新增 下载链接

 {
   "name": "yas-jssdk",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "YOHO!采集系统的前端js的开发包",
   "keywords": [
     "YOHO!",

@@ -45,7 +45,7 @@ var appInfo = {
   apf: window.location.search.indexOf('app_version=') >= 0 ? 'Y' : 'N'
 };
 
-var isApp = navigator.userAgent.indexOf('app_version=') > -1 || window.location.search.indexOf('app_version=') > -1 || !!window.yohoInterface;
+var isApp = /yohobuy/i.test(navigator.userAgent) || /app_version=/i.test(window.location.search) || !!window.yohoInterface;
 var isMobile = /(iPhone|Android|iPad|iPod|iOS)/i.test(navigator.userAgent);
 var isWechat = /micromessenger/i.test(navigator.userAgent);
 var ismyhbuy = /m\.yohobuy\.com/i.test(document.domain);
@@ -374,7 +374,9 @@ function setUnionType() {
     for (var i = 0; i < aDom.length; i++) {
       var href = aDom[i].getAttribute('href') || '';
 
-      if (href.indexOf('union.yoho.cn/union/app-downloads.html') > -1) {
+      if (href.indexOf('union.yoho.cn/union/downapp.html') > -1
+        || href.indexOf('union.yoho.cn/union/app-downloads.html') > -1 
+        || href.indexOf('union.yoho.cn/union/ClickUnionRest/addUnion4Jump') > -1) {
           if (mktc && href.indexOf('union_type') === -1) {
             href += '?union_type=' + mktc;
             aDom[i].setAttribute('href', href);