server/repository.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Fri, 26 Mar 2010 08:28:22 +0100
branchstable
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child 5032 e3fa27fc0d9a
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[form] put qualified name on validation error, should fix #784299
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"""Defines the central class for the CubicWeb RQL server: the repository.
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The repository is an abstraction allowing execution of rql queries against
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data sources. Most of the work is actually done in helper classes. The
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repository mainly:
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* brings these classes all together to provide a single access
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  point to a cubicweb instance.
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* handles session management
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* provides method for pyro registration, to call if pyro is enabled
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:organization: Logilab
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:copyright: 2001-2010 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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"""
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from __future__ import with_statement
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__docformat__ = "restructuredtext en"
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import sys
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import Queue
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from os.path import join
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from datetime import datetime
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from time import time, localtime, strftime
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#from pickle import dumps
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from logilab.common.decorators import cached
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from logilab.common.compat import any
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from logilab.common import flatten
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from yams import BadSchemaDefinition
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from yams.schema import role_name
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from rql import RQLSyntaxError
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from cubicweb import (CW_SOFTWARE_ROOT, CW_MIGRATION_MAP,
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                      UnknownEid, AuthenticationError, ExecutionError,
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                      ETypeNotSupportedBySources, MultiSourcesError,
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                      BadConnectionId, Unauthorized, ValidationError,
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                      typed_eid)
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from cubicweb import cwvreg, schema, server
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from cubicweb.server import utils, hook, pool, querier, sources
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from cubicweb.server.session import Session, InternalSession, security_enabled
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class CleanupEidTypeCacheOp(hook.SingleLastOperation):
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    """on rollback of a insert query or commit of delete query, we have to
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    clear repository's cache from no more valid entries
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    NOTE: querier's rqlst/solutions cache may have been polluted too with
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    queries such as Any X WHERE X eid 32 if 32 has been rollbacked however
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    generated queries are unpredictable and analysing all the cache probably
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    too expensive. Notice that there is no pb when using args to specify eids
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    instead of giving them into the rql string.
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    """
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    def commit_event(self):
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        """the observed connections pool has been rollbacked,
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        remove inserted eid from repository type/source cache
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        """
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        try:
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            self.session.repo.clear_caches(
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                self.session.transaction_data['pendingeids'])
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        except KeyError:
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            pass
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    def rollback_event(self):
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        """the observed connections pool has been rollbacked,
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        remove inserted eid from repository type/source cache
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        """
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        try:
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            self.session.repo.clear_caches(
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                self.session.transaction_data['neweids'])
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        except KeyError:
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            pass
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def del_existing_rel_if_needed(session, eidfrom, rtype, eidto):
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    """delete existing relation when adding a new one if card is 1 or ?
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    have to be done once the new relation has been inserted to avoid having
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    an entity without a relation for some time
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    this kind of behaviour has to be done in the repository so we don't have
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    hooks order hazardness
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    """
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    # skip that for internal session or if integrity explicitly disabled
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    #
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    # XXX we should imo rely on the orm to first fetch existing entity if any
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    # then delete it.
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    if session.is_internal_session \
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           or not session.is_hook_category_activated('integrity'):
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        return
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    card = session.schema_rproperty(rtype, eidfrom, eidto, 'cardinality')
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    # one may be tented to check for neweids but this may cause more than one
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    # relation even with '1?'  cardinality if thoses relations are added in the
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    # same transaction where the entity is being created. This never occurs from
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    # the web interface but may occurs during test or dbapi connection (though
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    # not expected for this).  So: don't do it, we pretend to ensure repository
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    # consistency.
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    #
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    # XXX we don't want read permissions to be applied but we want delete
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    # permission to be checked
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    rschema = session.repo.schema.rschema(rtype)
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    if card[0] in '1?':
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        if not rschema.inlined: # inlined relations will be implicitly deleted
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            with security_enabled(session, read=False):
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                session.execute('DELETE X %s Y WHERE X eid %%(x)s, '
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                                'NOT Y eid %%(y)s' % rtype,
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                                {'x': eidfrom, 'y': eidto}, 'x')
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    if card[1] in '1?':
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        with security_enabled(session, read=False):
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            session.execute('DELETE X %sY WHERE Y eid %%(y)s, '
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                            'NOT X eid %%(x)s' % rtype,
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                            {'x': eidfrom, 'y': eidto}, 'y')
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class Repository(object):
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    """a repository provides access to a set of persistent storages for
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    entities and relations
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    XXX protect pyro access
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    """
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0
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    def __init__(self, config, vreg=None, debug=False):
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        self.config = config
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        if vreg is None:
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            vreg = cwvreg.CubicWebVRegistry(config, debug)
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        self.vreg = vreg
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        self.pyro_registered = False
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        self.info('starting repository from %s', self.config.apphome)
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        # dictionary of opened sessions
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        self._sessions = {}
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        # list of functions to be called at regular interval
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        self._looping_tasks = []
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        # list of running threads
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        self._running_threads = []
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        # initial schema, should be build or replaced latter
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        self.schema = schema.CubicWebSchema(config.appid)
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        self.vreg.schema = self.schema # until actual schema is loaded...
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        # querier helper, need to be created after sources initialization
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        self.querier = querier.QuerierHelper(self, self.schema)
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        # sources
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        self.sources = []
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        self.sources_by_uri = {}
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        # FIXME: store additional sources info in the system database ?
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        # FIXME: sources should be ordered (add_entity priority)
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        for uri, source_config in config.sources().items():
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            if uri == 'admin':
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                # not an actual source
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                continue
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            source = self.get_source(uri, source_config)
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            self.sources_by_uri[uri] = source
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            self.sources.append(source)
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        self.system_source = self.sources_by_uri['system']
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        # ensure system source is the first one
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        self.sources.remove(self.system_source)
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        self.sources.insert(0, self.system_source)
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        # cache eid -> type / source
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        self._type_source_cache = {}
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        # cache (extid, source uri) -> eid
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        self._extid_cache = {}
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        # open some connections pools
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        if config.open_connections_pools:
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            self.open_connections_pools()
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    def _boostrap_hook_registry(self):
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        """called during bootstrap since we need the metadata hooks"""
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        hooksdirectory = join(CW_SOFTWARE_ROOT, 'hooks')
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        self.vreg.init_registration([hooksdirectory])
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        self.vreg.load_file(join(hooksdirectory, 'metadata.py'),
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                            'cubicweb.hooks.metadata')
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    def open_connections_pools(self):
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        config = self.config
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        self._available_pools = Queue.Queue()
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        self._available_pools.put_nowait(pool.ConnectionsPool(self.sources))
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        if config.read_instance_schema:
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            # normal start: load the instance schema from the database
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            self.fill_schema()
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        elif config.bootstrap_schema:
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            # usually during repository creation
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            self.warning("set fs instance'schema as bootstrap schema")
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            config.bootstrap_cubes()
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            self.set_schema(config.load_schema(), resetvreg=False)
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            # need to load the Any and CWUser entity types
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            etdirectory = join(CW_SOFTWARE_ROOT, 'entities')
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            self.vreg.init_registration([etdirectory])
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            for modname in ('__init__', 'authobjs', 'wfobjs'):
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                self.vreg.load_file(join(etdirectory, '%s.py' % modname),
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                                'cubicweb.entities.%s' % modname)
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            self._boostrap_hook_registry()
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        else:
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            # test start: use the file system schema (quicker)
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            self.warning("set fs instance'schema")
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            config.bootstrap_cubes()
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            self.set_schema(config.load_schema())
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        if not config.creating:
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            if 'CWProperty' in self.schema:
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                self.vreg.init_properties(self.properties())
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            # call source's init method to complete their initialisation if
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            # needed (for instance looking for persistent configuration using an
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            # internal session, which is not possible until pools have been
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            # initialized)
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            for source in self.sources:
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                source.init()
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        else:
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            # call init_creating so for instance native source can configurate
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            # tsearch according to postgres version
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            for source in self.sources:
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                source.init_creating()
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        # close initialization pool and reopen fresh ones for proper
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        # initialization now that we know cubes
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        self._get_pool().close(True)
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        # list of available pools (we can't iterated on Queue instance)
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        self.pools = []
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        for i in xrange(config['connections-pool-size']):
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            self.pools.append(pool.ConnectionsPool(self.sources))
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            self._available_pools.put_nowait(self.pools[-1])
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        self._shutting_down = False
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        self.hm = self.vreg['hooks']
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    # internals ###############################################################
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    def get_source(self, uri, source_config):
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        source_config['uri'] = uri
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        return sources.get_source(source_config, self.schema, self)
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    def set_schema(self, schema, resetvreg=True, rebuildinfered=True):
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        if rebuildinfered:
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            schema.rebuild_infered_relations()
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        self.info('set schema %s %#x', schema.name, id(schema))
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   234
        if resetvreg:
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diff changeset
   235
            if self.config._cubes is None:
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diff changeset
   236
                self.config.init_cubes(self.get_cubes())
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diff changeset
   237
            # full reload of all appobjects
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diff changeset
   238
            self.vreg.reset()
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diff changeset
   239
            self.vreg.set_schema(schema)
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diff changeset
   240
        else:
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   241
            self.vreg._set_schema(schema)
0
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   242
        self.querier.set_schema(schema)
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   243
        for source in self.sources:
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   244
            source.set_schema(schema)
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   245
        self.schema = schema
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   246
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   247
    def fill_schema(self):
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   248
        """lod schema from the repository"""
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   249
        from cubicweb.server.schemaserial import deserialize_schema
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   250
        self.info('loading schema from the repository')
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parents: 2835
diff changeset
   251
        appschema = schema.CubicWebSchema(self.config.appid)
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parents: 2822
diff changeset
   252
        self.set_schema(self.config.load_bootstrap_schema(), resetvreg=False)
0
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diff changeset
   253
        self.debug('deserializing db schema into %s %#x', appschema.name, id(appschema))
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   254
        session = self.internal_session()
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   255
        try:
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   256
            try:
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   257
                deserialize_schema(appschema, session)
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diff changeset
   258
            except BadSchemaDefinition:
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diff changeset
   259
                raise
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diff changeset
   260
            except Exception, ex:
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5fe84a5f7035 rename internal entity types to have CW prefix instead of E
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parents: 1372
diff changeset
   261
                import traceback
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
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parents: 1372
diff changeset
   262
                traceback.print_exc()
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diff changeset
   263
                raise Exception('Is the database initialised ? (cause: %s)' %
0
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   264
                                (ex.args and ex.args[0].strip() or 'unknown')), \
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diff changeset
   265
                                None, sys.exc_info()[-1]
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   266
        finally:
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   267
            session.close()
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   268
        self.set_schema(appschema)
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   269
0
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   270
    def start_looping_tasks(self):
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665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
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parents: 4951
diff changeset
   271
        if not (self.config.creating or self.config.repairing):
665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
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parents: 4951
diff changeset
   272
            # call instance level initialisation hooks
665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
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parents: 4951
diff changeset
   273
            self.hm.call_hooks('server_startup', repo=self)
665eacdd8c50 [repo] call server_startup event in start_looping_task the repo is fully started (registered in pyro for instance)
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parents: 4951
diff changeset
   274
            # register a task to cleanup expired session
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parents: 4951
diff changeset
   275
            self.looping_task(self.config['session-time']/3., self.clean_sessions)
0
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parents:
diff changeset
   276
        assert isinstance(self._looping_tasks, list), 'already started'
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60d728bdcba5 allow to specify arbitrary argument when recording a looping task func
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parents: 2667
diff changeset
   277
        for i, (interval, func, args) in enumerate(self._looping_tasks):
2839
6419af16faa0 imports cleanup
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parents: 2835
diff changeset
   278
            self._looping_tasks[i] = task = utils.LoopTask(interval, func, args)
0
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diff changeset
   279
            self.info('starting task %s with interval %.2fs', task.name,
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parents:
diff changeset
   280
                      interval)
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parents:
diff changeset
   281
            task.start()
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parents:
diff changeset
   282
        # ensure no tasks will be further added
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diff changeset
   283
        self._looping_tasks = tuple(self._looping_tasks)
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parents:
diff changeset
   284
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parents: 2667
diff changeset
   285
    def looping_task(self, interval, func, *args):
0
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parents:
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   286
        """register a function to be called every `interval` seconds.
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parents: 1398
diff changeset
   287
0
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parents:
diff changeset
   288
        looping tasks can only be registered during repository initialization,
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parents:
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   289
        once done this method will fail.
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parents:
diff changeset
   290
        """
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parents:
diff changeset
   291
        try:
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60d728bdcba5 allow to specify arbitrary argument when recording a looping task func
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parents: 2667
diff changeset
   292
            self._looping_tasks.append( (interval, func, args) )
0
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parents:
diff changeset
   293
        except AttributeError:
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parents:
diff changeset
   294
            raise RuntimeError("can't add looping task once the repository is started")
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parents:
diff changeset
   295
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parents:
diff changeset
   296
    def threaded_task(self, func):
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parents:
diff changeset
   297
        """start function in a separated thread"""
2839
6419af16faa0 imports cleanup
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parents: 2835
diff changeset
   298
        t = utils.RepoThread(func, self._running_threads)
0
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parents:
diff changeset
   299
        t.start()
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parents: 1398
diff changeset
   300
0
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parents:
diff changeset
   301
    #@locked
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parents:
diff changeset
   302
    def _get_pool(self):
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parents:
diff changeset
   303
        try:
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parents:
diff changeset
   304
            return self._available_pools.get(True, timeout=5)
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parents:
diff changeset
   305
        except Queue.Empty:
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parents:
diff changeset
   306
            raise Exception('no pool available after 5 secs, probably either a '
4706
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   307
                            'bug in code (too many uncommited/rollbacked '
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   308
                            'connections) or too much load on the server (in '
0
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parents:
diff changeset
   309
                            'which case you can try to set a bigger '
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parents:
diff changeset
   310
                            'connections pools size)')
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parents: 1398
diff changeset
   311
0
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parents:
diff changeset
   312
    def _free_pool(self, pool):
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parents:
diff changeset
   313
        self._available_pools.put_nowait(pool)
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parents:
diff changeset
   314
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parents:
diff changeset
   315
    def pinfo(self):
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parents:
diff changeset
   316
        # XXX: session.pool is accessed from a local storage, would be interesting
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parents:
diff changeset
   317
        #      to see if there is a pool set in any thread specific data)
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parents:
diff changeset
   318
        import threading
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   319
        return '%s: %s (%s)' % (self._available_pools.qsize(),
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   320
                                ','.join(session.user.login for session in self._sessions.values()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   321
                                         if session.pool),
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   322
                                threading.currentThread())
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parents:
diff changeset
   323
    def shutdown(self):
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parents:
diff changeset
   324
        """called on server stop event to properly close opened sessions and
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   325
        connections
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   326
        """
4776
3bf51379baee assert we are not already shutting down
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4756
diff changeset
   327
        assert not self._shutting_down, 'already shutting down'
1883
011e13d74cfc shuting -> shutting
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 1880
diff changeset
   328
        self._shutting_down = True
0
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parents:
diff changeset
   329
        if isinstance(self._looping_tasks, tuple): # if tasks have been started
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parents:
diff changeset
   330
            for looptask in self._looping_tasks:
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parents:
diff changeset
   331
                self.info('canceling task %s...', looptask.name)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   332
                looptask.cancel()
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parents:
diff changeset
   333
                looptask.join()
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parents:
diff changeset
   334
                self.info('task %s finished', looptask.name)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   335
        for thread in self._running_threads:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   336
            self.info('waiting thread %s...', thread.name)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   337
            thread.join()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   338
            self.info('thread %s finished', thread.name)
4946
2654cd5c87e0 [repo] don't call server_shutdown hooks when creating/repairing instance to be consistence with server_startup hooks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4862
diff changeset
   339
        if not (self.config.creating or self.config.repairing):
2654cd5c87e0 [repo] don't call server_shutdown hooks when creating/repairing instance to be consistence with server_startup hooks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4862
diff changeset
   340
            self.hm.call_hooks('server_shutdown', repo=self)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   341
        self.close_sessions()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   342
        while not self._available_pools.empty():
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   343
            pool = self._available_pools.get_nowait()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   344
            try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   345
                pool.close(True)
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parents:
diff changeset
   346
            except:
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parents:
diff changeset
   347
                self.exception('error while closing %s' % pool)
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parents:
diff changeset
   348
                continue
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   349
        if self.pyro_registered:
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parents:
diff changeset
   350
            pyro_unregister(self.config)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   351
        hits, misses = self.querier.cache_hit, self.querier.cache_miss
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parents:
diff changeset
   352
        try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   353
            self.info('rqlt st cache hit/miss: %s/%s (%s%% hits)', hits, misses,
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   354
                      (hits * 100) / (hits + misses))
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   355
            hits, misses = self.system_source.cache_hit, self.system_source.cache_miss
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   356
            self.info('sql cache hit/miss: %s/%s (%s%% hits)', hits, misses,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   357
                      (hits * 100) / (hits + misses))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   358
            nocache  = self.system_source.no_cache
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   359
            self.info('sql cache usage: %s/%s (%s%%)', hits+ misses, nocache,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   360
                      ((hits + misses) * 100) / (hits + misses + nocache))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   361
        except ZeroDivisionError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   362
            pass
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   363
4714
fccda6dd91bf merge debug and info views
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4706
diff changeset
   364
    def stats(self): # XXX restrict to managers session?
fccda6dd91bf merge debug and info views
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4706
diff changeset
   365
        import threading
4706
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   366
        results = {}
4862
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   367
        querier = self.querier
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   368
        source = self.system_source
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   369
        for size, maxsize, hits, misses, title in (
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   370
            (len(querier._rql_cache), self.config['rql-cache-size'],
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   371
            querier.cache_hit, querier.cache_miss, 'rqlt_st'),
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   372
            (len(source._cache), self.config['rql-cache-size'],
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   373
            source.cache_hit, source.cache_miss, 'sql'),
4706
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   374
            ):
4862
0d0e5279f65e [repo stats] add cache size
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4806
diff changeset
   375
            results['%s_cache_size' % title] =  '%s / %s' % (size, maxsize)
4706
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   376
            results['%s_cache_hit' % title] =  hits
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   377
            results['%s_cache_miss' % title] = misses
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   378
            results['%s_cache_hit_percent' % title] = (hits * 100) / (hits + misses)
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   379
        results['sql_no_cache'] = self.system_source.no_cache
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   380
        results['nb_open_sessions'] = len(self._sessions)
4714
fccda6dd91bf merge debug and info views
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4706
diff changeset
   381
        results['nb_active_threads'] = threading.activeCount()
fccda6dd91bf merge debug and info views
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4706
diff changeset
   382
        results['looping_tasks'] = ', '.join(str(t) for t in self._looping_tasks)
4706
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   383
        results['available_pools'] = self._available_pools.qsize()
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   384
        return results
6035e96b64dd added stats for munin collecting #615844 - from 027bbff3659f
arthur
parents: 4689
diff changeset
   385
2267
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   386
    def _login_from_email(self, login):
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   387
        session = self.internal_session()
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   388
        try:
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   389
            rset = session.execute('Any L WHERE U login L, U primary_email M, '
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   390
                                   'M address %(login)s', {'login': login})
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   391
            if rset.rowcount == 1:
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   392
                login = rset[0][0]
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   393
        finally:
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   394
            session.close()
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   395
        return login
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   396
3647
2941f4a0aab9 refactor repo authentication to allow pluggable authentifier to login with something else than a password
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3629
diff changeset
   397
    def authenticate_user(self, session, login, **kwargs):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   398
        """validate login / password, raise AuthenticationError on failure
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   399
        return associated CWUser instance on success
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   400
        """
2267
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   401
        if self.vreg.config['allow-email-login'] and '@' in login:
e1d2df3f1091 move login by email functionnality on the repository side to avoid buggy call to internal_session from the web interface side
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2245
diff changeset
   402
            login = self._login_from_email(login)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   403
        for source in self.sources:
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   404
            if source.support_entity('CWUser'):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   405
                try:
3647
2941f4a0aab9 refactor repo authentication to allow pluggable authentifier to login with something else than a password
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3629
diff changeset
   406
                    eid = source.authenticate(session, login, **kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   407
                    break
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   408
                except AuthenticationError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   409
                    continue
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   410
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   411
            raise AuthenticationError('authentication failed with all sources')
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   412
        cwuser = self._build_user(session, eid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   413
        if self.config.consider_user_state and \
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   414
               not cwuser.state in cwuser.AUTHENTICABLE_STATES:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   415
            raise AuthenticationError('user is not in authenticable state')
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   416
        return cwuser
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   417
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   418
    def _build_user(self, session, eid):
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   419
        """return a CWUser entity for user with the given eid"""
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2647
diff changeset
   420
        cls = self.vreg['etypes'].etype_class('CWUser')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   421
        rql = cls.fetch_rql(session.user, ['X eid %(x)s'])
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   422
        rset = session.execute(rql, {'x': eid}, 'x')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   423
        assert len(rset) == 1, rset
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   424
        cwuser = rset.get_entity(0, 0)
1138
22f634977c95 make pylint happy, fix some bugs on the way
sylvain.thenault@logilab.fr
parents: 1016
diff changeset
   425
        # pylint: disable-msg=W0104
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   426
        # prefetch / cache cwuser's groups and properties. This is especially
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   427
        # useful for internal sessions to avoid security insertions
2268
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   428
        cwuser.groups
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   429
        cwuser.properties
2f336fd5e040 euser->cwuser
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2267
diff changeset
   430
        return cwuser
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   431
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   432
    # public (dbapi) interface ################################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   433
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   434
    def get_schema(self):
2476
1294a6bdf3bf application -> instance where it makes sense
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2473
diff changeset
   435
        """return the instance schema. This is a public method, not
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
        requiring a session id
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   437
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   438
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   439
            # necessary to support pickling used by pyro
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   440
            self.schema.__hashmode__ = 'pickle'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   441
            return self.schema
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   442
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   443
            self.schema.__hashmode__ = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   444
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   445
    def get_cubes(self):
2476
1294a6bdf3bf application -> instance where it makes sense
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2473
diff changeset
   446
        """return the list of cubes used by this instance. This is a
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   447
        public method, not requiring a session id.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   448
        """
2473
490f88fb99b6 new distinguish repairing/creating from regular start.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2268
diff changeset
   449
        versions = self.get_versions(not (self.config.creating
4689
4eb1f4490538 [test] skipping versions checking during test is enough, no need for monkey patch
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4687
diff changeset
   450
                                          or self.config.repairing
4eb1f4490538 [test] skipping versions checking during test is enough, no need for monkey patch
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4687
diff changeset
   451
                                          or self.config.mode == 'test'))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   452
        cubes = list(versions)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   453
        cubes.remove('cubicweb')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   454
        return cubes
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   455
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   456
    @cached
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   457
    def get_versions(self, checkversions=False):
2476
1294a6bdf3bf application -> instance where it makes sense
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2473
diff changeset
   458
        """return the a dictionary containing cubes used by this instance
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   459
        as key with their version as value, including cubicweb version. This is a
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   460
        public method, not requiring a session id.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   461
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   462
        from logilab.common.changelog import Version
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   463
        vcconf = {}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   464
        session = self.internal_session()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   465
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
            for pk, version in session.execute(
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   467
                'Any K,V WHERE P is CWProperty, P value V, P pkey K, '
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   468
                'P pkey ~="system.version.%"', build_descr=False):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   469
                cube = pk.split('.')[-1]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   470
                # XXX cubicweb migration
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   471
                if cube in CW_MIGRATION_MAP:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
                    cube = CW_MIGRATION_MAP[cube]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   473
                version = Version(version)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   474
                vcconf[cube] = version
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   475
                if checkversions:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   476
                    if cube != 'cubicweb':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   477
                        fsversion = self.config.cube_version(cube)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   478
                    else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   479
                        fsversion = self.config.cubicweb_version()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   480
                    if version < fsversion:
2476
1294a6bdf3bf application -> instance where it makes sense
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2473
diff changeset
   481
                        msg = ('instance has %s version %s but %s '
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   482
                               'is installed. Run "cubicweb-ctl upgrade".')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   483
                        raise ExecutionError(msg % (cube, version, fsversion))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   484
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   485
            session.close()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   486
        return vcconf
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   487
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
    @cached
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   489
    def source_defs(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
        sources = self.config.sources().copy()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   491
        # remove manager information
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   492
        sources.pop('admin', None)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   493
        # remove sensitive information
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
        for uri, sourcedef in sources.iteritems():
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   495
            sourcedef = sourcedef.copy()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   496
            self.sources_by_uri[uri].remove_sensitive_information(sourcedef)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   497
            sources[uri] = sourcedef
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   498
        return sources
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   499
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   500
    def properties(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   501
        """return a result set containing system wide properties"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   502
        session = self.internal_session()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   503
        try:
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   504
            return session.execute('Any K,V WHERE P is CWProperty,'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   505
                                   'P pkey K, P value V, NOT P for_user U',
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   506
                                   build_descr=False)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   507
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   508
            session.close()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   509
1372
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   510
    def register_user(self, login, password, email=None, **kwargs):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   511
        """check a user with the given login exists, if not create it with the
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   512
        given password. This method is designed to be used for anonymous
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   513
        registration on public web site.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   514
        """
1664
03ebeccf9f1d add XXX before 2 calls to self.repo.internal_session() on the web interface side
Florent <florent@secondweb.fr>
parents: 1482
diff changeset
   515
        # XXX should not be called from web interface
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   516
        session = self.internal_session()
1372
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   517
        # for consistency, keep same error as unique check hook (although not required)
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   518
        errmsg = session._('the value "%s" is already used, use another one')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   519
        try:
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   520
            if (session.execute('CWUser X WHERE X login %(login)s', {'login': login})
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 1372
diff changeset
   521
                or session.execute('CWUser X WHERE X use_email C, C address %(login)s',
1372
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   522
                                   {'login': login})):
5030
5238d9a8dfee [form] put qualified name on validation error, should fix #784299
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4984
diff changeset
   523
                qname = role_name('login', 'subject')
5238d9a8dfee [form] put qualified name on validation error, should fix #784299
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4984
diff changeset
   524
                raise ValidationError(None, {qname: errmsg % login})
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   525
            # we have to create the user
2650
18aec79ec3a3 R [vreg] important refactoring of the vregistry, moving behaviour to end dictionnary (and so leaving room for more flexibility ; keep bw compat ; update api usage in cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2647
diff changeset
   526
            user = self.vreg['etypes'].etype_class('CWUser')(session, None)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   527
            if isinstance(password, unicode):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   528
                # password should *always* be utf8 encoded
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   529
                password = password.encode('UTF8')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   530
            kwargs['login'] = login
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   531
            kwargs['upassword'] = password
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   532
            user.update(kwargs)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   533
            self.glob_add_entity(session, user)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   534
            session.execute('SET X in_group G WHERE X eid %(x)s, G name "users"',
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   535
                            {'x': user.eid})
1372
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   536
            if email or '@' in login:
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   537
                d = {'login': login, 'email': email or login}
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   538
                if session.execute('EmailAddress X WHERE X address %(email)s', d):
5030
5238d9a8dfee [form] put qualified name on validation error, should fix #784299
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4984
diff changeset
   539
                    qname = role_name('address', 'subject')
5238d9a8dfee [form] put qualified name on validation error, should fix #784299
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4984
diff changeset
   540
                    raise ValidationError(None, {qname: errmsg % d['email']})
1372
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   541
                session.execute('INSERT EmailAddress X: X address %(email)s, '
d4264cd876e1 register_user can now also set an email
Florent <florent@secondweb.fr>
parents: 1320
diff changeset
   542
                                'U primary_email X, U use_email X WHERE U login %(login)s', d)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   543
            session.commit()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   544
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   545
            session.close()
594
76218d42d21f return success or not on creation of user
Arthur Lutz <arthur.lutz@logilab.fr>
parents: 479
diff changeset
   546
        return True
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   547
3647
2941f4a0aab9 refactor repo authentication to allow pluggable authentifier to login with something else than a password
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3629
diff changeset
   548
    def connect(self, login, **kwargs):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   549
        """open a connection for a given user
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   550
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   551
        base_url may be needed to send mails
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   552
        cnxtype indicate if this is a pyro connection or a in-memory connection
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   553
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   554
        raise `AuthenticationError` if the authentication failed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   555
        raise `ConnectionError` if we can't open a connection
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   556
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   557
        # use an internal connection
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   558
        session = self.internal_session()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   559
        # try to get a user object
4089
ff92c7d692bf typos, api update
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3890
diff changeset
   560
        cnxprops = kwargs.pop('cnxprops', None)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   561
        try:
3647
2941f4a0aab9 refactor repo authentication to allow pluggable authentifier to login with something else than a password
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3629
diff changeset
   562
            user = self.authenticate_user(session, login, **kwargs)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   563
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   564
            session.close()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   565
        session = Session(user, self, cnxprops)
3379
9192ba07890d use .cw_rset instead of rset on appobject classes
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3293
diff changeset
   566
        user._cw = user.cw_rset.req = session
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   567
        user.clear_related_cache()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   568
        self._sessions[session.id] = session
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   569
        self.info('opened %s', session)
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   570
        self.hm.call_hooks('session_open', session)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   571
        # commit session at this point in case write operation has been done
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   572
        # during `session_open` hooks
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   573
        session.commit()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   574
        return session.id
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   575
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   576
    def execute(self, sessionid, rqlstring, args=None, eid_key=None, build_descr=True):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   577
        """execute a RQL query
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   578
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   579
        * rqlstring should be an unicode string or a plain ascii string
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   580
        * args the optional parameters used in the query
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   581
        * build_descr is a flag indicating if the description should be
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   582
          built on select queries
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   583
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   584
        session = self._get_session(sessionid, setpool=True)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   585
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   586
            try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   587
                return self.querier.execute(session, rqlstring, args, eid_key,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   588
                                            build_descr)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   589
            except (Unauthorized, RQLSyntaxError):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   590
                raise
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   591
            except ValidationError, ex:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   592
                # need ValidationError normalization here so error may pass
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   593
                # through pyro
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   594
                if hasattr(ex.entity, 'eid'):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   595
                    ex.entity = ex.entity.eid # error raised by yams
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   596
                    args = list(ex.args)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   597
                    args[0] = ex.entity
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   598
                    ex.args = tuple(args)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   599
                raise
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   600
            except:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   601
                # FIXME: check error to catch internal errors
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   602
                self.exception('unexpected error')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   603
                raise
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   604
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   605
            session.reset_pool()
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   606
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   607
    def describe(self, sessionid, eid):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   608
        """return a tuple (type, source, extid) for the entity with id <eid>"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   609
        session = self._get_session(sessionid, setpool=True)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   610
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   611
            return self.type_and_source_from_eid(eid, session)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   612
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   613
            session.reset_pool()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   614
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   615
    def check_session(self, sessionid):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   616
        """raise `BadSessionId` if the connection is no more valid"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   617
        self._get_session(sessionid, setpool=False)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   618
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   619
    def get_shared_data(self, sessionid, key, default=None, pop=False):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   620
        """return the session's data dictionary"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   621
        session = self._get_session(sessionid, setpool=False)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   622
        return session.get_shared_data(key, default, pop)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   623
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   624
    def set_shared_data(self, sessionid, key, value, querydata=False):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   625
        """set value associated to `key` in shared data
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   626
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   627
        if `querydata` is true, the value will be added to the repository
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   628
        session's query data which are cleared on commit/rollback of the current
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   629
        transaction, and won't be available through the connexion, only on the
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   630
        repository side.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   631
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   632
        session = self._get_session(sessionid, setpool=False)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   633
        session.set_shared_data(key, value, querydata)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   634
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   635
    def commit(self, sessionid):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   636
        """commit transaction for the session with the given id"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   637
        self.debug('begin commit for session %s', sessionid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   638
        try:
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   639
            return self._get_session(sessionid).commit()
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   640
        except (ValidationError, Unauthorized):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   641
            raise
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   642
        except:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   643
            self.exception('unexpected error')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   644
            raise
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   645
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   646
    def rollback(self, sessionid):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   647
        """commit transaction for the session with the given id"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   648
        self.debug('begin rollback for session %s', sessionid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   649
        try:
1880
293fe4b49e28 two in one: #343320: Logging out while deleting a CWUser blocks the cw server / #342692: ensure transaction state when Ctrl-C or other stop signal is received
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1664
diff changeset
   650
            self._get_session(sessionid).rollback()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   651
        except:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   652
            self.exception('unexpected error')
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   653
            raise
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   654
1939
67e7379edd96 #343379: disturbing message on upgrade
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1883
diff changeset
   655
    def close(self, sessionid, checkshuttingdown=True):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   656
        """close the session with the given id"""
1939
67e7379edd96 #343379: disturbing message on upgrade
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1883
diff changeset
   657
        session = self._get_session(sessionid, setpool=True,
67e7379edd96 #343379: disturbing message on upgrade
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1883
diff changeset
   658
                                    checkshuttingdown=checkshuttingdown)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   659
        # operation uncommited before close are rollbacked before hook is called
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   660
        session.rollback()
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   661
        self.hm.call_hooks('session_close', session)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   662
        # commit session at this point in case write operation has been done
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   663
        # during `session_close` hooks
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   664
        session.commit()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   665
        session.close()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   666
        del self._sessions[sessionid]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   667
        self.info('closed session %s for user %s', sessionid, session.user.login)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   668
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   669
    def user_info(self, sessionid, props=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   670
        """this method should be used by client to:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   671
        * check session id validity
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   672
        * update user information on each user's request (i.e. groups and
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   673
          custom properties)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   674
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   675
        session = self._get_session(sessionid, setpool=False)
2245
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   676
        if props is not None:
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   677
            self.set_session_props(sessionid, props)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   678
        user = session.user
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   679
        return user.eid, user.login, user.groups, user.properties
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   680
2245
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   681
    def set_session_props(self, sessionid, props):
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   682
        """this method should be used by client to:
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   683
        * check session id validity
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   684
        * update user information on each user's request (i.e. groups and
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   685
          custom properties)
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   686
        """
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   687
        session = self._get_session(sessionid, setpool=False)
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   688
        for prop, value in props.items():
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   689
            session.change_property(prop, value)
7463e1a748dd new set_session_props method exposed by the repository, use it to be sure session language is in sync the request language
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2192
diff changeset
   690
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   691
    def undoable_transactions(self, sessionid, ueid=None, **actionfilters):
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   692
        """See :class:`cubicweb.dbapi.Connection.undoable_transactions`"""
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   693
        session = self._get_session(sessionid, setpool=True)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   694
        try:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   695
            return self.system_source.undoable_transactions(session, ueid,
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   696
                                                            **actionfilters)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   697
        finally:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   698
            session.reset_pool()
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   699
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   700
    def transaction_info(self, sessionid, txuuid):
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   701
        """See :class:`cubicweb.dbapi.Connection.transaction_info`"""
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   702
        session = self._get_session(sessionid, setpool=True)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   703
        try:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   704
            return self.system_source.tx_info(session, txuuid)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   705
        finally:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   706
            session.reset_pool()
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   707
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   708
    def transaction_actions(self, sessionid, txuuid, public=True):
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   709
        """See :class:`cubicweb.dbapi.Connection.transaction_actions`"""
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   710
        session = self._get_session(sessionid, setpool=True)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   711
        try:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   712
            return self.system_source.tx_actions(session, txuuid, public)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   713
        finally:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   714
            session.reset_pool()
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   715
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   716
    def undo_transaction(self, sessionid, txuuid):
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   717
        """See :class:`cubicweb.dbapi.Connection.undo_transaction`"""
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   718
        session = self._get_session(sessionid, setpool=True)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   719
        try:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   720
            return self.system_source.undo_transaction(session, txuuid)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   721
        finally:
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   722
            session.reset_pool()
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   723
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   724
    # public (inter-repository) interface #####################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   725
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   726
    def entities_modified_since(self, etypes, mtime):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   727
        """function designed to be called from an external repository which
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   728
        is using this one as a rql source for synchronization, and return a
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   729
        3-uple containing :
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   730
        * the local date
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   731
        * list of (etype, eid) of entities of the given types which have been
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   732
          modified since the given timestamp (actually entities whose full text
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   733
          index content has changed)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   734
        * list of (etype, eid) of entities of the given types which have been
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   735
          deleted since the given timestamp
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   736
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   737
        session = self.internal_session()
1016
26387b836099 use datetime instead of mx.DateTime
sylvain.thenault@logilab.fr
parents: 636
diff changeset
   738
        updatetime = datetime.now()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   739
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   740
            modentities, delentities = self.system_source.modified_entities(
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   741
                session, etypes, mtime)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   742
            return updatetime, modentities, delentities
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   743
        finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   744
            session.close()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   745
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   746
    # session handling ########################################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   747
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   748
    def close_sessions(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   749
        """close every opened sessions"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   750
        for sessionid in self._sessions.keys():
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   751
            try:
1939
67e7379edd96 #343379: disturbing message on upgrade
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1883
diff changeset
   752
                self.close(sessionid, checkshuttingdown=False)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   753
            except:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   754
                self.exception('error while closing session %s' % sessionid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   755
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   756
    def clean_sessions(self):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   757
        """close sessions not used since an amount of time specified in the
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   758
        configuration
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   759
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   760
        mintime = time() - self.config['session-time']
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   761
        self.debug('cleaning session unused since %s',
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   762
                   strftime('%T', localtime(mintime)))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   763
        nbclosed = 0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   764
        for session in self._sessions.values():
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   765
            if session.timestamp < mintime:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   766
                self.close(session.id)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   767
                nbclosed += 1
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   768
        return nbclosed
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   769
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   770
    def internal_session(self, cnxprops=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   771
        """return a dbapi like connection/cursor using internal user which
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   772
        have every rights on the repository. You'll *have to* commit/rollback
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   773
        or close (rollback implicitly) the session once the job's done, else
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   774
        you'll leak connections pool up to the time where no more pool is
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   775
        available, causing irremediable freeze...
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   776
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   777
        session = InternalSession(self, cnxprops)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   778
        session.set_pool()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   779
        return session
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   780
1939
67e7379edd96 #343379: disturbing message on upgrade
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1883
diff changeset
   781
    def _get_session(self, sessionid, setpool=False, checkshuttingdown=True):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   782
        """return the user associated to the given session identifier"""
1939
67e7379edd96 #343379: disturbing message on upgrade
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1883
diff changeset
   783
        if checkshuttingdown and self._shutting_down:
1883
011e13d74cfc shuting -> shutting
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 1880
diff changeset
   784
            raise Exception('Repository is shutting down')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   785
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   786
            session = self._sessions[sessionid]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   787
        except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   788
            raise BadConnectionId('No such session %s' % sessionid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   789
        if setpool:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   790
            session.set_pool()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   791
        return session
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   792
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   793
    # data sources handling ###################################################
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   794
    # * correspondance between eid and (type, source)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   795
    # * correspondance between eid and local id (i.e. specific to a given source)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   796
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   797
    def type_and_source_from_eid(self, eid, session=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   798
        """return a tuple (type, source, extid) for the entity with id <eid>"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   799
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   800
            eid = typed_eid(eid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   801
        except ValueError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   802
            raise UnknownEid(eid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   803
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   804
            return self._type_source_cache[eid]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   805
        except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   806
            if session is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   807
                session = self.internal_session()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   808
                reset_pool = True
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   809
            else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   810
                reset_pool = False
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   811
            try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   812
                etype, uri, extid = self.system_source.eid_type_source(session,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   813
                                                                       eid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   814
            finally:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   815
                if reset_pool:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   816
                    session.reset_pool()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   817
        self._type_source_cache[eid] = (etype, uri, extid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   818
        if uri != 'system':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   819
            self._extid_cache[(extid, uri)] = eid
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   820
        return etype, uri, extid
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   821
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   822
    def clear_caches(self, eids):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   823
        etcache = self._type_source_cache
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   824
        extidcache = self._extid_cache
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   825
        rqlcache = self.querier._rql_cache
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   826
        for eid in eids:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   827
            try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   828
                etype, uri, extid = etcache.pop(typed_eid(eid)) # may be a string in some cases
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   829
                rqlcache.pop('%s X WHERE X eid %s' % (etype, eid), None)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   830
                extidcache.pop((extid, uri), None)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   831
            except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   832
                etype = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   833
            rqlcache.pop('Any X WHERE X eid %s' % eid, None)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   834
            for source in self.sources:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   835
                source.clear_eid_cache(eid, etype)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   836
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   837
    def type_from_eid(self, eid, session=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   838
        """return the type of the entity with id <eid>"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   839
        return self.type_and_source_from_eid(eid, session)[0]
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   840
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   841
    def source_from_eid(self, eid, session=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   842
        """return the source for the given entity's eid"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   843
        return self.sources_by_uri[self.type_and_source_from_eid(eid, session)[1]]
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   844
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   845
    def eid2extid(self, source, eid, session=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   846
        """get local id from an eid"""
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   847
        etype, uri, extid = self.type_and_source_from_eid(eid, session)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   848
        if source.uri != uri:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   849
            # eid not from the given source
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   850
            raise UnknownEid(eid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   851
        return extid
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   852
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   853
    def extid2eid(self, source, extid, etype, session=None, insert=True,
1250
5c20a7f13c84 new recreate argument to extid2eid when an external source want to recreate entities previously imported with a predictable ext id
sylvain.thenault@logilab.fr
parents: 1228
diff changeset
   854
                  recreate=False):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   855
        """get eid from a local id. An eid is attributed if no record is found"""
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   856
        cachekey = (extid, source.uri)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   857
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   858
            return self._extid_cache[cachekey]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   859
        except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   860
            pass
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   861
        reset_pool = False
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   862
        if session is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   863
            session = self.internal_session()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   864
            reset_pool = True
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   865
        eid = self.system_source.extid2eid(session, source, extid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   866
        if eid is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   867
            self._extid_cache[cachekey] = eid
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   868
            self._type_source_cache[eid] = (etype, source.uri, extid)
1250
5c20a7f13c84 new recreate argument to extid2eid when an external source want to recreate entities previously imported with a predictable ext id
sylvain.thenault@logilab.fr
parents: 1228
diff changeset
   869
            if recreate:
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   870
                entity = source.before_entity_insertion(session, extid, etype, eid)
1250
5c20a7f13c84 new recreate argument to extid2eid when an external source want to recreate entities previously imported with a predictable ext id
sylvain.thenault@logilab.fr
parents: 1228
diff changeset
   871
                entity._cw_recreating = True
5c20a7f13c84 new recreate argument to extid2eid when an external source want to recreate entities previously imported with a predictable ext id
sylvain.thenault@logilab.fr
parents: 1228
diff changeset
   872
                if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   873
                    self.hm.call_hooks('before_add_entity', session, entity=entity)
1250
5c20a7f13c84 new recreate argument to extid2eid when an external source want to recreate entities previously imported with a predictable ext id
sylvain.thenault@logilab.fr
parents: 1228
diff changeset
   874
                # XXX add fti op ?
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   875
                source.after_entity_insertion(session, extid, entity)
1250
5c20a7f13c84 new recreate argument to extid2eid when an external source want to recreate entities previously imported with a predictable ext id
sylvain.thenault@logilab.fr
parents: 1228
diff changeset
   876
                if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   877
                    self.hm.call_hooks('after_add_entity', session, entity=entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   878
            if reset_pool:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   879
                session.reset_pool()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   880
            return eid
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   881
        if not insert:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   882
            return
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   883
        # no link between extid and eid, create one using an internal session
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   884
        # since the current session user may not have required permissions to
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   885
        # do necessary stuff and we don't want to commit user session.
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   886
        #
450
5e14ea0e81c8 a note for later
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 341
diff changeset
   887
        # Moreover, even if session is already an internal session but is
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   888
        # processing a commit, we have to use another one
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   889
        if not session.is_internal_session:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   890
            session = self.internal_session()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   891
            reset_pool = True
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   892
        try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   893
            eid = self.system_source.create_eid(session)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   894
            self._extid_cache[cachekey] = eid
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   895
            self._type_source_cache[eid] = (etype, source.uri, extid)
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   896
            entity = source.before_entity_insertion(session, extid, etype, eid)
3567
c43ce7949acf add edited_attributes to entities from external sources
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3539
diff changeset
   897
            if not hasattr(entity, 'edited_attributes'):
c43ce7949acf add edited_attributes to entities from external sources
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3539
diff changeset
   898
                entity.edited_attributes = set()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   899
            if source.should_call_hooks:
2893
5989ce0707bc set edited_attributes before calling hooks for entities from external sources
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2881
diff changeset
   900
                entity.edited_attributes = set(entity)
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   901
                self.hm.call_hooks('before_add_entity', session, entity=entity)
450
5e14ea0e81c8 a note for later
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 341
diff changeset
   902
            # XXX call add_info with complete=False ?
1954
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   903
            self.add_info(session, entity, source, extid)
9b20f3504af8 cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1939
diff changeset
   904
            source.after_entity_insertion(session, extid, entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   905
            if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
   906
                self.hm.call_hooks('after_add_entity', session, entity=entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   907
            else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   908
                # minimal meta-data
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   909
                session.execute('SET X is E WHERE X eid %(x)s, E name %(name)s',
3446
fc5055a09550 use __regid__
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3425
diff changeset
   910
                                {'x': entity.eid, 'name': entity.__regid__}, 'x')
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   911
            session.commit(reset_pool)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   912
            return eid
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   913
        except:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   914
            session.rollback(reset_pool)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   915
            raise
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   916
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   917
    def add_info(self, session, entity, source, extid=None, complete=True):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   918
        """add type and source info for an eid into the system table,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   919
        and index the entity with the full text index
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   920
        """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   921
        # begin by inserting eid/type/source/extid into the entities table
2101
08003e0354a7 update transaction data api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   922
        new = session.transaction_data.setdefault('neweids', set())
08003e0354a7 update transaction data api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   923
        new.add(entity.eid)
4806
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4756
diff changeset
   924
        self.system_source.add_info(session, entity, source, extid, complete)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   925
        CleanupEidTypeCacheOp(session)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   926
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   927
    def delete_info(self, session, entity, sourceuri, extid):
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   928
        """called by external source when some entity known by the system source
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   929
        has been deleted in the external source
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   930
        """
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   931
        self._prepare_delete_info(session, entity, sourceuri)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   932
        self._delete_info(session, entity, sourceuri, extid)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   933
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   934
    def _prepare_delete_info(self, session, entity, sourceuri):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   935
        """prepare the repository for deletion of an entity:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   936
        * update the fti
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   937
        * mark eid as being deleted in session info
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   938
        * setup cache update operation
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   939
        * if undoable, get back all entity's attributes and relation
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   940
        """
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   941
        eid = entity.eid
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   942
        self.system_source.fti_unindex_entity(session, eid)
2101
08003e0354a7 update transaction data api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   943
        pending = session.transaction_data.setdefault('pendingeids', set())
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   944
        pending.add(eid)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   945
        CleanupEidTypeCacheOp(session)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   946
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   947
    def _delete_info(self, session, entity, sourceuri, extid):
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   948
                     # attributes=None, relations=None):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   949
        """delete system information on deletion of an entity:
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   950
        * delete all remaining relations from/to this entity
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   951
        * call delete info on the system source which will transfer record from
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   952
          the entities table to the deleted_entities table
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   953
        """
2641
9c33d98a074e R [schema hooks] big refactoring / reorganization for clearer code, a few fixes on the way
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2631
diff changeset
   954
        pendingrtypes = session.transaction_data.get('pendingrtypes', ())
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   955
        # delete remaining relations: if user can delete the entity, he can
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   956
        # delete all its relations without security checking
4835
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   957
        with security_enabled(session, read=False, write=False):
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   958
            eid = entity.eid
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   959
            for rschema, _, role in entity.e_schema.relation_definitions():
4835
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   960
                rtype = rschema.type
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   961
                if rtype in schema.VIRTUAL_RTYPES or rtype in pendingrtypes:
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   962
                    continue
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   963
                if role == 'subject':
4835
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   964
                    # don't skip inlined relation so they are regularly
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   965
                    # deleted and so hooks are correctly called
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   966
                    selection = 'X %s Y' % rtype
4835
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   967
                else:
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   968
                    selection = 'Y %s X' % rtype
4835
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   969
                rql = 'DELETE %s WHERE X eid %%(x)s' % selection
13b0b96d7982 [repo] enhanced security handling: deprecates unsafe_execute, in favor of explicit read/write security control using the `enabled_security` context manager. Also code executed on the repository side is now unsafe by default.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4834
diff changeset
   970
                session.execute(rql, {'x': eid}, 'x', build_descr=False)
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   971
        self.system_source.delete_info(session, entity, sourceuri, extid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   972
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   973
    def locate_relation_source(self, session, subject, rtype, object):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   974
        subjsource = self.source_from_eid(subject, session)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   975
        objsource = self.source_from_eid(object, session)
3042
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   976
        if not subjsource is objsource:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   977
            source = self.system_source
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
   978
            if not (subjsource.may_cross_relation(rtype)
3042
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   979
                    and objsource.may_cross_relation(rtype)):
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   980
                raise MultiSourcesError(
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   981
                    "relation %s can't be crossed among sources"
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   982
                    % rtype)
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   983
        elif not subjsource.support_relation(rtype):
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   984
            source = self.system_source
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   985
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   986
            source = subjsource
3042
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   987
        if not source.support_relation(rtype, True):
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   988
            raise MultiSourcesError(
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   989
                "source %s doesn't support write of %s relation"
d2455badf7fb [multi-sources] enhance relation'source detection to avoid inconsistency
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2967
diff changeset
   990
                % (source.uri, rtype))
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   991
        return source
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   992
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   993
    def locate_etype_source(self, etype):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   994
        for source in self.sources:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   995
            if source.support_entity(etype, 1):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   996
                return source
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   997
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   998
            raise ETypeNotSupportedBySources(etype)
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   999
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1000
    def glob_add_entity(self, session, entity):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1001
        """add an entity to the repository
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1002
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1003
        the entity eid should originaly be None and a unique eid is assigned to
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1004
        the entity instance
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1005
        """
3584
585c4423a54c set edited_attributes before call to pre_add_hook
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3567
diff changeset
  1006
        # init edited_attributes before calling before_add_entity hooks
585c4423a54c set edited_attributes before call to pre_add_hook
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3567
diff changeset
  1007
        entity._is_saved = False # entity has an eid but is not yet saved
585c4423a54c set edited_attributes before call to pre_add_hook
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3567
diff changeset
  1008
        entity.edited_attributes = set(entity)
4973
1e6536afa855 fix bug with damned transmutation functionality, occuring when using an INSERT query which also add relation to the entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4946
diff changeset
  1009
        entity_ = entity.pre_add_hook()
1e6536afa855 fix bug with damned transmutation functionality, occuring when using an INSERT query which also add relation to the entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4946
diff changeset
  1010
        # XXX kill that transmutation feature !
1e6536afa855 fix bug with damned transmutation functionality, occuring when using an INSERT query which also add relation to the entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4946
diff changeset
  1011
        if not entity_ is entity:
1e6536afa855 fix bug with damned transmutation functionality, occuring when using an INSERT query which also add relation to the entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4946
diff changeset
  1012
            entity.__class__ = entity_.__class__
1e6536afa855 fix bug with damned transmutation functionality, occuring when using an INSERT query which also add relation to the entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4946
diff changeset
  1013
            entity.__dict__.update(entity_.__dict__)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1014
        eschema = entity.e_schema
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1015
        etype = str(eschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1016
        source = self.locate_etype_source(etype)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1017
        # attribute an eid to the entity before calling hooks
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1018
        entity.set_eid(self.system_source.create_eid(session))
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1019
        if server.DEBUG & server.DBG_REPO:
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1020
            print 'ADD entity', etype, entity.eid, dict(entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1021
        relations = []
2929
51cdfe069e10 fix edited_attributes handling when adding entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2875
diff changeset
  1022
        if source.should_call_hooks:
2968
0e3460341023 somewhat painful backport of 3.5 branch, should mostly be ok
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2893 2967
diff changeset
  1023
            self.hm.call_hooks('before_add_entity', session, entity=entity)
2929
51cdfe069e10 fix edited_attributes handling when adding entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2875
diff changeset
  1024
        # XXX use entity.keys here since edited_attributes is not updated for
51cdfe069e10 fix edited_attributes handling when adding entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2875
diff changeset
  1025
        # inline relations
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1026
        for attr in entity.iterkeys():
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3606
diff changeset
  1027
            rschema = eschema.subjrels[attr]
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3606
diff changeset
  1028
            if not rschema.final: # inlined relation
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1029
                relations.append((attr, entity[attr]))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1030
        entity.set_defaults()
4843
5f7363416765 fix hooks control method name + other litle cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4835
diff changeset
  1031
        if session.is_hook_category_activated('integrity'):
4834
b718626a0e60 move hooks activation control on session object, so we can have a per transaction control. Added a new `hooks_control` context manager for usual modification of hooks activation.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4808
diff changeset
  1032
            entity.check(creation=True)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1033
        source.add_entity(session, entity)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1034
        if source.uri != 'system':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1035
            extid = source.get_extid(entity)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1036
            self._extid_cache[(str(extid), source.uri)] = entity.eid
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1037
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1038
            extid = None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1039
        self.add_info(session, entity, source, extid, complete=False)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1040
        entity._is_saved = True # entity has an eid and is saved
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1041
        # prefill entity relation caches
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1042
        session.set_entity_cache(entity)
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1043
        for rschema in eschema.subject_relations():
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1044
            rtype = str(rschema)
2839
6419af16faa0 imports cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
  1045
            if rtype in schema.VIRTUAL_RTYPES:
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1046
                continue
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3606
diff changeset
  1047
            if rschema.final:
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1048
                entity.setdefault(rtype, None)
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1049
            else:
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1050
                entity.set_related_cache(rtype, 'subject', session.empty_rset())
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1051
        for rschema in eschema.object_relations():
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1052
            rtype = str(rschema)
2839
6419af16faa0 imports cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
  1053
            if rtype in schema.VIRTUAL_RTYPES:
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1054
                continue
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1055
            entity.set_related_cache(rtype, 'object', session.empty_rset())
2756
2c94606eefc0 [server caching] should set cache before call to after_add_entity hooks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2731
diff changeset
  1056
        # set inline relation cache before call to after_add_entity
2c94606eefc0 [server caching] should set cache before call to after_add_entity hooks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2731
diff changeset
  1057
        for attr, value in relations:
2c94606eefc0 [server caching] should set cache before call to after_add_entity hooks
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2731
diff changeset
  1058
            session.update_rel_cache_add(entity.eid, attr, value)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1059
        # trigger after_add_entity after after_add_relation
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1060
        if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1061
            self.hm.call_hooks('after_add_entity', session, entity=entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1062
            # call hooks for inlined relations
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1063
            for attr, value in relations:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1064
                self.hm.call_hooks('before_add_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1065
                                    eidfrom=entity.eid, rtype=attr, eidto=value)
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1066
                self.hm.call_hooks('after_add_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1067
                                    eidfrom=entity.eid, rtype=attr, eidto=value)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1068
        return entity.eid
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1069
2667
c8aa82538d8e [repo] explicitly specifies edited attributes to glob_update_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2665
diff changeset
  1070
    def glob_update_entity(self, session, entity, edited_attributes):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1071
        """replace an entity in the repository
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1072
        the type and the eid of an entity must not be changed
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1073
        """
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1074
        etype = str(entity.e_schema)
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1075
        if server.DEBUG & server.DBG_REPO:
2667
c8aa82538d8e [repo] explicitly specifies edited attributes to glob_update_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2665
diff changeset
  1076
            print 'UPDATE entity', etype, entity.eid, \
c8aa82538d8e [repo] explicitly specifies edited attributes to glob_update_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2665
diff changeset
  1077
                  dict(entity), edited_attributes
c8aa82538d8e [repo] explicitly specifies edited attributes to glob_update_entity
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2665
diff changeset
  1078
        entity.edited_attributes = edited_attributes
4843
5f7363416765 fix hooks control method name + other litle cleanups
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4835
diff changeset
  1079
        if session.is_hook_category_activated('integrity'):
4834
b718626a0e60 move hooks activation control on session object, so we can have a per transaction control. Added a new `hooks_control` context manager for usual modification of hooks activation.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4808
diff changeset
  1080
            entity.check()
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1081
        eschema = entity.e_schema
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1082
        session.set_entity_cache(entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1083
        only_inline_rels, need_fti_update = True, False
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1084
        relations = []
2873
51bcd8e8f65c [repo] misc cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2854
diff changeset
  1085
        for attr in edited_attributes:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1086
            if attr == 'eid':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1087
                continue
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3606
diff changeset
  1088
            rschema = eschema.subjrels[attr]
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3606
diff changeset
  1089
            if rschema.final:
3877
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3757
diff changeset
  1090
                if getattr(eschema.rdef(attr), 'fulltextindexed', False):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1091
                    need_fti_update = True
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1092
                only_inline_rels = False
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1093
            else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1094
                # inlined relation
2873
51bcd8e8f65c [repo] misc cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2854
diff changeset
  1095
                previous_value = entity.related(attr) or None
51bcd8e8f65c [repo] misc cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2854
diff changeset
  1096
                if previous_value is not None:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1097
                    previous_value = previous_value[0][0] # got a result set
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1098
                    if previous_value == entity[attr]:
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1099
                        previous_value = None
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1100
                    else:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1101
                        self.hm.call_hooks('before_delete_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1102
                                           eidfrom=entity.eid, rtype=attr,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1103
                                           eidto=previous_value)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1104
                relations.append((attr, entity[attr], previous_value))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1105
        source = self.source_from_eid(entity.eid, session)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1106
        if source.should_call_hooks:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1107
            # call hooks for inlined relations
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1108
            for attr, value, _ in relations:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1109
                self.hm.call_hooks('before_add_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1110
                                    eidfrom=entity.eid, rtype=attr, eidto=value)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1111
            if not only_inline_rels:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1112
                self.hm.call_hooks('before_update_entity', session, entity=entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1113
        source.update_entity(session, entity)
4806
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4756
diff changeset
  1114
        self.system_source.update_info(session, entity, need_fti_update)
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4756
diff changeset
  1115
        if source.should_call_hooks:
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4756
diff changeset
  1116
            if not only_inline_rels:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1117
                self.hm.call_hooks('after_update_entity', session, entity=entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1118
            for attr, value, prevvalue in relations:
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1119
                # if the relation is already cached, update existant cache
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1120
                relcache = entity.relation_cached(attr, 'subject')
2873
51bcd8e8f65c [repo] misc cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2854
diff changeset
  1121
                if prevvalue is not None:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1122
                    self.hm.call_hooks('after_delete_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1123
                                       eidfrom=entity.eid, rtype=attr, eidto=prevvalue)
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1124
                    if relcache is not None:
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1125
                        session.update_rel_cache_del(entity.eid, attr, prevvalue)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1126
                del_existing_rel_if_needed(session, entity.eid, attr, value)
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1127
                if relcache is not None:
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1128
                    session.update_rel_cache_add(entity.eid, attr, value)
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1129
                else:
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1130
                    entity.set_related_cache(attr, 'subject',
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1131
                                             session.eid_rset(value))
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1132
                self.hm.call_hooks('after_add_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1133
                                    eidfrom=entity.eid, rtype=attr, eidto=value)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1134
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1135
    def glob_delete_entity(self, session, eid):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1136
        """delete an entity and all related entities from the repository"""
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1137
        entity = session.entity_from_eid(eid)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1138
        etype, sourceuri, extid = self.type_and_source_from_eid(eid, session)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1139
        self._prepare_delete_info(session, entity, sourceuri)
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1140
        if server.DEBUG & server.DBG_REPO:
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1141
            print 'DELETE entity', etype, eid
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1142
        source = self.sources_by_uri[sourceuri]
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1143
        if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1144
            self.hm.call_hooks('before_delete_entity', session, entity=entity)
4913
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1145
        self._delete_info(session, entity, sourceuri, extid)
083b4d454192 server/web api for accessing to deleted_entites
Katia Saurfelt <katia.saurfelt@logilab.fr>
parents: 4899
diff changeset
  1146
        source.delete_entity(session, entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1147
        if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1148
            self.hm.call_hooks('after_delete_entity', session, entity=entity)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1149
        # don't clear cache here this is done in a hook on commit
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1150
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1151
    def glob_add_relation(self, session, subject, rtype, object):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1152
        """add a relation to the repository"""
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1153
        if server.DEBUG & server.DBG_REPO:
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1154
            print 'ADD relation', subject, rtype, object
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1155
        source = self.locate_relation_source(session, subject, rtype, object)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1156
        if source.should_call_hooks:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1157
            del_existing_rel_if_needed(session, subject, rtype, object)
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1158
            self.hm.call_hooks('before_add_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1159
                               eidfrom=subject, rtype=rtype, eidto=object)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1160
        source.add_relation(session, subject, rtype, object)
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1161
        rschema = self.schema.rschema(rtype)
4467
0e73d299730a fix long-waiting symetric typo: should be spelled symmetric. Add auto database migration on schema deserialization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
  1162
        session.update_rel_cache_add(subject, rtype, object, rschema.symmetric)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1163
        if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1164
            self.hm.call_hooks('after_add_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1165
                               eidfrom=subject, rtype=rtype, eidto=object)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1166
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1167
    def glob_delete_relation(self, session, subject, rtype, object):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1168
        """delete a relation from the repository"""
2600
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1169
        if server.DEBUG & server.DBG_REPO:
6cd6c5d11b45 [F repo debugging] log repo event on DBG_REPO debug level
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
  1170
            print 'DELETE relation', subject, rtype, object
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1171
        source = self.locate_relation_source(session, subject, rtype, object)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1172
        if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1173
            self.hm.call_hooks('before_delete_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1174
                               eidfrom=subject, rtype=rtype, eidto=object)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1175
        source.delete_relation(session, subject, rtype, object)
2647
b0a2e779845c enable server side entity caching, 25% speedup on codenaf insertion. ALL CW TESTS OK
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2641
diff changeset
  1176
        rschema = self.schema.rschema(rtype)
4467
0e73d299730a fix long-waiting symetric typo: should be spelled symmetric. Add auto database migration on schema deserialization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
  1177
        session.update_rel_cache_del(subject, rtype, object, rschema.symmetric)
0e73d299730a fix long-waiting symetric typo: should be spelled symmetric. Add auto database migration on schema deserialization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
  1178
        if rschema.symmetric:
0e73d299730a fix long-waiting symetric typo: should be spelled symmetric. Add auto database migration on schema deserialization
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4252
diff changeset
  1179
            # on symmetric relation, we can't now in which sense it's
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1180
            # stored so try to delete both
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1181
            source.delete_relation(session, object, rtype, subject)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1182
        if source.should_call_hooks:
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1183
            self.hm.call_hooks('after_delete_relation', session,
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2822
diff changeset
  1184
                               eidfrom=subject, rtype=rtype, eidto=object)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1185
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1186
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1187
    # pyro handling ###########################################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1188
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1189
    def pyro_register(self, host=''):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1190
        """register the repository as a pyro object"""
3606
8326aceecb46 fix startup as a daemon
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3584
diff changeset
  1191
        import tempfile
8326aceecb46 fix startup as a daemon
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3584
diff changeset
  1192
        from logilab.common.pyro_ext import register_object, config
8326aceecb46 fix startup as a daemon
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3584
diff changeset
  1193
        config.PYRO_STORAGE = tempfile.gettempdir() # XXX until lgc > 0.45.1 is out
3539
f3b14d052798 [pyro] merge pyro-id / pyro-instance-id options, put all pyro options in the same section of the configuration file
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3250
diff changeset
  1194
        appid = self.config['pyro-instance-id'] or self.config.appid
2665
0c6281487f90 [pyro] use lgc.pyro_ext, simplify pyro related options
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2650
diff changeset
  1195
        daemon = register_object(self, appid, self.config['pyro-ns-group'],
0c6281487f90 [pyro] use lgc.pyro_ext, simplify pyro related options
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2650
diff changeset
  1196
                                 self.config['pyro-host'],
0c6281487f90 [pyro] use lgc.pyro_ext, simplify pyro related options
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2650
diff changeset
  1197
                                 self.config['pyro-ns-host'])
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1198
        msg = 'repository registered as a pyro object using group %s and id %s'
2665
0c6281487f90 [pyro] use lgc.pyro_ext, simplify pyro related options
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2650
diff changeset
  1199
        self.info(msg, self.config['pyro-ns-group'], appid)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1200
        self.pyro_registered = True
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1201
        return daemon
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1202
1228
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1203
    # multi-sources planner helpers ###########################################
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1204
1228
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1205
    @cached
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1206
    def rel_type_sources(self, rtype):
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1207
        return [source for source in self.sources
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1208
                if source.support_relation(rtype)
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1209
                or rtype in source.dont_cross_relations]
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1210
1228
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1211
    @cached
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1212
    def can_cross_relation(self, rtype):
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1213
        return [source for source in self.sources
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1214
                if source.support_relation(rtype)
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1215
                and rtype in source.cross_relations]
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1216
1228
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1217
    @cached
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1218
    def is_multi_sources_relation(self, rtype):
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1219
        return any(source for source in self.sources
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1220
                   if not source is self.system_source
91ae10ffb611 * refactor ms planner (renaming, reorganization)
sylvain.thenault@logilab.fr
parents: 1217
diff changeset
  1221
                   and source.support_relation(rtype))
1482
93c613913912 delete-trailing-whitespaces
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
  1222
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1223
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1224
def pyro_unregister(config):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1225
    """unregister the repository from the pyro name server"""
2665
0c6281487f90 [pyro] use lgc.pyro_ext, simplify pyro related options
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2650
diff changeset
  1226
    from logilab.common.pyro_ext import ns_unregister
3539
f3b14d052798 [pyro] merge pyro-id / pyro-instance-id options, put all pyro options in the same section of the configuration file
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3250
diff changeset
  1227
    appid = config['pyro-instance-id'] or config.appid
2665
0c6281487f90 [pyro] use lgc.pyro_ext, simplify pyro related options
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2650
diff changeset
  1228
    ns_unregister(appid, config['pyro-ns-group'], config['pyro-ns-host'])
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1229
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1230
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1231
from logging import getLogger
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1232
from cubicweb import set_log_methods
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
  1233
set_log_methods(Repository, getLogger('cubicweb.repository'))