    else:
+        str_cookies = ['$Version="1"']
+        for cookie in cookies:
+            if cookie.version == 0:
+                # Version 0 cookie: we make sure the name and value are valid
+                # V1 syntax.
+
+                # If they are, we use them as is. This means in *most* cases,
+                # the cookie will look literally the same on output as it did
+                # on input.
+                # If it isn't a valid name, ignore the cookie.
+                # If it isn't a valid value, quote it and hope for the best on
+                # the other side.
+
+                if cookie_validname_re.match(cookie.name) is None:
+                    continue
+
+                value=cookie.value
+                if cookie_validvalue_re.match(cookie.value) is None:
+                    value = quoteString(value)
+
+                str_cookies.append("%s=%s" % (cookie.name, value))
+            else:
+                # V1 cookie, nice and easy
+                str_cookies.append("%s=%s" % (cookie.name, quoteString(cookie.value)))
+
+            if cookie.path:
+                str_cookies.append("$Path=%s" % quoteString(cookie.path))
+            if cookie.domain:
+                str_cookies.append("$Domain=%s" % quoteString(cookie.domain))
+            if cookie.ports is not None:
+                if len(cookie.ports) == 0:
+                    str_cookies.append("$Port")
+                else:
+                    str_cookies.append("$Port=%s" % quoteString(",".join([str(x) for x in cookie.ports])))
+        return ';'.join(str_cookies)
+
+def parseSetCookie(headers):
+    setCookies = []
+    for header in headers:
+        try:
+            parts = header.split(';')
+            l = []
+
+            for part in parts:
+                namevalue = part.split('=',1)
+                if len(namevalue) == 1:
+                    name=namevalue[0]
+                    value=None
+                else:
+                    name,value=namevalue
+                    value=value.strip(' \t')
+
+                name=name.strip(' \t')
+
+                l.append((name, value))
+
+            setCookies.append(makeCookieFromList(l, True))
+        except ValueError:
+            # If we can't parse one Set-Cookie, ignore it,
+            # but not the rest of Set-Cookies.
+            pass
+    return setCookies
+
+def parseSetCookie2(toks):
+    outCookies = []
+    for cookie in [[parseKeyValue(x) for x in split(y, Token(';'))]
+                   for y in split(toks, Token(','))]:
+        try:
+            outCookies.append(makeCookieFromList(cookie, False))
+        except ValueError:
+            # Again, if we can't handle one cookie -- ignore it.
+            pass
+    return outCookies
+
+def makeCookieFromList(tup, netscapeFormat):
+    name, value = tup[0]
+    if name is None or value is None:
+        raise ValueError("Cookie has missing name or value")
+    if name.startswith("$"):
+        raise ValueError("Invalid cookie name: %r, starts with '$'." % name)
+    cookie = Cookie(name, value)
+    hadMaxAge = False
+
+    for name,value in tup[1:]:
+        name = name.lower()
+
+        if value is None:
+            if name in ("discard", "secure"):
+                # Boolean attrs
+                value = True
+            elif name != "port":
+                # Can be either boolean or explicit
+                continue
+
+        if name in ("comment", "commenturl", "discard", "domain", "path", "secure"):
+            # simple cases
+            setattr(cookie, name, value)
+        elif name == "expires" and not hadMaxAge:
+            if netscapeFormat and value[0] == '"' and value[-1] == '"':
+                value = value[1:-1]
+            cookie.expires = parseDateTime(value)
+        elif name == "max-age":
+            hadMaxAge = True
+            cookie.expires = int(value) + time.time()
+        elif name == "port":
+            if value is None:
+                cookie.ports = ()
+            else:
+                if netscapeFormat and value[0] == '"' and value[-1] == '"':
+                    value = value[1:-1]
+                cookie.ports = tuple([int(s) for s in value.split(',')])
+        elif name == "version":
+            cookie.version = int(value)
+
+    return cookie
+
+
+def generateSetCookie(cookies):
+    setCookies = []
+    for cookie in cookies:
+        out = ["%s=%s" % (cookie.name, cookie.value)]
+        if cookie.expires:
+            out.append("expires=%s" % generateDateTime(cookie.expires))
+        if cookie.path:
+            out.append("path=%s" % cookie.path)
+        if cookie.domain:
+            out.append("domain=%s" % cookie.domain)
+        if cookie.secure:
+            out.append("secure")
+
+        setCookies.append('; '.join(out))
+    return setCookies
+
+def generateSetCookie2(cookies):
+    setCookies = []
+    for cookie in cookies:
+        out = ["%s=%s" % (cookie.name, quoteString(cookie.value))]
+        if cookie.comment:
+            out.append("Comment=%s" % quoteString(cookie.comment))
+        if cookie.commenturl:
+            out.append("CommentURL=%s" % quoteString(cookie.commenturl))
+        if cookie.discard:
+            out.append("Discard")
+        if cookie.domain:
+            out.append("Domain=%s" % quoteString(cookie.domain))
+        if cookie.expires:
+            out.append("Max-Age=%s" % (cookie.expires - time.time()))
+        if cookie.path:
+            out.append("Path=%s" % quoteString(cookie.path))
+        if cookie.ports is not None:
+            if len(cookie.ports) == 0:
+                out.append("Port")
+            else:
+                out.append("Port=%s" % quoteString(",".join([str(x) for x in cookie.ports])))
+        if cookie.secure:
+            out.append("Secure")
+        out.append('Version="1"')
+        setCookies.append('; '.join(out))
+    return setCookies
+
+def parseDepth(depth):
+    if depth not in ("0", "1", "infinity"):
+        raise ValueError("Invalid depth header value: %s" % (depth,))
+    return depth
+
+def parseOverWrite(overwrite):
+    if overwrite == "F":
+        return False
+    elif overwrite == "T":
+        return True
+    raise ValueError("Invalid overwrite header value: %s" % (overwrite,))
+
+def generateOverWrite(overwrite):
+    if overwrite:
+        return "T"
+    else:
+        return "F"
+
+##### Random stuff that looks useful.
+# def sortMimeQuality(s):
+#     def sorter(item1, item2):
+#         if item1[0] == '*':
+#             if item2[0] == '*':
+#                 return 0
+
+
+# def sortQuality(s):
+#     def sorter(item1, item2):
+#         if item1[1] < item2[1]:
+#             return -1
+#         if item1[1] < item2[1]:
+#             return 1
+#         if item1[0] == item2[0]:
+#             return 0
+
+
+# def getMimeQuality(mimeType, accepts):
+#     type,args = parseArgs(mimeType)
+#     type=type.split(Token('/'))
+#     if len(type) != 2:
+#         raise ValueError, "MIME Type "+s+" invalid."
+
+#     for accept in accepts:
+#         accept,acceptQual=accept
+#         acceptType=accept[0:1]
+#         acceptArgs=accept[2]
+
+#         if ((acceptType == type or acceptType == (type[0],'*') or acceptType==('*','*')) and
+#             (args == acceptArgs or len(acceptArgs) == 0)):
+#             return acceptQual
+
+# def getQuality(type, accepts):
+#     qual = accepts.get(type)
+#     if qual is not None:
+#         return qual
+
+#     return accepts.get('*')
+
+# Headers object
+class __RecalcNeeded(object):
+    def __repr__(self):
+        return "<RecalcNeeded>"
+
+_RecalcNeeded = __RecalcNeeded()
+
+class Headers(object):
+    """This class stores the HTTP headers as both a parsed representation and
+    the raw string representation. It converts between the two on demand."""
+
+    def __init__(self, headers=None, rawHeaders=None, handler=DefaultHTTPHandler):
+        self._raw_headers = {}
+        self._headers = {}
+        self.handler = handler
+        if headers is not None:
+            for key, value in headers.iteritems():
+                self.setHeader(key, value)
+        if rawHeaders is not None:
+            for key, value in rawHeaders.iteritems():
+                self.setRawHeaders(key, value)
+
+    def _setRawHeaders(self, headers):
+        self._raw_headers = headers
+        self._headers = {}
+
+    def _toParsed(self, name):
+        r = self._raw_headers.get(name, None)
+        h = self.handler.parse(name, r)
+        if h is not None:
+            self._headers[name] = h
+        return h
+
+    def _toRaw(self, name):
+        h = self._headers.get(name, None)
+        r = self.handler.generate(name, h)
+        if r is not None:
+            self._raw_headers[name] = r
+        return r
+
+    def hasHeader(self, name):
+        """Does a header with the given name exist?"""
+        name=name.lower()
+        return self._raw_headers.has_key(name)
+
+    def getRawHeaders(self, name, default=None):
+        """Returns a list of headers matching the given name as the raw string given."""
+
+        name=name.lower()
+        raw_header = self._raw_headers.get(name, default)
+        if raw_header is not _RecalcNeeded:
+            return raw_header
+
+        return self._toRaw(name)
+
+    def getHeader(self, name, default=None):
+        """Ret9urns the parsed representation of the given header.
+        The exact form of the return value depends on the header in question.
+
+        If no parser for the header exists, raise ValueError.
+
+        If the header doesn't exist, return default (or None if not specified)
+        """
+        name=name.lower()
+        parsed = self._headers.get(name, default)
+        if parsed is not _RecalcNeeded:
+            return parsed
+        return self._toParsed(name)
+
+    def setRawHeaders(self, name, value):
+        """Sets the raw representation of the given header.
+        Value should be a list of strings, each being one header of the
+        given name.
+        """
+        name=name.lower()
+        self._raw_headers[name] = value
+        self._headers[name] = _RecalcNeeded
+
+    def setHeader(self, name, value):
+        """Sets the parsed representation of the given header.
+        Value should be a list of objects whose exact form depends
+        on the header in question.
+        """
+        name=name.lower()
+        self._raw_headers[name] = _RecalcNeeded
+        self._headers[name] = value
+
+    def addRawHeader(self, name, value):
+        """
+        Add a raw value to a header that may or may not already exist.
+        If it exists, add it as a separate header to output; do not
+        replace anything.
+        """
+        name=name.lower()
+        raw_header = self._raw_headers.get(name)
+        if raw_header is None:
+            # No header yet
+            raw_header = []
+            self._raw_headers[name] = raw_header
+        elif raw_header is _RecalcNeeded:
+            raw_header = self._toRaw(name)
+
+        raw_header.append(value)
+        self._headers[name] = _RecalcNeeded
+
+    def removeHeader(self, name):
+        """Removes the header named."""
+
+        name=name.lower()
+        if self._raw_headers.has_key(name):
+            del self._raw_headers[name]
+            del self._headers[name]
+
+    def __repr__(self):
+        return '<Headers: Raw: %s Parsed: %s>'% (self._raw_headers, self._headers)
+
+    def canonicalNameCaps(self, name):
+        """Return the name with the canonical capitalization, if known,
+        otherwise, Caps-After-Dashes"""
+        return header_case_mapping.get(name) or dashCapitalize(name)
+
+    def getAllRawHeaders(self):
+        """Return an iterator of key,value pairs of all headers
+        contained in this object, as strings. The keys are capitalized
+        in canonical capitalization."""
+        for k,v in self._raw_headers.iteritems():
+            if v is _RecalcNeeded:
+                v = self._toRaw(k)
+            yield self.canonicalNameCaps(k), v
+
+    def makeImmutable(self):
+        """Make this header set immutable. All mutating operations will
+        raise an exception."""
+        self.setHeader = self.setRawHeaders = self.removeHeader = self._mutateRaise
+
+    def _mutateRaise(self, *args):
+        raise AttributeError("This header object is immutable as the headers have already been sent.")
+
+
+"""The following dicts are all mappings of header to list of operations
+   to perform. The first operation should generally be 'tokenize' if the
+   header can be parsed according to the normal tokenization rules. If
+   it cannot, generally the first thing you want to do is take only the
+   last instance of the header (in case it was sent multiple times, which
+   is strictly an error, but we're nice.).
+   """
+
+iteritems = lambda x: x.iteritems()
+
+
+parser_general_headers = {
+    'Cache-Control':(tokenize, listParser(parseCacheControl), dict),
+    'Connection':(tokenize,filterTokens),
+    'Date':(last,parseDateTime),
+#    'Pragma':tokenize
+#    'Trailer':tokenize
+    'Transfer-Encoding':(tokenize,filterTokens),
+#    'Upgrade':tokenize
+#    'Via':tokenize,stripComment
+#    'Warning':tokenize
+}
+
+generator_general_headers = {
+    'Cache-Control':(iteritems, listGenerator(generateCacheControl), singleHeader),
+    'Connection':(generateList,singleHeader),
+    'Date':(generateDateTime,singleHeader),
+#    'Pragma':
+#    'Trailer':
+    'Transfer-Encoding':(generateList,singleHeader),
+#    'Upgrade':
+#    'Via':
+#    'Warning':
+}
+
+parser_request_headers = {
+    'Accept': (tokenize, listParser(parseAccept), dict),
+    'Accept-Charset': (tokenize, listParser(parseAcceptQvalue), dict, addDefaultCharset),
+    'Accept-Encoding':(tokenize, listParser(parseAcceptQvalue), dict, addDefaultEncoding),
+    'Accept-Language':(tokenize, listParser(parseAcceptQvalue), dict),
+    'Authorization': (last, parseAuthorization),
+    'Cookie':(parseCookie,),
+    'Expect':(tokenize, listParser(parseExpect), dict),
+    'From':(last,),
+    'Host':(last,),
+    'If-Match':(tokenize, listParser(parseStarOrETag), list),
+    'If-Modified-Since':(last, parseIfModifiedSince),
+    'If-None-Match':(tokenize, listParser(parseStarOrETag), list),
+    'If-Range':(parseIfRange,),
+    'If-Unmodified-Since':(last,parseDateTime),
+    'Max-Forwards':(last,int),
+#    'Proxy-Authorization':str, # what is "credentials"
+    'Range':(tokenize, parseRange),
+    'Referer':(last,str), # TODO: URI object?
+    'TE':(tokenize, listParser(parseAcceptQvalue), dict),
+    'User-Agent':(last,str),
+}
+
+generator_request_headers = {
+    'Accept': (iteritems,listGenerator(generateAccept),singleHeader),
+    'Accept-Charset': (iteritems, listGenerator(generateAcceptQvalue),singleHeader),
+    'Accept-Encoding': (iteritems, removeDefaultEncoding, listGenerator(generateAcceptQvalue),singleHeader),
+    'Accept-Language': (iteritems, listGenerator(generateAcceptQvalue),singleHeader),
+    'Authorization': (generateAuthorization,), # what is "credentials"
+    'Cookie':(generateCookie,singleHeader),
+    'Expect':(iteritems, listGenerator(generateExpect), singleHeader),
+    'From':(str,singleHeader),
+    'Host':(str,singleHeader),
+    'If-Match':(listGenerator(generateStarOrETag), singleHeader),
+    'If-Modified-Since':(generateDateTime,singleHeader),
+    'If-None-Match':(listGenerator(generateStarOrETag), singleHeader),
+    'If-Range':(generateIfRange, singleHeader),
+    'If-Unmodified-Since':(generateDateTime,singleHeader),
+    'Max-Forwards':(str, singleHeader),
+#    'Proxy-Authorization':str, # what is "credentials"
+    'Range':(generateRange,singleHeader),
+    'Referer':(str,singleHeader),
+    'TE': (iteritems, listGenerator(generateAcceptQvalue),singleHeader),
+    'User-Agent':(str,singleHeader),
+}
+
+parser_response_headers = {
+    'Accept-Ranges':(tokenize, filterTokens),
+    'Age':(last,int),
+    'ETag':(tokenize, ETag.parse),
+    'Location':(last,), # TODO: URI object?
+#    'Proxy-Authenticate'
+    'Retry-After':(last, parseRetryAfter),
+    'Server':(last,),
+    'Set-Cookie':(parseSetCookie,),
+    'Set-Cookie2':(tokenize, parseSetCookie2),
+    'Vary':(tokenize, filterTokens),
+    'WWW-Authenticate': (lambda h: tokenize(h, foldCase=False),
+                         parseWWWAuthenticate,)
+}
+
+generator_response_headers = {
+    'Accept-Ranges':(generateList, singleHeader),
+    'Age':(str, singleHeader),
+    'ETag':(ETag.generate, singleHeader),
+    'Location':(str, singleHeader),
+#    'Proxy-Authenticate'
+    'Retry-After':(generateRetryAfter, singleHeader),
+    'Server':(str, singleHeader),
+    'Set-Cookie':(generateSetCookie,),
+    'Set-Cookie2':(generateSetCookie2,),
+    'Vary':(generateList, singleHeader),
+    'WWW-Authenticate':(generateWWWAuthenticate,)
+}
+
+parser_entity_headers = {
+    'Allow':(lambda str:tokenize(str, foldCase=False), filterTokens),
+    'Content-Encoding':(tokenize, filterTokens),
+    'Content-Language':(tokenize, filterTokens),
+    'Content-Length':(last, int),
+    'Content-Location':(last,), # TODO: URI object?
+    'Content-MD5':(last, parseContentMD5),
+    'Content-Range':(last, parseContentRange),
+    'Content-Type':(lambda str:tokenize(str, foldCase=False), parseContentType),
+    'Expires':(last, parseExpires),
+    'Last-Modified':(last, parseDateTime),
+    }
+
+generator_entity_headers = {
+    'Allow':(generateList, singleHeader),
+    'Content-Encoding':(generateList, singleHeader),
+    'Content-Language':(generateList, singleHeader),
+    'Content-Length':(str, singleHeader),
+    'Content-Location':(str, singleHeader),
+    'Content-MD5':(base64.encodestring, lambda x: x.strip("\n"), singleHeader),
+    'Content-Range':(generateContentRange, singleHeader),
+    'Content-Type':(generateContentType, singleHeader),
+    'Expires':(generateDateTime, singleHeader),
+    'Last-Modified':(generateDateTime, singleHeader),
+    }
+
+DefaultHTTPHandler.updateParsers(parser_general_headers)
+DefaultHTTPHandler.updateParsers(parser_request_headers)
+DefaultHTTPHandler.updateParsers(parser_response_headers)
+DefaultHTTPHandler.updateParsers(parser_entity_headers)
+
+DefaultHTTPHandler.updateGenerators(generator_general_headers)
+DefaultHTTPHandler.updateGenerators(generator_request_headers)
+DefaultHTTPHandler.updateGenerators(generator_response_headers)
+DefaultHTTPHandler.updateGenerators(generator_entity_headers)
+
+
+# casemappingify(DefaultHTTPParsers)
+# casemappingify(DefaultHTTPGenerators)
+
+# lowerify(DefaultHTTPParsers)
+# lowerify(DefaultHTTPGenerators)
--- a/web/httpcache.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/httpcache.py	Thu Apr 15 12:48:40 2010 +0200
@@ -43,6 +43,8 @@
     """
 
     def etag(self):
+        if not self.req.cnx: # session without established connection to the repo
+            return self.view.__regid__
         return self.view.__regid__ + '/' + ','.join(sorted(self.req.user.groups))
 
     def max_age(self):
@@ -131,8 +133,5 @@
 # max-age=0 to actually force revalidation when needed
 viewmod.View.cache_max_age = 0
 
-
-viewmod.EntityView.http_cache_manager = EntityHTTPCacheManager
-
 viewmod.StartupView.http_cache_manager = MaxAgeHTTPCacheManager
 viewmod.StartupView.cache_max_age = 60*60*2 # stay in http cache for 2 hours by default
--- a/web/request.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/request.py	Thu Apr 15 12:48:40 2010 +0200
@@ -31,6 +31,7 @@
 from cubicweb.view import STRICT_DOCTYPE, TRANSITIONAL_DOCTYPE_NOEXT
 from cubicweb.web import (INTERNAL_FIELD_VALUE, LOGGER, NothingToEdit,
                           RequestError, StatusResponse)
+from cubicweb.web.http_headers import Headers
 
 _MARKER = object()
 
@@ -88,6 +89,8 @@
         self.pageid = None
         self.datadir_url = self._datadir_url()
         self._set_pageid()
+        # prepare output header
+        self.headers_out = Headers()
 
     def _set_pageid(self):
         """initialize self.pageid
@@ -119,11 +122,11 @@
             self.set_page_data('rql_varmaker', varmaker)
         return varmaker
 
-    def set_connection(self, cnx, user=None):
+    def set_session(self, session, user=None):
         """method called by the session handler when the user is authenticated
         or an anonymous connection is open
         """
-        super(CubicWebRequestBase, self).set_connection(cnx, user)
+        super(CubicWebRequestBase, self).set_session(session, user)
         # set request language
         vreg = self.vreg
         if self.user:
@@ -148,8 +151,9 @@
         gettext, self.pgettext = self.translations[lang]
         self._ = self.__ = gettext
         self.lang = lang
-        self.cnx.set_session_props(lang=lang)
         self.debug('request language: %s', lang)
+        if self.cnx:
+            self.cnx.set_session_props(lang=lang)
 
     # input form parameters management ########################################
 
@@ -233,7 +237,7 @@
     @property
     def message(self):
         try:
-            return self.get_session_data(self._msgid, default=u'', pop=True)
+            return self.session.data.pop(self._msgid, '')
         except AttributeError:
             try:
                 return self._msg
@@ -254,17 +258,17 @@
     def set_redirect_message(self, msg):
         assert isinstance(msg, unicode)
         msgid = self.redirect_message_id()
-        self.set_session_data(msgid, msg)
+        self.session.data[msgid] = msg
         return msgid
 
     def append_to_redirect_message(self, msg):
         msgid = self.redirect_message_id()
-        currentmsg = self.get_session_data(msgid)
+        currentmsg = self.session.data.get(msgid)
         if currentmsg is not None:
             currentmsg = '%s %s' % (currentmsg, msg)
         else:
             currentmsg = msg
-        self.set_session_data(msgid, currentmsg)
+        self.session.data[msgid] = currentmsg
         return msgid
 
     def reset_message(self):
@@ -276,8 +280,8 @@
     def update_search_state(self):
         """update the current search state"""
         searchstate = self.form.get('__mode')
-        if not searchstate and self.cnx is not None:
-            searchstate = self.get_session_data('search_state', 'normal')
+        if not searchstate and self.cnx:
+            searchstate = self.session.data.get('search_state', 'normal')
         self.set_search_state(searchstate)
 
     def set_search_state(self, searchstate):
@@ -287,8 +291,8 @@
         else:
             self.search_state = ('linksearch', searchstate.split(':'))
             assert len(self.search_state[-1]) == 4
-        if self.cnx is not None:
-            self.set_session_data('search_state', searchstate)
+        if self.cnx:
+            self.session.data['search_state'] = searchstate
 
     def match_search_state(self, rset):
         """when searching an entity to create a relation, return True if entities in
@@ -305,12 +309,12 @@
 
     def update_breadcrumbs(self):
         """stores the last visisted page in session data"""
-        searchstate = self.get_session_data('search_state')
+        searchstate = self.session.data.get('search_state')
         if searchstate == 'normal':
-            breadcrumbs = self.get_session_data('breadcrumbs', None)
+            breadcrumbs = self.session.data.get('breadcrumbs')
             if breadcrumbs is None:
                 breadcrumbs = SizeConstrainedList(10)
-                self.set_session_data('breadcrumbs', breadcrumbs)
+                self.session.data['breadcrumbs'] = breadcrumbs
                 breadcrumbs.append(self.url())
             else:
                 url = self.url()
@@ -318,7 +322,7 @@
                     breadcrumbs.append(url)
 
     def last_visited_page(self):
-        breadcrumbs = self.get_session_data('breadcrumbs', None)
+        breadcrumbs = self.session.data.get('breadcrumbs')
         if breadcrumbs:
             return breadcrumbs.pop()
         return self.base_url()
@@ -365,11 +369,10 @@
         self.del_page_data(cbname)
 
     def clear_user_callbacks(self):
-        if self.cnx is not None:
-            sessdata = self.session_data()
-            callbacks = [key for key in sessdata if key.startswith('cb_')]
-            for callback in callbacks:
-                self.del_session_data(callback)
+        if self.session is not None: # XXX
+            for key in self.session.data.keys():
+                if key.startswith('cb_'):
+                    del self.session.data[key]
 
     # web edition helpers #####################################################
 
@@ -435,13 +438,13 @@
         This is needed when the edition is completed (whether it's validated
         or cancelled)
         """
-        self.del_session_data('pending_insert')
-        self.del_session_data('pending_delete')
+        self.session.data.pop('pending_insert', None)
+        self.session.data.pop('pending_delete', None)
 
     def cancel_edition(self, errorurl):
         """remove pending operations and `errorurl`'s specific stored data
         """
-        self.del_session_data(errorurl)
+        self.session.data.pop(errorurl, None)
         self.remove_pending_operations()
 
     # high level methods for HTTP headers management ##########################
@@ -657,17 +660,26 @@
         """
         raise NotImplementedError()
 
-    def set_header(self, header, value):
+    def set_header(self, header, value, raw=True):
         """set an output HTTP header"""
-        raise NotImplementedError()
+        if raw:
+            # adding encoded header is important, else page content
+            # will be reconverted back to unicode and apart unefficiency, this
+            # may cause decoding problem (e.g. when downloading a file)
+            self.headers_out.setRawHeaders(header, [str(value)])
+        else:
+            self.headers_out.setHeader(header, value)
 
     def add_header(self, header, value):
         """add an output HTTP header"""
-        raise NotImplementedError()
+        # adding encoded header is important, else page content
+        # will be reconverted back to unicode and apart unefficiency, this
+        # may cause decoding problem (e.g. when downloading a file)
+        self.headers_out.addRawHeader(header, str(value))
 
     def remove_header(self, header):
         """remove an output HTTP header"""
-        raise NotImplementedError()
+        self.headers_out.removeHeader(header)
 
     def header_authorization(self):
         """returns a couple (auth-type, auth-value)"""
@@ -733,26 +745,29 @@
 
     def get_page_data(self, key, default=None):
         """return value associated to `key` in curernt page data"""
-        page_data = self.cnx.get_session_data(self.pageid, {})
+        page_data = self.session.data.get(self.pageid)
+        if page_data is None:
+            return default
         return page_data.get(key, default)
 
     def set_page_data(self, key, value):
         """set value associated to `key` in current page data"""
         self.html_headers.add_unload_pagedata()
-        page_data = self.cnx.get_session_data(self.pageid, {})
+        page_data = self.session.data.setdefault(self.pageid, {})
         page_data[key] = value
-        return self.cnx.set_session_data(self.pageid, page_data)
+        self.session.data[self.pageid] = page_data
 
     def del_page_data(self, key=None):
         """remove value associated to `key` in current page data
         if `key` is None, all page data will be cleared
         """
         if key is None:
-            self.cnx.del_session_data(self.pageid)
+            self.session.data.pop(self.pageid, None)
         else:
-            page_data = self.cnx.get_session_data(self.pageid, {})
-            page_data.pop(key, None)
-            self.cnx.set_session_data(self.pageid, page_data)
+            try:
+                del self.session.data[self.pageid][key]
+            except KeyError:
+                pass
 
     # user-agent detection ####################################################
 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/schemaviewer.py	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,193 @@
+"""an helper class to display CubicWeb schema using ureports
+
+:organization: Logilab
+:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
+:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
+:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
+"""
+__docformat__ = "restructuredtext en"
+_ = unicode
+
+from logilab.common.ureports import Section, Title, Table, Link, Span, Text
+
+from yams.schema2dot import CARD_MAP
+from yams.schema import RelationDefinitionSchema
+
+I18NSTRINGS = [_('read'), _('add'), _('delete'), _('update'), _('order')]
+
+
+class SchemaViewer(object):
+    """return an ureport layout for some part of a schema"""
+    def __init__(self, req=None, encoding=None):
+        self.req = req
+        if req is not None:
+            self.req.add_css('cubicweb.schema.css')
+            if not encoding:
+                encoding = req.encoding
+        self.encoding = encoding
+
+    def visit_schema(self, schema, display_relations=0, skiptypes=()):
+        """get a layout for a whole schema"""
+        title = Title(self.req._('Schema %s') % schema.name,
+                      klass='titleUnderline')
+        layout = Section(children=(title,))
+        esection = Section(children=(Title(self.req._('Entities'),
+                                           klass='titleUnderline'),))
+        layout.append(esection)
+        eschemas = [eschema for eschema in schema.entities()
+                    if not (eschema.final or eschema in skiptypes)]
+        for eschema in sorted(eschemas):
+            esection.append(self.visit_entityschema(eschema, skiptypes))
+        if display_relations:
+            title = Title(self.req._('Relations'), klass='titleUnderline')
+            rsection = Section(children=(title,))
+            layout.append(rsection)
+            relations = [rschema for rschema in schema.relations()
+                         if not (rschema.final or rschema.type in skiptypes)]
+            keys = [(rschema.type, rschema) for rschema in relations]
+            for key, rschema in sorted(keys):
+                relstr = self.visit_relationschema(rschema)
+                rsection.append(relstr)
+        return layout
+
+    def _entity_attributes_data(self, eschema):
+        _ = self.req._
+        data = [_('attribute'), _('type'), _('default'), _('constraints')]
+        for rschema, aschema in eschema.attribute_definitions():
+            rdef = eschema.rdef(rschema)
+            if not rdef.may_have_permission('read', self.req):
+                continue
+            aname = rschema.type
+            if aname == 'eid':
+                continue
+            data.append('%s (%s)' % (aname, _(aname)))
+            data.append(_(aschema.type))
+            defaultval = eschema.default(aname)
+            if defaultval is not None:
+                default = self.to_string(defaultval)
+            elif rdef.cardinality[0] == '1':
+                default = _('required field')
+            else:
+                default = ''
+            data.append(default)
+            constraints = rschema.rproperty(eschema.type, aschema.type,
+                                            'constraints')
+            data.append(', '.join(str(constr) for constr in constraints))
+        return data
+
+    def eschema_link_url(self, eschema):
+        return self.req.build_url('cwetype/%s' % eschema)
+
+    def rschema_link_url(self, rschema):
+        return self.req.build_url('cwrtype/%s' % rschema)
+
+    def stereotype(self, name):
+        return Span((' <<%s>>' % name,), klass='stereotype')
+
+    def visit_entityschema(self, eschema, skiptypes=()):
+        """get a layout for an entity schema"""
+        etype = eschema.type
+        layout = Section(children=' ', klass='clear')
+        layout.append(Link(etype,'&#160;' , id=etype)) # anchor
+        title = Link(self.eschema_link_url(eschema), etype)
+        boxchild = [Section(children=(title,), klass='title')]
+        data = []
+        data.append(Section(children=boxchild, klass='box'))
+        data.append(Section(children='', klass='vl'))
+        data.append(Section(children='', klass='hl'))
+        t_vars = []
+        rels = []
+        first = True
+        for rschema, targetschemas, role in eschema.relation_definitions():
+            if rschema.type in skiptypes:
+                continue
+            rschemaurl = self.rschema_link_url(rschema)
+            for oeschema in targetschemas:
+                rdef = rschema.role_rdef(eschema, oeschema, role)
+                if not rdef.may_have_permission('read', self.req):
+                    continue
+                label = rschema.type
+                if role == 'subject':
+                    cards = rschema.rproperty(eschema, oeschema, 'cardinality')
+                else:
+                    cards = rschema.rproperty(oeschema, eschema, 'cardinality')
+                    cards = cards[::-1]
+                label = '%s %s %s' % (CARD_MAP[cards[1]], label,
+                                      CARD_MAP[cards[0]])
+                rlink = Link(rschemaurl, label)
+                elink = Link(self.eschema_link_url(oeschema), oeschema.type)
+                if first:
+                    t_vars.append(Section(children=(elink,), klass='firstvar'))
+                    rels.append(Section(children=(rlink,), klass='firstrel'))
+                    first = False
+                else:
+                    t_vars.append(Section(children=(elink,), klass='var'))
+                    rels.append(Section(children=(rlink,), klass='rel'))
+        data.append(Section(children=rels, klass='rels'))
+        data.append(Section(children=t_vars, klass='vars'))
+        layout.append(Section(children=data, klass='entityAttributes'))
+        return layout
+
+    def visit_relationschema(self, rschema, title=True):
+        """get a layout for a relation schema"""
+        _ = self.req._
+        if title:
+            title = Link(self.rschema_link_url(rschema), rschema.type)
+            stereotypes = []
+            if rschema.meta:
+                stereotypes.append('meta')
+            if rschema.symmetric:
+                stereotypes.append('symmetric')
+            if rschema.inlined:
+                stereotypes.append('inlined')
+            title = Section(children=(title, ' (%s)'%rschema.display_name(self.req)), klass='title')
+            if stereotypes:
+                title.append(self.stereotype(','.join(stereotypes)))
+            layout = Section(children=(title,), klass='schema')
+        else:
+            layout = Section(klass='schema')
+        data = [_('from'), _('to')]
+        schema = rschema.schema
+        rschema_objects = rschema.objects()
+        if rschema_objects:
+            # might be empty
+            properties = [p for p in RelationDefinitionSchema.rproperty_defs(rschema_objects[0])
+                          if not p in ('cardinality', 'composite', 'eid')]
+        else:
+            properties = []
+        data += [_(prop) for prop in properties]
+        cols = len(data)
+        done = set()
+        for subjtype, objtypes in rschema.associations():
+            for objtype in objtypes:
+                if (subjtype, objtype) in done:
+                    continue
+                done.add((subjtype, objtype))
+                if rschema.symmetric:
+                    done.add((objtype, subjtype))
+                data.append(Link(self.eschema_link_url(schema[subjtype]), subjtype))
+                data.append(Link(self.eschema_link_url(schema[objtype]), objtype))
+                rdef = rschema.rdef(subjtype, objtype)
+                for prop in properties:
+                    val = getattr(rdef, prop)
+                    if val is None:
+                        val = ''
+                    elif prop == 'constraints':
+                        val = ', '.join([c.restriction for c in val])
+                    elif isinstance(val, (list, tuple)):
+                        val = ', '.join(str(v) for v in val)
+                    elif val and isinstance(val, basestring):
+                        val = _(val)
+                    else:
+                        val = str(val)
+                    data.append(Text(val))
+        table = Table(cols=cols, rheaders=1, children=data, klass='listing')
+        layout.append(Section(children=(table,), klass='relationDefinition'))
+        layout.append(Section(children='', klass='clear'))
+        return layout
+
+    def to_string(self, value):
+        """used to converte arbitrary values to encoded string"""
+        if isinstance(value, unicode):
+            return value.encode(self.encoding, 'replace')
+        return str(value)
Binary file web/test/data/sample1.pdf has changed
--- a/web/test/data/sample1.xml	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,138 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd" [
-  <!ATTLIST html xmlns:cubicweb CDATA  #FIXED 'http://www.logilab.org/2008/cubicweb'  >
-
-<!ENTITY % coreattrs
- "id          ID            #IMPLIED
-  class       CDATA         #IMPLIED
-  style       CDATA         #IMPLIED
-  title       CDATA         #IMPLIED
-
- cubicweb:sortvalue         CDATA   #IMPLIED
- cubicweb:target            CDATA   #IMPLIED
- cubicweb:limit             CDATA   #IMPLIED
- cubicweb:type              CDATA   #IMPLIED
- cubicweb:loadtype          CDATA   #IMPLIED
- cubicweb:wdgtype           CDATA   #IMPLIED
- cubicweb:initfunc          CDATA   #IMPLIED
- cubicweb:inputid           CDATA   #IMPLIED
- cubicweb:tindex            CDATA   #IMPLIED
- cubicweb:inputname         CDATA   #IMPLIED
- cubicweb:value             CDATA   #IMPLIED
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- cubicweb:accesskey         CDATA   #IMPLIED
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- cubicweb:displayactions    CDATA   #IMPLIED
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- cubicweb:fname             CDATA   #IMPLIED
- cubicweb:vid               CDATA   #IMPLIED
- cubicweb:rql               CDATA   #IMPLIED
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- cubicweb:rooteid           CDATA   #IMPLIED
- cubicweb:dataurl           CDATA   #IMPLIED
- cubicweb:size              CDATA   #IMPLIED
- cubicweb:tlunit            CDATA   #IMPLIED
- cubicweb:loadurl           CDATA   #IMPLIED
- cubicweb:uselabel          CDATA   #IMPLIED
- cubicweb:facetargs         CDATA   #IMPLIED
- cubicweb:facetName         CDATA   #IMPLIED
-  "> ] >
-
-<html xmlns="http://www.w3.org/1999/xhtml" xmlns:cubicweb="http://www.logilab.org/2008/cubicweb" xml:lang="fr" lang="fr">
-<head>
-<base href="http://crater:8888/"></base><meta http-equiv="content-type" content="application/xhtml+xml; charset=UTF-8"/>
-<meta name="ROBOTS" content="NOINDEX" />
-<link rel="shortcut icon" href="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/favicon.ico"/>
-<link rel="alternate" type="application/rss+xml" title="RSS feed" href="http://crater:8888/project/Comet/0.2.0?vid=rss"/>
-<title>Comet 0.2.0 (unset title)</title>
-<script type="text/javascript"><!--//--><![CDATA[//><!--
-pageid = "0499a5d7add13919a458db30006d9832";
-//--><!]]></script>
-<link rel="stylesheet" type="text/css" media="all" href="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubes.tracker.css"/>
-<link rel="stylesheet" type="text/css" media="print" href="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.print.css"/>
-<link rel="stylesheet" type="text/css" media="all" href="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.login.css"/>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/jquery.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/jquery.corner.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/jquery.json.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.compat.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.python.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.htmlhelpers.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.ajax.js"></script>
-<script type="text/javascript" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/cubicweb.bookmarks.js"></script>
-<script type="text/javascript">
-jQuery(document).ready(function () {
- jQuery("#__login:visible").focus()
- });
-</script>
-</head>
-
-<body>
-<table id="header"><tr>
-<td id="firstcolumn"><a href="http://crater:8888/"><img class="logo" src="http://crater:8888/data0ea37b3fea72bf4b2fde96c64e51f626/logo.png" alt="logo"/></a></td>
-<td id="headtext"><span id="appliName"><a href="http://crater:8888/">unset title</a></span><span class="pathbar">&#160;&gt;&#160;<a href="http://crater:8888/Project">projets</a>&#160;&gt;&#160;<a href="http://crater:8888/project/Comet" title="">Comet</a>&#160;&gt;&#160;
-0.2.0</span></td><td>
-anonyme&#160;[<a class="logout" href="javascript: popupLoginBox();">s'authentifier</a>]</td><td><a href="http://crater:8888/doc/main" class="help" title="aide">&#160;</a></td><td id="lastcolumn"></td>
-</tr></table>
-<div id="popupLoginBox" class="hidden"><div id="loginContent">
-<form method="post" action="http://crater:8888/project/Comet/0.2.0?vid=statussheet" id="login_form">
-<table>
-<tr>
-<td><label for="__login">identifiant</label></td><td><input name="__login" id="__login" class="data" type="text" /></td></tr><tr>
-<td><label for="__password" >mot de passe</label></td><td><input name="__password" id="__password" class="data" type="password" /></td>
-</tr><tr>
-<td>&#160;</td><td><input type="submit" class="loginButton right" value="s'identifier" />
-</td></tr>
-</table>
-</form>
-</div></div>
-
-  <div id="stateheader">
-  </div>
-  <div id="page"><table width="100%" border="0" id="mainLayout"><tr>
-<td class="navcol"><div class="navboxes">
-<div class="searchBoxFrame" id="search_box"><div class="boxTitle"><span><span onclick="javascript: toggleVisibility('rqlinput')">rechercher</span></span></div><div class="boxContent">
-<form action="http://crater:8888/view">
-<table id="tsearch"><tr><td>
-<input id="norql" type="text" accesskey="q" tabindex="1" title="search text" value="" name="rql" />
-<input type="hidden" name="__fromsearchbox" value="1" />
-<input type="hidden" name="subvid" value="tsearch" />
-</td><td>
-<input tabindex="2" type="submit" id="rqlboxsubmit" class="rqlsubmit" value="" />
-</td></tr></table>
-</form></div>
-<div class="shadow">&#160;</div></div><div class="greyBoxFrame" id="edit_box"><div class="boxTitle"><span>actions - version</span></div><div class="boxContent">
-<ul class="boxListing"><li class="boxMainactions"><a href="http://crater:8888/project/Comet/0.2.0" title="keyword: view">voir</a></li>
-<li class="boxMainactions"><a href="http://crater:8888/project/Comet/0.2.0?vid=edition" title="keyword: edit">modifier</a></li>
-<li class="boxMainactions"><a title="aucune transition possible">état: <i>en cours</i></a></li><li><a href="javascript: toggleVisibility('boxmenu_ajouter')" class="boxMenu">ajouter</a><ul id="boxmenu_ajouter" class="hidden"><li class="boxItem"><a href="http://crater:8888/project/Comet/0.2.0?etype=Ticket&amp;__linkto=done_in%3A789%3Asubject&amp;__redirectvid=statussheet&amp;__redirectpath=project%2FComet%2F0.2.0&amp;vid=creation" title="">ticket</a></li>
-<li class="boxItem"><a href="http://crater:8888/project/Comet/0.2.0?etype=Ticket&amp;__linkto=appeared_in%3A789%3Asubject&amp;__redirectvid=statussheet&amp;__redirectpath=project%2FComet%2F0.2.0&amp;vid=creation" title="">signaler une anomalie</a></li>
-</ul></li><li><a href="javascript: toggleVisibility('boxmenu_plus_dactions')" class="boxMenu">plus d'actions</a><ul id="boxmenu_plus_dactions" class="hidden"><li class="boxMoreactions"><a href="http://crater:8888/project/Comet/0.2.0?vid=security" title="keyword: managepermission">gestion des permissions</a></li>
-<li class="boxMoreactions"><a href="http://crater:8888/project/Comet/0.2.0?vid=deleteconf" title="keyword: delete">supprimer</a></li>
-<li class="boxMoreactions"><a href="http://crater:8888/project/Comet/0.2.0?vid=copy" title="keyword: copy">copier</a></li>
-<li class="boxMoreactions"><a href="http://crater:8888/view?rql=Any%20X%20WHERE%20X%20version_of%20P%2C%20P%20name%20%22Comet%22%2C%20X%20num%20%220.2.0%22%2C%20X%20is%20Version&amp;template=pdf-main-template" title="keyword: pdfexport">export pdf</a></li>
-<li class="boxMoreactions"><a href="http://crater:8888/project/Comet/0.2.0?vid=document" title="keyword: pvrestexport">export ReST</a></li>
-</ul></li></ul>
-</div>
-<div class="shadow">&#160;</div></div><div class="boxFrame" id="bookmarks_box"><div class="boxTitle"><span>signets</span></div><div class="boxContent">
-<ul class="sideBox"><li><a href="javascript: toggleVisibility('boxmenu_gérer_les_signets')" class="boxMenu">gérer les signets</a><ul id="boxmenu_gérer_les_signets" class="hidden"><li class="boxManage"><a href="http://crater:8888/add/Bookmark?__linkto=bookmarked_by%3A5%3Asubject&amp;path=project%2FComet%2F0.2.0%3Fvid%3Dstatussheet" title="keyword: bookmark">poser un signet ici</a></li>
-<li class="boxManage"><a href="http://crater:8888/cwuser/admin?target=subject&amp;vid=xaddrelation&amp;rtype=bookmarked_by" title="">récupérer des signets existants</a></li>
-</ul></li></ul>
-</div>
-<div class="shadow">&#160;</div></div></div></td>
-<td id="contentcol">
-<div id="rqlinput" class="hidden">
-          <form action="http://crater:8888/view">
-<fieldset>
-<input type="text" id="rql" name="rql" value="Any X WHERE X version_of P, P name &quot;Comet&quot;, X num &quot;0.2.0&quot;, X is Version"  title="texte à rechercher ou requête RQL" tabindex="3" accesskey="q" class="searchField" />
-<input type="submit" value="" class="rqlsubmit" tabindex="4" />
-</fieldset>
-</form></div><div id="appMsg" onclick="javascript: toggleVisibility('appMsg')" class="hidden">
-</div><div id="pageContent">
-<div id="contentmain">
-<h2>Fiche de statut</h2><table class="listing"><tr><th rowspan="2">Projets</th><th colspan="2">Version</th><th rowspan="2">Parent</th><th rowspan="2">Tickets ouverts</th><th rowspan="2">Tickets implémentés</th><th rowspan="2">Statut</th></tr><tr><th>actuelle</th><th>ciblée</th></tr><tr><td title=""><a href="http://crater:8888/project/Developper%20manual" title="">Developper manual</a></td><td><a href="http://crater:8888/project/Developper%20manual/0.1.0">0.1.0</a></td><td><a href="http://crater:8888/project/Developper%20manual/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Comet%20documentation" title="">Comet documentation</a></td><td><div title="detail a bit configuration steps"><a href="http://crater:8888/ticket/803">T 803</a></div></td><td></td><td>en cours</td></tr><tr><td title=""><a href="http://crater:8888/project/User%20manual" title="">User manual</a></td><td><a href="http://crater:8888/project/User%20manual/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/User%20manual/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Comet%20documentation" title="">Comet documentation</a></td><td></td><td><div title="write a tutorial"><a href="http://crater:8888/ticket/801">T 801</a></div></td><td>livrée</td></tr><tr><td title=""><a href="http://crater:8888/project/Comet%20documentation" title="">Comet documentation</a></td><td><a href="http://crater:8888/project/Comet%20documentation/0.1.0">0.1.0</a></td><td><a href="http://crater:8888/project/Comet%20documentation/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Comet" title="">Comet</a></td><td></td><td></td><td>en cours</td></tr><tr><td title=""><a href="http://crater:8888/project/Lgc" title="">Lgc</a></td><td><a href="http://crater:8888/project/Lgc/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Lgc/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Tracker" title="">Tracker</a></td><td></td><td><div title="add support for xhtml -&gt; pdf conversion"><a href="http://crater:8888/ticket/793">T 793</a></div></td><td>livrée</td></tr><tr><td title=""><a href="http://crater:8888/project/Tracker" title="">Tracker</a></td><td><a href="http://crater:8888/project/Tracker/0.1.0">0.1.0</a></td><td><a href="http://crater:8888/project/Tracker/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Confman" title="">Confman</a></td><td><div title="extract core from forge cube"><a href="http://crater:8888/ticket/795">T 795</a></div></td><td></td><td>en cours</td></tr><tr><td title=""><a href="http://crater:8888/project/Confman" title="">Confman</a></td><td><a href="http://crater:8888/project/Confman/0.1.0">0.1.0</a></td><td><a href="http://crater:8888/project/Confman/0.2.0">0.2.0</a></td><td><a href="http://crater:8888/project/Comet" title="">Comet</a></td><td><div title="have a version status sheet"><a href="http://crater:8888/ticket/797">T 797</a></div></td><td></td><td>en cours</td></tr></table></div>
-</div>
-</td>
-</tr></table></div>
-<div class="footer"><a href="http://crater:8888/changelog">nouveautés</a> | <a href="http://crater:8888/doc/about">à propos de ce site</a> | © 2001-2009 <a href="http://www.logilab.fr">Logilab S.A.</a></div></body>
-</html>
\ No newline at end of file
--- a/web/test/data/views.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/test/data/views.py	Thu Apr 15 12:48:40 2010 +0200
@@ -14,7 +14,7 @@
 # user
 # NOTE: this require "cookie" authentication mode
 def auto_login_publish(self, path, req):
-    if (req.cnx is None or req.cnx.anonymous_connection) and req.form.get('__fblogin'):
+    if (not req.cnx or req.cnx.anonymous_connection) and req.form.get('__fblogin'):
         login = password = req.form.pop('__fblogin')
         self.repo.register_user(login, password)
         req.form['__login'] = login
--- a/web/test/unittest_application.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/test/unittest_application.py	Thu Apr 15 12:48:40 2010 +0200
@@ -14,9 +14,10 @@
 from logilab.common.testlib import TestCase, unittest_main
 from logilab.common.decorators import clear_cache
 
+from cubicweb import AuthenticationError
 from cubicweb.devtools.testlib import CubicWebTC
 from cubicweb.devtools.fake import FakeRequest
-from cubicweb.web import Redirect, AuthenticationError, ExplicitLogin, INTERNAL_FIELD_VALUE
+from cubicweb.web import LogOut, Redirect, INTERNAL_FIELD_VALUE
 from cubicweb.web.views.basecontrollers import ViewController
 
 class FakeMapping:
@@ -29,7 +30,7 @@
 class MockCursor:
     def __init__(self):
         self.executed = []
-    def execute(self, rql, args=None, cachekey=None):
+    def execute(self, rql, args=None, build_descr=False):
         args = args or {}
         self.executed.append(rql % args)
 
@@ -39,10 +40,12 @@
     def __init__(self, form=None):
         self._cw = FakeRequest()
         self._cw.form = form or {}
-        self._cursor = self._cw.cursor = MockCursor()
+        self._cursor = MockCursor()
+        self._cw.execute = self._cursor.execute
 
     def new_cursor(self):
-        self._cursor = self._cw.cursor = MockCursor()
+        self._cursor = MockCursor()
+        self._cw.execute = self._cursor.execute
 
     def set_form(self, form):
         self._cw.form = form
@@ -178,7 +181,7 @@
             '__errorurl': 'view?vid=edition...'
             }
         path, params = self.expect_redirect(lambda x: self.app_publish(x, 'edit'), req)
-        forminfo = req.get_session_data('view?vid=edition...')
+        forminfo = req.session.data['view?vid=edition...']
         eidmap = forminfo['eidmap']
         self.assertEquals(eidmap, {})
         values = forminfo['values']
@@ -208,7 +211,7 @@
                     '__errorurl': 'view?vid=edition...',
                     }
         path, params = self.expect_redirect(lambda x: self.app_publish(x, 'edit'), req)
-        forminfo = req.get_session_data('view?vid=edition...')
+        forminfo = req.session.data['view?vid=edition...']
         self.assertEquals(set(forminfo['eidmap']), set('XY'))
         self.assertEquals(forminfo['eidmap']['X'], None)
         self.assertIsInstance(forminfo['eidmap']['Y'], int)
@@ -237,7 +240,7 @@
                     '__errorurl': 'view?vid=edition...',
                     }
         path, params = self.expect_redirect(lambda x: self.app_publish(x, 'edit'), req)
-        forminfo = req.get_session_data('view?vid=edition...')
+        forminfo = req.session.data['view?vid=edition...']
         self.assertEquals(set(forminfo['eidmap']), set('XY'))
         self.assertIsInstance(forminfo['eidmap']['X'], int)
         self.assertIsInstance(forminfo['eidmap']['Y'], int)
@@ -299,29 +302,29 @@
     # authentication tests ####################################################
 
     def test_http_auth_no_anon(self):
-        req, origcnx = self.init_authentication('http')
+        req, origsession = self.init_authentication('http')
         self.assertAuthFailure(req)
-        self.assertRaises(ExplicitLogin, self.app_publish, req, 'login')
+        self.assertRaises(AuthenticationError, self.app_publish, req, 'login')
         self.assertEquals(req.cnx, None)
-        authstr = base64.encodestring('%s:%s' % (origcnx.login, origcnx.authinfo['password']))
+        authstr = base64.encodestring('%s:%s' % (origsession.login, origsession.authinfo['password']))
         req._headers['Authorization'] = 'basic %s' % authstr
-        self.assertAuthSuccess(req, origcnx)
-        self.assertEquals(req.cnx.authinfo, {'password': origcnx.authinfo['password']})
-        self.assertRaises(AuthenticationError, self.app_publish, req, 'logout')
+        self.assertAuthSuccess(req, origsession)
+        self.assertEquals(req.session.authinfo, {'password': origsession.authinfo['password']})
+        self.assertRaises(LogOut, self.app_publish, req, 'logout')
         self.assertEquals(len(self.open_sessions), 0)
 
     def test_cookie_auth_no_anon(self):
-        req, origcnx = self.init_authentication('cookie')
+        req, origsession = self.init_authentication('cookie')
         self.assertAuthFailure(req)
         form = self.app_publish(req, 'login')
         self.failUnless('__login' in form)
         self.failUnless('__password' in form)
         self.assertEquals(req.cnx, None)
-        req.form['__login'] = origcnx.login
-        req.form['__password'] = origcnx.authinfo['password']
-        self.assertAuthSuccess(req, origcnx)
-        self.assertEquals(req.cnx.authinfo, {'password': origcnx.authinfo['password']})
-        self.assertRaises(AuthenticationError, self.app_publish, req, 'logout')
+        req.form['__login'] = origsession.login
+        req.form['__password'] = origsession.authinfo['password']
+        self.assertAuthSuccess(req, origsession)
+        self.assertEquals(req.session.authinfo, {'password': origsession.authinfo['password']})
+        self.assertRaises(LogOut, self.app_publish, req, 'logout')
         self.assertEquals(len(self.open_sessions), 0)
 
     def test_login_by_email(self):
@@ -331,71 +334,72 @@
                      'WHERE U login %(login)s', {'address': address, 'login': login})
         self.commit()
         # option allow-email-login not set
-        req, origcnx = self.init_authentication('cookie')
+        req, origsession = self.init_authentication('cookie')
         req.form['__login'] = address
-        req.form['__password'] = origcnx.authinfo['password']
+        req.form['__password'] = origsession.authinfo['password']
         self.assertAuthFailure(req)
         # option allow-email-login set
-        origcnx.login = address
+        origsession.login = address
         self.set_option('allow-email-login', True)
         req.form['__login'] = address
-        req.form['__password'] = origcnx.authinfo['password']
-        self.assertAuthSuccess(req, origcnx)
-        self.assertEquals(req.cnx.authinfo, {'password': origcnx.authinfo['password']})
-        self.assertRaises(AuthenticationError, self.app_publish, req, 'logout')
+        req.form['__password'] = origsession.authinfo['password']
+        self.assertAuthSuccess(req, origsession)
+        self.assertEquals(req.session.authinfo, {'password': origsession.authinfo['password']})
+        self.assertRaises(LogOut, self.app_publish, req, 'logout')
         self.assertEquals(len(self.open_sessions), 0)
 
     def _reset_cookie(self, req):
         # preparing the suite of the test
         # set session id in cookie
         cookie = Cookie.SimpleCookie()
-        cookie['__session'] = req.cnx.sessionid
+        cookie['__session'] = req.session.sessionid
         req._headers['Cookie'] = cookie['__session'].OutputString()
         clear_cache(req, 'get_authorization')
-        # reset cnx as if it was a new incoming request
-        req.cnx = None
+        # reset session as if it was a new incoming request
+        req.session = req.cnx = None
 
     def _test_auth_anon(self, req):
         self.app.connect(req)
-        acnx = req.cnx
+        asession = req.session
         self.assertEquals(len(self.open_sessions), 1)
-        self.assertEquals(acnx.login, 'anon')
-        self.assertEquals(acnx.authinfo['password'], 'anon')
-        self.failUnless(acnx.anonymous_connection)
+        self.assertEquals(asession.login, 'anon')
+        self.assertEquals(asession.authinfo['password'], 'anon')
+        self.failUnless(asession.anonymous_session)
         self._reset_cookie(req)
 
     def _test_anon_auth_fail(self, req):
         self.assertEquals(len(self.open_sessions), 1)
         self.app.connect(req)
         self.assertEquals(req.message, 'authentication failure')
-        self.assertEquals(req.cnx.anonymous_connection, True)
+        self.assertEquals(req.session.anonymous_session, True)
         self.assertEquals(len(self.open_sessions), 1)
         self._reset_cookie(req)
 
     def test_http_auth_anon_allowed(self):
-        req, origcnx = self.init_authentication('http', 'anon')
+        req, origsession = self.init_authentication('http', 'anon')
         self._test_auth_anon(req)
         authstr = base64.encodestring('toto:pouet')
         req._headers['Authorization'] = 'basic %s' % authstr
         self._test_anon_auth_fail(req)
-        authstr = base64.encodestring('%s:%s' % (origcnx.login, origcnx.authinfo['password']))
+        authstr = base64.encodestring('%s:%s' % (origsession.login, origsession.authinfo['password']))
         req._headers['Authorization'] = 'basic %s' % authstr
-        self.assertAuthSuccess(req, origcnx)
-        self.assertEquals(req.cnx.authinfo, {'password': origcnx.authinfo['password']})
-        self.assertRaises(AuthenticationError, self.app_publish, req, 'logout')
+        self.assertAuthSuccess(req, origsession)
+        self.assertEquals(req.session.authinfo, {'password': origsession.authinfo['password']})
+        self.assertRaises(LogOut, self.app_publish, req, 'logout')
         self.assertEquals(len(self.open_sessions), 0)
 
     def test_cookie_auth_anon_allowed(self):
-        req, origcnx = self.init_authentication('cookie', 'anon')
+        req, origsession = self.init_authentication('cookie', 'anon')
         self._test_auth_anon(req)
         req.form['__login'] = 'toto'
         req.form['__password'] = 'pouet'
         self._test_anon_auth_fail(req)
-        req.form['__login'] = origcnx.login
-        req.form['__password'] = origcnx.authinfo['password']
-        self.assertAuthSuccess(req, origcnx)
-        self.assertEquals(req.cnx.authinfo, {'password': origcnx.authinfo['password']})
-        self.assertRaises(AuthenticationError, self.app_publish, req, 'logout')
+        req.form['__login'] = origsession.login
+        req.form['__password'] = origsession.authinfo['password']
+        self.assertAuthSuccess(req, origsession)
+        self.assertEquals(req.session.authinfo,
+                          {'password': origsession.authinfo['password']})
+        self.assertRaises(LogOut, self.app_publish, req, 'logout')
         self.assertEquals(len(self.open_sessions), 0)
 
     def test_non_regr_optional_first_var(self):
--- a/web/test/unittest_pdf.py	Thu Apr 15 12:47:29 2010 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,41 +0,0 @@
-import os.path as osp
-from tempfile import NamedTemporaryFile
-from subprocess import Popen as sub
-from xml.etree.cElementTree import ElementTree, fromstring, tostring, dump
-
-from logilab.common.testlib import TestCase, unittest_main
-
-from cubicweb.utils import can_do_pdf_conversion
-from cubicweb.ext.xhtml2fo import ReportTransformer
-
-DATADIR = osp.join(osp.dirname(__file__), 'data')
-
-class PDFTC(TestCase):
-
-    def test_xhtml_to_fop_to_pdf(self):
-        if not can_do_pdf_conversion():
-            self.skip('dependencies not available : check pysixt and fop')
-        xmltree = ElementTree()
-        xmltree.parse(osp.join(DATADIR, 'sample1.xml'))
-        foptree = ReportTransformer(u'contentmain').transform(xmltree)
-        # next
-        foptmp = NamedTemporaryFile()
-        foptree.write(foptmp)
-        foptmp.flush()
-        pdftmp = NamedTemporaryFile()
-        fopproc = sub(['/usr/bin/fop', foptmp.name, pdftmp.name])
-        fopproc.wait()
-        del foptmp
-        if fopproc.returncode:
-            self.skip('fop returned status %s' % fopproc.returncode)
-        pdftmp.seek(0) # a bit superstitious
-        reference = open(osp.join(DATADIR, 'sample1.pdf'), 'r').read()
-        output = pdftmp.read()
-        # XXX almost equals due to ID, creation date, so it seems to fail
-        self.assertEquals( len(output), len(reference) )
-        # cut begin & end 'cause they contain variyng data
-        self.assertTextEquals(output[150:1500], reference[150:1500])
-
-if __name__ == '__main__':
-    unittest_main()
-
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/test/unittest_session.py	Thu Apr 15 12:48:40 2010 +0200
@@ -0,0 +1,33 @@
+# -*- coding: iso-8859-1 -*-
+"""unit tests for cubicweb.web.application
+
+:organization: Logilab
+:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
+:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
+:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
+"""
+from cubicweb.devtools.testlib import CubicWebTC
+
+class SessionTC(CubicWebTC):
+
+    def test_auto_reconnection(self):
+        sm = self.app.session_handler.session_manager
+        # make is if the web session has been opened by the session manager
+        sm._sessions[self.cnx.sessionid] = self.websession
+        sessionid = self.websession.sessionid
+        self.assertEquals(len(sm._sessions), 1)
+        self.assertEquals(self.websession.sessionid, self.websession.cnx.sessionid)
+        # fake the repo session is expiring
+        self.repo.close(sessionid)
+        # fake an incoming http query with sessionid in session cookie
+        # don't use self.request() which try to call req.set_session
+        req = self.requestcls(self.vreg)
+        websession = sm.get_session(req, sessionid)
+        self.assertEquals(len(sm._sessions), 1)
+        self.assertIs(websession, self.websession)
+        self.assertEquals(websession.sessionid, sessionid)
+        self.assertNotEquals(websession.sessionid, websession.cnx.sessionid)
+
+if __name__ == '__main__':
+    from logilab.common.testlib import unittest_main
+    unittest_main()
--- a/web/test/unittest_urlpublisher.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/test/unittest_urlpublisher.py	Thu Apr 15 12:48:40 2010 +0200
@@ -26,7 +26,7 @@
         req = self.request()
         b = req.create_entity('BlogEntry', title=u'hell\'o', content=u'blabla')
         c = req.create_entity('Tag', name=u'yo') # take care: Tag's name normalized to lower case
-        self.execute('SET C tags B WHERE C eid %(c)s, B eid %(b)s', {'c':c.eid, 'b':b.eid}, 'b')
+        self.execute('SET C tags B WHERE C eid %(c)s, B eid %(b)s', {'c':c.eid, 'b':b.eid})
 
     def process(self, url):
         req = self.req = self.request()
--- a/web/test/unittest_views_basecontrollers.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/test/unittest_views_basecontrollers.py	Thu Apr 15 12:48:40 2010 +0200
@@ -71,7 +71,7 @@
             'in_group-subject:'+eid:  groups,
             }
         path, params = self.expect_redirect_publish(req, 'edit')
-        e = self.execute('Any X WHERE X eid %(x)s', {'x': user.eid}, 'x').get_entity(0, 0)
+        e = self.execute('Any X WHERE X eid %(x)s', {'x': user.eid}).get_entity(0, 0)
         self.assertEquals(e.firstname, u'Sylvain')
         self.assertEquals(e.surname, u'Th\xe9nault')
         self.assertEquals(e.login, user.login)
@@ -111,7 +111,7 @@
             'surname-subject:'+eid:   u'Sylvain',
             }
         path, params = self.expect_redirect_publish(req, 'edit')
-        e = self.execute('Any X WHERE X eid %(x)s', {'x': user.eid}, 'x').get_entity(0, 0)
+        e = self.execute('Any X WHERE X eid %(x)s', {'x': user.eid}).get_entity(0, 0)
         self.assertEquals(e.login, user.login)
         self.assertEquals(e.firstname, u'Th\xe9nault')
         self.assertEquals(e.surname, u'Sylvain')
@@ -247,7 +247,7 @@
         tmpgroup = self.request().create_entity('CWGroup', name=u"test")
         user = self.user()
         req = self.request(**req_form(user))
-        req.set_session_data('pending_insert', set([(user.eid, 'in_group', tmpgroup.eid)]))
+        req.session.data['pending_insert'] = set([(user.eid, 'in_group', tmpgroup.eid)])
         path, params = self.expect_redirect_publish(req, 'edit')
         usergroups = [gname for gname, in
                       self.execute('Any N WHERE G name N, U in_group G, U eid %(u)s', {'u': user.eid})]
@@ -266,7 +266,7 @@
         self.assertUnorderedIterableEquals(usergroups, ['managers', 'test'])
         # now try to delete the relation
         req = self.request(**req_form(user))
-        req.set_session_data('pending_delete', set([(user.eid, 'in_group', groupeid)]))
+        req.session.data['pending_delete'] = set([(user.eid, 'in_group', groupeid)])
         path, params = self.expect_redirect_publish(req, 'edit')
         usergroups = [gname for gname, in
                       self.execute('Any N WHERE G name N, U in_group G, U eid %(u)s', {'u': user.eid})]
@@ -346,7 +346,7 @@
         self.assertIn('_cwmsgid', params)
         eid = req.create_entity('EmailAddress', address=u'hop@logilab.fr').eid
         self.execute('SET X use_email E WHERE E eid %(e)s, X eid %(x)s',
-                     {'x': self.session.user.eid, 'e': eid}, 'x')
+                     {'x': self.session.user.eid, 'e': eid})
         self.commit()
         req = req
         req.form = {'eid': u(eid), '__type:%s'%eid: 'EmailAddress',
@@ -385,7 +385,7 @@
             }
         try:
             path, params = self.expect_redirect_publish(req, 'edit')
-            e = self.execute('Any X WHERE X eid %(x)s', {'x': cwetypeeid}, 'x').get_entity(0, 0)
+            e = self.execute('Any X WHERE X eid %(x)s', {'x': cwetypeeid}).get_entity(0, 0)
             self.assertEquals(e.name, 'CWEType')
             self.assertEquals(sorted(g.eid for g in e.read_permission), groupeids)
         finally:
@@ -407,7 +407,7 @@
         path, params = self.expect_redirect_publish(req, 'edit')
         self.failUnless(path.startswith('blogentry/'))
         eid = path.split('/')[1]
-        e = self.execute('Any C, T WHERE C eid %(x)s, C content T', {'x': eid}, 'x').get_entity(0, 0)
+        e = self.execute('Any C, T WHERE C eid %(x)s, C content T', {'x': eid}).get_entity(0, 0)
         self.assertEquals(e.title, '"13:03:40"')
         self.assertEquals(e.content, '"13:03:43"')
 
@@ -554,17 +554,21 @@
 
     def test_remote_add_existing_tag(self):
         self.remote_call('tag_entity', self.john.eid, ['python'])
-        self.assertUnorderedIterableEquals([tname for tname, in self.execute('Any N WHERE T is Tag, T name N')],
-                             ['python', 'cubicweb'])
-        self.assertEquals(self.execute('Any N WHERE T tags P, P is CWUser, T name N').rows,
-                          [['python']])
+        self.assertUnorderedIterableEquals(
+            [tname for tname, in self.execute('Any N WHERE T is Tag, T name N')],
+            ['python', 'cubicweb'])
+        self.assertEquals(
+            self.execute('Any N WHERE T tags P, P is CWUser, T name N').rows,
+            [['python']])
 
     def test_remote_add_new_tag(self):
         self.remote_call('tag_entity', self.john.eid, ['javascript'])
-        self.assertUnorderedIterableEquals([tname for tname, in self.execute('Any N WHERE T is Tag, T name N')],
-                             ['python', 'cubicweb', 'javascript'])
-        self.assertEquals(self.execute('Any N WHERE T tags P, P is CWUser, T name N').rows,
-                          [['javascript']])
+        self.assertUnorderedIterableEquals(
+            [tname for tname, in self.execute('Any N WHERE T is Tag, T name N')],
+            ['python', 'cubicweb', 'javascript'])
+        self.assertEquals(
+            self.execute('Any N WHERE T tags P, P is CWUser, T name N').rows,
+            [['javascript']])
 
     def test_pending_insertion(self):
         res, req = self.remote_call('add_pending_inserts', [['12', 'tags', '13']])
--- a/web/test/unittest_views_baseviews.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/test/unittest_views_baseviews.py	Thu Apr 15 12:48:40 2010 +0200
@@ -90,7 +90,7 @@
         req = self.request()
         e = req.create_entity("State", name=u'<toto>', description=u'loo"ong blabla')
         rset = req.execute('Any X, D, CD, NOW - CD WHERE X is State, X description D, X creation_date CD, X eid %(x)s',
-                            {'x': e.eid}, 'x')
+                           {'x': e.eid})
         view = self.vreg['views'].select('table', req, rset=rset)
         return e, rset, view
 
--- a/web/test/unittest_viewselector.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/test/unittest_viewselector.py	Thu Apr 15 12:48:40 2010 +0200
@@ -96,7 +96,7 @@
                               ('list', baseviews.ListView),
                               ('oneline', baseviews.OneLineView),
                               ('owlabox', owl.OWLABOXView),
-                              ('primary', primary.PrimaryView),
+                              ('primary', cwuser.CWGroupPrimaryView),
                               ('rsetxml', xmlrss.XMLRsetView),
                               ('rss', xmlrss.RSSView),
                               ('sameetypelist', baseviews.SameETypeListView),
@@ -120,7 +120,7 @@
                               ('list', baseviews.ListView),
                               ('oneline', baseviews.OneLineView),
                               ('owlabox', owl.OWLABOXView),
-                              ('primary', primary.PrimaryView),
+                              ('primary', cwuser.CWGroupPrimaryView),
                               ('rsetxml', xmlrss.XMLRsetView),
                               ('rss', xmlrss.RSSView),
                               ('sameetypelist', baseviews.SameETypeListView),
--- a/web/views/actions.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/actions.py	Thu Apr 15 12:48:40 2010 +0200
@@ -239,7 +239,7 @@
     __select__ = action.Action.__select__ & one_line_rset() & non_final_entity()
 
     submenu = _('addrelated')
-    order = 20
+    order = 17
 
     def fill_menu(self, box, menu):
         # when there is only one item in the sub-menu, replace the sub-menu by
--- a/web/views/authentication.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/authentication.py	Thu Apr 15 12:48:40 2010 +0200
@@ -5,14 +5,18 @@
 :contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
 :license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
 """
+from __future__ import with_statement
+
 __docformat__ = "restructuredtext en"
 
+from threading import Lock
+
 from logilab.common.decorators import clear_cache
 
 from cubicweb import AuthenticationError, BadConnectionId
 from cubicweb.view import Component
 from cubicweb.dbapi import repo_connect, ConnectionProperties
-from cubicweb.web import ExplicitLogin, InvalidSession
+from cubicweb.web import InvalidSession
 from cubicweb.web.application import AbstractAuthenticationManager
 
 class NoAuthInfo(Exception): pass
@@ -28,9 +32,10 @@
         """
         raise NotImplementedError()
 
-    def authenticated(self, req, cnx, retreiver):
+    def authenticated(self, retreiver, req, cnx, login, authinfo):
         """callback when return authentication information have opened a
-        repository connection successfully
+        repository connection successfully. Take care req has no session
+        attached yet, hence req.execute isn't available.
         """
         pass
 
@@ -59,50 +64,58 @@
         self.authinforetreivers = sorted(vreg['webauth'].possible_objects(vreg),
                                     key=lambda x: x.order)
         assert self.authinforetreivers
+        # 2-uple login / password, login is None when no anonymous access
+        # configured
         self.anoninfo = vreg.config.anonymous_user()
+        if self.anoninfo[0]:
+            self.anoninfo = (self.anoninfo[0], {'password': self.anoninfo[1]})
 
     def validate_session(self, req, session):
-        """check session validity, and return eventually hijacked session
+        """check session validity, reconnecting it to the repository if the
+        associated connection expired in the repository side (hence the
+        necessity for this method). Return the connected user on success.
 
-        :raise InvalidSession:
-          if session is corrupted for a reason or another and should be closed
+        raise :exc:`InvalidSession` if session is corrupted for a reason or
+        another and should be closed
         """
         # with this authentication manager, session is actually a dbapi
         # connection
-        cnx = session
         login = req.get_authorization()[0]
+        # check session.login and not user.login, since in case of login by
+        # email, login and cnx.login are the email while user.login is the
+        # actual user login
+        if login and session.login != login:
+            raise InvalidSession('login mismatch')
         try:
-            # calling cnx.user() check connection validity, raise
-            # BadConnectionId on failure
-            user = cnx.user(req)
-            # check cnx.login and not user.login, since in case of login by
-            # email, login and cnx.login are the email while user.login is the
-            # actual user login
-            if login and cnx.login != login:
-                cnx.close()
-                raise InvalidSession('login mismatch')
-        except BadConnectionId:
-            # check if a connection should be automatically restablished
-            if (login is None or login == cnx.login):
-                cnx = self._authenticate(req, cnx.login, cnx.authinfo)
+            lock = session.reconnection_lock
+        except AttributeError:
+            lock = session.reconnection_lock = Lock()
+        # need to be locked two avoid duplicated reconnections on concurrent
+        # requests
+        with lock:
+            cnx = session.cnx
+            try:
+                # calling cnx.user() check connection validity, raise
+                # BadConnectionId on failure
                 user = cnx.user(req)
-                # backport session's data
-                cnx.data = session.data
-            else:
-                raise InvalidSession('bad connection id')
-        # associate the connection to the current request
-        req.set_connection(cnx, user)
-        return cnx
+            except BadConnectionId:
+                # check if a connection should be automatically restablished
+                if (login is None or login == session.login):
+                    cnx = self._authenticate(session.login, session.authinfo)
+                    user = cnx.user(req)
+                    session.cnx = cnx
+                else:
+                    raise InvalidSession('bad connection id')
+        return user
 
     def authenticate(self, req):
-        """authenticate user and return corresponding user object
+        """authenticate user using connection information found in the request,
+        and return corresponding a :class:`~cubicweb.dbapi.Connection` instance,
+        as well as login and authentication information dictionary used to open
+        the connection.
 
-        :raise ExplicitLogin: if authentication is required (no authentication
-        info found or wrong user/password)
-
-        Note: this method is violating AuthenticationManager interface by
-        returning a session instance instead of the user. This is expected by
-        the InMemoryRepositorySessionManager.
+        raise :exc:`cubicweb.AuthenticationError` if authentication failed
+        (no authentication info found or wrong user/password)
         """
         for retreiver in self.authinforetreivers:
             try:
@@ -110,44 +123,28 @@
             except NoAuthInfo:
                 continue
             try:
-                cnx = self._authenticate(req, login, authinfo)
-            except ExplicitLogin:
+                cnx = self._authenticate(login, authinfo)
+            except AuthenticationError:
                 continue # the next one may succeed
             for retreiver_ in self.authinforetreivers:
-                retreiver_.authenticated(req, cnx, retreiver)
-            break
-        else:
-            # false if no authentication info found, eg this is not an
-            # authentication failure
-            if 'login' in locals():
-                req.set_message(req._('authentication failure'))
-            cnx = self._open_anonymous_connection(req)
-        return cnx
+                retreiver_.authenticated(retreiver, req, cnx, login, authinfo)
+            return cnx, login, authinfo
+        # false if no authentication info found, eg this is not an
+        # authentication failure
+        if 'login' in locals():
+            req.set_message(req._('authentication failure'))
+        login, authinfo = self.anoninfo
+        if login:
+            cnx = self._authenticate(login, authinfo)
+            cnx.anonymous_connection = True
+            return cnx, login, authinfo
+        raise AuthenticationError()
 
-    def _authenticate(self, req, login, authinfo):
+    def _authenticate(self, login, authinfo):
         cnxprops = ConnectionProperties(self.vreg.config.repo_method,
                                         close=False, log=self.log_queries)
-        try:
-            cnx = repo_connect(self.repo, login, cnxprops=cnxprops, **authinfo)
-        except AuthenticationError:
-            raise ExplicitLogin()
-        self._init_cnx(cnx, login, authinfo)
-        # associate the connection to the current request
-        req.set_connection(cnx)
+        cnx = repo_connect(self.repo, login, cnxprops=cnxprops, **authinfo)
+        # decorate connection
+        cnx.vreg = self.vreg
         return cnx
 
-    def _open_anonymous_connection(self, req):
-        # restore an anonymous connection if possible
-        login, password = self.anoninfo
-        if login:
-            cnx = self._authenticate(req, login, {'password': password})
-            cnx.anonymous_connection = True
-            return cnx
-        raise ExplicitLogin()
-
-    def _init_cnx(self, cnx, login, authinfo):
-        # decorate connection
-        cnx.vreg = self.vreg
-        cnx.login = login
-        cnx.authinfo = authinfo
-
--- a/web/views/autoform.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/autoform.py	Thu Apr 15 12:48:40 2010 +0200
@@ -256,7 +256,7 @@
     This is where are stored relations being added while editing
     an entity. This used to be stored in a temporary cookie.
     """
-    pending = req.get_session_data('pending_insert') or ()
+    pending = req.session.data.get('pending_insert', ())
     return ['%s:%s:%s' % (subj, rel, obj) for subj, rel, obj in pending
             if eid is None or eid in (subj, obj)]
 
@@ -266,7 +266,7 @@
     This is where are stored relations being removed while editing
     an entity. This used to be stored in a temporary cookie.
     """
-    pending = req.get_session_data('pending_delete') or ()
+    pending = req.session.data.get('pending_delete', ())
     return ['%s:%s:%s' % (subj, rel, obj) for subj, rel, obj in pending
             if eid is None or eid in (subj, obj)]
 
@@ -289,7 +289,7 @@
     execute = req.execute
     for subj, rtype, obj in parse_relations_descr(rdefs):
         rql = 'DELETE X %s Y where X eid %%(x)s, Y eid %%(y)s' % rtype
-        execute(rql, {'x': subj, 'y': obj}, ('x', 'y'))
+        execute(rql, {'x': subj, 'y': obj})
     req.set_message(req._('relations deleted'))
 
 def insert_relations(req, rdefs):
@@ -297,7 +297,7 @@
     execute = req.execute
     for subj, rtype, obj in parse_relations_descr(rdefs):
         rql = 'SET X %s Y where X eid %%(x)s, Y eid %%(y)s' % rtype
-        execute(rql, {'x': subj, 'y': obj}, ('x', 'y'))
+        execute(rql, {'x': subj, 'y': obj})
 
 
 class GenericRelationsWidget(fw.FieldWidget):
--- a/web/views/basecomponents.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/basecomponents.py	Thu Apr 15 12:48:40 2010 +0200
@@ -2,7 +2,6 @@
 
 * the rql input form
 * the logged user link
-* pdf view link
 
 :organization: Logilab
 :copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
--- a/web/views/basecontrollers.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/basecontrollers.py	Thu Apr 15 12:48:40 2010 +0200
@@ -10,22 +10,20 @@
 """
 __docformat__ = "restructuredtext en"
 
-from smtplib import SMTP
-
 import simplejson
 
 from logilab.common.decorators import cached
 from logilab.common.date import strptime
 
-from cubicweb import (NoSelectableObject, ValidationError, ObjectNotFound,
-                      typed_eid)
+from cubicweb import (NoSelectableObject, ObjectNotFound, ValidationError,
+                      AuthenticationError, typed_eid)
 from cubicweb.utils import CubicWebJsonEncoder
 from cubicweb.selectors import authenticated_user, match_form_params
 from cubicweb.mail import format_mail
-from cubicweb.web import ExplicitLogin, Redirect, RemoteCallFailed, json_dumps
+from cubicweb.web import Redirect, RemoteCallFailed, DirectResponse, json_dumps
 from cubicweb.web.controller import Controller
-from cubicweb.web.views import vid_from_rset
-from cubicweb.web.views.formrenderers import FormRenderer
+from cubicweb.web.views import vid_from_rset, formrenderers
+
 try:
     from cubicweb.web.facet import (FilterRQLBuilder, get_facet,
                                     prepare_facets_rqlst)
@@ -58,7 +56,7 @@
     user's session data
     """
     def wrapper(self, *args, **kwargs):
-        data = self._cw.get_session_data(self._cw.pageid)
+        data = self._cw.session.data.get(self._cw.pageid)
         if data is None:
             raise RemoteCallFailed(self._cw._('pageid-not-found'))
         return func(self, *args, **kwargs)
@@ -72,7 +70,7 @@
         """log in the instance"""
         if self._cw.vreg.config['auth-mode'] == 'http':
             # HTTP authentication
-            raise ExplicitLogin()
+            raise AuthenticationError()
         else:
             # Cookie authentication
             return self.appli.need_login_content(self._cw)
@@ -118,7 +116,10 @@
         req = self._cw
         if rset is None and not hasattr(req, '_rql_processed'):
             req._rql_processed = True
-            rset = self.process_rql(req.form.get('rql'))
+            if req.cnx:
+                rset = self.process_rql(req.form.get('rql'))
+            else:
+                rset = None
         if rset and rset.rowcount == 1 and '__method' in req.form:
             entity = rset.get_entity(0, 0)
             try:
@@ -179,14 +180,14 @@
             else:
                 rql = 'SET Y %s X WHERE X eid %%(x)s, Y eid %%(y)s' % rtype
             for teid in eids:
-                req.execute(rql, {'x': eid, 'y': typed_eid(teid)}, ('x', 'y'))
+                req.execute(rql, {'x': eid, 'y': typed_eid(teid)})
 
 
 def _validation_error(req, ex):
     req.cnx.rollback()
     # XXX necessary to remove existant validation error?
     # imo (syt), it's not necessary
-    req.get_session_data(req.form.get('__errorurl'), pop=True)
+    req.session.data.pop(req.form.get('__errorurl'), None)
     foreid = ex.entity
     eidmap = req.data.get('eidmap', {})
     for var, eid in eidmap.items():
@@ -283,7 +284,7 @@
             raise RemoteCallFailed(repr(exc))
         try:
             result = func(*args)
-        except RemoteCallFailed:
+        except (RemoteCallFailed, DirectResponse):
             raise
         except Exception, ex:
             self.exception('an exception occured while calling js_%s(%s): %s',
@@ -316,12 +317,12 @@
             form['__action_%s' % action] = u'whatever'
         return form
 
-    def _exec(self, rql, args=None, eidkey=None, rocheck=True):
+    def _exec(self, rql, args=None, rocheck=True):
         """json mode: execute RQL and return resultset as json"""
         if rocheck:
             self._cw.ensure_ro_rql(rql)
         try:
-            return self._cw.execute(rql, args, eidkey)
+            return self._cw.execute(rql, args)
         except Exception, ex:
             self.exception("error in _exec(rql=%s): %s", rql, ex)
             return None
@@ -379,7 +380,7 @@
         form = self._cw.vreg['forms'].select('edition', self._cw, entity=entity)
         form.build_context()
         vfield = form.field_by_name('value')
-        renderer = FormRenderer(self._cw)
+        renderer = formrenderers.FormRenderer(self._cw)
         return vfield.render(form, renderer, tabindex=tabindex) \
                + renderer.render_help(form, vfield)
 
@@ -473,7 +474,7 @@
     @check_pageid
     @jsonize
     def js_user_callback(self, cbname):
-        page_data = self._cw.get_session_data(self._cw.pageid, {})
+        page_data = self._cw.session.data.get(self._cw.pageid, {})
         try:
             cb = page_data[cbname]
         except KeyError:
@@ -502,7 +503,7 @@
         self._cw.unregister_callback(self._cw.pageid, cbname)
 
     def js_unload_page_data(self):
-        self._cw.del_session_data(self._cw.pageid)
+        self._cw.session.data.pop(self._cw.pageid, None)
 
     def js_cancel_edition(self, errorurl):
         """cancelling edition from javascript
@@ -547,15 +548,13 @@
 
     def _add_pending(self, eidfrom, rel, eidto, kind):
         key = 'pending_%s' % kind
-        pendings = self._cw.get_session_data(key, set())
+        pendings = self._cw.session.data.setdefault(key, set())
         pendings.add( (typed_eid(eidfrom), rel, typed_eid(eidto)) )
-        self._cw.set_session_data(key, pendings)
 
     def _remove_pending(self, eidfrom, rel, eidto, kind):
         key = 'pending_%s' % kind
-        pendings = self._cw.get_session_data(key)
+        pendings = self._cw.session.data[key]
         pendings.remove( (typed_eid(eidfrom), rel, typed_eid(eidto)) )
-        self._cw.set_session_data(key, pendings)
 
     def js_remove_pending_insert(self, (eidfrom, rel, eidto)):
         self._remove_pending(eidfrom, rel, eidto, 'insert')
@@ -612,7 +611,7 @@
         for recipient in self.recipients():
             text = body % recipient.as_email_context()
             self.sendmail(recipient.get_email(), subject, text)
-        # breadcrumbs = self._cw.get_session_data('breadcrumbs', None)
+        #breadcrumbs = self._cw.session.data.get('breadcrumbs', None)
         url = self._cw.build_url(__message=self._cw._('emails successfully sent'))
         raise Redirect(url)
 
@@ -643,7 +642,7 @@
 
     def redirect(self):
         req = self._cw
-        breadcrumbs = req.get_session_data('breadcrumbs', None)
+        breadcrumbs = req.session.data.get('breadcrumbs', None)
         if breadcrumbs is not None and len(breadcrumbs) > 1:
             url = req.rebuild_url(breadcrumbs[-2],
                                   __message=req._('transaction undoed'))
--- a/web/views/basetemplates.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/basetemplates.py	Thu Apr 15 12:48:40 2010 +0200
@@ -12,9 +12,9 @@
 from logilab.common.deprecation import class_renamed
 
 from cubicweb.appobject import objectify_selector
-from cubicweb.selectors import match_kwargs
+from cubicweb.selectors import match_kwargs, no_cnx
 from cubicweb.view import View, MainTemplate, NOINDEX, NOFOLLOW
-from cubicweb.utils import UStringIO, can_do_pdf_conversion
+from cubicweb.utils import UStringIO
 from cubicweb.schema import display_name
 from cubicweb.web import component, formfields as ff, formwidgets as fw
 from cubicweb.web.views import forms
@@ -78,7 +78,6 @@
         return 0
     return view.templatable
 
-
 class NonTemplatableViewTemplate(MainTemplate):
     """main template for any non templatable views (xml, binaries, etc.)"""
     __regid__ = 'main-template'
@@ -192,9 +191,9 @@
 
 
 class ErrorTemplate(TheMainTemplate):
-    """fallback template if an internal error occured during displaying the
-    main template. This template may be called for authentication error,
-    which means that req.cnx and req.user may not be set.
+    """fallback template if an internal error occured during displaying the main
+    template. This template may be called for authentication error, which means
+    that req.cnx and req.user may not be set.
     """
     __regid__ = 'error-template'
 
@@ -268,61 +267,6 @@
             self.w(u'</td>\n')
             self.w(u'</tr></table>\n')
 
-if can_do_pdf_conversion():
-    try:
-        from xml.etree.cElementTree import ElementTree
-    except ImportError: #python2.4
-        from elementtree import ElementTree
-    from subprocess import Popen as sub
-    from StringIO import StringIO
-    from tempfile import NamedTemporaryFile
-    from cubicweb.ext.xhtml2fo import ReportTransformer
-
-
-    class PdfViewComponent(component.EntityVComponent):
-        __regid__ = 'pdfview'
-
-        context = 'ctxtoolbar'
-
-        def cell_call(self, row, col, view):
-            entity = self.cw_rset.get_entity(row, col)
-            url = entity.absolute_url(vid=view.__regid__, __template='pdf-main-template')
-            iconurl = self._cw.build_url('data/pdf_icon.gif')
-            label = self._cw._('Download page as pdf')
-            self.w(u'<a href="%s" title="%s" class="toolbarButton"><img src="%s" alt="%s"/></a>' %
-                   (xml_escape(url), label, xml_escape(iconurl), label))
-
-    class PdfMainTemplate(TheMainTemplate):
-        __regid__ = 'pdf-main-template'
-
-        def call(self, view):
-            """build the standard view, then when it's all done, convert xhtml to pdf
-            """
-            super(PdfMainTemplate, self).call(view)
-            section = self._cw.form.pop('section', 'contentmain')
-            pdf = self.to_pdf(self._stream, section)
-            self._cw.set_content_type('application/pdf', filename='report.pdf')
-            self.binary = True
-            self.w = None
-            self.set_stream()
-            # pylint needs help
-            self.w(pdf)
-
-        def to_pdf(self, stream, section):
-            # XXX see ticket/345282
-            stream = stream.getvalue().replace('&nbsp;', '&#160;').encode('utf-8')
-            xmltree = ElementTree()
-            xmltree.parse(StringIO(stream))
-            foptree = ReportTransformer(section).transform(xmltree)
-            foptmp = NamedTemporaryFile()
-            pdftmp = NamedTemporaryFile()
-            foptree.write(foptmp)
-            foptmp.flush()
-            fopproc = sub(['/usr/bin/fop', foptmp.name, pdftmp.name])
-            fopproc.wait()
-            pdftmp.seek(0)
-            pdf = pdftmp.read()
-            return pdf
 
 # page parts templates ########################################################
 
@@ -405,7 +349,7 @@
         self.w(u'<td id="lastcolumn">')
         self.w(u'</td>\n')
         self.w(u'</tr></table>\n')
-        if self._cw.cnx.anonymous_connection:
+        if self._cw.session.anonymous_session:
             self.wview('logform', rset=self.cw_rset, id='popupLoginBox',
                        klass='hidden', title=False, showmessage=False)
 
--- a/web/views/bookmark.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/bookmark.py	Thu Apr 15 12:48:40 2010 +0200
@@ -112,7 +112,7 @@
                 else:
                     # we can't edit shared bookmarks we don't own
                     bookmarksrql = 'Bookmark B WHERE B bookmarked_by U, B owned_by U, U eid %(x)s'
-                    erset = req.execute(bookmarksrql, {'x': ueid}, 'x',
+                    erset = req.execute(bookmarksrql, {'x': ueid},
                                         build_descr=False)
                     bookmarksrql %= {'x': ueid}
                 if erset:
--- a/web/views/cwproperties.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/cwproperties.py	Thu Apr 15 12:48:40 2010 +0200
@@ -28,7 +28,6 @@
 # groups
 _('navigation')
 _('ui')
-_('actions')
 _('boxes')
 _('components')
 _('contentnavigation')
--- a/web/views/cwuser.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/cwuser.py	Thu Apr 15 12:48:40 2010 +0200
@@ -1,4 +1,4 @@
-"""Specific views for users
+"""Specific views for users and groups
 
 :organization: Logilab
 :copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
@@ -12,6 +12,7 @@
 from cubicweb.selectors import one_line_rset, implements, match_user_groups
 from cubicweb.view import EntityView
 from cubicweb.web import action, uicfg
+from cubicweb.web.views import tabs
 
 _pvs = uicfg.primaryview_section
 _pvs.tag_attribute(('CWUser', 'login'), 'hidden')
@@ -71,3 +72,65 @@
         if emailaddr:
             self.w(u'<foaf:mbox>%s</foaf:mbox>\n' % xml_escape(emailaddr))
         self.w(u'</foaf:Person>\n')
+
+
+# group views ##################################################################
+
+_pvs.tag_object_of(('CWUser', 'in_group', 'CWGroup'), 'hidden')
+_pvs.tag_object_of(('*', 'require_group', 'CWGroup'), 'hidden')
+
+
+class CWGroupPrimaryView(tabs.TabbedPrimaryView):
+    __select__ = implements('CWGroup')
+    tabs = [_('cwgroup-main'), _('cwgroup-permissions')]
+    default_tab = 'cwgroup-main'
+
+
+class CWGroupMainTab(tabs.PrimaryTab):
+    __regid__ = 'cwgroup-main'
+    __select__ = tabs.PrimaryTab.__select__ & implements('CWGroup')
+
+    def render_entity_attributes(self, entity):
+        rql = 'Any U, FN, LN, CD, LL ORDERBY L WHERE U in_group G, ' \
+              'U login L, U firstname FN, U surname LN, U creation_date CD, ' \
+              'U last_login_time LL, G eid %(x)s'
+        rset = self._cw.execute(rql, {'x': entity.eid})
+        headers = (_(u'user'), _(u'first name'), _(u'last name'),
+                   _(u'creation date'), _(u'last login time'))
+        self.wview('editable-table', rset, 'null', displayfilter=True,
+                   displaycols=range(5), mainindex=0, headers=headers)
+
+class CWGroupPermTab(EntityView):
+    __regid__ = 'cwgroup-permissions'
+    __select__ = implements('CWGroup')
+
+    def cell_call(self, row, col):
+        self._cw.add_css(('cubicweb.schema.css','cubicweb.acl.css'))
+        access_types = ('read', 'delete', 'add', 'update')
+        w = self.w
+        entity = self.cw_rset.get_entity(row, col)
+        objtype_access = {'CWEType': ('read', 'delete', 'add', 'update'),
+                          'CWRelation': ('add', 'delete')}
+        rql_cwetype = 'DISTINCT Any X WHERE X %s_permission CWG, X is CWEType, ' \
+                      'CWG eid %%(e)s'
+        rql_cwrelation = 'DISTINCT Any RT WHERE X %s_permission CWG, X is CWRelation, ' \
+                         'X relation_type RT, CWG eid %%(e)s'
+        self.render_objtype_access(entity, 'CWEType', objtype_access, rql_cwetype)
+        self.render_objtype_access(entity, 'CWRelation', objtype_access, rql_cwrelation)
+
+    def render_objtype_access(self, entity, objtype, objtype_access, rql):
+        self.w(u'<h4>%s</h4>' % self._cw._(objtype))
+        for access_type in objtype_access[objtype]:
+            rset = self._cw.execute(rql % access_type, {'e': entity.eid})
+            if rset:
+                self.w(u'<div>%s:</div>' % self._cw.__(access_type + '_permission'))
+                self.w(u'<div>%s</div><br/>' % self._cw.view('csv', rset, 'null'))
+
+class CWGroupInContextView(EntityView):
+    __regid__ = 'incontext'
+    __select__ = implements('CWGroup')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.complete_entity(row, col)
+        self.w(u'<a href="%s" class="%s">%s</a>' % (
+            entity.absolute_url(), entity.name, entity.printable_value('name')))
--- a/web/views/editcontroller.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/editcontroller.py	Thu Apr 15 12:48:40 2010 +0200
@@ -249,13 +249,13 @@
             rql = 'DELETE %s %s %s WHERE X eid %%(x)s, Y eid %%(y)s' % (
                 subjvar, rschema, objvar)
             for reid in origvalues.difference(values):
-                self.relations_rql.append((rql, {'x': eid, 'y': reid}, ('x', 'y')))
+                self.relations_rql.append((rql, {'x': eid, 'y': reid}))
         seteids = values.difference(origvalues)
         if seteids:
             rql = 'SET %s %s %s WHERE X eid %%(x)s, Y eid %%(y)s' % (
                 subjvar, rschema, objvar)
             for reid in seteids:
-                self.relations_rql.append((rql, {'x': eid, 'y': reid}, ('x', 'y')))
+                self.relations_rql.append((rql, {'x': eid, 'y': reid}))
 
     def delete_entities(self, eidtypes):
         """delete entities from the repository"""
--- a/web/views/editviews.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/editviews.py	Thu Apr 15 12:48:40 2010 +0200
@@ -113,5 +113,5 @@
             text, data = captcha.captcha(self._cw.vreg.config['captcha-font-file'],
                                          self._cw.vreg.config['captcha-font-size'])
             key = self._cw.form.get('captchakey', 'captcha')
-            self._cw.set_session_data(key, text)
+            self._cw.session.data[key] = text
             self.w(data.read())
--- a/web/views/emailaddress.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/emailaddress.py	Thu Apr 15 12:48:40 2010 +0200
@@ -12,8 +12,13 @@
 from cubicweb.schema import display_name
 from cubicweb.selectors import implements
 from cubicweb import Unauthorized
+from cubicweb.web import uicfg
 from cubicweb.web.views import baseviews, primary
 
+_pvs = uicfg.primaryview_section
+_pvs.tag_subject_of(('*', 'use_email', '*'), 'attributes')
+_pvs.tag_subject_of(('*', 'primary_email', '*'), 'hidden')
+
 class EmailAddressPrimaryView(primary.PrimaryView):
     __select__ = implements('EmailAddress')
 
--- a/web/views/iprogress.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/iprogress.py	Thu Apr 15 12:48:40 2010 +0200
@@ -17,9 +17,9 @@
 from cubicweb.interfaces import IProgress, IMileStone
 from cubicweb.schema import display_name
 from cubicweb.view import EntityView
-
+from cubicweb.web.views.tableview import EntityAttributesTableView
 
-class ProgressTableView(EntityView):
+class ProgressTableView(EntityAttributesTableView):
     """The progress table view is able to display progress information
     of any object implement IMileStone.
 
@@ -39,26 +39,13 @@
     __regid__ = 'progress_table_view'
     title = _('task progression')
     __select__ = implements(IMileStone)
+    table_css = "progress"
+    css_files = ('cubicweb.iprogress.css',)
 
     # default columns of the table
     columns = (_('project'), _('milestone'), _('state'), _('eta_date'),
                _('cost'), _('progress'), _('todo_by'))
 
-
-    def call(self, columns=None):
-        """displays all versions in a table"""
-        self._cw.add_css('cubicweb.iprogress.css')
-        _ = self._cw._
-        self.columns = columns or self.columns
-        ecls = self._cw.vreg['etypes'].etype_class(self.cw_rset.description[0][0])
-        self.w(u'<table class="progress">')
-        self.table_header(ecls)
-        self.w(u'<tbody>')
-        for row in xrange(self.cw_rset.rowcount):
-            self.cell_call(row=row, col=0)
-        self.w(u'</tbody>')
-        self.w(u'</table>')
-
     def cell_call(self, row, col):
         _ = self._cw._
         entity = self.cw_rset.get_entity(row, col)
@@ -91,20 +78,6 @@
         """use entity's type as label"""
         return display_name(self._cw, ecls.__regid__)
 
-    def table_header(self, ecls):
-        """builds the table's header"""
-        self.w(u'<thead><tr>')
-        _ = self._cw._
-        for column in self.columns:
-            meth = getattr(self, 'header_for_%s' % column, None)
-            if meth:
-                colname = meth(ecls)
-            else:
-                colname = _(column)
-            self.w(u'<th>%s</th>' % xml_escape(colname))
-        self.w(u'</tr></thead>\n')
-
-
     ## cell management ########################################################
     def build_project_cell(self, entity):
         """``project`` column cell renderer"""
--- a/web/views/management.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/management.py	Thu Apr 15 12:48:40 2010 +0200
@@ -16,56 +16,14 @@
 from cubicweb.uilib import html_traceback, rest_traceback
 from cubicweb.web import formwidgets as wdgs
 from cubicweb.web.formfields import guess_field
+from cubicweb.web.views.schema import SecurityViewMixIn
+
+from yams.buildobjs import EntityType
 
 SUBMIT_MSGID = _('Submit bug report')
 MAIL_SUBMIT_MSGID = _('Submit bug report by mail')
 
-
-class SecurityViewMixIn(object):
-    """display security information for a given schema """
-
-    def schema_definition(self, eschema, link=True,  access_types=None):
-        w = self.w
-        _ = self._cw._
-        if not access_types:
-            access_types = eschema.ACTIONS
-        w(u'<table class="schemaInfo">')
-        w(u'<tr><th>%s</th><th>%s</th><th>%s</th></tr>' % (
-            _("permission"), _('granted to groups'), _('rql expressions')))
-        for access_type in access_types:
-            w(u'<tr>')
-            w(u'<td>%s</td>' % self._cw.__('%s_perm' % access_type))
-            groups = eschema.get_groups(access_type)
-            l = []
-            groups = [(_(group), group) for group in groups]
-            for trad, group in sorted(groups):
-                if link:
-                    # XXX we should get a group entity and call its absolute_url
-                    # method
-                    l.append(u'<a href="%s" class="%s">%s</a><br/>' % (
-                    self._cw.build_url('cwgroup/%s' % group), group, trad))
-                else:
-                    l.append(u'<div class="%s">%s</div>' % (group, trad))
-            w(u'<td>%s</td>' % u''.join(l))
-            rqlexprs = eschema.get_rqlexprs(access_type)
-            w(u'<td>%s</td>' % u'<br/><br/>'.join(expr.expression for expr in rqlexprs))
-            w(u'</tr>\n')
-        w(u'</table>')
-
-    def has_schema_modified_permissions(self, eschema, access_types):
-        """ return True if eschema's actual permissions are diffrents
-        from the default ones
-        """
-        for access_type in access_types:
-            if eschema.get_rqlexprs(access_type):
-                return True
-            if eschema.get_groups(access_type) != \
-                    frozenset(eschema.get_default_groups()[access_type]):
-                return True
-        return False
-
-
-class SecurityManagementView(EntityView, SecurityViewMixIn):
+class SecurityManagementView(SecurityViewMixIn, EntityView):
     """display security information for a given entity"""
     __regid__ = 'security'
     __select__ = EntityView.__select__ & authenticated_user()
@@ -88,7 +46,7 @@
              xml_escape(entity.dc_title())))
         # first show permissions defined by the schema
         self.w('<h2>%s</h2>' % _('schema\'s permissions definitions'))
-        self.schema_definition(entity.e_schema)
+        self.permissions_table(entity.e_schema)
         self.w('<h2>%s</h2>' % _('manage security'))
         # ownership information
         if self._cw.vreg.schema.rschema('owned_by').has_perm(self._cw, 'add',
--- a/web/views/primary.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/primary.py	Thu Apr 15 12:48:40 2010 +0200
@@ -113,7 +113,7 @@
         """default implementation return an empty string"""
         return u''
 
-    def render_entity_attributes(self, entity, siderelations=None):
+    def render_entity_attributes(self, entity):
         display_attributes = []
         for rschema, _, role, dispctrl in self._section_def(entity, 'attributes'):
             vid = dispctrl.get('vid', 'reledit')
@@ -139,7 +139,7 @@
                     self._render_attribute(rschema, value, role=role, table=True)
             self.w(u'</table>')
 
-    def render_entity_relations(self, entity, siderelations=None):
+    def render_entity_relations(self, entity):
         for rschema, tschemas, role, dispctrl in self._section_def(entity, 'relations'):
             rset = self._relation_rset(entity, rschema, role, dispctrl)
             if rset:
@@ -297,18 +297,7 @@
 
 _pvs = uicfg.primaryview_section
 for rtype in ('eid', 'creation_date', 'modification_date', 'cwuri',
-              'is', 'is_instance_of', 'identity',
-              'owned_by', 'created_by', 'in_state',
-              'wf_info_for', 'by_transition', 'from_state', 'to_state',
-              'require_permission', 'from_entity', 'to_entity',
-              'see_also'):
+              'is', 'is_instance_of', 'identity', 'owned_by', 'created_by',
+              'require_permission', 'see_also'):
     _pvs.tag_subject_of(('*', rtype, '*'), 'hidden')
     _pvs.tag_object_of(('*', rtype, '*'), 'hidden')
-
-_pvs.tag_subject_of(('*', 'use_email', '*'), 'attributes')
-_pvs.tag_subject_of(('*', 'primary_email', '*'), 'hidden')
-
-for attr in ('name', 'final'):
-    _pvs.tag_attribute(('CWEType', attr), 'hidden')
-for attr in ('name', 'final', 'symmetric', 'inlined'):
-    _pvs.tag_attribute(('CWRType', attr), 'hidden')
--- a/web/views/schema.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/schema.py	Thu Apr 15 12:48:40 2010 +0200
@@ -9,19 +9,20 @@
 
 from itertools import cycle
 
+from logilab.common.ureports import Section, Table
 from logilab.mtconverter import xml_escape
 from yams import BASE_TYPES, schema2dot as s2d
+from yams.buildobjs import DEFAULT_ATTRPERMS
 
 from cubicweb.selectors import (implements, yes, match_user_groups,
-                                has_related_entities)
+                                has_related_entities, authenticated_user)
 from cubicweb.schema import (META_RTYPES, SCHEMA_TYPES, SYSTEM_RTYPES,
                              WORKFLOW_TYPES, INTERNAL_TYPES)
-from cubicweb.schemaviewer import SchemaViewer
 from cubicweb.view import EntityView, StartupView
 from cubicweb import tags, uilib
-from cubicweb.web import action, facet, uicfg
+from cubicweb.web import action, facet, uicfg, schemaviewer
 from cubicweb.web.views import TmpFileViewMixin
-from cubicweb.web.views import primary, baseviews, tabs, management
+from cubicweb.web.views import primary, baseviews, tabs, tableview, iprogress
 
 ALWAYS_SKIP_TYPES = BASE_TYPES | SCHEMA_TYPES
 SKIP_TYPES  = (ALWAYS_SKIP_TYPES | META_RTYPES | SYSTEM_RTYPES | WORKFLOW_TYPES
@@ -34,27 +35,106 @@
     return ALWAYS_SKIP_TYPES
 
 _pvs = uicfg.primaryview_section
+_pvdc = uicfg.primaryview_display_ctrl
+
 for _action in ('read', 'add', 'update', 'delete'):
     _pvs.tag_subject_of(('*', '%s_permission' % _action, '*'), 'hidden')
     _pvs.tag_object_of(('*', '%s_permission' % _action, '*'), 'hidden')
 
+for _etype in ('CWEType', 'CWRType', 'CWAttribute', 'CWRelation'):
+    _pvdc.tag_attribute((_etype, 'description'), {'showlabel': False})
+
+_pvs.tag_attribute(('CWEType', 'name'), 'hidden')
+_pvs.tag_attribute(('CWEType', 'final'), 'hidden')
+_pvs.tag_object_of(('*', 'workflow_of', 'CWEType'), 'hidden')
+_pvs.tag_subject_of(('CWEType', 'default_workflow', '*'), 'hidden')
+_pvs.tag_object_of(('*', 'specializes', 'CWEType'), 'hidden')
+_pvs.tag_subject_of(('CWEType', 'specializes', '*'), 'hidden')
+_pvs.tag_object_of(('*', 'from_entity', 'CWEType'), 'hidden')
+_pvs.tag_object_of(('*', 'to_entity', 'CWEType'), 'hidden')
+
+_pvs.tag_attribute(('CWRType', 'name'), 'hidden')
+_pvs.tag_attribute(('CWRType', 'final'), 'hidden')
+_pvs.tag_object_of(('*', 'relation_type', 'CWRType'), 'hidden')
+
+_pvs.tag_subject_of(('CWAttribute', 'constrained_by', '*'), 'hidden')
+_pvs.tag_subject_of(('CWRelation', 'constrained_by', '*'), 'hidden')
+
+
+class SecurityViewMixIn(object):
+    """mixin providing methods to display security information for a entity,
+    relation or relation definition schema
+    """
+
+    def permissions_table(self, erschema, permissions=None):
+        self._cw.add_css('cubicweb.acl.css')
+        w = self.w
+        _ = self._cw._
+        w(u'<table class="schemaInfo">')
+        w(u'<tr><th>%s</th><th>%s</th><th>%s</th></tr>' % (
+            _("permission"), _('granted to groups'), _('rql expressions')))
+        for action in erschema.ACTIONS:
+            w(u'<tr><td>%s</td><td>' % _(action))
+            if permissions is None:
+                groups = erschema.get_groups(action)
+                rqlexprs = sorted(e.expression for e in erschema.get_rqlexprs(action))
+            else:
+                groups = permissions[action][0]
+                rqlexprs = permissions[action][1]
+            # XXX get group entity and call it's incontext view
+            groups = [u'<a class="%s" href="%s">%s</a>' % (
+                group, self._cw.build_url('cwgroup/%s' % group), label)
+                      for group, label in sorted((_(g), g) for g in groups)]
+            w(u'<br/>'.join(groups))
+            w(u'</td><td>')
+            w(u'<br/>'.join(rqlexprs))
+            w(u'</td></tr>\n')
+        w(u'</table>')
+
+    def grouped_permissions_table(self, rschema):
+        # group relation definitions with identical permissions
+        perms = {}
+        for rdef in rschema.rdefs.itervalues():
+            rdef_perms = []
+            for action in ('read', 'add', 'delete'):
+                groups = sorted(rdef.get_groups(action))
+                exprs = sorted(e.expression for e in rdef.get_rqlexprs(action))
+                rdef_perms.append( (action, (tuple(groups), tuple(exprs))) )
+            rdef_perms = tuple(rdef_perms)
+            if rdef_perms in perms:
+                perms[rdef_perms].append( (rdef.subject, rdef.object) )
+            else:
+                perms[rdef_perms] = [(rdef.subject, rdef.object)]
+        # set layout permissions in a table for each group of relation
+        # definition
+        w = self.w
+        w(u'<div style="margin: 0px 1.5em">')
+        tmpl = u'<strong>%s</strong> %s <strong>%s</strong>'
+        for perm, rdefs in perms.iteritems():
+            w(u'<div>%s</div>' % u', '.join(
+                tmpl % (_(s.type), _(rschema.type), _(o.type)) for s, o in rdefs))
+            # accessing rdef from previous loop by design: only used to get
+            # ACTIONS
+            self.permissions_table(rdef, dict(perm))
+        w(u'</div>')
+
+
 # global schema view ###########################################################
 
 class SchemaView(tabs.TabsMixin, StartupView):
+    """display schema information (graphically, listing tables...) in tabs"""
     __regid__ = 'schema'
     title = _('instance schema')
-    tabs = [_('schema-text'), _('schema-image')]
-    default_tab = 'schema-text'
+    tabs = [_('schema-image'), _('schema-entity-types'),
+            _('schema-relation-types'), _('schema-security')]
+    default_tab = 'schema-image'
 
     def call(self):
-        """display schema information"""
-        self._cw.add_js('cubicweb.ajax.js')
-        self._cw.add_css(('cubicweb.schema.css','cubicweb.acl.css'))
         self.w(u'<h1>%s</h1>' % _('Schema of the data model'))
         self.render_tabs(self.tabs, self.default_tab)
 
 
-class SchemaTabImageView(StartupView):
+class SchemaImageTab(StartupView):
     __regid__ = 'schema-image'
 
     def call(self):
@@ -62,31 +142,36 @@
                  u'meta-data, but you can also display a <a href="%s">complete '
                  u'schema with meta-data</a>.</div>')
                % xml_escape(self._cw.build_url('view', vid='schemagraph', skipmeta=0)))
+        self.w(u'<div><a href="%s">%s</a></div>' %
+               (self._cw.build_url('view', vid='owl'),
+                self._cw._(u'Download schema as OWL')))
         self.w(u'<img src="%s" alt="%s"/>\n' % (
             xml_escape(self._cw.build_url('view', vid='schemagraph', skipmeta=1)),
             self._cw._("graphical representation of the instance'schema")))
 
 
-class SchemaTabTextView(StartupView):
-    __regid__ = 'schema-text'
+class SchemaETypeTab(StartupView):
+    __regid__ = 'schema-entity-types'
 
     def call(self):
-        rset = self._cw.execute('Any X ORDERBY N WHERE X is CWEType, X name N, '
-                                'X final FALSE')
-        self.wview('table', rset, displayfilter=True)
+        self.wview('table', self._cw.execute(
+            'Any X ORDERBY N WHERE X is CWEType, X name N, X final FALSE'))
 
 
-class ManagerSchemaPermissionsView(StartupView, management.SecurityViewMixIn):
+class SchemaRTypeTab(StartupView):
+    __regid__ = 'schema-relation-types'
+
+    def call(self):
+        self.wview('table', self._cw.execute(
+            'Any X ORDERBY N WHERE X is CWRType, X name N, X final FALSE'))
+
+
+class SchemaPermissionsTab(SecurityViewMixIn, StartupView):
     __regid__ = 'schema-security'
     __select__ = StartupView.__select__ & match_user_groups('managers')
 
     def call(self, display_relations=True):
-        self._cw.add_css('cubicweb.acl.css')
         skiptypes = skip_types(self._cw)
-        formparams = {}
-        formparams['sec'] = self.__regid__
-        if not skiptypes:
-            formparams['skipmeta'] = u'0'
         schema = self._cw.vreg.schema
         # compute entities
         entities = sorted(eschema for eschema in schema.entities()
@@ -101,249 +186,422 @@
             relations = []
         # index
         _ = self._cw._
-        self.w(u'<div id="schema_security"><a id="index" href="index"/>')
-        self.w(u'<h2 class="schema">%s</h2>' % _('index').capitalize())
-        self.w(u'<h4>%s</h4>' %   _('Entities').capitalize())
+        url = xml_escape(self._cw.build_url('schema'))
+        self.w(u'<div id="schema_security">')
+        self.w(u'<h2 class="schema">%s</h2>' % _('Index'))
+        self.w(u'<h4 id="entities">%s</h4>' % _('Entity types'))
         ents = []
         for eschema in sorted(entities):
-            url = xml_escape(self._cw.build_url('schema', **formparams))
-            ents.append(u'<a class="grey" href="%s#%s">%s</a> (%s)' % (
-                url,  eschema.type, eschema.type, _(eschema.type)))
+            ents.append(u'<a class="grey" href="%s#%s">%s</a>' % (
+                url,  eschema.type, eschema.type))
         self.w(u', '.join(ents))
-        self.w(u'<h4>%s</h4>' % (_('relations').capitalize()))
+        self.w(u'<h4 id="relations">%s</h4>' % _('Relation types'))
         rels = []
         for rschema in sorted(relations):
-            url = xml_escape(self._cw.build_url('schema', **formparams))
-            rels.append(u'<a class="grey" href="%s#%s">%s</a> (%s), ' %  (
-                url , rschema.type, rschema.type, _(rschema.type)))
-        self.w(u', '.join(ents))
-        # entities
-        self.display_entities(entities, formparams)
-        # relations
+            rels.append(u'<a class="grey" href="%s#%s">%s</a>' %  (
+                url , rschema.type, rschema.type))
+        self.w(u', '.join(rels))
+        # permissions tables
+        self.display_entities(entities)
         if relations:
-            self.display_relations(relations, formparams)
+            self.display_relations(relations)
         self.w(u'</div>')
 
-    def display_entities(self, entities, formparams):
+    def has_non_default_perms(self, rdef):
+        """return true if the given *attribute* relation definition has custom
+        permission
+        """
+        for action in rdef.ACTIONS:
+            def_rqlexprs = []
+            def_groups = []
+            for perm in DEFAULT_ATTRPERMS[action]:
+                if not isinstance(perm, basestring):
+                    def_rqlexprs.append(perm.expression)
+                else:
+                    def_groups.append(perm)
+            rqlexprs = [rql.expression for rql in rdef.get_rqlexprs(action)]
+            groups = rdef.get_groups(action)
+            if groups != frozenset(def_groups) or \
+                frozenset(rqlexprs) != frozenset(def_rqlexprs):
+                return True
+        return False
+
+    def display_entities(self, entities):
         _ = self._cw._
-        self.w(u'<a id="entities" href="entities"/>')
-        self.w(u'<h2 class="schema">%s</h2>' % _('permissions for entities').capitalize())
+        url = xml_escape(self._cw.build_url('schema'))
+        self.w(u'<h2 id="entities" class="schema">%s</h2>' % _('Permissions for entity types'))
         for eschema in entities:
-            self.w(u'<a id="%s" href="%s"/>' %  (eschema.type, eschema.type))
-            self.w(u'<h3 class="schema">%s (%s) ' % (eschema.type, _(eschema.type)))
-            url = xml_escape(self._cw.build_url('schema', **formparams) + '#index')
-            self.w(u'<a href="%s"><img src="%s" alt="%s"/></a>' % (
+            self.w(u'<h3 id="%s" class="schema"><a href="%s">%s (%s)</a> ' % (
+                eschema.type, self._cw.build_url('cwetype/%s' % eschema.type),
+                eschema.type, _(eschema.type)))
+            self.w(u'<a href="%s#schema_security"><img src="%s" alt="%s"/></a>' % (
                 url,  self._cw.external_resource('UP_ICON'), _('up')))
             self.w(u'</h3>')
             self.w(u'<div style="margin: 0px 1.5em">')
-            self._cw.vreg.schema_definition(eschema, link=False)
+            self.permissions_table(eschema)
             # display entity attributes only if they have some permissions modified
             modified_attrs = []
             for attr, etype in  eschema.attribute_definitions():
-                if self.has_schema_modified_permissions(attr, attr.ACTIONS):
-                    modified_attrs.append(attr)
-            if  modified_attrs:
-                self.w(u'<h4>%s</h4>' % _('attributes with modified permissions:').capitalize())
+                rdef = eschema.rdef(attr)
+                if attr not in META_RTYPES and self.has_non_default_perms(rdef):
+                    modified_attrs.append(rdef)
+            if modified_attrs:
+                self.w(u'<h4>%s</h4>' % _('Attributes with non default permissions:'))
                 self.w(u'</div>')
                 self.w(u'<div style="margin: 0px 6em">')
-                for attr in  modified_attrs:
-                    self.w(u'<h4 class="schema">%s (%s)</h4> ' % (attr.type, _(attr.type)))
-                    self._cw.vreg.schema_definition(attr, link=False)
+                for rdef in modified_attrs:
+                    attrtype = str(rdef.rtype)
+                    self.w(u'<h4 class="schema">%s (%s)</h4> ' % (attrtype, _(attrtype)))
+                    self.permissions_table(rdef)
             self.w(u'</div>')
 
-    def display_relations(self, relations, formparams):
+    def display_relations(self, relations):
         _ = self._cw._
-        self.w(u'<a id="relations" href="relations"/>')
-        self.w(u'<h2 class="schema">%s </h2>' % _('permissions for relations').capitalize())
+        url = xml_escape(self._cw.build_url('schema'))
+        self.w(u'<h2 id="relations" class="schema">%s</h2>' % _('Permissions for relations'))
         for rschema in relations:
-            self.w(u'<a id="%s" href="%s"/>' %  (rschema.type, rschema.type))
-            self.w(u'<h3 class="schema">%s (%s) ' % (rschema.type, _(rschema.type)))
-            url = xml_escape(self._cw.build_url('schema', **formparams) + '#index')
-            self.w(u'<a href="%s"><img src="%s" alt="%s"/></a>' % (
+            self.w(u'<h3 id="%s" class="schema"><a href="%s">%s (%s)</a> ' % (
+                rschema.type, self._cw.build_url('cwrtype/%s' % rschema.type),
+                rschema.type, _(rschema.type)))
+            self.w(u'<a href="%s#schema_security"><img src="%s" alt="%s"/></a>' % (
                 url,  self._cw.external_resource('UP_ICON'), _('up')))
             self.w(u'</h3>')
-            self.w(u'<div style="margin: 0px 1.5em">')
-            subjects = [str(subj) for subj in rschema.subjects()]
-            self.w(u'<div><strong>%s</strong> %s (%s)</div>' % (
-                _('subject_plural:'),
-                ', '.join(str(subj) for subj in rschema.subjects()),
-                ', '.join(_(str(subj)) for subj in rschema.subjects())))
-            self.w(u'<div><strong>%s</strong> %s (%s)</div>' % (
-                _('object_plural:'),
-                ', '.join(str(obj) for obj in rschema.objects()),
-                ', '.join(_(str(obj)) for obj in rschema.objects())))
-            self._cw.vreg.schema_definition(rschema, link=False)
-            self.w(u'</div>')
-
-
-class SchemaUreportsView(StartupView):
-    __regid__ = 'schema-block'
-
-    def call(self):
-        viewer = SchemaViewer(self._cw)
-        layout = viewer.visit_schema(self._cw.vreg.schema, display_relations=True,
-                                     skiptypes=skip_types(self._cw))
-        self.w(uilib.ureport_as_html(layout))
-
-
-# CWAttribute / CWRelation #####################################################
-
-class CWRDEFPrimaryView(primary.PrimaryView):
-    __select__ = implements('CWAttribute', 'CWRelation')
-    cache_max_age = 60*60*2 # stay in http cache for 2 hours by default
-
-    def render_entity_title(self, entity):
-        self.w(u'<h1><span class="etype">%s</span> %s</h1>'
-               % (entity.dc_type().capitalize(),
-                  xml_escape(entity.dc_long_title())))
+            self.grouped_permissions_table(rschema)
 
 
 # CWEType ######################################################################
 
+# register msgid generated in entity relations tables
+_('i18ncard_1'), _('i18ncard_?'), _('i18ncard_+'), _('i18ncard_*')
+
+class CWETypePrimaryView(tabs.TabbedPrimaryView):
+    __select__ = implements('CWEType')
+    tabs = [_('cwetype-description'), _('cwetype-box'), _('cwetype-workflow'),
+            _('cwetype-views'), _('cwetype-permissions')]
+    default_tab = 'cwetype-description'
+
+
+class CWETypeDescriptionTab(tabs.PrimaryTab):
+    __regid__ = 'cwetype-description'
+    __select__ = tabs.PrimaryTab.__select__ & implements('CWEType')
+
+    def render_entity_attributes(self, entity):
+        super(CWETypeDescriptionTab, self).render_entity_attributes(entity)
+        _ = self._cw._
+        # inheritance
+        if entity.specializes:
+            self.w(u'<div>%s' % _('Parent classes:'))
+            self.wview('csv', entity.related('specializes', 'subject'))
+            self.w(u'</div>')
+        if entity.reverse_specializes:
+            self.w(u'<div>%s' % _('Sub-classes:'))
+            self.wview('csv', entity.related('specializes', 'object'))
+            self.w(u'</div>')
+        # entity schema image
+        self.w(u'<img src="%s" alt="%s"/>' % (
+            xml_escape(entity.absolute_url(vid='schemagraph')),
+            xml_escape(_('graphical schema for %s') % entity.name)))
+        # entity schema attributes
+        self.w(u'<h2>%s</h2>' % _('CWAttribute_plural'))
+        rset = self._cw.execute(
+            'Any A,ON,D,C,A,DE,A, IDX,FTI,I18N,R,O,RN,S ORDERBY AA '
+            'WHERE A is CWAttribute, A from_entity S, S eid %(x)s, '
+            'A ordernum AA, A defaultval D, A description DE, A cardinality C, '
+            'A fulltextindexed FTI, A internationalizable I18N, A indexed IDX, '
+            'A relation_type R, R name RN, A to_entity O, O name ON',
+            {'x': entity.eid})
+        self.wview('table', rset, 'null',
+                   cellvids={0: 'rdef-name-cell',
+                             3: 'etype-attr-cardinality-cell',
+                             4: 'rdef-constraints-cell',
+                             6: 'rdef-options-cell'},
+                   headers=(_(u'name'), _(u'type'),
+                            _(u'default value'), _(u'required'),
+                            _(u'constraints'), _(u'description'), _('options')))
+        # entity schema relations
+        self.w(u'<h2>%s</h2>' % _('CWRelation_plural'))
+        cellvids = {0: 'rdef-name-cell',
+                    2: 'etype-rel-cardinality-cell',
+                    3: 'rdef-constraints-cell',
+                    4: 'rdef-options-cell'}
+        headers= [_(u'name'), _(u'object type'), _(u'cardinality'),
+                  _(u'constraints'), _(u'options')]
+        rset = self._cw.execute(
+            'Any A,TT,"i18ncard_"+SUBSTRING(C,1,1),A,A, K,TTN,R,RN ORDERBY RN '
+            'WHERE A is CWRelation, A from_entity S, S eid %(x)s, '
+            'A composite K, A cardinality C, '
+            'A relation_type R, R name RN, A to_entity TT, TT name TTN',
+            {'x': entity.eid})
+        if rset:
+            self.w(u'<h5>%s %s</h5>' % (entity.name, _('is subject of:')))
+            self.wview('table', rset, cellvids=cellvids, headers=headers)
+        rset = self._cw.execute(
+            'Any A,TT,"i18ncard_"+SUBSTRING(C,1,1),A,A, K,TTN,R,RN ORDERBY RN '
+            'WHERE A is CWRelation, A to_entity O, O eid %(x)s, '
+            'A composite K, A cardinality C, '
+            'A relation_type R, R name RN, A from_entity TT, TT name TTN',
+            {'x': entity.eid})
+        if rset:
+            cellvids[0] = 'rdef-object-name-cell'
+            headers[1] = _(u'subject type')
+            self.w(u'<h5>%s %s</h5>' % (entity.name, _('is object of:')))
+            self.wview('table', rset, cellvids=cellvids, headers=headers)
+
+
+class CWETypeAttributeCardinalityCell(baseviews.FinalView):
+    __regid__ = 'etype-attr-cardinality-cell'
+
+    def cell_call(self, row, col):
+        if self.cw_rset.rows[row][col][0] == '1':
+            self.w(self._cw._(u'yes'))
+        else:
+            self.w(self._cw._(u'no'))
+
+
+class CWETypeRelationCardinalityCell(baseviews.FinalView):
+    __regid__ = 'etype-rel-cardinality-cell'
+
+    def cell_call(self, row, col):
+        self.w(self._cw._(self.cw_rset.rows[row][col]))
+
+
+class CWETypeBoxTab(EntityView):
+    __regid__ = 'cwetype-box'
+    __select__ = implements('CWEType')
+
+    def cell_call(self, row, col):
+        viewer = schemaviewer.SchemaViewer(self._cw)
+        entity = self.cw_rset.get_entity(row, col)
+        eschema = self._cw.vreg.schema.eschema(entity.name)
+        layout = viewer.visit_entityschema(eschema)
+        self.w(uilib.ureport_as_html(layout))
+        self.w(u'<br class="clear"/>')
+
+
+class CWETypePermTab(SecurityViewMixIn, EntityView):
+    __regid__ = 'cwetype-permissions'
+    __select__ = implements('CWEType') & authenticated_user()
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        eschema = self._cw.vreg.schema.eschema(entity.name)
+        self.w(u'<h4>%s</h4>' % _('This entity type permissions:').capitalize())
+        self.permissions_table(eschema)
+        self.w(u'<div style="margin: 0px 1.5em">')
+        self.w(u'<h4>%s</h4>' % _('Attributes permissions:').capitalize())
+        for attr, etype in  eschema.attribute_definitions():
+            if attr not in META_RTYPES:
+                rdef = eschema.rdef(attr)
+                attrtype = str(rdef.rtype)
+                self.w(u'<h4 class="schema">%s (%s)</h4> ' % (attrtype, _(attrtype)))
+                self.permissions_table(rdef)
+        self.w(u'</div>')
+
+
+class CWETypeWorkflowTab(EntityView):
+    __regid__ = 'cwetype-workflow'
+    __select__ = (implements('CWEType')
+                  & has_related_entities('workflow_of', 'object'))
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        if entity.default_workflow:
+            wf = entity.default_workflow[0]
+            if len(entity.reverse_workflow_of) > 1:
+                self.w(u'<h1>%s (%s)</h1>'
+                       % (wf.name, self._cw._('default_workflow')))
+            self.display_workflow(wf)
+            defaultwfeid = wf.eid
+        else:
+            self.w(u'<div class="error">%s</div>'
+                   % self._cw._('There is no default workflow'))
+            defaultwfeid = None
+        for altwf in entity.reverse_workflow_of:
+            if altwf.eid == defaultwfeid:
+                continue
+            self.w(u'<h1>%s</h1>' % altwf.name)
+            self.display_workflow(altwf)
+
+    def display_workflow(self, wf):
+        self.w(wf.view('wfgraph'))
+        self.w('<a href="%s">%s</a>' % (
+            wf.absolute_url(), self._cw._('more info about this workflow')))
+
+
+class CWETypeViewsTab(EntityView):
+    """possible views for this entity type"""
+    __regid__ = 'cwetype-views'
+    __select__ = EntityView.__select__ & implements('CWEType')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        _ = self._cw._
+        self.w('<div>%s</div>' % _('Non exhaustive list of views that may '
+                                   'apply to entities of this type'))
+        views = [(view.content_type, view.__regid__, _(view.title))
+                 for view in self.possible_views(entity.name)]
+        self.wview('pyvaltable', pyvalue=sorted(views),
+                   headers=(_(u'content type'), _(u'view identifier'),
+                            _(u'view title')))
+
+    def possible_views(self, etype):
+        rset = self._cw.etype_rset(etype)
+        return [v for v in self._cw.vreg['views'].possible_views(self._cw, rset)
+                if v.category != 'startupview']
+
+
 class CWETypeOneLineView(baseviews.OneLineView):
     __select__ = implements('CWEType')
 
     def cell_call(self, row, col, **kwargs):
         entity = self.cw_rset.get_entity(row, col)
-        final = entity.final
-        if final:
+        if entity.final:
             self.w(u'<em class="finalentity">')
         super(CWETypeOneLineView, self).cell_call(row, col, **kwargs)
-        if final:
+        if entity.final:
             self.w(u'</em>')
 
 
-class CWETypePrimaryView(tabs.TabsMixin, primary.PrimaryView):
-    __select__ = implements('CWEType')
-    title = _('in memory entity schema')
-    main_related_section = False
-    tabs = [_('cwetype-schema-text'), _('cwetype-schema-image'),
-            _('cwetype-schema-permissions'), _('cwetype-workflow')]
-    default_tab = 'cwetype-schema-text'
-
-    def render_entity(self, entity):
-        self.render_entity_title(entity)
-        self.w(u'<div>%s</div>' % entity.description)
-        self.render_tabs(self.tabs, self.default_tab, entity)
-
-
-class CWETypeSTextView(EntityView):
-    __regid__ = 'cwetype-schema-text'
-    __select__ = EntityView.__select__ & implements('CWEType')
-
-    def cell_call(self, row, col):
-        entity = self.cw_rset.get_entity(row, col)
-        self.w(u'<h2>%s</h2>' % _('Attributes'))
-        rset = self._cw.execute('Any N,F,D,I,J,DE,A '
-                                'ORDERBY AA WHERE A is CWAttribute, '
-                                'A ordernum AA, A defaultval D, '
-                                'A description DE, '
-                                'A fulltextindexed I, A internationalizable J, '
-                                'A relation_type R, R name N, '
-                                'A to_entity O, O name F, '
-                                'A from_entity S, S eid %(x)s',
-                                {'x': entity.eid})
-        self.wview('editable-table', rset, 'null', displayfilter=True)
-        self.w(u'<h2>%s</h2>' % _('Relations'))
-        rset = self._cw.execute(
-            'Any R,C,TT,K,D,A,RN,TTN ORDERBY RN '
-            'WHERE A is CWRelation, A description D, A composite K, '
-            'A relation_type R, R name RN, A to_entity TT, TT name TTN, '
-            'A cardinality C, A from_entity S, S eid %(x)s',
-            {'x': entity.eid})
-        self.wview('editable-table', rset, 'null', displayfilter=True,
-                   displaycols=range(6), mainindex=5)
-        rset = self._cw.execute(
-            'Any R,C,TT,K,D,A,RN,TTN ORDERBY RN '
-            'WHERE A is CWRelation, A description D, A composite K, '
-            'A relation_type R, R name RN, A from_entity TT, TT name TTN, '
-            'A cardinality C, A to_entity O, O eid %(x)s',
-            {'x': entity.eid})
-        self.wview('editable-table', rset, 'null', displayfilter=True,
-                   displaycols=range(6), mainindex=5)
-
-
-class CWETypeSImageView(EntityView):
-    __regid__ = 'cwetype-schema-image'
-    __select__ = EntityView.__select__ & implements('CWEType')
-
-    def cell_call(self, row, col):
-        entity = self.cw_rset.get_entity(row, col)
-        url = entity.absolute_url(vid='schemagraph')
-        self.w(u'<img src="%s" alt="%s"/>' % (
-            xml_escape(url),
-            xml_escape(self._cw._('graphical schema for %s') % entity.name)))
-
-
-class CWETypeSPermView(EntityView):
-    __regid__ = 'cwetype-schema-permissions'
-    __select__ = EntityView.__select__ & implements('CWEType')
-
-    def cell_call(self, row, col):
-        entity = self.cw_rset.get_entity(row, col)
-        _ = self._cw._
-        self.w(u'<h2>%s</h2>' % _('Add permissions'))
-        rset = self._cw.execute('Any P WHERE X add_permission P, '
-                                'X eid %(x)s',
-                                {'x': entity.eid})
-        self.wview('outofcontext', rset, 'null')
-        self.w(u'<h2>%s</h2>' % _('Read permissions'))
-        rset = self._cw.execute('Any P WHERE X read_permission P, '
-                                'X eid %(x)s',
-                                {'x': entity.eid})
-        self.wview('outofcontext', rset, 'null')
-        self.w(u'<h2>%s</h2>' % _('Update permissions'))
-        rset = self._cw.execute('Any P WHERE X update_permission P, '
-                                'X eid %(x)s',
-                                {'x': entity.eid})
-        self.wview('outofcontext', rset, 'null')
-        self.w(u'<h2>%s</h2>' % _('Delete permissions'))
-        rset = self._cw.execute('Any P WHERE X delete_permission P, '
-                                'X eid %(x)s',
-                                {'x': entity.eid})
-        self.wview('outofcontext', rset, 'null')
-
-
-class CWETypeSWorkflowView(EntityView):
-    __regid__ = 'cwetype-workflow'
-    __select__ = (EntityView.__select__ & implements('CWEType') &
-                  has_related_entities('workflow_of', 'object'))
-
-    def cell_call(self, row, col):
-        entity = self.cw_rset.get_entity(row, col)
-        if entity.default_workflow:
-            wf = entity.default_workflow[0]
-            self.w(u'<h1>%s (%s)</h1>' % (wf.name, self._cw._('default')))
-            self.wf_image(wf)
-        for altwf in entity.reverse_workflow_of:
-            if altwf.eid == wf.eid:
-                continue
-            self.w(u'<h1>%s</h1>' % altwf.name)
-            self.wf_image(altwf)
-
-    def wf_image(self, wf):
-        self.w(u'<img src="%s" alt="%s"/>' % (
-            xml_escape(wf.absolute_url(vid='wfgraph')),
-            xml_escape(self._cw._('graphical representation of %s') % wf.name)))
-
-
 # CWRType ######################################################################
 
-class CWRTypeSchemaView(primary.PrimaryView):
+class CWRTypePrimaryView(tabs.TabbedPrimaryView):
+    __select__ = implements('CWRType')
+    tabs = [_('cwrtype-description'), _('cwrtype-permissions')]
+    default_tab = 'cwrtype-description'
+
+
+class CWRTypeDescriptionTab(tabs.PrimaryTab):
+    __regid__ = 'cwrtype-description'
     __select__ = implements('CWRType')
-    title = _('in memory relation schema')
-    main_related_section = False
+
+    def render_entity_attributes(self, entity):
+        super(CWRTypeDescriptionTab, self).render_entity_attributes(entity)
+        _ = self._cw._
+        if not entity.final:
+            msg = _('graphical schema for %s') % entity.name
+            self.w(tags.img(src=entity.absolute_url(vid='schemagraph'),
+                            alt=msg))
+        rset = self._cw.execute('Any R,C,R,R, RT WHERE '
+                                'R relation_type RT, RT eid %(x)s, '
+                                'R cardinality C', {'x': entity.eid})
+        self.wview('table', rset, 'null',
+                   headers=(_(u'relation'),  _(u'cardinality'), _(u'constraints'),
+                            _(u'options')),
+                   cellvids={2: 'rdef-constraints-cell',
+                             3: 'rdef-options-cell'})
+
+
+class CWRTypePermTab(SecurityViewMixIn, EntityView):
+    __regid__ = 'cwrtype-permissions'
+    __select__ = implements('CWRType') & authenticated_user()
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        rschema = self._cw.vreg.schema.rschema(entity.name)
+        self.grouped_permissions_table(rschema)
+
+
+# CWAttribute / CWRelation #####################################################
+
+class RDEFPrimaryView(tabs.TabbedPrimaryView):
+    __select__ = implements('CWRelation', 'CWAttribute')
+    tabs = [_('rdef-description'), _('rdef-permissions')]
+    default_tab = 'rdef-description'
+
+
+class RDEFDescriptionTab(tabs.PrimaryTab):
+    __regid__ = 'rdef-description'
+    __select__ = implements('CWRelation', 'CWAttribute')
 
     def render_entity_attributes(self, entity):
-        super(CWRTypeSchemaView, self).render_entity_attributes(entity)
-        rschema = self._cw.vreg.schema.rschema(entity.name)
-        viewer = SchemaViewer(self._cw)
-        layout = viewer.visit_relationschema(rschema, title=False)
-        self.w(uilib.ureport_as_html(layout))
-        if not rschema.final:
-            msg = self._cw._('graphical schema for %s') % entity.name
-            self.w(tags.img(src=entity.absolute_url(vid='schemagraph'),
-                            alt=msg))
+        super(RDEFDescriptionTab, self).render_entity_attributes(entity)
+        rdef = entity.yams_schema()
+        if rdef.constraints:
+            self.w(u'<h4>%s</h4>' % self._cw._('constrained_by'))
+            self.w(entity.view('rdef-constraints-cell'))
+
+
+class RDEFPermTab(SecurityViewMixIn, EntityView):
+    __regid__ = 'rdef-permissions'
+    __select__ = implements('CWRelation', 'CWAttribute') & authenticated_user()
+
+    def cell_call(self, row, col):
+        self.permissions_table(self.cw_rset.get_entity(row, col).yams_schema())
+
+
+class RDEFNameView(tableview.CellView):
+    """display relation name and its translation only in a cell view, link to
+    relation definition's primary view (for use in entity type relations table
+    for instance)
+    """
+    __regid__ = 'rdef-name-cell'
+    __select__ = implements('CWRelation', 'CWAttribute')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        rtype = entity.relation_type[0].name
+        # XXX use context entity + pgettext
+        self.w(u'<a href="%s">%s</a> (%s)' % (
+            entity.absolute_url(), rtype, self._cw._(rtype)))
+
+class RDEFObjectNameView(tableview.CellView):
+    """same as RDEFNameView but when the context is the object entity
+    """
+    __regid__ = 'rdef-object-name-cell'
+    __select__ = implements('CWRelation', 'CWAttribute')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        rtype = entity.relation_type[0].name
+        # XXX use context entity + pgettext
+        self.w(u'<a href="%s">%s</a> (%s)' % (
+            entity.absolute_url(), rtype, self._cw.__(rtype + '_object')))
+
+class RDEFConstraintsCell(EntityView):
+    __regid__ = 'rdef-constraints-cell'
+    __select__ = implements('CWAttribute', 'CWRelation')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        rschema = self._cw.vreg.schema.rschema(entity.rtype.name)
+        rdef = rschema.rdefs[(entity.stype.name, entity.otype.name)]
+        constraints = [xml_escape(str(c)) for c in getattr(rdef, 'constraints')]
+        self.w(u'<br/>'.join(constraints))
+
+class CWAttributeOptionsCell(EntityView):
+    __regid__ = 'rdef-options-cell'
+    __select__ = implements('CWAttribute')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        options = []
+        if entity.indexed:
+            options.append(self._cw._('indexed'))
+        if entity.fulltextindexed:
+            options.append(self._cw._('fulltextindexed'))
+        if entity.internationalizable:
+            options.append(self._cw._('internationalizable'))
+        self.w(u','.join(options))
+
+class CWRelationOptionsCell(EntityView):
+    __regid__ = 'rdef-options-cell'
+    __select__ = implements('CWRelation',)
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        rtype = entity.rtype
+        options = []
+        if rtype.symmetric:
+            options.append(self._cw._('symmetric'))
+        if rtype.inlined:
+            options.append(self._cw._('inlined'))
+        if rtype.fulltext_container:
+            options.append('%s=%s' % (self._cw._('fulltext_container'),
+                                      self._cw._(rtype.fulltext_container)))
+        if entity.composite:
+            options.append('%s=%s' % (self._cw._('composite'),
+                                      self._cw._(entity.composite)))
+        self.w(u','.join(options))
 
 
 # schema images ###############################################################
--- a/web/views/sessions.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/sessions.py	Thu Apr 15 12:48:40 2010 +0200
@@ -10,6 +10,7 @@
 
 from cubicweb.web import InvalidSession
 from cubicweb.web.application import AbstractSessionManager
+from cubicweb.dbapi import DBAPISession
 
 
 class InMemoryRepositorySessionManager(AbstractSessionManager):
@@ -40,26 +41,28 @@
         if self.has_expired(session):
             self.close_session(session)
             raise InvalidSession()
-        # give an opportunity to auth manager to hijack the session (necessary
-        # with the RepositoryAuthenticationManager in case the connection to the
-        # repository has expired)
         try:
-            session = self.authmanager.validate_session(req, session)
-            # necessary in case session has been hijacked
-            self._sessions[session.sessionid] = session
+            user = self.authmanager.validate_session(req, session)
         except InvalidSession:
             # invalid session
-            del self._sessions[sessionid]
+            self.close_session(session)
             raise
+        # associate the connection to the current request
+        req.set_session(session, user)
         return session
 
     def open_session(self, req):
-        """open and return a new session for the given request
+        """open and return a new session for the given request. The session is
+        also bound to the request.
 
-        :raise ExplicitLogin: if authentication is required
+        raise :exc:`cubicweb.AuthenticationError` if authentication failed
+        (no authentication info found or wrong user/password)
         """
-        session = self.authmanager.authenticate(req)
+        cnx, login, authinfo = self.authmanager.authenticate(req)
+        session = DBAPISession(cnx, login, authinfo)
         self._sessions[session.sessionid] = session
+        # associate the connection to the current request
+        req.set_session(session)
         return session
 
     def close_session(self, session):
@@ -69,8 +72,9 @@
         self.info('closing http session %s' % session)
         del self._sessions[session.sessionid]
         try:
-            session.close()
+            session.cnx.close()
         except:
             # already closed, may occurs if the repository session expired but
             # not the web session
             pass
+        session.cnx = None
--- a/web/views/tableview.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/tableview.py	Thu Apr 15 12:48:40 2010 +0200
@@ -87,10 +87,12 @@
                 continue
         return None
 
-    def displaycols(self, displaycols):
+    def displaycols(self, displaycols, headers):
         if displaycols is None:
             if 'displaycols' in self._cw.form:
                 displaycols = [int(idx) for idx in self._cw.form['displaycols']]
+            elif headers is not None:
+                displaycols = range(len(headers))
             else:
                 displaycols = range(len(self.cw_rset.syntax_tree().children[0].selection))
         return displaycols
@@ -127,7 +129,7 @@
                     hidden = False
             if displayactions is None and 'displayactions' in req.form:
                 displayactions = True
-        displaycols = self.displaycols(displaycols)
+        displaycols = self.displaycols(displaycols, headers)
         fromformfilter = 'fromformfilter' in req.form
         # if fromformfilter is true, this is an ajax call and we only want to
         # replace the inner div, so don't regenerate everything under the if
@@ -297,7 +299,7 @@
         """Dumps a table displaying a composite query"""
         actrql = self._cw.form['actualrql']
         self._cw.ensure_ro_rql(actrql)
-        displaycols = self.displaycols(displaycols)
+        displaycols = self.displaycols(displaycols, headers)
         if displayactions is None and 'displayactions' in self._cw.form:
             displayactions = True
         if divid is None and 'divid' in self._cw.form:
@@ -326,3 +328,67 @@
 class EditableInitialTableTableView(InitialTableView):
     __regid__ = 'editable-initialtable'
     finalview = 'editable-final'
+
+
+class EntityAttributesTableView(EntityView):
+    """This table displays entity attributes in a table and allow to set a
+    specific method to help building cell content for each attribute as well as
+    column header.
+
+    Table will render entity cell by using the appropriate build_COLNAME_cell
+    methods if defined otherwise cell content will be entity.COLNAME.
+
+    Table will render column header using the method header_for_COLNAME if
+    defined otherwise COLNAME will be used.
+    """
+    __abstract__ = True
+    columns = ()
+    table_css = "listing"
+    css_files = ()
+
+    def call(self, columns=None):
+        if self.css_files:
+            self._cw.add_css(self.css_files)
+        _ = self._cw._
+        self.columns = columns or self.columns
+        ecls = self._cw.vreg['etypes'].etype_class(self.cw_rset.description[0][0])
+        self.w(u'<table class="%s">' % self.table_css)
+        self.table_header(ecls)
+        self.w(u'<tbody>')
+        for row in xrange(self.cw_rset.rowcount):
+            self.cell_call(row=row, col=0)
+        self.w(u'</tbody>')
+        self.w(u'</table>')
+
+    def cell_call(self, row, col):
+        _ = self._cw._
+        entity = self.cw_rset.get_entity(row, col)
+        infos = {}
+        for col in self.columns:
+            meth = getattr(self, 'build_%s_cell' % col, None)
+            # find the build method or try to find matching attribute
+            if meth:
+                content = meth(entity)
+            else:
+                content = entity.printable_value(col)
+            infos[col] = content
+        self.w(u"""<tr onmouseover="addElementClass(this, 'highlighted');"
+            onmouseout="removeElementClass(this, 'highlighted')">""")
+        line = u''.join(u'<td>%%(%s)s</td>' % col for col in self.columns)
+        self.w(line % infos)
+        self.w(u'</tr>\n')
+
+    def table_header(self, ecls):
+        """builds the table's header"""
+        self.w(u'<thead><tr>')
+        _ = self._cw._
+        for column in self.columns:
+            meth = getattr(self, 'header_for_%s' % column, None)
+            if meth:
+                colname = meth(ecls)
+            else:
+                colname = _(column)
+            self.w(u'<th>%s</th>' % xml_escape(colname))
+        self.w(u'</tr></thead>\n')
+
+
--- a/web/views/urlpublishing.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/urlpublishing.py	Thu Apr 15 12:48:40 2010 +0200
@@ -130,8 +130,7 @@
         if len(parts) != 1:
             raise PathDontMatch()
         try:
-            rset = req.execute('Any X WHERE X eid %(x)s',
-                               {'x': typed_eid(parts[0])}, 'x')
+            rset = req.execute('Any X WHERE X eid %(x)s', {'x': typed_eid(parts[0])})
         except ValueError:
             raise PathDontMatch()
         if rset.rowcount == 0:
@@ -178,7 +177,7 @@
         rql = u'Any X WHERE X is %s, X %s %%(x)s' % (etype, attrname)
         if attrname == 'eid':
             try:
-                rset = req.execute(rql, {'x': typed_eid(value)}, 'x')
+                rset = req.execute(rql, {'x': typed_eid(value)})
             except (ValueError, TypeResolverException):
                 # conflicting eid/type
                 raise PathDontMatch()
--- a/web/views/workflow.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/web/views/workflow.py	Thu Apr 15 12:48:40 2010 +0200
@@ -11,6 +11,9 @@
 __docformat__ = "restructuredtext en"
 _ = unicode
 
+import tempfile
+import os
+
 from logilab.mtconverter import xml_escape
 from logilab.common.graph import escape, GraphGenerator, DotBackend
 
@@ -24,11 +27,17 @@
 from cubicweb.web import uicfg, stdmsgs, action, component, form, action
 from cubicweb.web import formfields as ff, formwidgets as fwdgs
 from cubicweb.web.views import TmpFileViewMixin, forms, primary, autoform
+from cubicweb.web.views.tabs import TabbedPrimaryView, PrimaryTab
 
 _pvs = uicfg.primaryview_section
 _pvs.tag_subject_of(('Workflow', 'initial_state', '*'), 'hidden')
 _pvs.tag_object_of(('*', 'state_of', 'Workflow'), 'hidden')
 _pvs.tag_object_of(('*', 'transition_of', 'Workflow'), 'hidden')
+_pvs.tag_object_of(('*', 'wf_info_for', '*'), 'hidden')
+for rtype in ('in_state', 'by_transition', 'from_state', 'to_state'):
+    _pvs.tag_subject_of(('*', rtype, '*'), 'hidden')
+    _pvs.tag_object_of(('*', rtype, '*'), 'hidden')
+_pvs.tag_object_of(('*', 'wf_info_for', '*'), 'hidden')
 
 _abaa = uicfg.actionbox_appearsin_addmenu
 _abaa.tag_subject_of(('BaseTransition', 'condition', 'RQLExpression'), False)
@@ -129,7 +138,7 @@
             headers = (_('from_state'), _('to_state'), _('comment'), _('date'))
         rql = '%s %s, X eid %%(x)s' % (sel, rql)
         try:
-            rset = self._cw.execute(rql, {'x': eid}, 'x')
+            rset = self._cw.execute(rql, {'x': eid})
         except Unauthorized:
             return
         if rset:
@@ -187,6 +196,7 @@
 _pvs.tag_subject_of(('Workflow', 'initial_state', '*'), 'hidden')
 _pvs.tag_object_of(('*', 'state_of', 'Workflow'), 'hidden')
 _pvs.tag_object_of(('*', 'transition_of', 'Workflow'), 'hidden')
+_pvs.tag_object_of(('*', 'default_workflow', 'Workflow'), 'hidden')
 
 _abaa = uicfg.actionbox_appearsin_addmenu
 _abaa.tag_subject_of(('BaseTransition', 'condition', 'RQLExpression'), False)
@@ -198,14 +208,10 @@
 _abaa.tag_object_of(('Transition', 'transition_of', 'Workflow'), True)
 _abaa.tag_object_of(('WorkflowTransition', 'transition_of', 'Workflow'), True)
 
-class WorkflowPrimaryView(primary.PrimaryView):
+class WorkflowPrimaryView(TabbedPrimaryView):
     __select__ = implements('Workflow')
-
-    def render_entity_attributes(self, entity):
-        self.w(entity.view('reledit', rtype='description'))
-        self.w(u'<img src="%s" alt="%s"/>' % (
-            xml_escape(entity.absolute_url(vid='wfgraph')),
-            xml_escape(self._cw._('graphical workflow for %s') % entity.name)))
+    tabs = [  _('wf_tab_info'), _('wfgraph'),]
+    default_tab = 'wf_tab_info'
 
 
 class CellView(view.EntityView):
@@ -225,6 +231,59 @@
         self.w(xml_escape(self._cw.view('textincontext', self.cw_rset,
                                         row=row, col=col)))
 
+class WorkflowTabTextView(PrimaryTab):
+    __regid__ = 'wf_tab_info'
+    __select__ = PrimaryTab.__select__ & one_line_rset() & implements('Workflow')
+
+    def render_entity_attributes(self, entity):
+        _ = self._cw._
+        self.w(u'<div>%s</div>' % (entity.printable_value('description')))
+        self.w(u'<span>%s%s</span>' % (_("workflow_of").capitalize(), _(" :")))
+        html = []
+        for e in  entity.workflow_of:
+            view = e.view('outofcontext')
+            if entity.eid == e.default_workflow[0].eid:
+                view += u' <span>[%s]</span>' % _('default_workflow')
+            html.append(view)
+        self.w(', '.join(v for v in html))
+        self.w(u'<h2>%s</h2>' % _("Transition_plural"))
+        rset = self._cw.execute(
+            'Any T,T,DS,T,TT ORDERBY TN WHERE T transition_of WF, WF eid %(x)s,'
+            'T type TT, T name TN, T destination_state DS?', {'x': entity.eid})
+        self.wview('editable-table', rset, 'null',
+                   cellvids={ 1: 'trfromstates', 2: 'outofcontext', 3:'trsecurity',},
+                   headers = (_('Transition'),  _('from_state'),
+                              _('to_state'), _('permissions'), _('type') ),
+                   )
+
+
+class TransitionSecurityTextView(view.EntityView):
+    __regid__ = 'trsecurity'
+    __select__ = implements('Transition')
+
+    def cell_call(self, row, col):
+        _ = self._cw._
+        entity = self.cw_rset.get_entity(self.cw_row, self.cw_col)
+        if entity.require_group:
+            self.w(u'<div>%s%s %s</div>' %
+                   (_('groups'), _(" :"),
+                    u', '.join((g.view('incontext') for g
+                               in entity.require_group))))
+        if entity.condition:
+            self.w(u'<div>%s%s %s</div>' %
+                   ( _('conditions'), _(" :"),
+                     u'<br/>'.join((e.dc_title() for e
+                                in entity.condition))))
+
+class TransitionAllowedTextView(view.EntityView):
+    __regid__ = 'trfromstates'
+    __select__ = implements('Transition')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(self.cw_row, self.cw_col)
+        self.w(u', '.join((e.view('outofcontext') for e
+                           in entity.reverse_allowed_transition)))
+
 
 # workflow entity types edition ################################################
 
@@ -284,24 +343,18 @@
     def node_properties(self, stateortransition):
         """return default DOT drawing options for a state or transition"""
         props = {'label': stateortransition.printable_value('name'),
-                 'fontname': 'Courier'}
+                 'fontname': 'Courier', 'fontsize':10,
+                 'href': stateortransition.absolute_url(),
+                 }
         if hasattr(stateortransition, 'state_of'):
             props['shape'] = 'box'
             props['style'] = 'filled'
             if stateortransition.reverse_initial_state:
-                props['color'] = '#88CC88'
+                props['fillcolor'] = '#88CC88'
         else:
             props['shape'] = 'ellipse'
             descr = []
             tr = stateortransition
-            if tr.require_group:
-                descr.append('%s %s'% (
-                    self._('groups:'),
-                    ','.join(g.printable_value('name') for g in tr.require_group)))
-            if tr.condition:
-                descr.append('%s %s'% (
-                    self._('condition:'),
-                    ' | '.join(e.expression for e in tr.condition)))
             if descr:
                 props['label'] += escape('\n'.join(descr))
         return props
@@ -331,17 +384,39 @@
                 yield transition.eid, outgoingstate.eid, transition
 
 
+class WorkflowGraphView(view.EntityView):
+    __regid__ = 'wfgraph'
+    __select__ = EntityView.__select__ & one_line_rset() & implements('Workflow')
+
+    def cell_call(self, row, col):
+        entity = self.cw_rset.get_entity(row, col)
+        visitor = WorkflowVisitor(entity)
+        prophdlr = WorkflowDotPropsHandler(self._cw)
+        wfname = 'workflow%s' % str(entity.eid)
+        generator = GraphGenerator(DotBackend(wfname, None,
+                                              ratio='compress', size='30,10'))
+        # map file
+        pmap, mapfile = tempfile.mkstemp(".map", wfname)
+        os.close(pmap)
+        # image file
+        fd, tmpfile = tempfile.mkstemp('.png')
+        os.close(fd)
+        generator.generate(visitor, prophdlr, tmpfile, mapfile)
+        self.w(u'<img src="%s" alt="%s" usemap="#%s" />' % (
+            xml_escape(entity.absolute_url(vid='wfimage', tmpfile=tmpfile)),
+            xml_escape(self._cw._('graphical workflow for %s') % entity.name),
+            wfname))
+        stream = open(mapfile, 'r').read()
+        stream = stream.decode(self._cw.encoding)
+        self.w(stream)
+        os.unlink(mapfile)
+
 class WorkflowImageView(TmpFileViewMixin, view.EntityView):
-    __regid__ = 'wfgraph'
+    __regid__ = 'wfimage'
     __select__ = implements('Workflow')
     content_type = 'image/png'
 
-    def _generate(self, tmpfile):
-        """display schema information for an entity"""
-        entity = self.cw_rset.get_entity(self.cw_row, self.cw_col)
-        visitor = WorkflowVisitor(entity)
-        prophdlr = WorkflowDotPropsHandler(self._cw)
-        generator = GraphGenerator(DotBackend('workflow', 'LR',
-                                              ratio='compress', size='30,12'))
-        return generator.generate(visitor, prophdlr, tmpfile)
-
+    def cell_call(self, row=0, col=0):
+        tmpfile = self._cw.form.get('tmpfile', None)
+        self.w(open(tmpfile, 'rb').read())
+        os.unlink(tmpfile)
--- a/wsgi/handler.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/wsgi/handler.py	Thu Apr 15 12:48:40 2010 +0200
@@ -9,8 +9,7 @@
 __docformat__ = "restructuredtext en"
 
 from cubicweb import AuthenticationError
-from cubicweb.web import (NotFound, Redirect, DirectResponse, StatusResponse,
-                          ExplicitLogin)
+from cubicweb.web import Redirect, DirectResponse, StatusResponse, LogOut
 from cubicweb.web.application import CubicWebPublisher
 from cubicweb.wsgi.request import CubicWebWsgiRequest
 
@@ -113,8 +112,6 @@
             req.set_header('WWW-Authenticate', [('Basic', {'realm' : realm })], raw=False)
         try:
             self.appli.connect(req)
-        except AuthenticationError:
-            return self.request_auth(req)
         except Redirect, ex:
             return self.redirect(req, ex.location)
         path = req.path
@@ -126,12 +123,9 @@
             return WSGIResponse(200, req, ex.response)
         except StatusResponse, ex:
             return WSGIResponse(ex.status, req, ex.content)
-        except NotFound:
-            result = self.appli.notfound_content(req)
-            return WSGIResponse(404, req, result)
-        except ExplicitLogin:  # must be before AuthenticationError
+        except AuthenticationError:  # must be before AuthenticationError
             return self.request_auth(req)
-        except AuthenticationError:
+        except LogOut:
             if self.config['auth-mode'] == 'cookie':
                 # in cookie mode redirecting to the index view is enough :
                 # either anonymous connection is allowed and the page will
--- a/wsgi/request.py	Thu Apr 15 12:47:29 2010 +0200
+++ b/wsgi/request.py	Thu Apr 15 12:48:40 2010 +0200
@@ -38,9 +38,9 @@
         post, files = self.get_posted_data()
         super(CubicWebWsgiRequest, self).__init__(vreg, https, post)
         if files is not None:
-            for fdef in files.itervalues():
-                fdef[0] = unicode(fdef[0], self.encoding)
-            self.form.update(files)
+            for key, (name, _, stream) in files.iteritems():
+                name = unicode(name, self.encoding)
+                self.form[key] = (name, stream)
         # prepare output headers
         self.headers_out = {}