public function delLike($uid, $logid)
 {
     $info = $this->allowEditLike($uid, $logid);
     if ($info instanceof PwError) {
         return false;
     }
     if (!$this->_getLikeLogDs()->deleteInfo($logid)) {
         return false;
     }
     $likeInfo = $this->_getLikeContentDs()->getLikeContent($info['likeid']);
     if (!$likeInfo) {
         return false;
     }
     list($beLikeUid, $isspecial, $count, $fid) = $this->_getSourceInfo($likeInfo['typeid'], $likeInfo['fromid']);
     $count--;
     $this->_updateLikeCount($likeInfo['typeid'], $likeInfo['fromid'], $count);
     //删除喜欢tag
     if ($info['tagids']) {
         $this->_getLikeRelationsDs()->deleteInfosBylogid($logid);
         $tagids = explode(',', $info['tagids']);
         foreach ($tagids as $tagid) {
             $this->_getLikeTagDs()->updateNumber($tagid, false);
         }
     }
     //写入喜欢统计
     Wind::import('SRV:user.dm.PwUserInfoDm');
     $userDs = Wekit::load('user.PwUser');
     $userStatistics = $userDs->getUserByUid($uid, PwUser::FETCH_DATA);
     $likeNumber = isset($userStatistics['likes']) ? intval($userStatistics['likes']) : 0;
     $likeNumber--;
     $dm = new PwUserInfoDm($uid);
     $dm->setLikes($likeNumber);
     Wekit::load('user.PwUser')->editUser($dm, PwUser::FETCH_DATA);
     //喜欢后续操作
     //$this->_getHook()->runDo('delLike', $uid, $beLikeUid);
     PwSimpleHook::getInstance('PwLikeService_delLike')->runDo($uid, $beLikeUid);
     return true;
 }