hooks/metadata.py
author Julien Cristau <julien.cristau@logilab.fr>
Fri, 16 Jan 2015 12:35:46 +0100
changeset 10209 4c64a41c0a1d
parent 10182 116b24efad0e
child 10549 5fc21bf2684f
permissions -rw-r--r--
Use a moved_entities table to record external entities moved to the system source Instead of using a negative eid in the entities table, move the record to a new table so we don't have an interval with a missing eid in entities. Related to #4846892
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
9469
032825bbacab [multi-sources-removal] Drop entities.source column
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9450
diff changeset
     1
# copyright 2003-2013 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     2
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     3
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     4
# This file is part of CubicWeb.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     5
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     6
# CubicWeb is free software: you can redistribute it and/or modify it under the
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     7
# terms of the GNU Lesser General Public License as published by the Free
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     8
# Software Foundation, either version 2.1 of the License, or (at your option)
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
     9
# any later version.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    10
#
5424
8ecbcbff9777 replace logilab-common by CubicWeb in disclaimer
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5421
diff changeset
    11
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
5421
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    12
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    13
# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    14
# details.
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    15
#
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    16
# You should have received a copy of the GNU Lesser General Public License along
8167de96c523 proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5066
diff changeset
    17
# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
5782
8ff48d1a319f [rql2sql] when using HAVING to by-pass rql limitation (not to filter on result of an aggregat function), we should emit SQL that doesn't use HAVING to avoid potential backend error because variables are not grouped. Closes #1061603.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5514
diff changeset
    18
"""Core hooks: set generic metadata"""
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    19
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    20
__docformat__ = "restructuredtext en"
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    21
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    22
from datetime import datetime
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    23
8190
2a3c1b787688 [vreg] move base registry implementation to logilab.common. Closes #1916014
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7879
diff changeset
    24
from cubicweb.predicates import is_instance
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    25
from cubicweb.server import hook
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
    26
from cubicweb.server.edition import EditedEntity
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    27
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    28
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    29
class MetaDataHook(hook.Hook):
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    30
    __abstract__ = True
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    31
    category = 'metadata'
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    32
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    33
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    34
class InitMetaAttrsHook(MetaDataHook):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    35
    """before create a new entity -> set creation and modification date
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    36
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    37
    this is a conveniency hook, you shouldn't have to disable it
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    38
    """
3376
f5c69485381f [appobjects] use __regid__ instead of __id__, more explicit
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2968
diff changeset
    39
    __regid__ = 'metaattrsinit'
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    40
    events = ('before_add_entity',)
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    41
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    42
    def __call__(self):
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    43
        timestamp = datetime.now()
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5877
diff changeset
    44
        edited = self.entity.cw_edited
7708
45be3a9debe6 [datafeed] for datafeed source, we don't want commit in extid2eid but explicitly handled by the source. Also, we should use 'safe' internal session
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7683
diff changeset
    45
        if not edited.get('creation_date'):
45be3a9debe6 [datafeed] for datafeed source, we don't want commit in extid2eid but explicitly handled by the source. Also, we should use 'safe' internal session
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7683
diff changeset
    46
            edited['creation_date'] = timestamp
45be3a9debe6 [datafeed] for datafeed source, we don't want commit in extid2eid but explicitly handled by the source. Also, we should use 'safe' internal session
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7683
diff changeset
    47
        if not edited.get('modification_date'):
45be3a9debe6 [datafeed] for datafeed source, we don't want commit in extid2eid but explicitly handled by the source. Also, we should use 'safe' internal session
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7683
diff changeset
    48
            edited['modification_date'] = timestamp
9774
b7b71be569cf deprecate get/set_shared_data API
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 9617
diff changeset
    49
        if not self._cw.transaction_data.get('do-not-insert-cwuri'):
6955
a6c32edabc8d [entity, metadata] huuum, use resolvable url as cwuri... And fix existing ones.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6427
diff changeset
    50
            cwuri = u'%s%s' % (self._cw.base_url(), self.entity.eid)
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5877
diff changeset
    51
            edited.setdefault('cwuri', cwuri)
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    52
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    53
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    54
class UpdateMetaAttrsHook(MetaDataHook):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    55
    """update an entity -> set modification date"""
3376
f5c69485381f [appobjects] use __regid__ instead of __id__, more explicit
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2968
diff changeset
    56
    __regid__ = 'metaattrsupdate'
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    57
    events = ('before_update_entity',)
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    58
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    59
    def __call__(self):
4578
060c91ced72f don't update modification_date in repairing_mode (eg upgrade or shell)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4307
diff changeset
    60
        # repairing is true during c-c upgrade/shell and similar commands. We
060c91ced72f don't update modification_date in repairing_mode (eg upgrade or shell)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4307
diff changeset
    61
        # usually don't want to update modification date in such cases.
060c91ced72f don't update modification_date in repairing_mode (eg upgrade or shell)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4307
diff changeset
    62
        #
060c91ced72f don't update modification_date in repairing_mode (eg upgrade or shell)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4307
diff changeset
    63
        # XXX to be really clean, we should turn off modification_date update
060c91ced72f don't update modification_date in repairing_mode (eg upgrade or shell)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4307
diff changeset
    64
        # explicitly on each command where we do not want that behaviour.
060c91ced72f don't update modification_date in repairing_mode (eg upgrade or shell)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4307
diff changeset
    65
        if not self._cw.vreg.config.repairing:
6142
8bc6eac1fac1 [session] cleanup hook / operation / entity edition api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5877
diff changeset
    66
            self.entity.cw_edited.setdefault('modification_date', datetime.now())
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    67
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    68
6426
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
    69
class SetCreatorOp(hook.DataOperationMixIn, hook.Operation):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    70
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    71
    def precommit_event(self):
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
    72
        cnx = self.cnx
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
    73
        relations = [(eid, cnx.user.eid) for eid in self.get_data()
7336
0c8c386d653b enhanced comment
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7237
diff changeset
    74
                # don't consider entities that have been created and deleted in
0c8c386d653b enhanced comment
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7237
diff changeset
    75
                # the same transaction, nor ones where created_by has been
0c8c386d653b enhanced comment
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7237
diff changeset
    76
                # explicitly set
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
    77
                if not cnx.deleted_in_transaction(eid) and \
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
    78
                   not cnx.entity_from_eid(eid).created_by]
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
    79
        cnx.add_relations([('created_by', relations)])
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    80
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    81
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    82
class SetOwnershipHook(MetaDataHook):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    83
    """create a new entity -> set owner and creator metadata"""
3376
f5c69485381f [appobjects] use __regid__ instead of __id__, more explicit
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2968
diff changeset
    84
    __regid__ = 'setowner'
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    85
    events = ('after_add_entity',)
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
    86
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    87
    def __call__(self):
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: 4813
diff changeset
    88
        if not self._cw.is_internal_session:
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: 4813
diff changeset
    89
            self._cw.add_relation(self.entity.eid, 'owned_by', self._cw.user.eid)
6426
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
    90
            SetCreatorOp.get_instance(self._cw).add_data(self.entity.eid)
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
    91
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    92
6426
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
    93
class SyncOwnersOp(hook.DataOperationMixIn, hook.Operation):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
    94
    def precommit_event(self):
6426
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
    95
        for compositeeid, composedeid in self.get_data():
10182
116b24efad0e [hooks] don't insert an owned_by relation for deleted entities
Julien Cristau <julien.cristau@logilab.fr>
parents: 9774
diff changeset
    96
            if self.cnx.deleted_in_transaction(compositeeid):
116b24efad0e [hooks] don't insert an owned_by relation for deleted entities
Julien Cristau <julien.cristau@logilab.fr>
parents: 9774
diff changeset
    97
                continue
116b24efad0e [hooks] don't insert an owned_by relation for deleted entities
Julien Cristau <julien.cristau@logilab.fr>
parents: 9774
diff changeset
    98
            if self.cnx.deleted_in_transaction(composedeid):
116b24efad0e [hooks] don't insert an owned_by relation for deleted entities
Julien Cristau <julien.cristau@logilab.fr>
parents: 9774
diff changeset
    99
                continue
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   100
            self.cnx.execute('SET X owned_by U WHERE C owned_by U, C eid %(c)s,'
5448
9bf648d678cd [hooks/operations] use set_operations for three ops (huge gains for massive imports)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 5426
diff changeset
   101
                                 'NOT EXISTS(X owned_by U, X eid %(x)s)',
9bf648d678cd [hooks/operations] use set_operations for three ops (huge gains for massive imports)
Aurelien Campeas <aurelien.campeas@logilab.fr>
parents: 5426
diff changeset
   102
                                 {'c': compositeeid, 'x': composedeid})
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   103
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   104
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   105
class SyncCompositeOwner(MetaDataHook):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   106
    """when adding composite relation, the composed should have the same owners
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   107
    has the composite
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   108
    """
3376
f5c69485381f [appobjects] use __regid__ instead of __id__, more explicit
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2968
diff changeset
   109
    __regid__ = 'synccompositeowner'
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   110
    events = ('after_add_relation',)
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   111
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   112
    def __call__(self):
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   113
        if self.rtype == 'wf_info_for':
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   114
            # skip this special composite relation # XXX (syt) why?
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   115
            return
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   116
        eidfrom, eidto = self.eidfrom, self.eidto
7502
e7190f7e850e [session] deprecates schema_rproperty in favor of more optimized rtype_eids_rdef which return the rdef (so reusable to gather other data)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7237
diff changeset
   117
        composite = self._cw.rtype_eids_rdef(self.rtype, eidfrom, eidto).composite
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   118
        if composite == 'subject':
6426
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
   119
            SyncOwnersOp.get_instance(self._cw).add_data( (eidfrom, eidto) )
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   120
        elif composite == 'object':
6426
541659c39f6a [hook/operation] nicer api to achieve same result as set_operation, as described in #1253630
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 6142
diff changeset
   121
            SyncOwnersOp.get_instance(self._cw).add_data( (eidto, eidfrom) )
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   122
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   123
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   124
class FixUserOwnershipHook(MetaDataHook):
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   125
    """when a user has been created, add owned_by relation on itself"""
3376
f5c69485381f [appobjects] use __regid__ instead of __id__, more explicit
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2968
diff changeset
   126
    __regid__ = 'fixuserowner'
5877
0c7b7b76a84f [selectors] provide a new, optimized, is_instance selector that should at some point replace implements (along with the adaptable selector)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5782
diff changeset
   127
    __select__ = MetaDataHook.__select__ & is_instance('CWUser')
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   128
    events = ('after_add_entity',)
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   129
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   130
    def __call__(self):
2847
c2ee28f4d4b1 use ._cw instead of .cw_req
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2841
diff changeset
   131
        self._cw.add_relation(self.entity.eid, 'owned_by', self.entity.eid)
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   132
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   133
2841
107ba1c45227 rewrite hooks in sobjects as new Hook style into hooks sub-package
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2835
diff changeset
   134
class UpdateFTIHook(MetaDataHook):
4806
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4578
diff changeset
   135
    """sync fulltext index text index container when a relation with
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4578
diff changeset
   136
    fulltext_container set is added / removed
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   137
    """
3376
f5c69485381f [appobjects] use __regid__ instead of __id__, more explicit
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2968
diff changeset
   138
    __regid__ = 'updateftirel'
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   139
    events = ('after_add_relation', 'after_delete_relation')
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   140
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   141
    def __call__(self):
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   142
        rtype = self.rtype
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   143
        cnx = self._cw
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   144
        ftcontainer = cnx.vreg.schema.rschema(rtype).fulltext_container
5514
3679015c0a50 [fti] simplify UpdateFTIHook code
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 5449
diff changeset
   145
        if ftcontainer == 'subject':
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   146
            cnx.repo.system_source.index_entity(
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   147
                cnx, cnx.entity_from_eid(self.eidfrom))
4806
4f12f59b1a13 [fti] refactor and fix full text indexation handling
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4578
diff changeset
   148
        elif ftcontainer == 'object':
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   149
            cnx.repo.system_source.index_entity(
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   150
                cnx, cnx.entity_from_eid(self.eidto))
2835
04034421b072 [hooks] major refactoring:
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
diff changeset
   151
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   152
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   153
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   154
# entity source handling #######################################################
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   155
9296
8a4175557426 [metadata hook] rename an operation for the sake of readability
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8900
diff changeset
   156
class ChangeEntitySourceUpdateCaches(hook.Operation):
7879
9aae456abab5 [pylint] fix pylint detected errors and tweak it so that pylint -E will be much less verbose next time (+ update some copyrights on the way)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7708
diff changeset
   157
    oldsource = newsource = entity = None # make pylint happy
9aae456abab5 [pylint] fix pylint detected errors and tweak it so that pylint -E will be much less verbose next time (+ update some copyrights on the way)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7708
diff changeset
   158
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   159
    def postcommit_event(self):
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   160
        self.oldsource.reset_caches()
9617
498ee8ef79e1 [hooks/metadata] use a cnx not a session
Julien Cristau <julien.cristau@logilab.fr>
parents: 9469
diff changeset
   161
        repo = self.cnx.repo
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   162
        entity = self.entity
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   163
        extid = entity.cw_metainformation()['extid']
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   164
        repo._type_source_cache[entity.eid] = (
9469
032825bbacab [multi-sources-removal] Drop entities.source column
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9450
diff changeset
   165
            entity.cw_etype, None, self.newsource.uri)
032825bbacab [multi-sources-removal] Drop entities.source column
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9450
diff changeset
   166
        repo._extid_cache[extid] = -entity.eid
9448
3e7cad3967c5 [multi-sources-removal] Drop the "true" multi-sources planner
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9296
diff changeset
   167
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   168
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   169
class ChangeEntitySourceDeleteHook(MetaDataHook):
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   170
    """support for moving an entity from an external source by watching 'Any
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   171
    cw_source CWSource' relation
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   172
    """
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   173
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   174
    __regid__ = 'cw.metadata.source-change'
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   175
    __select__ = MetaDataHook.__select__ & hook.match_rtype('cw_source')
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   176
    events = ('before_delete_relation',)
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   177
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   178
    def __call__(self):
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   179
        if (self._cw.deleted_in_transaction(self.eidfrom)
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   180
            or self._cw.deleted_in_transaction(self.eidto)):
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   181
            return
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   182
        schange = self._cw.transaction_data.setdefault('cw_source_change', {})
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   183
        schange[self.eidfrom] = self.eidto
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   184
7543
570522300e22 [ms, entity metas] add 'actual source' to entities table / base entity metadata cache. Closes #1767090
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7514
diff changeset
   185
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   186
class ChangeEntitySourceAddHook(MetaDataHook):
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   187
    __regid__ = 'cw.metadata.source-change'
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   188
    __select__ = MetaDataHook.__select__ & hook.match_rtype('cw_source')
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   189
    events = ('before_add_relation',)
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   190
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   191
    def __call__(self):
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   192
        schange = self._cw.transaction_data.get('cw_source_change')
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   193
        if schange is not None and self.eidfrom in schange:
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   194
            newsource = self._cw.entity_from_eid(self.eidto)
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   195
            if newsource.name != 'system':
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   196
                raise Exception('changing source to something else than the '
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   197
                                'system source is unsupported')
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   198
            syssource = newsource.repo_source
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   199
            oldsource = self._cw.entity_from_eid(schange[self.eidfrom])
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   200
            entity = self._cw.entity_from_eid(self.eidfrom)
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   201
            # we don't want the moved entity to be reimported later.  To
10209
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   202
            # distinguish this state, move the record from the 'entities' table
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   203
            # to 'moved_entities'.  External source will then have consider
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   204
            # case where `extid2eid` returns a negative eid as 'this entity was
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   205
            # known but has been moved, ignore it'.
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   206
            attrs = {'eid': entity.eid, 'extid': self._cw.entity_metas(entity.eid)['extid']}
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   207
            self._cw.system_sql(syssource.sqlgen.insert('moved_entities', attrs), attrs)
8900
010a59e12d89 use cw_etype instead of __regid__
Pierre-Yves David <pierre-yves.david@logilab.fr>
parents: 8544
diff changeset
   208
            attrs = {'type': entity.cw_etype, 'eid': entity.eid, 'extid': None,
9469
032825bbacab [multi-sources-removal] Drop entities.source column
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 9450
diff changeset
   209
                     'asource': 'system'}
10209
4c64a41c0a1d Use a moved_entities table to record external entities moved to the system source
Julien Cristau <julien.cristau@logilab.fr>
parents: 10182
diff changeset
   210
            self._cw.system_sql(syssource.sqlgen.update('entities', attrs, ['eid']), attrs)
7399
972ed1843bd8 [multi-sources] support for moving an entity from an external source (closes #343818)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 7336
diff changeset
   211
            # register an operation to update repository/sources caches
9296
8a4175557426 [metadata hook] rename an operation for the sake of readability
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8900
diff changeset
   212
            ChangeEntitySourceUpdateCaches(self._cw, entity=entity,
8a4175557426 [metadata hook] rename an operation for the sake of readability
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8900
diff changeset
   213
                                           oldsource=oldsource.repo_source,
8a4175557426 [metadata hook] rename an operation for the sake of readability
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 8900
diff changeset
   214
                                           newsource=syssource)