Initial changes to support the new Django 1.6 project structure

mayan/apps/sources/managers.py

@@ -0,0 +1,26 @@
+from ast import literal_eval
+
+from django.db import models
+from django.contrib.contenttypes.models import ContentType
+
+
+class SourceTransformationManager(models.Manager):
+    def get_for_object(self, obj):
+        ct = ContentType.objects.get_for_model(obj)
+        return self.model.objects.filter(content_type=ct).filter(object_id=obj.pk)
+
+    def get_for_object_as_list(self, obj):
+        warnings = []
+        transformations = []
+        for transformation in self.get_for_object(obj).values('transformation', 'arguments'):
+            try:
+                transformations.append(
+                    {
+                        'transformation': transformation['transformation'],
+                        'arguments': literal_eval(transformation['arguments'].strip())
+                    }
+                )
+            except (ValueError, SyntaxError), e:
+                warnings.append(e)
+
+        return transformations, warnings