Metaclass for all LDAP models.
"""
def __new__(cls, name, bases, attrs):
- attr_meta = attrs.pop('Ldap', None)
-
super_new = super(ModelBase, cls).__new__
new_class = super_new(cls, name, bases, attrs)
# patch manager to use our own QuerySet class
- 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
-
- if attr_meta:
- new_class._meta.dn = attr_meta.dn
- new_class._meta.object_classes = attr_meta.object_classes
+ 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
dn = django.db.models.fields.CharField(max_length=200)
+ # meta-data
+ base_dn = None
+ object_classes = ['top']
+
def __init__(self, *args, **kwargs):
super(Model, self).__init__(*args, **kwargs)
self.saved_pk = self.pk
"""
Build the Distinguished Name for this entry.
"""
- return "%s,%s" % (self.build_rdn(), self._meta.dn)
+ return "%s,%s" % (self.build_rdn(), self.base_dn)
raise Exception("Could not build Distinguished Name")
def delete(self):
if not self.dn:
# create a new entry
record_exists = False
- entry = [('objectClass', self._meta.object_classes)]
+ entry = [('objectClass', self.object_classes)]
new_dn = self.build_dn()
for field in self._meta.local_fields:
self.saved_pk = self.pk
signals.post_save.send(sender=self.__class__, instance=self, created=(not record_exists))
+ @classmethod
+ def scoped(base_class, base_dn):
+ """
+ Returns a copy of the current class with a different base_dn.
+ """
+ import new
+ import re
+ suffix = re.sub('[=,]', '_', base_dn)
+ name = "%s_%s" % (base_class.__name__, str(suffix))
+ new_class = new.classobj(name, (base_class,), {'base_dn': base_dn, '__module__': base_class.__module__})
+ return new_class
+