From 9f06826beda51d97650f22e477a0a35f0b772038 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Micha=C5=82=20Szopi=C5=84ski?= <jajnick@hotmail.com>
Date: Thu, 16 Jul 2020 13:15:38 +0200
Subject: [PATCH] Replace regex with URL parser

---
 background.js | 15 ++++++---------
 1 file changed, 6 insertions(+), 9 deletions(-)

diff --git a/background.js b/background.js
index 09a1c2f..9c28008 100644
--- a/background.js
+++ b/background.js
@@ -2,15 +2,12 @@ const oldReddit = "https://old.reddit.com";
 
 chrome.webRequest.onBeforeRequest.addListener(
   function(details) {
-    // Exclude poll pages
-    if (details.url.match(/^https?:\/\/(www\.)*reddit.com\/poll/)) {
-      return;
-    }
-
-    return {
-      redirectUrl:
-        oldReddit + details.url.match(/^https?:\/\/[^\/]+([\S\s]*)/)[1]
-    };
+    let urlParser = document.createElement("a");
+    urlParser.href = details.url;
+    
+    if (urlParser.hostname == "old.reddit.com") return;
+    
+    return {redirectUrl: oldReddit + urlParser.pathname};
   },
   {
     urls: [