import logging
import django.db.models
+from django.db import connections, router
from django.db.models import signals
import ldapdb
-from ldapdb.models.query import QuerySet
-
-class ModelBase(django.db.models.base.ModelBase):
- """
- Metaclass for all LDAP models.
- """
- def __new__(cls, name, bases, attrs):
- super_new = super(ModelBase, cls).__new__
- new_class = super_new(cls, name, bases, attrs)
-
- # patch manager to use our own QuerySet class
- if not new_class._meta.abstract:
- def get_query_set():
- return QuerySet(new_class)
- new_class.objects.get_query_set = get_query_set
- new_class._default_manager.get_query_set = get_query_set
-
- return new_class
class Model(django.db.models.base.Model):
"""
Base class for all LDAP models.
"""
- __metaclass__ = ModelBase
-
dn = django.db.models.fields.CharField(max_length=200)
# meta-data
base_dn = None
+ search_scope = ldap.SCOPE_SUBTREE
object_classes = ['top']
def __init__(self, *args, **kwargs):
super(Model, self).__init__(*args, **kwargs)
self.saved_pk = self.pk
- def _collect_sub_objects(self, collector):
+ def _collect_sub_objects(self, seen_objs, parent=None, nullable=False):
"""
This private API seems to be called by the admin interface in django 1.2
"""
- pass
+ pk_val = self._get_pk_val()
+ seen_objs.add(self.__class__, pk_val, self,
+ type(parent), parent, nullable)
def build_rdn(self):
"""
return "%s,%s" % (self.build_rdn(), self.base_dn)
raise Exception("Could not build Distinguished Name")
- def delete(self):
+ def delete(self, using=None):
"""
Delete this entry.
"""
+ using = using or router.db_for_write(self.__class__, instance=self)
+ connection = connections[using]
logging.debug("Deleting LDAP entry %s" % self.dn)
- ldapdb.connection.delete_s(self.dn)
+ connection.delete_s(self.dn)
signals.post_delete.send(sender=self.__class__, instance=self)
-
- def save(self):
+
+ def save(self, using=None):
+ """
+ Saves the current instance.
+ """
+ using = using or router.db_for_write(self.__class__, instance=self)
+ connection = connections[using]
if not self.dn:
# create a new entry
record_exists = False
continue
value = getattr(self, field.name)
if value:
- entry.append((field.db_column, field.get_db_prep_save(value, connection=ldapdb.connection)))
+ entry.append((field.db_column, field.get_db_prep_save(value, connection=connection)))
logging.debug("Creating new LDAP entry %s" % new_dn)
- ldapdb.connection.add_s(new_dn, entry)
+ connection.add_s(new_dn, entry)
# update object
self.dn = new_dn
new_value = getattr(self, field.name, None)
if old_value != new_value:
if new_value:
- modlist.append((ldap.MOD_REPLACE, field.db_column, field.get_db_prep_save(new_value, connection=ldapdb.connection)))
+ modlist.append((ldap.MOD_REPLACE, field.db_column, field.get_db_prep_save(new_value, connection=connection)))
elif old_value:
modlist.append((ldap.MOD_DELETE, field.db_column, None))
new_dn = self.build_dn()
if new_dn != self.dn:
logging.debug("Renaming LDAP entry %s to %s" % (self.dn, new_dn))
- ldapdb.connection.rename_s(self.dn, self.build_rdn())
+ connection.rename_s(self.dn, self.build_rdn())
self.dn = new_dn
logging.debug("Modifying existing LDAP entry %s" % self.dn)
- ldapdb.connection.modify_s(self.dn, modlist)
+ connection.modify_s(self.dn, modlist)
else:
logging.debug("No changes to be saved to LDAP entry %s" % self.dn)