处理微信二位码扫描信息中不是scene_id的情况

B3WeChat.Web/Pages/WeChatReceive.cs

@@ -73,12 +73,13 @@ namespace BWP.Web.Pages
       else if (result is QRCodeMessage)
       {        
         QRCodeMessage msg = result as QRCodeMessage;
-        if (string.IsNullOrEmpty(msg.EventKey))
+        int scene_id;
+        if (!int.TryParse(msg.EventKey, out scene_id))
         {
           return;
         }
         var query = new DmoQuery(typeof(QRCode));
-        query.Where.Conditions.Add(DQCondition.EQ("ID", msg.EventKey));
+        query.Where.Conditions.Add(DQCondition.EQ("ID", scene_id));
         query.Range = SelectRange.Top(1);
         var scene = query.EExecuteScalar<QRCode>();