activityController

www/protected/modules/common/controllers/ActivityController.php

@@ -13,7 +13,7 @@ class ActivityController extends O2oBaseController  {
         $coupon_id = Yii::app()->request->getParam('coupon_id','');//获取代金券id
         $code = Yii::app()->getRequest()->getParam("code");
         $state = Yii::app()->getRequest()->getParam("state");
-        $userId = Yii::app()->getRequest()->getParam("userId");
+        $userId = Yii::app()->getRequest()->getParam("userId",'');
         $appToken = '';
         if($code && $state){
             $accessInfo = CommonWeixin::getAccessInfo($code);