1 files changed, 23 insertions, 7 deletions
diff --git a/ishtar_common/wizards.py b/ishtar_common/wizards.py
index d00766978..031498ca3 100644
--- a/ishtar_common/wizards.py
+++ b/ishtar_common/wizards.py
@@ -326,7 +326,7 @@ class Wizard(NamedUrlWizardView):
                         for val in values:
                             item = associated_models[key].objects.get(pk=val)
                             if hasattr(item, 'short_label'):
-                                value = item.short_label
+                                value = unicode(item.short_label)
                             else:
                                 value = unicode(item)
                             rendered_values.append(value)
@@ -545,30 +545,46 @@ class Wizard(NamedUrlWizardView):
             # material_index management for baseitems
             obj.save()
         m2m_items = {}
+        # clear
+        # TODO! perf - to be really optimized
         for model in whole_associated_models:
-            getattr(obj, model + 's').clear()
+            related_model = getattr(obj, model + 's')
+            # clear real m2m
+            if hasattr(related_model, 'clear'):
+                related_model.clear()
+            else:
+                for r in related_model.all():
+                    r.delete()
         for key, value in m2m:
+            related_model = getattr(obj, key + 's')
             if key not in m2m_items:
                 if type(key) == dict:
                     vals = []
-                    for item in getattr(obj, key + 's').all():
+                    for item in related_model.all():
                         v = {}
                         for k in value.keys():
                             v[k] = getattr(item, k)
                         vals.append(v)
                     m2m_items[key] = vals
                 else:
-                    m2m_items[key] = getattr(obj, key + 's').all()
+                    m2m_items[key] = related_model.all()
             if value not in m2m_items[key]:
                 if type(value) == dict:
-                    model = getattr(obj, key + 's').model
+                    model = related_model.model
                     if issubclass(model, models.BaseHistorizedItem):
                         value['history_modifier'] = self.request.user
+                    # not m2m -> foreign key
+                    if not hasattr(related_model, 'clear'):
+                        assert hasattr(model, 'MAIN_ATTR'), \
+                            u"Must define a MAIN_ATTR for " + \
+                            unicode(model.__class__)
+                        value[getattr(model, 'MAIN_ATTR')] = obj
                     value = model.objects.create(**value)
                     value.save()
                 # check that an item is not add multiple times (forged forms)
-                if value not in getattr(obj, key + 's').all():
-                    getattr(obj, key + 's').add(value)
+                if value not in related_model.all() and\
+                        hasattr(related_model, 'add'):
+                    related_model.add(value)
                     # necessary to manage interaction between models like
                     # material_index management for baseitems
                     obj.save()