From d633707ea588d379a08579881c3a9b9ab0dd3604 Mon Sep 17 00:00:00 2001
From: Dorian Niemiec <dorian.niemiec@svrjs.org>
Date: Sat, 2 Mar 2024 22:11:50 +0100
Subject: [PATCH] Prevent redirect loops with fallback replacement

---
 svr.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/svr.js b/svr.js
index ff2a8a2..5e258f3 100644
--- a/svr.js
+++ b/svr.js
@@ -4587,6 +4587,10 @@ if (!cluster.isPrimary) {
               var location = "";
               if (regexI[nonscodeIndex]) {
                 location = req.url.replace(regexI[nonscodeIndex], nonscode.location);
+                if(location == req.url) {
+                  // Fallback replacement
+                  location = hrefWithoutDuplicateSlashes.replace(regexI[nonscodeIndex], nonscode.location);
+                }
               } else if (req.url.split("?")[1] == undefined || req.url.split("?")[1] == null || req.url.split("?")[1] == "" || req.url.split("?")[1] == " ") {
                 location = nonscode.location;
               } else {