def _perform_request(self, user, name, values):
gr = GroupRepository()
group = gr.fetch(values['group'])
gr.close()
if group is None or group.academic_entity_type != 'term':
print "Invalid group id."
return
tr = TermRepository()
term = tr.fetch(group.academic_entity_id)
tr.close()
if term is None:
print "Requested term not found."
return
cr = ClassRepository()
classes = cr.find_classes_with_name_prefix(term, values['query'])
cr.close()
self.write(json.dumps([{"value":klass.name, "class_id":klass.id}
for klass in classes]))
