mirror of
https://github.com/klzgrad/naiveproxy.git
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53 lines
1.2 KiB
JavaScript
53 lines
1.2 KiB
JavaScript
// Copyright 2018 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// @ts-check
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'use strict';
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const cacheName = '{{cache_hash}}';
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const filesToCache = [
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'favicon.ico',
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'index.html',
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'infocard-ui.js',
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'infocard.css',
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'main.css',
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'manifest.json',
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'options.css',
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'shared.js',
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'start-worker.js',
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'state.js',
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'tree-ui.js',
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'tree-worker.js',
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];
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// On install, cache the items in the `filesToCache` list
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self.addEventListener('install', event => {
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event.waitUntil(
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caches.open(cacheName).then(cache => cache.addAll(filesToCache))
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);
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});
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// On activate, remove any old caches
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self.addEventListener('activate', event => {
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async function deleteOldCache(key) {
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if (key !== cacheName) {
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return caches.delete(key);
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}
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}
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event.waitUntil(
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caches.keys().then(keyList => Promise.all(keyList.map(deleteOldCache)))
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);
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return self.clients.claim();
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});
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// On fetch, return entries from the cache if possible
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self.addEventListener('fetch', event => {
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event.respondWith(
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caches
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.match(event.request, {ignoreSearch: true})
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.then(response => response || fetch(event.request))
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);
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});
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