__init__.py
author David Douard <david.douard@logilab.fr>
Tue, 06 Aug 2013 11:49:33 +0200
branchstable
changeset 9215 5b9fedf67a29
parent 8748 f5027f8d2478
child 9046 6fb3f0106301
child 9299 c5eed908117d
permissions -rw-r--r--
[pkg] prepare 3.17.6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
8486
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8383
diff changeset
     1
# copyright 2003-2012 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     2
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     3
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     4
# This file is part of CubicWeb.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     5
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     6
# CubicWeb is free software: you can redistribute it and/or modify it under the
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     7
# terms of the GNU Lesser General Public License as published by the Free
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     8
# Software Foundation, either version 2.1 of the License, or (at your option)
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
     9
# any later version.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    10
#
5424
8ecbcbff9777 replace logilab-common by CubicWeb in disclaimer
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5421
diff changeset
    11
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    12
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    13
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    14
# details.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    15
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    16
# You should have received a copy of the GNU Lesser General Public License along
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5081
diff changeset
    17
# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    18
"""CubicWeb is a generic framework to quickly build applications which describes
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    19
relations between entitites.
5881
57387070f612 [selectors] use before-registry-reset event to init is_instance cache: cleaner code and avoid reloading bug (making hooks test fail for instance)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5451
diff changeset
    20
"""
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    21
__docformat__ = "restructuredtext en"
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    22
5451
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    23
# ignore the pygments UserWarnings
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    24
import warnings
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    25
warnings.filterwarnings('ignore', category=UserWarning,
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    26
                        message='.*was already imported',
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    27
                        module='.*pygments')
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    28
7b2e9f774028 ignore annoying warnings about pygments already being imported and stuff being added to python path
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 5424
diff changeset
    29
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    30
import __builtin__
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    31
# '_' is available in builtins to mark internationalized string but should
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    32
# not be used to do the actual translation
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    33
if not hasattr(__builtin__, '_'):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    34
    __builtin__._ = unicode
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    35
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    36
CW_SOFTWARE_ROOT = __path__[0]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    37
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    38
import sys, os, logging
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    39
from StringIO import StringIO
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    40
8748
f5027f8d2478 drop typed_eid() in favour of int() (closes #2742462)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8696
diff changeset
    41
from logilab.common.deprecation import deprecated
1741
fe5266f0f88c use lgc implementation
sylvain.thenault@logilab.fr
parents: 1498
diff changeset
    42
from logilab.common.logging_ext import set_log_methods
8383
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
    43
from yams.constraints import BASE_CONVERTERS
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    44
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    45
if os.environ.get('APYCOT_ROOT'):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    46
    logging.basicConfig(level=logging.CRITICAL)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    47
else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    48
    logging.basicConfig()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    49
2792
135580d15d42 rename and move cw.RequestSessionMixIn to cw.req.RequestSessionBase; move some appobjects methods where they actually belong to
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2790
diff changeset
    50
from cubicweb.__pkginfo__ import version as __version__
135580d15d42 rename and move cw.RequestSessionMixIn to cw.req.RequestSessionBase; move some appobjects methods where they actually belong to
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2790
diff changeset
    51
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    52
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    53
set_log_methods(sys.modules[__name__], logging.getLogger('cubicweb'))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    54
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    55
# make all exceptions accessible from the package
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    56
from cubicweb._exceptions import *
8190
2a3c1b787688 [vreg] move base registry implementation to logilab.common. Closes #1916014
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8180
diff changeset
    57
from logilab.common.registry import ObjectNotFound, NoSelectableObject, RegistryNotFound
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    58
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    59
# convert eid to the right type, raise ValueError if it's not a valid eid
8748
f5027f8d2478 drop typed_eid() in favour of int() (closes #2742462)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8696
diff changeset
    60
@deprecated('[3.17] typed_eid() was removed. replace it with int() when needed.')
f5027f8d2478 drop typed_eid() in favour of int() (closes #2742462)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8696
diff changeset
    61
def typed_eid(eid):
f5027f8d2478 drop typed_eid() in favour of int() (closes #2742462)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8696
diff changeset
    62
    return int(eid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    63
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    64
#def log_thread(f, w, a):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    65
#    print f.f_code.co_filename, f.f_code.co_name
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    66
#import threading
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    67
#threading.settrace(log_thread)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    68
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    69
class Binary(StringIO):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    70
    """customize StringIO to make sure we don't use unicode"""
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1741
diff changeset
    71
    def __init__(self, buf=''):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    72
        assert isinstance(buf, (str, buffer)), \
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    73
               "Binary objects must use raw strings, not %s" % buf.__class__
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    74
        StringIO.__init__(self, buf)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    75
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    76
    def write(self, data):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    77
        assert isinstance(data, (str, buffer)), \
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    78
               "Binary objects must use raw strings, not %s" % data.__class__
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    79
        StringIO.write(self, data)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
    80
8180
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    81
    def to_file(self, fobj):
8131
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    82
        """write a binary to disk
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    83
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    84
        the writing is performed in a safe way for files stored on
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    85
        Windows SMB shares
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    86
        """
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    87
        pos = self.tell()
8180
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    88
        self.seek(0)
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    89
        if sys.platform == 'win32':
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    90
            while True:
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    91
                # the 16kB chunksize comes from the shutil module
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    92
                # in stdlib
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    93
                chunk = self.read(16*1024)
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    94
                if not chunk:
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    95
                    break
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    96
                fobj.write(chunk)
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    97
        else:
1f6ba9afb925 [storage] BFSS now create read only file (closes #2151672)
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8132
diff changeset
    98
            fobj.write(self.read())
8131
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
    99
        self.seek(pos)
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   100
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   101
    @staticmethod
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   102
    def from_file(filename):
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   103
        """read a file and returns its contents in a Binary
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   104
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   105
        the reading is performed in a safe way for files stored on
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   106
        Windows SMB shares
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   107
        """
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   108
        binary = Binary()
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   109
        with open(filename, 'rb') as fobj:
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   110
            if sys.platform == 'win32':
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   111
                while True:
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   112
                    # the 16kB chunksize comes from the shutil module
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   113
                    # in stdlib
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   114
                    chunk = fobj.read(16*1024)
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   115
                    if not chunk:
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   116
                        break
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   117
                    binary.write(chunk)
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   118
            else:
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   119
                binary.write(fobj.read())
8234
83fd9ff90a9d [binary] use seek(0) in `from_file` Binary creation method (closes #2189183)
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 8132
diff changeset
   120
        binary.seek(0)
8131
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   121
        return binary
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   122
8383
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   123
def str_or_binary(value):
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   124
    if isinstance(value, Binary):
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   125
        return value
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   126
    return str(value)
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   127
BASE_CONVERTERS['Password'] = str_or_binary
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   128
3f34d69e0c22 [yams] Binary instance passwords should not be given to str()
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8236
diff changeset
   129
8131
a6654712ad50 fix potential problems when BFSS uses a Windows SMB share (closes #2131435)
Alexandre Fayolle <alexandre.fayolle@logilab.fr>
parents: 7879
diff changeset
   130
4475
37c413a07216 kill most pre 3.2 bw compat code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
   131
# use this dictionary to rename entity types while keeping bw compat
37c413a07216 kill most pre 3.2 bw compat code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
   132
ETYPE_NAME_MAP = {}
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   133
4475
37c413a07216 kill most pre 3.2 bw compat code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
   134
# XXX cubic web cube migration map. See if it's worth keeping this mecanism
37c413a07216 kill most pre 3.2 bw compat code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
   135
#     to help in cube renaming
37c413a07216 kill most pre 3.2 bw compat code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
   136
CW_MIGRATION_MAP = {}
231
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   137
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   138
def neg_role(role):
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   139
    if role == 'subject':
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   140
        return 'object'
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   141
    return 'subject'
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   142
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   143
def role(obj):
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   144
    try:
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   145
        return obj.role
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   146
    except AttributeError:
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   147
        return neg_role(obj.target)
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   148
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   149
def target(obj):
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   150
    try:
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   151
        return obj.target
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   152
    except AttributeError:
d740f5f55d30 some mini function to ease role (subject/object) manipulation
Sylvain Thenault <sylvain.thenault@logilab.fr>
parents: 0
diff changeset
   153
        return neg_role(obj.role)
1498
2c6eec0b46b9 fix imports, cleanup, repair some ajax calls
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   154
2683
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   155
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   156
class CubicWebEventManager(object):
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   157
    """simple event / callback manager.
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   158
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   159
    Typical usage to register a callback::
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   160
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   161
      >>> from cubicweb import CW_EVENT_MANAGER
2705
30bcdbd92820 [events] renamed source-reload into registry-reload to avoid potential confusions with datasources
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2689
diff changeset
   162
      >>> CW_EVENT_MANAGER.bind('after-registry-reload', mycallback)
2683
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   163
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   164
    Typical usage to emit an event::
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   165
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   166
      >>> from cubicweb import CW_EVENT_MANAGER
2705
30bcdbd92820 [events] renamed source-reload into registry-reload to avoid potential confusions with datasources
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2689
diff changeset
   167
      >>> CW_EVENT_MANAGER.emit('after-registry-reload')
2683
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   168
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   169
    emit() accepts an additional context parameter that will be passed
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   170
    to the callback if specified (and only in that case)
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   171
    """
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   172
    def __init__(self):
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   173
        self.callbacks = {}
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   174
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   175
    def bind(self, event, callback, *args, **kwargs):
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   176
        self.callbacks.setdefault(event, []).append( (callback, args, kwargs) )
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   177
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   178
    def emit(self, event, context=None):
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   179
        for callback, args, kwargs in self.callbacks.get(event, ()):
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   180
            if context is None:
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   181
                callback(*args, **kwargs)
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   182
            else:
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   183
                callback(context, *args, **kwargs)
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   184
52b1a86c1913 introduce a new CubicwebEventManager
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2647
diff changeset
   185
CW_EVENT_MANAGER = CubicWebEventManager()
2689
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   186
5081
2ea98b8512dd [events manager] onevent decorator may be given extra arguments to give to em.bind
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4475
diff changeset
   187
def onevent(event, *args, **kwargs):
2689
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   188
    """decorator to ease event / callback binding
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   189
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   190
    >>> from cubicweb import onevent
2705
30bcdbd92820 [events] renamed source-reload into registry-reload to avoid potential confusions with datasources
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2689
diff changeset
   191
    >>> @onevent('before-registry-reload')
2689
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   192
    ... def mycallback():
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   193
    ...     print 'hello'
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   194
    ...
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   195
    >>>
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   196
    """
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   197
    def _decorator(func):
5081
2ea98b8512dd [events manager] onevent decorator may be given extra arguments to give to em.bind
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4475
diff changeset
   198
        CW_EVENT_MANAGER.bind(event, func, *args, **kwargs)
2689
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   199
        return func
44f041222d0f [autoreload] handle uicfg reloading properly with the new event / callback mechanism
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 2683
diff changeset
   200
    return _decorator
8556
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   201
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   202
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   203
from yams.schema import role_name as rname
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   204
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   205
def validation_error(entity, errors, substitutions=None, i18nvalues=None):
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   206
    """easy way to retrieve a :class:`cubicweb.ValidationError` for an entity or eid.
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   207
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   208
    You may also have 2-tuple as error keys, :func:`yams.role_name` will be
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   209
    called automatically for them.
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   210
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   211
    Messages in errors **should not be translated yet**, though marked for
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   212
    internationalization. You may give an additional substition dictionary that
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   213
    will be used for interpolation after the translation.
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   214
    """
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   215
    if substitutions is None:
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   216
        # set empty dict else translation won't be done for backward
8594
001159e2e4f3 [validation api] properly use yams 0.36 validation error api and update message catalog. Follows bbe0d6985e59
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8556
diff changeset
   217
        # compatibility reason (see ValidationError.translate method)
8556
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   218
        substitutions = {}
8696
0bb18407c053 [toward py3k] rewrite dict.keys() and dict.values() (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 8694
diff changeset
   219
    for key in list(errors):
8556
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   220
        if isinstance(key, tuple):
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   221
            errors[rname(*key)] = errors.pop(key)
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   222
    return ValidationError(getattr(entity, 'eid', entity), errors,
bbe0d6985e59 [validation error] refactor validation error handling so translation is done on the web side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8486
diff changeset
   223
                           substitutions, i18nvalues)