public function deleteUser($userId, $deleteContent = true)
{
$event = new OW_Event(OW_EventManager::ON_USER_UNREGISTER, array('userId' => $userId, 'deleteContent' => $deleteContent));
OW::getEventManager()->trigger($event);
BOL_QuestionService::getInstance()->deleteQuestionDataByUserId((int) $userId);
BOL_AvatarService::getInstance()->deleteUserAvatar($userId);
$this->userSuspendDao->deleteById($userId);
$this->userBlockDao->deleteByUserId($userId);
$this->userDao->deleteById($userId);
return true;
}
