sort by index, should only be used with static lists

pandora/item/views.py

@@ -46,7 +46,9 @@ def _order_query(qs, sort, prefix='sort__'):
             operator = ''
         key = {
             'id': 'itemId',
+            'index': 'listitem__index'
         }.get(e['key'], e['key'])
+        if key not in ('listitem__index', ):
             key = "%s%s" % (prefix, key)
         order = '%s%s' % (operator, key)
         order_by.append(order)