path decode

+/**
+ * 处理伪静态化路由编码中间中间件
+ * @author: yyq<yanqing.yang@yoho.cn>
+ * @date: 2017/12/26
+ */
+
+const urlEncode = require('urlencode');
+const _ = require('lodash');
+
+
+module.exports = () => {
+    return (req, res, next) => {
+        let path = req.path;
+
+
+        if (!req.xhr && _.indexOf(path, '%') > -1) {
+            try {
+                req.url = decodeURIComponent(path);
+            } catch (e) {
+                try {
+                    req.url = urlEncode.decode(path, 'gb2312');
+                } catch (e1) {
+                    return next();
+                }
+            }
+        }
+
+        return next();
+    }
+};