public function delFromGroup($gid) { $uid = $this->uid; $fuid = $this->fuid; $model = new FriendBelongGroup(); $criteria = new CDbCriteria(); $criteria->condition = 'uid=:uid AND fuid=:fuid AND gid = :gid'; $criteria->params = array(':uid' => $uid, ':fuid' => $fuid, ':gid' => $gid); $fbg = $model->find($criteria); if (!empty($fbg)) { $rs = $fbg->delete(); return $rs; } else { return true; } }