gab-social/app/javascript/gabsocial/service_worker/entry.js

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// import { freeStorage, storageFreeable } from '../storage/modifier';
import './web_push_notifications';
// function openSystemCache() {
// return caches.open('gabsocial-system');
// }
function openWebCache() {
return caches.open('gabsocial-web');
}
function fetchRoot() {
return fetch('/', { credentials: 'include', redirect: 'manual' });
}
// const firefox = navigator.userAgent.match(/Firefox\/(\d+)/);
// const invalidOnlyIfCached = firefox && firefox[1] < 60;
// Cause a new version of a registered Service Worker to replace an existing one
// 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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self.addEventListener('activate', function(event) {
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event.waitUntil(self.clients.claim());
});
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self.addEventListener('fetch', function(event) {
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const url = new URL(event.request.url);
if (url.pathname === '/auth/sign_out') {
const asyncResponse = fetch(event.request);
const asyncCache = openWebCache();
event.respondWith(asyncResponse.then(response => {
if (response.ok || response.type === 'opaqueredirect') {
return Promise.all([
asyncCache.then(cache => cache.delete('/')),
indexedDB.deleteDatabase('gabsocial'),
]).then(() => response);
}
return response;
}));
} else if (
url.pathname.startsWith('/system') ||
url.pathname.startsWith('/api') ||
url.pathname.startsWith('/settings') ||
url.pathname.startsWith('/media') ||
url.pathname.startsWith('/admin') ||
url.pathname.startsWith('/about') ||
url.pathname.startsWith('/auth') ||
url.pathname.startsWith('/oauth') ||
url.pathname.startsWith('/invites') ||
url.pathname.startsWith('/pghero') ||
url.pathname.startsWith('/sidekiq') ||
url.pathname.startsWith('/filters') ||
url.pathname.startsWith('/tags') ||
url.pathname.startsWith('/emojis') ||
url.pathname.startsWith('/inbox') ||
url.pathname.startsWith('/accounts') ||
url.pathname.startsWith('/user') ||
url.pathname.startsWith('/users') ||
url.pathname.startsWith('/src') ||
url.pathname.startsWith('/public') ||
url.pathname.startsWith('/avatars') ||
url.pathname.startsWith('/authorize_follow') ||
url.pathname.startsWith('/media_proxy') ||
url.pathname.startsWith('/relationships')) {
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//non-webapp routes
} else if (url.pathname.startsWith('/')) {
// : TODO : if is /web
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// const asyncResponse = fetchRoot();
// const asyncCache = openWebCache();
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// event.respondWith(asyncResponse.then(
// response => {
// const clonedResponse = response.clone();
// asyncCache.then(cache => cache.put('/', clonedResponse)).catch();
// return response;
// },
// () => asyncCache.then(cache => cache.match('/'))));
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} /* else if (storageFreeable && (ATTACHMENT_HOST ? url.host === ATTACHMENT_HOST : url.pathname.startsWith('/system/'))) {
event.respondWith(openSystemCache().then(cache => {
return cache.match(event.request.url).then(cached => {
if (cached === undefined) {
const asyncResponse = invalidOnlyIfCached && event.request.cache === 'only-if-cached' ?
fetch(event.request, { cache: 'no-cache' }) : fetch(event.request);
return asyncResponse.then(response => {
if (response.ok) {
cache
.put(event.request.url, response.clone())
.catch(()=>{}).then(freeStorage()).catch();
}
return response;
});
}
return cached;
});
}));
} */
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});