Allow more advanced django filtering.

lib/main/custom_filters.py

@@ -0,0 +1,51 @@
+# Copyright (c) 2013 AnsibleWorks, Inc.
+#
+# This file is part of Ansible Commander.
+# 
+# Ansible Commander is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, version 3 of the License. 
+#
+# Ansible Commander is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with Ansible Commander. If not, see <http://www.gnu.org/licenses/>.
+
+from rest_framework.filters import BaseFilterBackend
+from django.core.exceptions import PermissionDenied
+
+# TODO: does order_by still work?
+
+class CustomFilterBackend(object):
+
+    def filter_queryset(self, request, queryset, view):
+
+        keys = request.GET.keys()
+
+        terms = {}
+        order_by = None
+
+        for key in keys:
+
+            value = request.GET[key]
+
+            if key == 'order_by':
+               order_by = value
+               continue
+
+            key2 = key
+            if key2.endswith("__int"):
+               key2 = key.replace("__int","")
+               value = int(value)
+
+            terms[key2] = value
+
+        qs = queryset.filter(**terms)
+
+        if order_by:
+           qs = qs.order_by(order_by)
+
+        return qs

lib/settings/defaults.py

@@ -38,7 +38,7 @@ ADMINS = (
 MANAGERS = ADMINS
 
 REST_FRAMEWORK = {
-    'FILTER_BACKEND': 'rest_framework.filters.DjangoFilterBackend',
+    'FILTER_BACKEND': 'lib.main.custom_filters.CustomFilterBackend',
     'PAGINATE_BY': 25,
     'PAGINATE_BY_PARAM': 'page_size',
     'DEFAULT_AUTHENTICATION_CLASSES': (