Merge branch 'hotfix/mkt' into gray

@@ -20,9 +20,6 @@ var _ChannelVary = {
     lifestyle: 4
 };
 
-// 尝试打开 APP
-require('./common/open-app');
-
 function cookie(name) {
     var cookies = document.cookie,
         cookieVal;
@@ -222,12 +219,20 @@ $.extend({
     $footer.removeClass('hide');
 
     // 单击下载按钮 - 接受微信商城或者第三方来源的数据埋点信息
-    if (queryString().union_type) {
-        setCookie('unionTypeYas', queryString().union_type, {
+    let mktc = queryString().union_type || queryString().mkt_code || '';
+
+    if (mktc) {
+        setCookie('unionTypeYas', mktc, {
+            path: '/'
+        });
+        setCookie('mkt_code', mktc, {
             path: '/'
         });
     }
 
+    // 尝试打开 APP
+    require('./common/open-app');
+
 }());
 
 $header.on('touchstart', 'a', function() {