add:如果判断路由为target=_blank,则用window.open()打开新页面

src/router/index.js

@@ -942,9 +942,20 @@ const router = new Router({
   }),
   routes: pageRoutes.concat(moduleRoutes, moduleShujuRoutes, dataBoardRoutes),
 });
+
 router.beforeEach((to, from, next) => {
   // 添加动态(菜单)路由
   // 已添加或者当前路由为页面路由, 可直接访问
+  let toUrl = to.meta.iframeURL
+  if (toUrl && toUrl.indexOf("target=_blank") != -1) {
+    // 此处请求后端,获取一个ticket票据
+    http.get("/auth/sso/getTicket")
+      .then(({data: res}) => {
+      let ticket = res.data
+      window.open(toUrl + ticket)
+    })
+    return null;
+  }
   if (to.name === "caiji") {
     return next();
   }