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-rw-r--r--app/javascript/mastodon/service_worker/entry.js14
1 files changed, 5 insertions, 9 deletions
diff --git a/app/javascript/mastodon/service_worker/entry.js b/app/javascript/mastodon/service_worker/entry.js
index 89414f100..5955e9146 100644
--- a/app/javascript/mastodon/service_worker/entry.js
+++ b/app/javascript/mastodon/service_worker/entry.js
@@ -10,7 +10,7 @@ function openWebCache() {
 }
 
 function fetchRoot() {
-  return fetch('/', { credentials: 'include' });
+  return fetch('/', { credentials: 'include', redirect: 'manual' });
 }
 
 const firefox = navigator.userAgent.match(/Firefox\/(\d+)/);
@@ -31,14 +31,10 @@ self.addEventListener('fetch', function(event) {
     const asyncResponse = fetchRoot();
     const asyncCache = openWebCache();
 
-    event.respondWith(asyncResponse.then(response => {
-      if (response.ok) {
-        return asyncCache.then(cache => cache.put('/', response.clone()))
-                         .then(() => response);
-      }
-
-      throw null;
-    }).catch(() => asyncCache.then(cache => cache.match('/'))));
+    event.respondWith(asyncResponse.then(
+      response => asyncCache.then(cache => cache.put('/', response.clone()))
+                            .then(() => response),
+      () => asyncCache.then(cache => cache.match('/'))));
   } else if (url.pathname === '/auth/sign_out') {
     const asyncResponse = fetch(event.request);
     const asyncCache = openWebCache();