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fix: cache canonical GTIN page without redirects

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This commit is contained in:
desfoto automation
2026-09-25 20:02:16 +02:00
parent 8be63309d3
commit de6de3c6c4
4 changed files with 35 additions and 15 deletions
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12
site/gtin/sw.js
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@@ -10,14 +10,13 @@
const sw = /** @type {ServiceWorkerGlobalScope} */ (/** @type {unknown} */ (self));
const CACHE_VERSION = '15d23ab0263e';
const CACHE_VERSION = '403b5842d1cd';
const CACHE_PREFIX = 'desfoto-gtin-generator-';
const CACHE_NAME = `${CACHE_PREFIX}${CACHE_VERSION}`;
// PRECACHE
const PRECACHE = [
'./',
'./index.html',
'./css/app.css',
'./js/app.js',
'./js/gtin.js',
@@ -36,7 +35,7 @@ function scopeUrl(pfad) {
return new URL(pfad, sw.registration.scope).toString();
}
const INDEX_URL = scopeUrl('./index.html');
const INDEX_URL = scopeUrl('./');
/** Pfad des Geltungsbereichs, z. B. "/gtin/". */
const SCOPE_PFAD = new URL(sw.registration.scope).pathname;
@@ -59,7 +58,7 @@ const SHELL_KENNUNG = 'id="artikelnummer"';
* @returns {Promise<boolean>}
*/
async function istAnwendungshuelle(antwort) {
if (!antwort.ok || antwort.type !== 'basic') return false;
if (!antwort.ok || antwort.type !== 'basic' || antwort.redirected) return false;
const inhaltstyp = antwort.headers.get('content-type') ?? '';
if (!inhaltstyp.includes('text/html')) return false;
const endgueltig = new URL(antwort.url);
@@ -147,8 +146,7 @@ sw.addEventListener('fetch', (ereignis) => {
if (anfrage.mode === 'navigate') {
const appStart = new URL('./', sw.registration.scope).pathname;
const appIndex = new URL('./index.html', sw.registration.scope).pathname;
if (ziel.pathname !== appStart && ziel.pathname !== appIndex) return;
if (ziel.pathname !== appStart) return;
ereignis.respondWith(bedieneNavigation(ereignis, anfrage));
return;
}
@@ -157,7 +155,7 @@ sw.addEventListener('fetch', (ereignis) => {
caches.match(anfrage).then((treffer) => {
if (treffer) return treffer;
return fetch(anfrage).then((antwort) => {
if (antwort.ok && antwort.type === 'basic') {
if (antwort.ok && antwort.type === 'basic' && !antwort.redirected) {
const kopie = antwort.clone();
ereignis.waitUntil(
caches