/**      * Check validity of a quotaid against a survey id      * @param integer $iSurveyId      * @param integer $quotaid      * throw Exception      * @return void      */     private function checkValidQuotaId($surveyId, $quotaId)     {         $model = Quota::model()->find(             "id = :quotaid AND sid = :surveyid",             [':quotaid' => $quotaId, ':surveyid' => $surveyId]         );         if (empty($model)) {             throw new CHttpException(403, gT("Bad quota id with this survey id."));         }     }

    public function insertquotaanswer(int $iSurveyId)     {         $this->requirePostRequest();         $iSurveyId = sanitize_int($iSurveyId);         $qid = Yii::app()->request->getPost('quota_qid');         $quota_id = Yii::app()->request->getPost('quota_id');         $this->checkPermissions($iSurveyId, 'update');         //$this->checkValidQuotaId($surveyId, $quota_id);