1 # -*- coding: utf-8 -*-
4 # Copyright (C) 2009-2010 Bolloré telecom
5 # See AUTHORS file for a full list of contributors.
7 # This program is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # This program is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with this program. If not, see <http://www.gnu.org/licenses/>.
23 from django.conf import settings
24 from django.db.backends import BaseDatabaseFeatures, BaseDatabaseOperations
26 def convert(field, value, func):
27 # FIXME : we should not reference the attribute name!
28 if not value or field == 'jpegPhoto':
30 elif isinstance(value, int):
32 elif isinstance(value, list):
33 return [ func(x) for x in value ]
37 def escape_ldap_filter(value):
39 return value.replace('\\', '\\5c') \
40 .replace('*', '\\2a') \
41 .replace('(', '\\28') \
42 .replace(')', '\\29') \
43 .replace('\0', '\\00')
45 class DatabaseCursor(object):
46 def __init__(self, ldap_connection):
47 self.connection = ldap_connection
49 class DatabaseFeatures(BaseDatabaseFeatures):
52 class DatabaseOperations(BaseDatabaseOperations):
53 def quote_name(self, name):
56 class LdapConnection(object):
58 self.connection = None
59 self.charset = "utf-8"
60 self.features = DatabaseFeatures()
61 self.ops = DatabaseOperations()
64 if self.connection is None:
65 self.connection = ldap.initialize(settings.LDAPDB_SERVER_URI)
66 self.connection.simple_bind_s(
67 settings.LDAPDB_BIND_DN,
68 settings.LDAPDB_BIND_PASSWORD)
69 return DatabaseCursor(self.connection)
71 def add_s(self, dn, modlist):
73 for field, value in modlist:
74 converted = convert(field, value, lambda x: x.encode(self.charset))
75 if isinstance(converted, list):
76 mods.append((field, converted))
78 mods.append((field, [converted]))
79 cursor = self._cursor()
80 return cursor.connection.add_s(dn.encode(self.charset), mods)
82 def delete_s(self, dn):
83 cursor = self._cursor()
84 return cursor.connection.delete_s(dn.encode(self.charset))
86 def modify_s(self, dn, modlist):
88 for op, field, value in modlist:
89 mods.append((op, field, convert(field, value, lambda x: x.encode(self.charset))))
90 cursor = self._cursor()
91 return cursor.connection.modify_s(dn.encode(self.charset), mods)
93 def rename_s(self, dn, newrdn):
94 cursor = self._cursor()
95 return cursor.connection.rename_s(dn.encode(self.charset), newrdn.encode(self.charset))
97 def search_s(self, base, scope, filterstr, attrlist):
98 cursor = self._cursor()
99 results = cursor.connection.search_s(base, scope, filterstr.encode(self.charset), attrlist)
101 for dn, attrs in results:
103 attrs[field] = convert(field, attrs[field], lambda x: x.decode(self.charset))
104 output.append((dn.decode(self.charset), attrs))
107 # FIXME: is this the right place to initialize the LDAP connection?
108 connection = LdapConnection()