Moved path to category code into its own function to make reuse easier.

categories/views.py

@@ -33,9 +33,23 @@ def category_detail(request, path,
     return HttpResponse(select_template(templates).render(context))
 
 
+def get_category_for_path(path, queryset=Category.objects.all()):
+    path_items = path.strip('/').split('/')
+    if len(path_items) >= 2:
+        queryset = queryset.filter(
+            slug__iexact = path_items[-1],
+            level = len(path_items)-1,
+            parent__slug__iexact=path_items[-2])
+    else:
+        queryset = queryset.filter(
+            slug__iexact = path_items[-1],
+            level = len(path_items)-1)
+    return queryset.get()
+
+
 import django
 if django.VERSION[0] >= 1 and django.VERSION[1] >= 3:
-    from django.views.generic import DetailView
+    from django.views.generic import DetailView, ListView
 
     class CategoryDetailView(DetailView):
 
@@ -48,30 +62,18 @@ def get_object(self, **kwargs):
                                      u"a %s." % self.__class__.__name__, self.path_field)
             if self.queryset is None:
                  queryset = self.get_queryset()
-
-            self.path_items = self.kwargs[self.path_field].strip('/').split('/')
-            if len(self.path_items) >= 2:
-                queryset = queryset.filter(
-                    slug__iexact = self.path_items[-1],
-                    level = len(self.path_items)-1,
-                    parent__slug__iexact=self.path_items[-2])
-            else:
-                queryset = queryset.filter(
-                    slug__iexact = self.path_items[-1],
-                    level = len(self.path_items)-1)
-
             try:
-                obj = queryset.get()
+                return get_category_for_path(self.kwargs[self.path_field])
             except ObjectDoesNotExist:
                 raise Http404(_(u"No %(verbose_name)s found matching the query") %
                               {'verbose_name': queryset.model._meta.verbose_name})
-            return obj
 
         def get_template_names(self):
             names = []
-            path_items = self.path_items
+            path_items = self.kwargs[self.path_field].strip('/').split('/')
             while path_items:
                 names.append('categories/%s.html' % '_'.join(path_items))
                 path_items.pop()
             names.extend(super(CategoryDetailView, self).get_template_names())
-            return names
+            return names
+