From cadd9c751de38f588a07187f75537fd380175e59 Mon Sep 17 00:00:00 2001
From: gorhill <rhill@raymondhill.net>
Date: Wed, 6 Dec 2017 06:29:21 -0500
Subject: [PATCH] code review for #319: ensure valid URL

---
 src/js/contentscript.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/js/contentscript.js b/src/js/contentscript.js
index a60a0d2..a579ebc 100644
--- a/src/js/contentscript.js
+++ b/src/js/contentscript.js
@@ -503,7 +503,7 @@ var nodeListsAddedHandler = function(nodeLists) {
     if ( noscripts.length === 0 ) { return; }
 
     var redirectTimer,
-        reMetaContent = /^\s*(\d+)\s*;\s*url=(['"]?)([^'"]+)\2/;
+        reMetaContent = /^\s*(\d+)\s*;\s*url=(['"]?)(https?:\/\/[^'"]+)\2/;
 
     var autoRefresh = function(root) {
         var meta = root.querySelector('meta[http-equiv="refresh"][content]');