add optional select_related to sidebar_view

src/c3nav/editor/views/base.py

@@ -7,10 +7,15 @@ from django.views.decorators.cache import never_cache
 from c3nav.editor.models import ChangeSet
 
 
-def sidebar_view(func):
+def sidebar_view(func=None, select_related=None):
+    if func is None:
+        def wrapped(inner_func):
+            return sidebar_view(inner_func, select_related)
+        return wrapped
+
     @wraps(func)
     def with_ajax_check(request, *args, **kwargs):
-        request.changeset = ChangeSet.get_for_request(request)
+        request.changeset = ChangeSet.get_for_request(request, select_related)
 
         response = func(request, *args, **kwargs)
         if request.is_ajax() or 'ajax' in request.GET:

src/c3nav/editor/views/changes.py

@@ -16,7 +16,7 @@ from c3nav.editor.views.base import sidebar_view
 from c3nav.mapdata.models.locations import LocationRedirect, LocationSlug
 
 
-@sidebar_view
+@sidebar_view(select_related=('last_update', 'last_state_update', 'author'))
 def changeset_detail(request, pk):
     changeset = request.changeset
     active = True