acl: cast object_id field to integer (from varchar)

circle/acl/migrations/0002_auto__chg_field_objectlevel_object_id.py

+# -*- coding: utf-8 -*-
+import datetime
+from south.db import db
+from south.v2 import SchemaMigration
+from django.db import models
+
+
+class Migration(SchemaMigration):
+
+    def forwards(self, orm):
+
+        # Changing field 'ObjectLevel.object_id'
+        # db.alter_column(u'acl_objectlevel', 'object_id', self.gf('django.db.models.fields.IntegerField')())
+        db.execute('''ALTER TABLE "acl_objectlevel"
+                   ALTER COLUMN "object_id" SET NOT NULL,
+                   ALTER COLUMN "object_id" DROP DEFAULT,
+                   ALTER COLUMN "object_id" TYPE integer USING ("object_id"::integer);''')
+
+
+    def backwards(self, orm):
+
+        # Changing field 'ObjectLevel.object_id'
+        db.alter_column(u'acl_objectlevel', 'object_id', self.gf('django.db.models.fields.CharField')(max_length=255))
+
+    models = {
+        u'acl.level': {
+            'Meta': {'unique_together': "(('content_type', 'codename'),)", 'object_name': 'Level'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['contenttypes.ContentType']"}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'}),
+            'weight': ('django.db.models.fields.IntegerField', [], {'null': 'True'})
+        },
+        u'acl.objectlevel': {
+            'Meta': {'unique_together': "(('content_type', 'object_id', 'level'),)", 'object_name': 'ObjectLevel'},
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['contenttypes.ContentType']"}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Group']", 'symmetrical': 'False'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'level': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['acl.Level']"}),
+            'object_id': ('django.db.models.fields.IntegerField', [], {}),
+            'users': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.User']", 'symmetrical': 'False'})
+        },
+        u'auth.group': {
+            'Meta': {'object_name': 'Group'},
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '80'}),
+            'permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'})
+        },
+        u'auth.permission': {
+            'Meta': {'ordering': "(u'content_type__app_label', u'content_type__model', u'codename')", 'unique_together': "((u'content_type', u'codename'),)", 'object_name': 'Permission'},
+            'codename': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'content_type': ('django.db.models.fields.related.ForeignKey', [], {'to': u"orm['contenttypes.ContentType']"}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '50'})
+        },
+        u'auth.user': {
+            'Meta': {'object_name': 'User'},
+            'date_joined': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'email': ('django.db.models.fields.EmailField', [], {'max_length': '75', 'blank': 'True'}),
+            'first_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'groups': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Group']", 'symmetrical': 'False', 'blank': 'True'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'is_active': ('django.db.models.fields.BooleanField', [], {'default': 'True'}),
+            'is_staff': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'is_superuser': ('django.db.models.fields.BooleanField', [], {'default': 'False'}),
+            'last_login': ('django.db.models.fields.DateTimeField', [], {'default': 'datetime.datetime.now'}),
+            'last_name': ('django.db.models.fields.CharField', [], {'max_length': '30', 'blank': 'True'}),
+            'password': ('django.db.models.fields.CharField', [], {'max_length': '128'}),
+            'user_permissions': ('django.db.models.fields.related.ManyToManyField', [], {'to': u"orm['auth.Permission']", 'symmetrical': 'False', 'blank': 'True'}),
+            'username': ('django.db.models.fields.CharField', [], {'unique': 'True', 'max_length': '30'})
+        },
+        u'contenttypes.contenttype': {
+            'Meta': {'ordering': "('name',)", 'unique_together': "(('app_label', 'model'),)", 'object_name': 'ContentType', 'db_table': "'django_content_type'"},
+            'app_label': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
+            'model': ('django.db.models.fields.CharField', [], {'max_length': '100'}),
+            'name': ('django.db.models.fields.CharField', [], {'max_length': '100'})
+        }
+    }
+
+    complete_apps = ['acl']

circle/acl/models.py

@@ -37,7 +37,7 @@ class ObjectLevel(Model):
     """Permission level for a specific object."""
     level = ForeignKey(Level)
     content_type = ForeignKey(ContentType)
-    object_id = CharField(max_length=255)
+    object_id = IntegerField()
     content_object = GenericForeignKey()
     users = ManyToManyField(User)
     groups = ManyToManyField(Group)
@@ -192,7 +192,7 @@ class AclBase(Model):
         ols = user.objectlevel_set.filter(
             Q(users=user) | Q(groups__in=user.groups.all()),
             content_type=ct, level__weight__gte=level.weight).distinct()
-        return cls.objects.filter(objectlevel_set__in=ols.all())
+        return cls.objects.filter(object_level_set__in=ols.all())
 
     class Meta:
         abstract = True