public function deleteUser($groupId, $userId) { $groupUserDto = $this->groupUserDao->findGroupUser($groupId, $userId); $event = new OW_Event(self::EVENT_USER_DELETED, array('groupId' => $groupId, 'userId' => $userId, 'groupUserId' => $groupUserDto->id)); OW::getEventManager()->trigger($event); $this->groupUserDao->delete($groupUserDto); }