diff options
author | beatrix <beatrix.bitrot@gmail.com> | 2017-12-06 17:44:07 -0500 |
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committer | GitHub <noreply@github.com> | 2017-12-06 17:44:07 -0500 |
commit | 81b01457598459c42a7b14d9aa14f91ba60dcae1 (patch) | |
tree | 7d3e6dadb75f3be95e5a5ed8b7ecfe90e7711831 /app/javascript/themes/glitch/util/web_push_subscription.js | |
parent | f1cbea77a4a52929244198dcbde26d63d837489a (diff) | |
parent | 017fc81caf8f265e5c5543186877437485625795 (diff) |
Merge pull request #229 from glitch-soc/glitch-theme
Advanced Next-Level Flavours And Skins For Mastodon™
Diffstat (limited to 'app/javascript/themes/glitch/util/web_push_subscription.js')
-rw-r--r-- | app/javascript/themes/glitch/util/web_push_subscription.js | 105 |
1 files changed, 0 insertions, 105 deletions
diff --git a/app/javascript/themes/glitch/util/web_push_subscription.js b/app/javascript/themes/glitch/util/web_push_subscription.js deleted file mode 100644 index 70b26105b..000000000 --- a/app/javascript/themes/glitch/util/web_push_subscription.js +++ /dev/null @@ -1,105 +0,0 @@ -import axios from 'axios'; -import { store } from 'themes/glitch/containers/mastodon'; -import { setBrowserSupport, setSubscription, clearSubscription } from 'themes/glitch/actions/push_notifications'; - -// Taken from https://www.npmjs.com/package/web-push -const urlBase64ToUint8Array = (base64String) => { - const padding = '='.repeat((4 - base64String.length % 4) % 4); - const base64 = (base64String + padding) - .replace(/\-/g, '+') - .replace(/_/g, '/'); - - const rawData = window.atob(base64); - const outputArray = new Uint8Array(rawData.length); - - for (let i = 0; i < rawData.length; ++i) { - outputArray[i] = rawData.charCodeAt(i); - } - return outputArray; -}; - -const getApplicationServerKey = () => document.querySelector('[name="applicationServerKey"]').getAttribute('content'); - -const getRegistration = () => navigator.serviceWorker.ready; - -const getPushSubscription = (registration) => - registration.pushManager.getSubscription() - .then(subscription => ({ registration, subscription })); - -const subscribe = (registration) => - registration.pushManager.subscribe({ - userVisibleOnly: true, - applicationServerKey: urlBase64ToUint8Array(getApplicationServerKey()), - }); - -const unsubscribe = ({ registration, subscription }) => - subscription ? subscription.unsubscribe().then(() => registration) : registration; - -const sendSubscriptionToBackend = (subscription) => - axios.post('/api/web/push_subscriptions', { - subscription, - }).then(response => response.data); - -// Last one checks for payload support: https://web-push-book.gauntface.com/chapter-06/01-non-standards-browsers/#no-payload -const supportsPushNotifications = ('serviceWorker' in navigator && 'PushManager' in window && 'getKey' in PushSubscription.prototype); - -export function register () { - store.dispatch(setBrowserSupport(supportsPushNotifications)); - - if (supportsPushNotifications) { - if (!getApplicationServerKey()) { - console.error('The VAPID public key is not set. You will not be able to receive Web Push Notifications.'); - return; - } - - getRegistration() - .then(getPushSubscription) - .then(({ registration, subscription }) => { - if (subscription !== null) { - // We have a subscription, check if it is still valid - const currentServerKey = (new Uint8Array(subscription.options.applicationServerKey)).toString(); - const subscriptionServerKey = urlBase64ToUint8Array(getApplicationServerKey()).toString(); - const serverEndpoint = store.getState().getIn(['push_notifications', 'subscription', 'endpoint']); - - // If the VAPID public key did not change and the endpoint corresponds - // to the endpoint saved in the backend, the subscription is valid - if (subscriptionServerKey === currentServerKey && subscription.endpoint === serverEndpoint) { - return subscription; - } else { - // Something went wrong, try to subscribe again - return unsubscribe({ registration, subscription }).then(subscribe).then(sendSubscriptionToBackend); - } - } - - // No subscription, try to subscribe - return subscribe(registration).then(sendSubscriptionToBackend); - }) - .then(subscription => { - // If we got a PushSubscription (and not a subscription object from the backend) - // it means that the backend subscription is valid (and was set during hydration) - if (!(subscription instanceof PushSubscription)) { - store.dispatch(setSubscription(subscription)); - } - }) - .catch(error => { - if (error.code === 20 && error.name === 'AbortError') { - console.warn('Your browser supports Web Push Notifications, but does not seem to implement the VAPID protocol.'); - } else if (error.code === 5 && error.name === 'InvalidCharacterError') { - console.error('The VAPID public key seems to be invalid:', getApplicationServerKey()); - } - - // Clear alerts and hide UI settings - store.dispatch(clearSubscription()); - - try { - getRegistration() - .then(getPushSubscription) - .then(unsubscribe); - } catch (e) { - - } - }); - } else { - console.warn('Your browser does not support Web Push Notifications.'); - } -} |