def getItems(self):
group_ids = self.store.get(GROUP_STORE_KEY, set())
if group_ids:
access = IAuthorizationManager(self.context)
authorizations = access.get_authorizations(group_ids).items()
authorizations.sort(key=operator.itemgetter(0))
return filter(lambda auth: auth.type == 'group',
map(operator.itemgetter(1), authorizations))
return []
