add DiffusionManager, use it

cms/models.py

@@ -147,7 +147,12 @@ class Post (models.Model, Routable):
     )
     title = models.CharField (
         _('title'),
+        max_length = 64,
+    )
+    subtitle = models.CharField (
+        _('subtitle'),
         max_length = 128,
+        blank = True, null = True,
     )
     content = models.TextField (
         _('description'),
@@ -192,6 +197,8 @@ class Post (models.Model, Routable):
         """
         Return an url to the post detail view.
         """
+        if not self.pk:
+            return ''
         return self.reverse(
             routes.DetailRoute,
             pk = self.pk, slug = slugify(self.title)
@@ -437,11 +444,6 @@ class RelatedPost (Post, metaclass = RelatedMeta):
 
         note: bound values can be any value, not only Django field.
         """
-        defaults = None
-        """
-        dict of `post_attr: value` that gives default value for the given
-        fields.
-        """
         post_to_rel = False
         """
         update related object when the post is saved, using bindings

cms/routes.py

@@ -93,7 +93,7 @@ class DetailRoute(Route):
     @classmethod
     def get_object(cl, model, request, pk, **kwargs):
         """
-        * request is optional
+        * request: optional
         """
         return model.objects.get(pk = int(pk))
 
@@ -107,7 +107,7 @@ class AllRoute(Route):
     @classmethod
     def get_queryset(cl, model, request, **kwargs):
         """
-        * request is optional
+        * request: optional
         """
         return model.objects.all()
 
@@ -147,7 +147,7 @@ class ThreadRoute(Route):
     @classmethod
     def get_queryset(cl, model, request, thread_model, pk, **kwargs):
         """
-        * request is optional
+        * request: optional
         """
         thread = cl.get_thread(model, thread_model, pk)
         return model.get_siblings(thread_model = thread, thread_id = pk)
@@ -176,15 +176,17 @@ class DateRoute(Route):
     ]
 
     @classmethod
-    def get_queryset(cl, model, request, year, month, day, **kwargs):
+    def get_queryset(cl, model, request, year, month, day,
+                     attr='date', **kwargs):
         """
-        * request is optional
+        * request: optional
+        * attr: name of the attribute to check the date against
         """
-        return model.objects.filter(
-            date__year = int(year),
-            date__month = int(month),
-            date__day = int(day),
-        )
+        return model.objects.filter(**{
+            attr + '__year': int(year),
+            attr + '__month': int(month),
+            attr + '__day': int(day)
+        })
 
     @classmethod
     def get_title(cl, model, request, year, month, day, **kwargs):
@@ -208,7 +210,7 @@ class SearchRoute(Route):
     @classmethod
     def get_queryset(cl, model, request, q = None, **kwargs):
         """
-        * request is required if q is None
+        * request: required if q is None
         """
         q = request.GET.get('q') or q or ''
         qs = None

cms/sections.py

@@ -285,6 +285,7 @@ class ListItem:
     behaves like it.
     """
     title = None
+    subtitle = None
     content = None
     author = None
     date = None
@@ -332,7 +333,8 @@ class List(Section):
     """
     paginate_by = 4
 
-    fields = [ 'date', 'time', 'image', 'title', 'content', 'info', 'actions' ]
+    fields = [ 'date', 'time', 'image', 'title', 'subtitle', 'content', 'info',
+               'actions' ]
     """
     Fields that must be rendered.
     """