fix issue

@@ -46,9 +46,9 @@ export default function() {
         let topath;
 
         try {
-          topath = decodeURIComponent(to.fullPath);
+          topath = decodeURIComponent(to.path);
         } catch (error) {
-          topath = to.fullPath;
+          topath = to.path;
         }
 
         if (state.historys.length >= 2 && state.historys[state.historys.length - 2].path === topath) {

@@ -133,17 +133,19 @@ const render = (route) => {
         }
         let styles = context.renderStyles();
         let scripts = context.renderScripts();
-        const resources = context.renderResourceHints();
+        let resources = context.renderResourceHints();
         const states = context.renderState();
         let asyncScripts;
         let zk = {};
 
         if (process.env.NODE_ENV === 'production') {
           zk.webperf = _.get(req.app.locals.wap, 'open.webperf', false);
+          zk.asyncJs = _.get(req.app.locals.wap, 'webapp.ios-async-js', true);
         }
 
-        if (req.yoho.isiOS) {
+        if (req.yoho.isiOS && zk.asyncJs) {
           asyncScripts = asyncLoadScripts(scripts);
+          resources = resources.replace(/<link rel="preload" href="[^"]+" as="style">/g, '');
         }
         if (req.get('User-Agent').indexOf('yoho-protocol') >= 0 &&
           route.cacheKey &&

@@ -5,6 +5,7 @@
     <title>{{title}}</title>
     <meta name="keywords" content="">
     <meta name="description" content="">
+    <meta http-equiv="Content-Security-Policy" content="style-src 'self' 'unsafe-inline' http: https: yoho-protocol:">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no, viewport-fit=cover">
     <meta name="apple-mobile-web-app-status-bar-style" content="black">
     <meta content="yes" name="apple-mobile-web-app-capable">