判断在闲鱼中，未登录时跳转用闲鱼UFO的登录页

@@ -49,7 +49,11 @@ $(document).ajaxError((event, xhr) => {
             if (yoho.isApp) {
                 yoho.goLogin(window.location.href);
             } else {
-                window.location.href = `/signin.html?refer=${encodeURIComponent(window.location.href)}`;
+                if (/AliApp/i.test(navigator.userAgent)) {
+                    window.location.href = '//xianyu.yohobuy.com/xianyu/passport/login/taobao';
+                } else {
+                    window.location.href = `/signin.html?refer=${encodeURIComponent(window.location.href)}`;
+                }
             }
         }
     } else if (xhr.status === 510) {