From 759c085382ce1f8c7ef1dc44058bb4b368fe2f2e Mon Sep 17 00:00:00 2001
From: hackademix <giorgio@maone.net>
Date: Sat, 26 Sep 2020 19:23:42 +0200
Subject: [PATCH] Normalize file:// directory paths on Firefox.

---
 src/content/syncFetchPolicy.js | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/content/syncFetchPolicy.js b/src/content/syncFetchPolicy.js
index 4aa6e8f..38cf144 100644
--- a/src/content/syncFetchPolicy.js
+++ b/src/content/syncFetchPolicy.js
@@ -29,6 +29,17 @@
 
         if (!ns.canScript) {
           setTimeout(() => DocumentFreezer.unfreeze(), 0);
+          let normalizeDir = () => {
+            // Chromium does this automatically. We need it to understand we're a directory earlier and allow browser UI scripts.
+            if (document.baseURI === document.URL + "/") {
+              location.replace(document.baseURI);
+            }
+          }
+          if (DocumentFreezer.firedDOMContentLoaded) {
+            normalizeDir();
+          } else {
+            addEventListener("readystatechange", normalizeDir);
+          }
           return;
         }