server/schemaserial.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Tue, 08 Dec 2009 19:23:44 +0100
branchstable
changeset 4060 4067cd36718f
parent 3897 6421a0050234
child 3998 94cc7cad3d2d
child 4212 ab6573088b4a
permissions -rw-r--r--
should not xml_escape rql
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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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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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# 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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            eschema = schema.eschema(etype)
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   125
            eschema.eid = eid
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parents:
diff changeset
   126
            index[eid] = eschema
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parents:
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   127
            continue
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parents: 1977
diff changeset
   128
        if etype in ETYPE_NAME_MAP:
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parents: 1977
diff changeset
   129
            netype = ETYPE_NAME_MAP[etype]
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parents: 1977
diff changeset
   130
            print 'fixing etype name from %s to %s' % (etype, netype)
0
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parents:
diff changeset
   131
            # can't use write rql queries at this point, use raw sql
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parents: 1630
diff changeset
   132
            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
   133
                               % {'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
   134
                               {'x': eid, 'n': netype})
0
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parents:
diff changeset
   135
            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
   136
                               {'x': etype, 'n': netype})
d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   137
            # XXX should be donne as well on sqlite based sources
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parents: 1977
diff changeset
   138
            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
   139
               (getattr(dbhelper, 'case_sensitive', False)
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parents: 1977
diff changeset
   140
                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
   141
                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
   142
                    sqlutils.SQL_PREFIX, etype, sqlutils.SQL_PREFIX, netype))
0
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parents:
diff changeset
   143
            session.commit(False)
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parents:
diff changeset
   144
            try:
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parents:
diff changeset
   145
                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
   146
                                   {'x': etype, 'n': netype})
0
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parents:
diff changeset
   147
            except:
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parents:
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   148
                pass
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parents:
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   149
            tocleanup = [eid]
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parents: 1398
diff changeset
   150
            tocleanup += (eid for eid, (eidetype, uri, extid) in repo._type_source_cache.items()
0
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parents:
diff changeset
   151
                          if etype == eidetype)
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parents: 1398
diff changeset
   152
            repo.clear_caches(tocleanup)
0
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parents:
diff changeset
   153
            session.commit(False)
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d5589c5bc4e6 alter table in schema serial when a renamed type is detected
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parents: 1977
diff changeset
   154
            etype = netype
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Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2044
diff changeset
   155
        etype = ybo.EntityType(name=etype, description=desc, eid=eid)
0
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parents:
diff changeset
   156
        eschema = schema.add_entity_type(etype)
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parents:
diff changeset
   157
        index[eid] = eschema
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parents:
diff changeset
   158
        set_perms(eschema, permsdict.get(eid, {}))
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parents:
diff changeset
   159
    try:
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5fe84a5f7035 rename internal entity types to have CW prefix instead of E
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parents: 0
diff changeset
   160
        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
   161
                               'X specializes ET, ET name ETN')
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parents:
diff changeset
   162
    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
   163
        session.rollback(False)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   164
    else:
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parents:
diff changeset
   165
        for etype, stype in rset:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   166
            eschema = schema.eschema(etype)
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parents:
diff changeset
   167
            seschema = schema.eschema(stype)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   168
            eschema._specialized_type = stype
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   169
            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
   170
    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
   171
        '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
   172
        'X symetric S, X inlined I', build_descr=False):
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   173
        try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   174
            # bw compat: fulltext_container added in 2.47
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   175
            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
   176
                                           {'x': eid}).rows[0][0]
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   177
        except:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   178
            ft_container = None
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   179
            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
   180
        rtype = ybo.RelationType(name=rtype, description=desc,
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   181
                                 symetric=bool(sym), inlined=bool(il),
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parents:
diff changeset
   182
                                 fulltext_container=ft_container, eid=eid)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   183
        rschema = schema.add_relation_type(rtype)
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parents:
diff changeset
   184
        index[eid] = rschema
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41aadba8b29f delete-trailing-whitespaces, check table existance
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parents: 1398
diff changeset
   185
        set_perms(rschema, permsdict.get(eid, {}))
0
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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
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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)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   204
        schema.add_relation_def(rdef)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   205
    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
   206
        'Any X,SE,RT,OE,CARD,ORD,DESC,C WHERE X is CWRelation, X relation_type RT,'
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   207
        'X cardinality CARD, X ordernum ORD, X description DESC, '
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   208
        'X from_entity SE, X to_entity OE, X composite C', build_descr=False):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   209
        rdefeid, seid, reid, teid, card, ord, desc, c = values
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   210
        frometype = index[seid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   211
        rtype = index[reid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   212
        toetype = index[teid].type
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   213
        constraints = cstrsdict.get(rdefeid, ())
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   214
        rdef = ybo.RelationDefinition(frometype, rtype, toetype, cardinality=card,
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   215
                                  order=ord, description=desc,
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   216
                                  composite=c, constraints=constraints,
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   217
                                  eid=rdefeid)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   218
        schema.add_relation_def(rdef)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   219
    schema.infer_specialization_rules()
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5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   220
    if _3_2_migration:
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
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parents: 0
diff changeset
   221
        _update_database(schema, sqlcu)
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
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parents: 0
diff changeset
   222
        _set_sql_prefix('cw_')
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   223
    session.commit()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   224
    schema.reading_from_database = False
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   225
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   226
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   227
def deserialize_ertype_permissions(session):
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parents:
diff changeset
   228
    """return sect action:groups associations for the given
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   229
    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
   230
    permissions stored in the database as [read|add|delete|update]_permission
1398
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parents: 0
diff changeset
   231
    relations between CWEType/CWRType and CWGroup entities
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   232
    """
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   233
    res = {}
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   234
    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
   235
        rql = 'Any E,N WHERE G is CWGroup, G name N, E %s_permission G' % action
0
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   236
        for eid, gname in session.execute(rql, build_descr=False):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   237
            res.setdefault(eid, {}).setdefault(action, []).append(gname)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   238
        rql = ('Any E,X,EXPR,V WHERE X is RQLExpression, X expression EXPR, '
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   239
               'E %s_permission X, X mainvars V' % action)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   240
        for eid, expreid, expr, mainvars in session.execute(rql, build_descr=False):
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   241
            # we don't know yet if it's a rql expr for an entity or a relation,
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diff changeset
   242
            # so append a tuple to differentiate from groups and so we'll be
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parents:
diff changeset
   243
            # able to instantiate it later
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   244
            res.setdefault(eid, {}).setdefault(action, []).append( (expr, mainvars, expreid) )
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   245
    return res
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diff changeset
   246
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   247
def set_perms(erschema, permsdict):
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   248
    """set permissions on the given erschema according to the permission
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diff changeset
   249
    definition dictionary as built by deserialize_ertype_permissions for a
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   250
    given erschema's eid
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   251
    """
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   252
    for action in erschema.ACTIONS:
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   253
        actperms = []
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   254
        for something in permsdict.get(action, ()):
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diff changeset
   255
            if isinstance(something, tuple):
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   256
                actperms.append(erschema.rql_expression(*something))
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   257
            else: # group name
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   258
                actperms.append(something)
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41aadba8b29f delete-trailing-whitespaces, check table existance
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diff changeset
   259
        erschema.set_permissions(action, actperms)
0
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diff changeset
   260
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   261
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   262
def deserialize_rdef_constraints(session):
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   263
    """return the list of relation definition's constraints as instances"""
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diff changeset
   264
    res = {}
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diff changeset
   265
    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
   266
        'Any E, X,TN,V WHERE E constrained_by X, X is CWConstraint, '
0
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   267
        'X cstrtype T, T name TN, X value V', build_descr=False):
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diff changeset
   268
        cstr = CONSTRAINTS[ct].deserialize(val)
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   269
        cstr.eid = ceid
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diff changeset
   270
        res.setdefault(rdefeid, []).append(cstr)
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   271
    return res
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parents: 1398
diff changeset
   272
41aadba8b29f delete-trailing-whitespaces, check table existance
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parents: 1398
diff changeset
   273
0
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   274
# schema / perms serialization ################################################
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   275
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   276
def serialize_schema(cursor, schema, verbose=False):
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   277
    """synchronize schema and permissions in the database according to
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   278
    current schema
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diff changeset
   279
    """
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8bfb99d7bbcc [cw-ctl] improve dialog messages
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents: 2395
diff changeset
   280
    _title = '-> storing the schema in the database '
8bfb99d7bbcc [cw-ctl] improve dialog messages
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parents: 2395
diff changeset
   281
    print _title,
0
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diff changeset
   282
    eschemas = schema.entities()
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diff changeset
   283
    aller = eschemas + schema.relations()
3854
8633cd05b6b5 no progress bar in apycot environment
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3689
diff changeset
   284
    if not verbose and not os.environ.get('APYCOT_ROOT'):
0
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parents:
diff changeset
   285
        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
   286
        pb = ProgressBar(pb_size, title=_title)
3857
6676a839dc97 ensure pb is not None
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parents: 3854
diff changeset
   287
    else:
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parents: 3854
diff changeset
   288
        pb = None
2597
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   289
    rql = 'INSERT CWConstraintType X: X name %(ct)s'
0
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parents:
diff changeset
   290
    for cstrtype in CONSTRAINTS:
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parents:
diff changeset
   291
        if verbose:
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diff changeset
   292
            print rql
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d9c5a7e0563c [C schema seria] cleanup
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parents: 2596
diff changeset
   293
        cursor.execute(rql, {'ct': unicode(cstrtype)})
3857
6676a839dc97 ensure pb is not None
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parents: 3854
diff changeset
   294
        if pb is not None:
0
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parents:
diff changeset
   295
            pb.update()
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diff changeset
   296
    groupmap = group_mapping(cursor, interactive=False)
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parents:
diff changeset
   297
    for ertype in aller:
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parents:
diff changeset
   298
        # 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
   299
        if ertype in VIRTUAL_RTYPES:
3857
6676a839dc97 ensure pb is not None
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parents: 3854
diff changeset
   300
            if pb is not None:
6676a839dc97 ensure pb is not None
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parents: 3854
diff changeset
   301
                pb.update()
0
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diff changeset
   302
            continue
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parents:
diff changeset
   303
        for rql, kwargs in erschema2rql(schema[ertype]):
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parents:
diff changeset
   304
            if verbose:
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parents:
diff changeset
   305
                print rql % kwargs
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parents:
diff changeset
   306
            cursor.execute(rql, kwargs)
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parents:
diff changeset
   307
        for rql, kwargs in erperms2rql(schema[ertype], groupmap):
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parents:
diff changeset
   308
            if verbose:
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parents:
diff changeset
   309
                print rql
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parents:
diff changeset
   310
            cursor.execute(rql, kwargs)
3857
6676a839dc97 ensure pb is not None
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parents: 3854
diff changeset
   311
        if pb is not None:
0
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parents:
diff changeset
   312
            pb.update()
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parents:
diff changeset
   313
    for rql, kwargs in specialize2rql(schema):
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parents:
diff changeset
   314
        if verbose:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   315
            print rql % kwargs
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parents:
diff changeset
   316
        cursor.execute(rql, kwargs)
3857
6676a839dc97 ensure pb is not None
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3854
diff changeset
   317
        if pb is not None:
0
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parents:
diff changeset
   318
            pb.update()
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   319
    print
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parents:
diff changeset
   320
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parents:
diff changeset
   321
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parents:
diff changeset
   322
def _ervalues(erschema):
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parents:
diff changeset
   323
    try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   324
        type_ = unicode(erschema.type)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   325
    except UnicodeDecodeError, e:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   326
        raise Exception("can't decode %s [was %s]" % (erschema.type, e))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   327
    try:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   328
        desc = unicode(erschema.description) or u''
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   329
    except UnicodeDecodeError, e:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   330
        raise Exception("can't decode %s [was %s]" % (erschema.description, e))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   331
    return {
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   332
        'name': type_,
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2955
diff changeset
   333
        'final': erschema.final,
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   334
        'description': desc,
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   335
        }
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   336
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parents:
diff changeset
   337
def eschema_relations_values(eschema):
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parents:
diff changeset
   338
    values = _ervalues(eschema)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   339
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
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parents:
diff changeset
   340
    return relations, values
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   341
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parents:
diff changeset
   342
# XXX 2.47 migration
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parents:
diff changeset
   343
HAS_FULLTEXT_CONTAINER = True
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parents:
diff changeset
   344
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diff changeset
   345
def rschema_relations_values(rschema):
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parents:
diff changeset
   346
    values = _ervalues(rschema)
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2955
diff changeset
   347
    values['final'] = rschema.final
0
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parents:
diff changeset
   348
    values['symetric'] = rschema.symetric
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   349
    values['inlined'] = rschema.inlined
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parents:
diff changeset
   350
    if HAS_FULLTEXT_CONTAINER:
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parents:
diff changeset
   351
        if isinstance(rschema.fulltext_container, str):
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parents:
diff changeset
   352
            values['fulltext_container'] = unicode(rschema.fulltext_container)
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parents:
diff changeset
   353
        else:
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   354
            values['fulltext_container'] = rschema.fulltext_container
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   355
    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
   356
    return relations, values
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parents:
diff changeset
   357
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parents:
diff changeset
   358
def _rdef_values(rschema, objtype, props):
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parents:
diff changeset
   359
    amap = {'order': 'ordernum'}
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   360
    values = {}
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   361
    for prop, default in rschema.rproperty_defs(objtype).iteritems():
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   362
        if prop in ('eid', 'constraints', 'uid', 'infered'):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   363
            continue
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   364
        value = props.get(prop, default)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   365
        if prop in ('indexed', 'fulltextindexed', 'internationalizable'):
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   366
            value = bool(value)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   367
        elif prop == 'ordernum':
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   368
            value = int(value)
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Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   369
        elif isinstance(value, str):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   370
            value = unicode(value)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   371
        values[amap.get(prop, prop)] = value
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   372
    return values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   373
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   374
def nfrdef_relations_values(rschema, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   375
    values = _rdef_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   376
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   377
    return relations, 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 frdef_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
    default = values['default']
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   382
    del values['default']
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   383
    if default is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   384
        if default is False:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   385
            default = u''
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   386
        elif not isinstance(default, unicode):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   387
            default = unicode(default)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   388
    values['defaultval'] = default
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   389
    relations = ['X %s %%(%s)s' % (attr, attr) for attr in sorted(values)]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   390
    return relations, values
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   391
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   392
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   393
def __rdef2rql(genmap, rschema, subjtype=None, objtype=None, props=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   394
    if subjtype is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   395
        assert objtype is None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   396
        assert props is None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   397
        targets = rschema.iter_rdefs()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   398
    else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   399
        assert not objtype is None
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   400
        targets = [(subjtype, objtype)]
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   401
    for subjtype, objtype in targets:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   402
        if props is None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   403
            _props = rschema.rproperties(subjtype, objtype)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   404
        else:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   405
            _props = props
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   406
        # don't serialize infered relations
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   407
        if _props.get('infered'):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   408
            continue
3689
deb13e88e037 follow yams 0.25 api changes to improve performance
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2955
diff changeset
   409
        gen = genmap[rschema.final]
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   410
        for rql, values in gen(rschema, subjtype, objtype, _props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   411
            yield rql, values
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   412
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   413
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   414
def schema2rql(schema, skip=None, allow=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   415
    """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
   416
    database as CWRType and CWEType entities
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   417
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   418
    assert not (skip is not None and allow is not None), \
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   419
           'can\'t use both skip and allow'
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   420
    all = schema.entities() + schema.relations()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   421
    if skip is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   422
        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
   423
    elif allow is not None:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   424
        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
   425
    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
   426
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   427
def erschema2rql(erschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   428
    if isinstance(erschema, schemamod.EntitySchema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   429
        return eschema2rql(erschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   430
    return rschema2rql(erschema)
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
def eschema2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   433
    """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
   434
    in the database as an CWEType entity
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   435
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   436
    relations, values = eschema_relations_values(eschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   437
    # NOTE: 'specializes' relation can't be inserted here since there's no
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   438
    # 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
   439
    yield 'INSERT CWEType X: %s' % ','.join(relations) , values
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   440
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   441
def specialize2rql(schema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   442
    for eschema in schema.entities():
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   443
        for rql, kwargs in eschemaspecialize2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   444
            yield rql, kwargs
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   445
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   446
def eschemaspecialize2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   447
    specialized_type = eschema.specializes()
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   448
    if specialized_type:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   449
        values = {'x': eschema.type, 'et': specialized_type.type}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   450
        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
   451
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   452
def rschema2rql(rschema, addrdef=True):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   453
    """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
   454
    in the database as an CWRType entity
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   455
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   456
    if rschema.type == 'has_text':
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   457
        return
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   458
    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
   459
    yield 'INSERT CWRType X: %s' % ','.join(relations), values
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   460
    if addrdef:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   461
        for rql, values in rdef2rql(rschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   462
            yield rql, values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   463
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   464
def rdef2rql(rschema, subjtype=None, objtype=None, props=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   465
    genmap = {True: frdef2rql, False: nfrdef2rql}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   466
    return __rdef2rql(genmap, rschema, subjtype, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   467
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
_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
   470
_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
   471
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   472
def frdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   473
    relations, values = frdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   474
    relations.append(_LOCATE_RDEF_RQL0)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   475
    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
   476
    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
   477
    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
   478
        yield rql + ', EDEF is CWAttribute', values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   479
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   480
def nfrdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   481
    relations, values = nfrdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   482
    relations.append(_LOCATE_RDEF_RQL0)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   483
    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
   484
    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
   485
    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
   486
        yield rql + ', EDEF is CWRelation', values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   487
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   488
def rdefrelations2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   489
    iterators = []
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   490
    for constraint in props['constraints']:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   491
        iterators.append(constraint2rql(rschema, subjtype, objtype, constraint))
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   492
    return chain(*iterators)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   493
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   494
def constraint2rql(rschema, subjtype, objtype, constraint):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   495
    values = {'ctname': unicode(constraint.type()),
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   496
              'value': unicode(constraint.serialize()),
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   497
              '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
   498
    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
   499
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
   500
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
   501
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   502
def perms2rql(schema, groupmapping):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   503
    """return rql insert statements to enter the schema's permissions in
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   504
    the database as [read|add|delete|update]_permission relations between
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   505
    CWEType/CWRType and CWGroup entities
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   506
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   507
    groupmapping is a dictionnary mapping standard group names to
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   508
    eids
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   509
    """
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   510
    for etype in sorted(schema.entities()):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   511
        yield erperms2rql(schema[etype], groupmapping)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   512
    for rtype in sorted(schema.relations()):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   513
        yield erperms2rql(schema[rtype], groupmapping)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   514
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   515
def erperms2rql(erschema, groupmapping):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   516
    """return rql insert statements to enter the entity or relation
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   517
    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
   518
    [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
   519
    and CWGroup entities
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   520
    """
1398
5fe84a5f7035 rename internal entity types to have CW prefix instead of E
sylvain.thenault@logilab.fr
parents: 0
diff changeset
   521
    etype = isinstance(erschema, schemamod.EntitySchema) and 'CWEType' or 'CWRType'
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   522
    for action in erschema.ACTIONS:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   523
        for group in sorted(erschema.get_groups(action)):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   524
            try:
3897
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   525
                yield ('SET X %s_permission Y WHERE X is %s, X name %%(name)s, Y eid %%(g)s'
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   526
                       % (action, etype), {'name': str(erschema),
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   527
                                           'g': groupmapping[group]})
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   528
            except KeyError:
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   529
                continue
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   530
        for rqlexpr in sorted(erschema.get_rqlexprs(action)):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   531
            yield ('INSERT RQLExpression E: E expression %%(e)s, E exprtype %%(t)s, '
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   532
                   'E mainvars %%(v)s, X %s_permission E '
3897
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   533
                   'WHERE X is %s, X name %%(name)s' % (action, etype),
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   534
                   {'e': unicode(rqlexpr.expression),
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   535
                    'v': unicode(rqlexpr.mainvars),
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   536
                    't': unicode(rqlexpr.__class__.__name__),
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   537
                    'name': unicode(erschema)
6421a0050234 cacheable queries to serialize permissions, update relevant tests
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 3876
diff changeset
   538
                    })
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   539
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   540
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   541
def updateeschema2rql(eschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   542
    relations, values = eschema_relations_values(eschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   543
    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
   544
    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
   545
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   546
def updaterschema2rql(rschema):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   547
    relations, values = rschema_relations_values(rschema)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   548
    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
   549
    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
   550
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   551
def updaterdef2rql(rschema, subjtype=None, objtype=None, props=None):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   552
    genmap = {True: updatefrdef2rql, False: updatenfrdef2rql}
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   553
    return __rdef2rql(genmap, rschema, subjtype, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   554
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   555
def updatefrdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   556
    relations, values = frdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   557
    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
   558
    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
   559
                                                     _LOCATE_RDEF_RQL0,
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   560
                                                     _LOCATE_RDEF_RQL1), values
1630
41aadba8b29f delete-trailing-whitespaces, check table existance
sylvain.thenault@logilab.fr
parents: 1398
diff changeset
   561
0
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   562
def updatenfrdef2rql(rschema, subjtype, objtype, props):
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   563
    relations, values = nfrdef_relations_values(rschema, objtype, props)
b97547f5f1fa Showtime !
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
diff changeset
   564
    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
   565
    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
   566
                                                    _LOCATE_RDEF_RQL0,
d9c5a7e0563c [C schema seria] cleanup
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents: 2596
diff changeset
   567
                                                    _LOCATE_RDEF_RQL1), values