From b1397d9fc34ef0e7da061d94963d7610d1b9cf34 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Sat, 15 Feb 2025 15:05:00 +0000
Subject: [PATCH] Prevent caching a partial XHR response as a full page URL

Fixes #5663
---
 app/assets/javascripts/index.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/app/assets/javascripts/index.js b/app/assets/javascripts/index.js
index c3ee1e3bc..2cf45e9ad 100644
--- a/app/assets/javascripts/index.js
+++ b/app/assets/javascripts/index.js
@@ -38,6 +38,14 @@ $(document).ready(function () {
 
     $("#sidebar_loader").show().addClass("delayed-fade-in");
 
+    // Prevent caching the XHR response as a full-page URL
+    // https://github.com/openstreetmap/openstreetmap-website/issues/5663
+    if (content_path.indexOf("?") >= 0) {
+      content_path += "&xhr=1";
+    } else {
+      content_path += "?xhr=1";
+    }
+
     $("#sidebar_content")
       .empty();
 
-- 
2.39.5