server/schemaserial.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Tue, 08 Dec 2009 12:01:38 +0100
changeset 4025 de69adda0781
parent 4024 6a14cff373c3
child 4033 732eccbed54a
permissions -rw-r--r--
duh???
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"""functions for schema / permissions (de)serialization using RQL
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:organization: Logilab
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:copyright: 2001-2009 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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__docformat__ = "restructuredtext en"
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import os
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import sys
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import os
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from itertools import chain
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from logilab.common.shellutils import ProgressBar
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from yams import schema as schemamod, buildobjs as ybo
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from cubicweb.schema import CONSTRAINTS, ETYPE_NAME_MAP, VIRTUAL_RTYPES
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from cubicweb.server import sqlutils
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def group_mapping(cursor, interactive=True):
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    """create a group mapping from an rql cursor
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    A group mapping has standard group names as key (managers, owners at least)
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    and the actual CWGroup entity's eid as associated value.
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    In interactive mode (the default), missing groups'eid will be prompted
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    from the user.
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    """
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    res = {}
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    for eid, name in cursor.execute('Any G, N WHERE G is CWGroup, G name N'):
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        res[name] = eid
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    if not interactive:
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        return res
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    missing = [g for g in ('owners', 'managers', 'users', 'guests') if not g in res]
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    if missing:
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        print 'some native groups are missing but the following groups have been found:'
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        print '\n'.join('* %s (%s)' % (n, eid) for n, eid in res.items())
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        print
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        print 'enter the eid of a to group to map to each missing native group'
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        print 'or just type enter to skip permissions granted to a group'
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        for group in missing:
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            while True:
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                value = raw_input('eid for group %s: ' % group).strip()
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                if not value:
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                    continue
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                try:
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                    res[group] = int(value)
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                except ValueError:
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                    print 'eid should be an integer'
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                    continue
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    return res
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def _set_sql_prefix(prefix):
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    """3.2.0 migration function: allow to unset/reset SQL_PREFIX"""
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    for module in ('checkintegrity', 'migractions', 'schemahooks',
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                   'sources.rql2sql', 'sources.native', 'sqlutils'):
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        try:
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            sys.modules['cubicweb.server.%s' % module].SQL_PREFIX = prefix
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            print 'changed SQL_PREFIX for %s' % module
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        except KeyError:
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            pass
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def _update_database(schema, sqlcu):
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    """3.2.0 migration function: update database schema by adding SQL_PREFIX to
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    entity type tables and columns
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    """
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    for etype in schema.entities():
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        if etype.final:
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            continue
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        try:
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            sql = 'ALTER TABLE %s RENAME TO cw_%s' % (
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                etype, ETYPE_NAME_MAP.get(etype, etype))
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            print sql
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            sqlcu.execute(sql)
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        except:
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            pass
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        for rschema in etype.subject_relations():
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            if rschema == 'has_text':
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                continue
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            if rschema.final or rschema.inlined:
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                sql = 'ALTER TABLE cw_%s RENAME %s TO cw_%s' % (
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                    etype, rschema, rschema)
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                print sql
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                sqlcu.execute(sql)
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0
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# schema / perms deserialization ##############################################
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OLD_SCHEMA_TYPES = frozenset(('EFRDef', 'ENFRDef', 'ERType', 'EEType',
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                              'EConstraintType', 'EConstraint', 'EGroup',
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                              'EUser', 'ECache', 'EPermission', 'EProperty'))
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def deserialize_schema(schema, session):
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    """return a schema according to information stored in an rql database
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    as CWRType and CWEType entities
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    """
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    #
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    repo = session.repo
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    sqlcu = session.pool['system']
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    _3_2_migration = False
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    dbhelper = repo.system_source.dbhelper
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    tables = set(t.lower() for t in dbhelper.list_tables(sqlcu))
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    if 'eetype' in tables:
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        _3_2_migration = True
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        # 3.2 migration
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        _set_sql_prefix('')
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        # first rename entity types whose name changed in 3.2 without adding the
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        # cw_ prefix
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        for etype in OLD_SCHEMA_TYPES:
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            if etype.lower() in tables:
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                sql = 'ALTER TABLE %s RENAME TO %s' % (etype,
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                                                       ETYPE_NAME_MAP[etype])
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                print sql
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                sqlcu.execute(sql)
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        # other table renaming done once schema has been read
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    index = {}
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    permsdict = deserialize_ertype_permissions(session)
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    schema.reading_from_database = True
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    for eid, etype, desc in session.execute('Any X, N, D WHERE '
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                                            'X is CWEType, X name N, '
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                                            'X description D',
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                                            build_descr=False):
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        # base types are already in the schema, skip them
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        if etype in schemamod.BASE_TYPES:
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            # just set the eid
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diff changeset
   125
            eschema = schema.eschema(etype)
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parents:
diff changeset
   126
            eschema.eid = eid
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parents:
diff changeset
   127
            index[eid] = eschema
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parents:
diff changeset
   128
            continue
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d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   129
        if etype in ETYPE_NAME_MAP:
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parents: 1977
diff changeset
   130
            netype = ETYPE_NAME_MAP[etype]
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parents: 1977
diff changeset
   131
            print 'fixing etype name from %s to %s' % (etype, netype)
0
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parents:
diff changeset
   132
            # can't use write rql queries at this point, use raw sql
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Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1630
diff changeset
   133
            session.system_sql('UPDATE %(p)sCWEType SET %(p)sname=%%(n)s WHERE %(p)seid=%%(x)s'
642a1a120a92 should use sql prefix here
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parents: 1630
diff changeset
   134
                               % {'p': sqlutils.SQL_PREFIX},
2044
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   135
                               {'x': eid, 'n': netype})
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   136
            session.system_sql('UPDATE entities SET type=%(n)s WHERE type=%(x)s',
2044
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   137
                               {'x': etype, 'n': netype})
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   138
            # XXX should be donne as well on sqlite based sources
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   139
            if not etype in OLD_SCHEMA_TYPES and \
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cf8f9180e63e delete-trailing-whitespace
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2044
diff changeset
   140
               (getattr(dbhelper, 'case_sensitive', False)
2044
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   141
                or etype.lower() != netype.lower()):
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   142
                session.system_sql('ALTER TABLE %s%s RENAME TO %s%s' % (
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   143
                    sqlutils.SQL_PREFIX, etype, sqlutils.SQL_PREFIX, netype))
0
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parents:
diff changeset
   144
            session.commit(False)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   145
            try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   146
                session.system_sql('UPDATE deleted_entities SET type=%(n)s WHERE type=%(x)s',
2044
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   147
                                   {'x': etype, 'n': netype})
0
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parents:
diff changeset
   148
            except:
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parents:
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   149
                pass
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parents:
diff changeset
   150
            tocleanup = [eid]
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sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   151
            tocleanup += (eid for eid, (eidetype, uri, extid) in repo._type_source_cache.items()
0
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parents:
diff changeset
   152
                          if etype == eidetype)
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parents: 1398
diff changeset
   153
            repo.clear_caches(tocleanup)
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   154
            session.commit(False)
2044
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 1977
diff changeset
   155
            etype = netype
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a25859917ccc stop using meta attribute from yams schema. Use instead sets defining meta relations and another defining schema types. Refactor various schema view based on this
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2044
diff changeset
   156
        etype = ybo.EntityType(name=etype, description=desc, eid=eid)
0
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parents:
diff changeset
   157
        eschema = schema.add_entity_type(etype)
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parents:
diff changeset
   158
        index[eid] = eschema
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   159
        set_perms(eschema, permsdict.get(eid, {}))
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   160
    try:
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5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   161
        rset = session.execute('Any XN, ETN WHERE X is CWEType, X name XN, '
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   162
                               'X specializes ET, ET name ETN')
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   163
    except: # `specializes` relation not available for versions prior to 2.50
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   164
        session.rollback(False)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   165
    else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   166
        for etype, stype in rset:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   167
            eschema = schema.eschema(etype)
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parents:
diff changeset
   168
            seschema = schema.eschema(stype)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   169
            eschema._specialized_type = stype
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   170
            seschema._specialized_by.append(etype)
2126
a25859917ccc stop using meta attribute from yams schema. Use instead sets defining meta relations and another defining schema types. Refactor various schema view based on this
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2044
diff changeset
   171
    for eid, rtype, desc, sym, il in session.execute(
a25859917ccc stop using meta attribute from yams schema. Use instead sets defining meta relations and another defining schema types. Refactor various schema view based on this
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2044
diff changeset
   172
        'Any X,N,D,S,I WHERE X is CWRType, X name N, X description D, '
a25859917ccc stop using meta attribute from yams schema. Use instead sets defining meta relations and another defining schema types. Refactor various schema view based on this
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2044
diff changeset
   173
        'X symetric S, X inlined I', build_descr=False):
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   174
        try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   175
            # bw compat: fulltext_container added in 2.47
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   176
            ft_container = session.execute('Any FTC WHERE X eid %(x)s, X fulltext_container FTC',
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   177
                                           {'x': eid}).rows[0][0]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   178
        except:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   179
            ft_container = None
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   180
            session.rollback(False)
2126
a25859917ccc stop using meta attribute from yams schema. Use instead sets defining meta relations and another defining schema types. Refactor various schema view based on this
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2044
diff changeset
   181
        rtype = ybo.RelationType(name=rtype, description=desc,
0
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parents:
diff changeset
   182
                                 symetric=bool(sym), inlined=bool(il),
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   183
                                 fulltext_container=ft_container, eid=eid)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   184
        rschema = schema.add_relation_type(rtype)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   185
        index[eid] = rschema
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   186
    cstrsdict = deserialize_rdef_constraints(session)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   187
    for values in session.execute(
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   188
        'Any X,SE,RT,OE,CARD,ORD,DESC,IDX,FTIDX,I18N,DFLT WHERE X is CWAttribute,'
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   189
        'X relation_type RT, X cardinality CARD, X ordernum ORD, X indexed IDX,'
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   190
        'X description DESC, X internationalizable I18N, X defaultval DFLT,'
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   191
        'X fulltextindexed FTIDX, X from_entity SE, X to_entity OE',
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   192
        build_descr=False):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   193
        rdefeid, seid, reid, teid, card, ord, desc, idx, ftidx, i18n, default = values
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   194
        constraints = cstrsdict.get(rdefeid, ())
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   195
        frometype = index[seid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   196
        rtype = index[reid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   197
        toetype = index[teid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   198
        rdef = ybo.RelationDefinition(frometype, rtype, toetype, cardinality=card,
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   199
                                  order=ord, description=desc,
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   200
                                  constraints=constraints,
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   201
                                  indexed=idx, fulltextindexed=ftidx,
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   202
                                  internationalizable=i18n,
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   203
                                  default=default, eid=rdefeid)
4003
b9436fe77c9e fix bad merge
Sandrine Ribeau <sandrine.ribeau@logilab.fr>
parents: 3998
diff changeset
   204
        rdefs = schema.add_relation_def(rdef)
4010
b2d0b14a365d [server] don't try to set perms twice on the same relation (e.g. symetric relations)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4003
diff changeset
   205
        # rdefs can be None on duplicated relation definitions (e.g. symetrics)
b2d0b14a365d [server] don't try to set perms twice on the same relation (e.g. symetric relations)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4003
diff changeset
   206
        if rdefs:
b2d0b14a365d [server] don't try to set perms twice on the same relation (e.g. symetric relations)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4003
diff changeset
   207
            set_perms(rdefs, permsdict.get(rdefeid, {}))
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   208
    for values in session.execute(
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   209
        'Any X,SE,RT,OE,CARD,ORD,DESC,C WHERE X is CWRelation, X relation_type RT,'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   210
        'X cardinality CARD, X ordernum ORD, X description DESC, '
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   211
        'X from_entity SE, X to_entity OE, X composite C', build_descr=False):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   212
        rdefeid, seid, reid, teid, card, ord, desc, c = values
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   213
        frometype = index[seid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   214
        rtype = index[reid].type
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   215
        toetype = index[teid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   216
        constraints = cstrsdict.get(rdefeid, ())
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   217
        rdef = ybo.RelationDefinition(frometype, rtype, toetype, cardinality=card,
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   218
                                  order=ord, description=desc,
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   219
                                  composite=c, constraints=constraints,
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   220
                                  eid=rdefeid)
4003
b9436fe77c9e fix bad merge
Sandrine Ribeau <sandrine.ribeau@logilab.fr>
parents: 3998
diff changeset
   221
        rdefs = schema.add_relation_def(rdef)
4010
b2d0b14a365d [server] don't try to set perms twice on the same relation (e.g. symetric relations)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4003
diff changeset
   222
        # rdefs can be None on duplicated relation definitions (e.g. symetrics)
b2d0b14a365d [server] don't try to set perms twice on the same relation (e.g. symetric relations)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4003
diff changeset
   223
        if rdefs:
b2d0b14a365d [server] don't try to set perms twice on the same relation (e.g. symetric relations)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4003
diff changeset
   224
            set_perms(rdefs, permsdict.get(rdefeid, {}))
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   225
    schema.infer_specialization_rules()
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   226
    if _3_2_migration:
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   227
        _update_database(schema, sqlcu)
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   228
        _set_sql_prefix('cw_')
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   229
    session.commit()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   230
    schema.reading_from_database = False
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   231
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   232
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   233
def deserialize_ertype_permissions(session):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   234
    """return sect action:groups associations for the given
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   235
    entity or relation schema with its eid, according to schema's
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   236
    permissions stored in the database as [read|add|delete|update]_permission
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   237
    relations between CWEType/CWRType and CWGroup entities
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   238
    """
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   239
    res = {}
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diff changeset
   240
    for action in ('read', 'add', 'update', 'delete'):
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5fe84a5f7035 rename internal entity types to have CW prefix instead of E
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parents: 0
diff changeset
   241
        rql = 'Any E,N WHERE G is CWGroup, G name N, E %s_permission G' % action
0
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parents:
diff changeset
   242
        for eid, gname in session.execute(rql, build_descr=False):
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parents:
diff changeset
   243
            res.setdefault(eid, {}).setdefault(action, []).append(gname)
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diff changeset
   244
        rql = ('Any E,X,EXPR,V WHERE X is RQLExpression, X expression EXPR, '
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parents:
diff changeset
   245
               'E %s_permission X, X mainvars V' % action)
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parents:
diff changeset
   246
        for eid, expreid, expr, mainvars in session.execute(rql, build_descr=False):
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parents:
diff changeset
   247
            # we don't know yet if it's a rql expr for an entity or a relation,
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parents:
diff changeset
   248
            # so append a tuple to differentiate from groups and so we'll be
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parents:
diff changeset
   249
            # able to instantiate it later
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diff changeset
   250
            res.setdefault(eid, {}).setdefault(action, []).append( (expr, mainvars, expreid) )
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diff changeset
   251
    return res
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   252
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   253
def set_perms(erschema, permsdict):
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parents:
diff changeset
   254
    """set permissions on the given erschema according to the permission
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parents:
diff changeset
   255
    definition dictionary as built by deserialize_ertype_permissions for a
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   256
    given erschema's eid
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diff changeset
   257
    """
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diff changeset
   258
    for action in erschema.ACTIONS:
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diff changeset
   259
        actperms = []
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   260
        for something in permsdict.get(action, ()):
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diff changeset
   261
            if isinstance(something, tuple):
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diff changeset
   262
                actperms.append(erschema.rql_expression(*something))
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parents:
diff changeset
   263
            else: # group name
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diff changeset
   264
                actperms.append(something)
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7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   265
        erschema.set_action_permissions(action, actperms)
0
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parents:
diff changeset
   266
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parents:
diff changeset
   267
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   268
def deserialize_rdef_constraints(session):
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diff changeset
   269
    """return the list of relation definition's constraints as instances"""
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diff changeset
   270
    res = {}
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diff changeset
   271
    for rdefeid, ceid, ct, val in session.execute(
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   272
        'Any E, X,TN,V WHERE E constrained_by X, X is CWConstraint, '
0
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parents:
diff changeset
   273
        'X cstrtype T, T name TN, X value V', build_descr=False):
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parents:
diff changeset
   274
        cstr = CONSTRAINTS[ct].deserialize(val)
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   275
        cstr.eid = ceid
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diff changeset
   276
        res.setdefault(rdefeid, []).append(cstr)
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parents:
diff changeset
   277
    return res
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41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   278
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   279
0
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parents:
diff changeset
   280
# schema / perms serialization ################################################
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parents:
diff changeset
   281
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diff changeset
   282
def serialize_schema(cursor, schema, verbose=False):
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parents:
diff changeset
   283
    """synchronize schema and permissions in the database according to
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parents:
diff changeset
   284
    current schema
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parents:
diff changeset
   285
    """
3737
e8c669e33689 finally
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3732
diff changeset
   286
    quiet = os.environ.get('APYCOT_ROOT')
3723
a961c7cb2644 be quiet w/ apycot
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parents: 3689
diff changeset
   287
    if not quiet:
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parents: 3689
diff changeset
   288
        _title = '-> storing the schema in the database '
a961c7cb2644 be quiet w/ apycot
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3689
diff changeset
   289
        print _title,
0
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parents:
diff changeset
   290
    eschemas = schema.entities()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   291
    aller = eschemas + schema.relations()
3723
a961c7cb2644 be quiet w/ apycot
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parents: 3689
diff changeset
   292
    if not verbose and not quiet:
0
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parents:
diff changeset
   293
        pb_size = len(aller) + len(CONSTRAINTS) + len([x for x in eschemas if x.specializes()])
2396
8bfb99d7bbcc [cw-ctl] improve dialog messages
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2395
diff changeset
   294
        pb = ProgressBar(pb_size, title=_title)
3857
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   295
    else:
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   296
        pb = None
2597
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   297
    rql = 'INSERT CWConstraintType X: X name %(ct)s'
0
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parents:
diff changeset
   298
    for cstrtype in CONSTRAINTS:
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parents:
diff changeset
   299
        if verbose:
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parents:
diff changeset
   300
            print rql
2597
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   301
        cursor.execute(rql, {'ct': unicode(cstrtype)})
3857
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   302
        if pb is not None:
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   303
            pb.update()
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parents:
diff changeset
   304
    groupmap = group_mapping(cursor, interactive=False)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   305
    for ertype in aller:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   306
        # skip eid and has_text relations
2596
d02eed70937f [R repo, schema] use VIRTUAL_RTYPES const
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2458
diff changeset
   307
        if ertype in VIRTUAL_RTYPES:
3857
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   308
            if pb is not None:
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   309
                pb.update()
0
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parents:
diff changeset
   310
            continue
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   311
        for rql, kwargs in erschema2rql(schema[ertype], groupmap):
0
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parents:
diff changeset
   312
            if verbose:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   313
                print rql % kwargs
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   314
            cursor.execute(rql, kwargs)
3857
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   315
        if pb is not None:
0
b97547f5f1fa Showtime !
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parents:
diff changeset
   316
            pb.update()
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parents:
diff changeset
   317
    for rql, kwargs in specialize2rql(schema):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   318
        if verbose:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   319
            print rql % kwargs
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   320
        cursor.execute(rql, kwargs)
3857
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   321
        if pb is not None:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   322
            pb.update()
3723
a961c7cb2644 be quiet w/ apycot
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3689
diff changeset
   323
    if not quiet:
a961c7cb2644 be quiet w/ apycot
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3689
diff changeset
   324
        print
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   325
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   326
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   327
def _ervalues(erschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   328
    try:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   329
        type_ = unicode(erschema.type)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   330
    except UnicodeDecodeError, e:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   331
        raise Exception("can't decode %s [was %s]" % (erschema.type, e))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   332
    try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   333
        desc = unicode(erschema.description) or u''
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   334
    except UnicodeDecodeError, e:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   335
        raise Exception("can't decode %s [was %s]" % (erschema.description, e))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   336
    return {
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   337
        'name': type_,
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2955
diff changeset
   338
        'final': erschema.final,
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   339
        'description': desc,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   340
        }
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   341
b97547f5f1fa Showtime !
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parents:
diff changeset
   342
def eschema_relations_values(eschema):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   343
    values = _ervalues(eschema)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   344
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   345
    return relations, values
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   346
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   347
# XXX 2.47 migration
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   348
HAS_FULLTEXT_CONTAINER = True
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   349
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parents:
diff changeset
   350
def rschema_relations_values(rschema):
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parents:
diff changeset
   351
    values = _ervalues(rschema)
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2955
diff changeset
   352
    values['final'] = rschema.final
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   353
    values['symetric'] = rschema.symetric
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   354
    values['inlined'] = rschema.inlined
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   355
    if HAS_FULLTEXT_CONTAINER:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   356
        if isinstance(rschema.fulltext_container, str):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   357
            values['fulltext_container'] = unicode(rschema.fulltext_container)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   358
        else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   359
            values['fulltext_container'] = rschema.fulltext_container
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   360
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   361
    return relations, values
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   362
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   363
def _rdef_values(rschema, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   364
    amap = {'order': 'ordernum'}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   365
    values = {}
4024
6a14cff373c3 more api update
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4021
diff changeset
   366
    for prop, default in schemamod.RelationDefinitionSchema.rproperty_defs(objtype).iteritems():
4003
b9436fe77c9e fix bad merge
Sandrine Ribeau <sandrine.ribeau@logilab.fr>
parents: 3998
diff changeset
   367
        if prop in ('eid', 'constraints', 'uid', 'infered', 'permissions'):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   368
            continue
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   369
        value = props.get(prop, default)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   370
        if prop in ('indexed', 'fulltextindexed', 'internationalizable'):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   371
            value = bool(value)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   372
        elif prop == 'ordernum':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   373
            value = int(value)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   374
        elif isinstance(value, str):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   375
            value = unicode(value)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   376
        values[amap.get(prop, prop)] = value
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   377
    return values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   378
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   379
def nfrdef_relations_values(rschema, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   380
    values = _rdef_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   381
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   382
    return relations, values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   383
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   384
def frdef_relations_values(rschema, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   385
    values = _rdef_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   386
    default = values['default']
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   387
    del values['default']
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   388
    if default is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   389
        if default is False:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   390
            default = u''
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   391
        elif not isinstance(default, unicode):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   392
            default = unicode(default)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   393
    values['defaultval'] = default
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   394
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   395
    return relations, values
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   396
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   397
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   398
def __rdef2rql(genmap, rschema, subjtype=None, objtype=None, props=None, groupmap=None):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   399
    if subjtype is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   400
        assert objtype is None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   401
        assert props is None
4014
24f7d7eb4c23 yams api update
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4011
diff changeset
   402
        targets = rschema.rdefs
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   403
    else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   404
        assert not objtype is None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   405
        targets = [(subjtype, objtype)]
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   406
    # relation schema
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   407
    if rschema.final:
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   408
        etype = 'CWAttribute'
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   409
    else:
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   410
        etype = 'CWRelation'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   411
    for subjtype, objtype in targets:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   412
        if props is None:
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   413
            _props = rschema.rdef(subjtype, objtype)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   414
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   415
            _props = props
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   416
        # don't serialize infered relations
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   417
        if _props.get('infered'):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   418
            continue
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2955
diff changeset
   419
        gen = genmap[rschema.final]
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   420
        for rql, values in gen(rschema, subjtype, objtype, _props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   421
            yield rql, values
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   422
        # no groupmap means "no security insertion"
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   423
        if groupmap:
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   424
            for rql, args in _erperms2rql(_props, groupmap):
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   425
                args['st'] = str(subjtype)
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   426
                args['rt'] = str(rschema)
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   427
                args['ot'] = str(objtype)
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   428
                yield rql + 'X is %s, X from_entity ST, X to_entity OT, '\
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   429
                      'X relation_type RT, RT name %%(rt)s, ST name %%(st)s, '\
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   430
                      'OT name %%(ot)s' % etype, args
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   431
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   432
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   433
def schema2rql(schema, skip=None, allow=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   434
    """return a list of rql insert statements to enter the schema in the
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   435
    database as CWRType and CWEType entities
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   437
    assert not (skip is not None and allow is not None), \
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   438
           'can\'t use both skip and allow'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   439
    all = schema.entities() + schema.relations()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   440
    if skip is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   441
        return chain(*[erschema2rql(schema[t]) for t in all if not t in skip])
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   442
    elif allow is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   443
        return chain(*[erschema2rql(schema[t]) for t in all if t in allow])
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   444
    return chain(*[erschema2rql(schema[t]) for t in all])
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   445
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   446
def erschema2rql(erschema, groupmap):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   447
    if isinstance(erschema, schemamod.EntitySchema):
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   448
        return eschema2rql(erschema, groupmap)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   449
    return rschema2rql(erschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   450
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   451
def eschema2rql(eschema, groupmap):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   452
    """return a list of rql insert statements to enter an entity schema
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   453
    in the database as an CWEType entity
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   454
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   455
    relations, values = eschema_relations_values(eschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   456
    # NOTE: 'specializes' relation can't be inserted here since there's no
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   457
    # way to make sure the parent type is inserted before the child type
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   458
    yield 'INSERT CWEType X: %s' % ','.join(relations) , values
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   459
        # entity schema
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   460
    for rql, args in _erperms2rql(eschema, groupmap):
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   461
        args['name'] = str(eschema)
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   462
        yield rql + 'X is CWEType, X name %(name)s', args
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   463
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   464
def specialize2rql(schema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   465
    for eschema in schema.entities():
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
        for rql, kwargs in eschemaspecialize2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   467
            yield rql, kwargs
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   468
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   469
def eschemaspecialize2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   470
    specialized_type = eschema.specializes()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   471
    if specialized_type:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
        values = {'x': eschema.type, 'et': specialized_type.type}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   473
        yield 'SET X specializes ET WHERE X name %(x)s, ET name %(et)s', values
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   474
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   475
def rschema2rql(rschema, addrdef=True, groupmap=None):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   476
    """return a list of rql insert statements to enter a relation schema
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   477
    in the database as an CWRType entity
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   478
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   479
    if rschema.type == 'has_text':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   480
        return
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   481
    relations, values = rschema_relations_values(rschema)
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   482
    yield 'INSERT CWRType X: %s' % ','.join(relations), values
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   483
    if addrdef:
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   484
        for rql, values in rdef2rql(rschema, groupmap=groupmap):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   485
            yield rql, values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   486
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   487
def rdef2rql(rschema, subjtype=None, objtype=None, props=None, groupmap=None):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
    genmap = {True: frdef2rql, False: nfrdef2rql}
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   489
    return __rdef2rql(genmap, rschema, subjtype, objtype, props, groupmap)
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   491
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   492
_LOCATE_RDEF_RQL0 = 'X relation_type ER,X from_entity SE,X to_entity OE'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   493
_LOCATE_RDEF_RQL1 = 'SE name %(se)s,ER name %(rt)s,OE name %(oe)s'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   495
def frdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   496
    relations, values = frdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   497
    relations.append(_LOCATE_RDEF_RQL0)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   498
    values.update({'se': str(subjtype), 'rt': str(rschema), 'oe': str(objtype)})
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   499
    yield 'INSERT CWAttribute X: %s WHERE %s' % (','.join(relations), _LOCATE_RDEF_RQL1), values
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   500
    for rql, values in rdefrelations2rql(rschema, subjtype, objtype, props):
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   501
        yield rql + ', EDEF is CWAttribute', values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   502
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   503
def nfrdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   504
    relations, values = nfrdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   505
    relations.append(_LOCATE_RDEF_RQL0)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   506
    values.update({'se': str(subjtype), 'rt': str(rschema), 'oe': str(objtype)})
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   507
    yield 'INSERT CWRelation X: %s WHERE %s' % (','.join(relations), _LOCATE_RDEF_RQL1), values
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   508
    for rql, values in rdefrelations2rql(rschema, subjtype, objtype, props):
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   509
        yield rql + ', EDEF is CWRelation', values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   510
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   511
def rdefrelations2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   512
    iterators = []
4021
280c910c8710 move i18n / migration modules from cw.common to cw
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 4014
diff changeset
   513
    for constraint in props.constraints:
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   514
        iterators.append(constraint2rql(rschema, subjtype, objtype, constraint))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   515
    return chain(*iterators)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   516
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   517
def constraint2rql(rschema, subjtype, objtype, constraint):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   518
    values = {'ctname': unicode(constraint.type()),
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   519
              'value': unicode(constraint.serialize()),
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   520
              'rt': str(rschema), 'se': str(subjtype), 'oe': str(objtype)}
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   521
    yield 'INSERT CWConstraint X: X value %(value)s, X cstrtype CT, EDEF constrained_by X WHERE \
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   522
CT name %(ctname)s, EDEF relation_type ER, EDEF from_entity SE, EDEF to_entity OE, \
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   523
ER name %(rt)s, SE name %(se)s, OE name %(oe)s', values
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   524
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   525
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   526
def _erperms2rql(erschema, groupmap):
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   527
    """return rql insert statements to enter the entity or relation
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   528
    schema's permissions in the database as
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   529
    [read|add|delete|update]_permission relations between CWEType/CWRType
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   530
    and CWGroup entities
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   531
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   532
    for action in erschema.ACTIONS:
3877
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   533
        for group_or_rqlexpr in erschema.action_permissions(action):
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   534
            if isinstance(group_or_rqlexpr, basestring):
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   535
                # group
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   536
                try:
4003
b9436fe77c9e fix bad merge
Sandrine Ribeau <sandrine.ribeau@logilab.fr>
parents: 3998
diff changeset
   537
                    yield ('SET X %s_permission Y WHERE Y eid %%(g)s, ' % action,
4011
394f853bb653 [migration] write migration instructions for permissions handling on relation definition
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents: 4010
diff changeset
   538
                           {'g': groupmap[group_or_rqlexpr]})
3877
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   539
                except KeyError:
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   540
                    continue
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   541
            else:
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   542
                # rqlexpr
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   543
                rqlexpr = group_or_rqlexpr
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   544
                yield ('INSERT RQLExpression E: E expression %%(e)s, E exprtype %%(t)s, '
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   545
                       'E mainvars %%(v)s, X %s_permission E WHERE ' % action,
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   546
                       {'e': unicode(rqlexpr.expression),
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   547
                        'v': unicode(rqlexpr.mainvars),
7ca53fc72a0a reldefsecurity branch :
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   548
                        't': unicode(rqlexpr.__class__.__name__)})
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   549
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
def updateeschema2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   552
    relations, values = eschema_relations_values(eschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   553
    values['et'] = eschema.type
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   554
    yield 'SET %s WHERE X is CWEType, X name %%(et)s' % ','.join(relations), values
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   555
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   556
def updaterschema2rql(rschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   557
    relations, values = rschema_relations_values(rschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   558
    values['rt'] = rschema.type
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   559
    yield 'SET %s WHERE X is CWRType, X name %%(rt)s' % ','.join(relations), values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   560
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   561
def updaterdef2rql(rschema, subjtype=None, objtype=None, props=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   562
    genmap = {True: updatefrdef2rql, False: updatenfrdef2rql}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   563
    return __rdef2rql(genmap, rschema, subjtype, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   564
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   565
def updatefrdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   566
    relations, values = frdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   567
    values.update({'se': subjtype, 'rt': str(rschema), 'oe': objtype})
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   568
    yield 'SET %s WHERE %s, %s, X is CWAttribute' % (','.join(relations),
2597
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   569
                                                     _LOCATE_RDEF_RQL0,
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   570
                                                     _LOCATE_RDEF_RQL1), values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   571
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   572
def updatenfrdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   573
    relations, values = nfrdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   574
    values.update({'se': subjtype, 'rt': str(rschema), 'oe': objtype})
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   575
    yield 'SET %s WHERE %s, %s, X is CWRelation' % (','.join(relations),
2597
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   576
                                                    _LOCATE_RDEF_RQL0,
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   577
                                                    _LOCATE_RDEF_RQL1), values