Code

Ticket #2144: patch-django-db-models-query_parameter_convertion_#2144

File patch-django-db-models-query_parameter_convertion_#2144, 817 bytes (added by trbs, 8 years ago)
Line 
1Index: django/db/models/query.py
2===================================================================
3--- django/db/models/query.py   (revision 3335)
4+++ django/db/models/query.py   (working copy)
5@@ -902,8 +902,14 @@
6             # Last query term was a normal field.
7             column = field.column
8 
9+       ## see ticket #2144
10         where.append(get_where_clause(lookup_type, current_table + '.', column, value))
11-        params.extend(field.get_db_prep_lookup(lookup_type, value))
12+       def _hack_pvalue(value):
13+            from django.db.models import Model as hack_Model
14+            if isinstance(value, hack_Model):
15+                return value.id
16+            return value
17+        params.extend([_hack_pvalue(param) for param in field.get_db_prep_lookup(lookup_type, value)])
18 
19     return joins, where, params
20