From e23a2c7bf1a066c7dbf36b480bae2632c0d138e9 Mon Sep 17 00:00:00 2001
From: b1ek <me@blek.codes>
Date: Fri, 17 Mar 2023 22:42:16 +1000
Subject: [PATCH] Detect legacy (old) browsers

---
 middleware/index.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/middleware/index.js b/middleware/index.js
index 8522718..90a89f2 100644
--- a/middleware/index.js
+++ b/middleware/index.js
@@ -1,12 +1,15 @@
 const express = require('express');
 const router = express.Router();
+
 const minify = require('express-minify');
 
+// custom
 router.use(require('./template'));
 router.use(require('./cookie'));
 router.use(require('./session'));
 router.use(require('./session_back'));
 
+// libs
 router.use(minify({
     cache: process.env.APP_DEBUG == true,
     uglifyJS: null,
@@ -15,4 +18,12 @@ router.use(minify({
     js_match: /.js^/
 }));
 
+// TODO: Maybe move all regexes into one file? Idk
+const legacy_re = /(Firefox\/[0-5]\d{0,1}|Mozilla\/[0-4]|MSIE \d{1,2}\.\d{1,2}|Windows (NT|9\d)|Linux i686|(198\d|199\d|200\d|201[0-6])|Opera|Dillo|Naenara|Navscape|Lynx[1-5]|QtWeb|Prism|Tencent|i(Phone|Pad|Pod)( OS [1-6]|))/g;
+
+router.use((req, res, next) => {
+    req.legacymode = req.headers['user-agent'].match(legacy_re);
+    next();
+});
+
 module.exports = router;
\ No newline at end of file