Fix ReferenceField dbref = False

Update docs/index.rst

docs/changelog.rst

@@ -2,6 +2,10 @@
 Changelog
 =========
 
+Changes in 0.7.5
+================
+- ReferenceFields with dbref=False use ObjectId instead of strings (MongoEngine/mongoengine#134)
+  See ticket for upgrade notes (https://github.com/MongoEngine/mongoengine/issues/134)
 
 Changes in 0.7.4
 ================

docs/guide/defining-documents.rst

@@ -344,6 +344,10 @@ Its value can take any of the following constants:
    their :file:`models.py` in the :const:`INSTALLED_APPS` tuple.
 
 
+.. warning::
+   Signals are not triggered when doing cascading updates / deletes - if this
+   is required you must manually handle the update / delete.
+
 Generic reference fields
 ''''''''''''''''''''''''
 A second kind of reference field also exists,

docs/guide/signals.rst

@@ -50,4 +50,11 @@ Example usage::
     signals.post_save.connect(Author.post_save, sender=Author)
 
 
+ReferenceFields and signals
+---------------------------
+
+Currently `reverse_delete_rules` do not trigger signals on the other part of
+the relationship.  If this is required you must manually handled the
+reverse deletion.
+
 .. _blinker: http://pypi.python.org/pypi/blinker

docs/index.rst

@@ -34,10 +34,10 @@ To get help with using MongoEngine, use the `MongoEngine Users mailing list
 Contributing
 ------------
 
-The source is available on `GitHub <http://github.com/hmarr/mongoengine>`_ and
+The source is available on `GitHub <http://github.com/MongoEngine/mongoengine>`_ and
 contributions are always encouraged. Contributions can be as simple as
 minor tweaks to this documentation. To contribute, fork the project on
-`GitHub <http://github.com/hmarr/mongoengine>`_ and send a
+`GitHub <http://github.com/MongoEngine/mongoengine>`_ and send a
 pull request.
 
 Also, you can join the developers' `mailing list

mongoengine/__init__.py

@@ -12,7 +12,7 @@ from signals import *
 __all__ = (document.__all__ + fields.__all__ + connection.__all__ +
            queryset.__all__ + signals.__all__)
 
-VERSION = (0, 7, 4)
+VERSION = (0, 7, 5)
 
 
 def get_version():

mongoengine/fields.py

@@ -709,6 +709,10 @@ class ReferenceField(BaseField):
 
         Bar.register_delete_rule(Foo, 'bar', NULLIFY)
 
+    .. note ::
+        `reverse_delete_rules` do not trigger pre / post delete signals to be
+        triggered.
+
     .. versionchanged:: 0.5 added `reverse_delete_rule`
     """
 
@@ -788,7 +792,7 @@ class ReferenceField(BaseField):
             collection = self.document_type._get_collection_name()
             return DBRef(collection, id_)
 
-        return "%s" % id_
+        return id_
 
     def to_python(self, value):
         """Convert a MongoDB-compatible type to a Python type.

python-mongoengine.spec

@@ -5,7 +5,7 @@
 %define srcname mongoengine
 
 Name:           python-%{srcname}
-Version:        0.7.4
+Version:        0.7.5
 Release:        1%{?dist}
 Summary:        A Python Document-Object Mapper for working with MongoDB
 

tests/test_dereference.py

@@ -1,7 +1,7 @@
 from __future__ import with_statement
 import unittest
 
-from bson import DBRef
+from bson import DBRef, ObjectId
 
 from mongoengine import *
 from mongoengine.connection import get_db
@@ -187,8 +187,8 @@ class FieldTest(unittest.TestCase):
         self.assertEqual(group.members, [user])
 
         raw_data = Group._get_collection().find_one()
-        self.assertTrue(isinstance(raw_data['author'], basestring))
-        self.assertTrue(isinstance(raw_data['members'][0], basestring))
+        self.assertTrue(isinstance(raw_data['author'], ObjectId))
+        self.assertTrue(isinstance(raw_data['members'][0], ObjectId))
 
     def test_recursive_reference(self):
         """Ensure that ReferenceFields can reference their own documents.

tests/test_fields.py

@@ -7,7 +7,7 @@ import tempfile
 
 from decimal import Decimal
 
-from bson import Binary, DBRef
+from bson import Binary, DBRef, ObjectId
 import gridfs
 
 from nose.plugins.skip import SkipTest
@@ -1104,7 +1104,7 @@ class FieldTest(unittest.TestCase):
         p = Person.objects.get(name="Ross")
         self.assertEqual(p.parent, p1)
 
-    def test_str_reference_fields(self):
+    def test_objectid_reference_fields(self):
 
         class Person(Document):
             name = StringField()
@@ -1117,7 +1117,7 @@ class FieldTest(unittest.TestCase):
 
         col = Person._get_collection()
         data = col.find_one({'name': 'Ross'})
-        self.assertEqual(data['parent'], "%s" % p1.pk)
+        self.assertEqual(data['parent'], p1.pk)
 
         p = Person.objects.get(name="Ross")
         self.assertEqual(p.parent, p1)