From 5a275743bfd93acb03ec957ea95c68cb017de3a2 Mon Sep 17 00:00:00 2001
From: Russ Garrett <russ@garrett.co.uk>
Date: Thu, 23 May 2024 21:29:59 +0100
Subject: [PATCH] Only handle sameOrigin routes

---
 web/src/sw.ts | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/web/src/sw.ts b/web/src/sw.ts
index 4b6a024..4ee9b5f 100644
--- a/web/src/sw.ts
+++ b/web/src/sw.ts
@@ -8,7 +8,10 @@ declare let self: ServiceWorkerGlobalScope
 function register(match_url: string, strategy: any) {
     const prefix = '/'
 
-    registerRoute(({ url }) => url.pathname.startsWith(prefix + match_url), strategy)
+    registerRoute(
+        ({ url, sameOrigin }) => sameOrigin && url.pathname.startsWith(prefix + match_url),
+        strategy
+    )
 }
 
 precacheAndRoute(self.__WB_MANIFEST)
@@ -21,7 +24,10 @@ register('maps', new NetworkFirst())
 
 try {
     // Only catch requests to the root URL (a regex doesn't do this).
-    registerRoute(({ url }) => url.pathname == '/', createHandlerBoundToURL('index.html'))
+    registerRoute(
+        ({ url, sameOrigin }) => sameOrigin && url.pathname == '/',
+        createHandlerBoundToURL('index.html')
+    )
 } catch (e) {
     // This fails in dev as index.html is not in the manifest.
 }