def _perform_request(self, user, name, values):
class_id = values[u"class_id"]
# get the appropriate class
cr = ClassRepository()
klass = cr.fetch(class_id)
cr.close()
if not klass:
print "Invalid class id"
return
root_group = self.get_root_group()
gr = GroupRepository()
if not klass.group:
# create the group
group = Group()
group.name = klass.name
group.type = 0
group.academic_entity_id = class_id
group = gr.persist(group)
gr.add_group_as_subgroup(root_group.id, group.id)
klass.group = group.id
# associate with the class
cr = ClassRepository()
cr.persist(klass)
cr.close()
else:
group = gr.fetch(klass.group)
gr.close()
# assign the user as a member of the subgroup
user.groups = user.groups + [group.id]
self._persist_user(user)
result = {}
result['id'] = group.id
result['name'] = group.name
result['maintainer'] = ""
self.write(json.dumps(result))
