91 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
			
		
		
	
	
			91 lines
		
	
	
		
			2.4 KiB
		
	
	
	
		
			JavaScript
		
	
	
	
	
	
| import { ExpirationPlugin } from 'workbox-expiration';
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| import { precacheAndRoute } from 'workbox-precaching';
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| import { registerRoute } from 'workbox-routing';
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| import { CacheFirst } from 'workbox-strategies';
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| 
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| import { handleNotificationClick, handlePush } from './web_push_notifications';
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| 
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| const CACHE_NAME_PREFIX = 'mastodon-';
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| 
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| function openWebCache() {
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|   return caches.open(`${CACHE_NAME_PREFIX}web`);
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| }
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| 
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| function fetchRoot() {
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|   return fetch('/', { credentials: 'include', redirect: 'manual' });
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| }
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| 
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| precacheAndRoute(self.__WB_MANIFEST);
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| 
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| registerRoute(
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|   /locale_.*\.js$/,
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|   new CacheFirst({
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|     cacheName: `${CACHE_NAME_PREFIX}locales`,
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|     plugins: [
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|       new ExpirationPlugin({
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|         maxAgeSeconds: 30 * 24 * 60 * 60, // 1 month
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|         maxEntries: 5,
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|       }),
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|     ],
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|   }),
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| );
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| 
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| registerRoute(
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|   ({ request }) => request.destination === 'font',
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|   new CacheFirst({
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|     cacheName: `${CACHE_NAME_PREFIX}fonts`,
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|     plugins: [
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|       new ExpirationPlugin({
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|         maxAgeSeconds: 30 * 24 * 60 * 60, // 1 month
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|         maxEntries: 5,
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|       }),
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|     ],
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|   }),
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| );
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| 
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| registerRoute(
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|   ({ request }) => request.destination === 'image',
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|   new CacheFirst({
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|     cacheName: `m${CACHE_NAME_PREFIX}media`,
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|     plugins: [
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|       new ExpirationPlugin({
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|         maxAgeSeconds: 7 * 24 * 60 * 60, // 1 week
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|         maxEntries: 256,
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|       }),
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|     ],
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|   }),
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| );
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| 
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| // Cause a new version of a registered Service Worker to replace an existing one
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| // that is already installed, and replace the currently active worker on open pages.
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| self.addEventListener('install', function(event) {
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|   event.waitUntil(Promise.all([openWebCache(), fetchRoot()]).then(([cache, root]) => cache.put('/', root)));
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| });
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| 
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| self.addEventListener('activate', function(event) {
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|   event.waitUntil(self.clients.claim());
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| });
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| 
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| self.addEventListener('fetch', function(event) {
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|   const url = new URL(event.request.url);
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| 
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|   if (url.pathname === '/auth/sign_out') {
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|     const asyncResponse = fetch(event.request);
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|     const asyncCache = openWebCache();
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| 
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|     event.respondWith(asyncResponse.then(response => {
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|       if (response.ok || response.type === 'opaqueredirect') {
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|         return Promise.all([
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|           asyncCache.then(cache => cache.delete('/')),
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|           indexedDB.deleteDatabase('mastodon'),
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|         ]).then(() => response);
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|       }
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| 
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|       return response;
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|     }));
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|   }
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| });
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| 
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| self.addEventListener('push', handlePush);
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| self.addEventListener('notificationclick', handleNotificationClick);
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