Web Push Notifications (#3243)

* feat: Register push subscription

* feat: Notify when mentioned

* feat: Boost, favourite, reply, follow, follow request

* feat: Notification interaction

* feat: Handle change of public key

* feat: Unsubscribe if things go wrong

* feat: Do not send normal notifications if push is enabled

* feat: Focus client if open

* refactor: Move push logic to WebPushSubscription

* feat: Better title and body

* feat: Localize messages

* chore: Fix lint errors

* feat: Settings

* refactor: Lazy load

* fix: Check if push settings exist

* feat: Device-based preferences

* refactor: Simplify logic

* refactor: Pull request feedback

* refactor: Pull request feedback

* refactor: Create /api/web/push_subscriptions endpoint

* feat: Spec PushSubscriptionController

* refactor: WebPushSubscription => Web::PushSubscription

* feat: Spec Web::PushSubscription

* feat: Display first media attachment

* feat: Support direction

* fix: Stuff broken while rebasing

* refactor: Integration with session activations

* refactor: Cleanup

* refactor: Simplify implementation

* feat: Set VAPID keys via environment

* chore: Comments

* fix: Crash when no alerts

* fix: Set VAPID keys in testing environment

* fix: Follow link

* feat: Notification actions

* fix: Delete previous subscription

* chore: Temporary logs

* refactor: Move migration to a later date

* fix: Fetch the correct session activation and misc bugs

* refactor: Move migration to a later date

* fix: Remove follow request (no notifications)

* feat: Send administrator contact to push service

* feat: Set time-to-live

* fix: Do not show sensitive images

* fix: Reducer crash in error handling

* feat: Add badge

* chore: Fix lint error

* fix: Checkbox label overlap

* fix: Check for payload support

* fix: Rename action "type" (crash in latest Chrome)

* feat: Action to expand notification

* fix: Lint errors

* fix: Unescape notification body

* fix: Do not allow boosting if the status is hidden

* feat: Add VAPID keys to the production sample environment

* fix: Strip HTML tags from status

* refactor: Better error messages

* refactor: Handle browser not implementing the VAPID protocol (Samsung Internet)

* fix: Error when target_status is nil

* fix: Handle lack of image

* fix: Delete reference to invalid subscriptions

* feat: Better error handling

* fix: Unescape HTML characters after tags are striped

* refactor: Simpify code

* fix: Modify to work with #4091

* Sort strings alphabetically

* i18n: Updated Polish translation

it annoys me that it's not fully localized :P

* refactor: Use current_session in PushSubscriptionController

* fix: Rebase mistake

* fix: Set cacheName to mastodon

* refactor: Pull request feedback

* refactor: Remove logging statements

* chore(yarn): Fix conflicts with master

* chore(yarn): Copy latest from master

* chore(yarn): Readd offline-plugin

* refactor: Use save! and update!

* refactor: Send notifications async

* fix: Allow retry when push fails

* fix: Save track for failed pushes

* fix: Minify sw.js

* fix: Remove account_id from fabricator

1 files changed, 51 insertions, 0 deletions

diff --git a/app/javascript/mastodon/reducers/push_notifications.js b/app/javascript/mastodon/reducers/push_notifications.js
new file mode 100644
index 000000000..31a40d246
--- /dev/null
+++ b/app/javascript/mastodon/reducers/push_notifications.js
@@ -0,0 +1,51 @@
+import { STORE_HYDRATE } from '../actions/store';
+import { SET_BROWSER_SUPPORT, SET_SUBSCRIPTION, CLEAR_SUBSCRIPTION, ALERTS_CHANGE } from '../actions/push_notifications';
+import Immutable from 'immutable';
+
+const initialState = Immutable.Map({
+  subscription: null,
+  alerts: new Immutable.Map({
+    follow: false,
+    favourite: false,
+    reblog: false,
+    mention: false,
+  }),
+  isSubscribed: false,
+  browserSupport: false,
+});
+
+export default function push_subscriptions(state = initialState, action) {
+  switch(action.type) {
+  case STORE_HYDRATE: {
+    const push_subscription = action.state.get('push_subscription');
+
+    if (push_subscription) {
+      return state
+        .set('subscription', new Immutable.Map({
+          id: push_subscription.get('id'),
+          endpoint: push_subscription.get('endpoint'),
+        }))
+        .set('alerts', push_subscription.get('alerts') || initialState.get('alerts'))
+        .set('isSubscribed', true);
+    }
+
+    return state;
+  }
+  case SET_SUBSCRIPTION:
+    return state
+      .set('subscription', new Immutable.Map({
+        id: action.subscription.id,
+        endpoint: action.subscription.endpoint,
+      }))
+      .set('alerts', new Immutable.Map(action.subscription.alerts))
+      .set('isSubscribed', true);
+  case SET_BROWSER_SUPPORT:
+    return state.set('browserSupport', action.value);
+  case CLEAR_SUBSCRIPTION:
+    return initialState;
+  case ALERTS_CHANGE:
+    return state.setIn(action.key, action.value);
+  default:
+    return state;
+  }
+};