266 lines
9.1 KiB
JavaScript
266 lines
9.1 KiB
JavaScript
/*
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Copyright 2015, 2016 OpenMarket Ltd
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Copyright 2017 Vector Creations Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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var MatrixClientPeg = require("./MatrixClientPeg");
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var PlatformPeg = require("./PlatformPeg");
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var TextForEvent = require('./TextForEvent');
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var Avatar = require('./Avatar');
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var dis = require("./dispatcher");
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/*
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* Dispatches:
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* {
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* action: "notifier_enabled",
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* value: boolean
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* }
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*/
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var Notifier = {
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notifsByRoom: {},
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notificationMessageForEvent: function(ev) {
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return TextForEvent.textForEvent(ev);
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},
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_displayPopupNotification: function(ev, room) {
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const plaf = PlatformPeg.get();
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if (!plaf) {
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return;
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}
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if (!plaf.supportsNotifications() || !plaf.maySendNotifications()) {
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return;
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}
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if (global.document.hasFocus()) {
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return;
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}
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var msg = this.notificationMessageForEvent(ev);
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if (!msg) return;
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var title;
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if (!ev.sender || room.name == ev.sender.name) {
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title = room.name;
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// notificationMessageForEvent includes sender,
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// but we already have the sender here
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if (ev.getContent().body) msg = ev.getContent().body;
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} else if (ev.getType() == 'm.room.member') {
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// context is all in the message here, we don't need
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// to display sender info
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title = room.name;
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} else if (ev.sender) {
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title = ev.sender.name + " (" + room.name + ")";
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// notificationMessageForEvent includes sender,
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// but we've just out sender in the title
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if (ev.getContent().body) msg = ev.getContent().body;
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}
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var avatarUrl = ev.sender ? Avatar.avatarUrlForMember(
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ev.sender, 40, 40, 'crop'
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) : null;
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const notif = plaf.displayNotification(title, msg, avatarUrl, room);
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// if displayNotification returns non-null, the platform supports
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// clearing notifications later, so keep track of this.
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if (notif) {
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if (this.notifsByRoom[ev.getRoomId()] === undefined) this.notifsByRoom[ev.getRoomId()] = [];
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this.notifsByRoom[ev.getRoomId()].push(notif);
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}
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},
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_playAudioNotification: function(ev, room) {
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var e = document.getElementById("messageAudio");
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if (e) {
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e.load();
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e.play();
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}
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},
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start: function() {
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this.boundOnRoomTimeline = this.onRoomTimeline.bind(this);
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this.boundOnSyncStateChange = this.onSyncStateChange.bind(this);
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this.boundOnRoomReceipt = this.onRoomReceipt.bind(this);
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MatrixClientPeg.get().on('Room.timeline', this.boundOnRoomTimeline);
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MatrixClientPeg.get().on("Room.receipt", this.boundOnRoomReceipt);
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MatrixClientPeg.get().on("sync", this.boundOnSyncStateChange);
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this.toolbarHidden = false;
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this.isPrepared = false;
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},
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stop: function() {
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if (MatrixClientPeg.get() && this.boundOnRoomTimeline) {
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MatrixClientPeg.get().removeListener('Room.timeline', this.boundOnRoomTimeline);
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MatrixClientPeg.get().removeListener("Room.receipt", this.boundOnRoomReceipt);
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MatrixClientPeg.get().removeListener('sync', this.boundOnSyncStateChange);
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}
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this.isPrepared = false;
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},
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supportsDesktopNotifications: function() {
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const plaf = PlatformPeg.get();
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return plaf && plaf.supportsNotifications();
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},
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setEnabled: function(enable, callback) {
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const plaf = PlatformPeg.get();
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if (!plaf) return;
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// make sure that we persist the current setting audio_enabled setting
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// before changing anything
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if (global.localStorage) {
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if(global.localStorage.getItem('audio_notifications_enabled') == null) {
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this.setAudioEnabled(this.isEnabled());
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}
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}
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if (enable) {
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// Attempt to get permission from user
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plaf.requestNotificationPermission().done((result) => {
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if (result !== 'granted') {
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// The permission request was dismissed or denied
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return;
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}
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if (global.localStorage) {
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global.localStorage.setItem('notifications_enabled', 'true');
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}
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if (callback) callback();
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dis.dispatch({
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action: "notifier_enabled",
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value: true
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});
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});
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// clear the notifications_hidden flag, so that if notifications are
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// disabled again in the future, we will show the banner again.
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this.setToolbarHidden(false);
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} else {
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if (!global.localStorage) return;
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global.localStorage.setItem('notifications_enabled', 'false');
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dis.dispatch({
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action: "notifier_enabled",
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value: false
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});
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}
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},
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isEnabled: function() {
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const plaf = PlatformPeg.get();
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if (!plaf) return false;
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if (!plaf.supportsNotifications()) return false;
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if (!plaf.maySendNotifications()) return false;
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if (!global.localStorage) return true;
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var enabled = global.localStorage.getItem('notifications_enabled');
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if (enabled === null) return true;
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return enabled === 'true';
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},
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setAudioEnabled: function(enable) {
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if (!global.localStorage) return;
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global.localStorage.setItem('audio_notifications_enabled',
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enable ? 'true' : 'false');
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},
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isAudioEnabled: function(enable) {
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if (!global.localStorage) return true;
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var enabled = global.localStorage.getItem(
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'audio_notifications_enabled');
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// default to true if the popups are enabled
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if (enabled === null) return this.isEnabled();
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return enabled === 'true';
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},
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setToolbarHidden: function(hidden, persistent = true) {
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this.toolbarHidden = hidden;
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// XXX: why are we dispatching this here?
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// this is nothing to do with notifier_enabled
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dis.dispatch({
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action: "notifier_enabled",
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value: this.isEnabled()
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});
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// update the info to localStorage for persistent settings
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if (persistent && global.localStorage) {
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global.localStorage.setItem('notifications_hidden', hidden);
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}
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},
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isToolbarHidden: function() {
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// Check localStorage for any such meta data
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if (global.localStorage) {
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if (global.localStorage.getItem('notifications_hidden') === 'true') {
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return true;
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}
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}
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return this.toolbarHidden;
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},
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onSyncStateChange: function(state) {
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if (state === "PREPARED" || state === "SYNCING") {
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this.isPrepared = true;
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}
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else if (state === "STOPPED" || state === "ERROR") {
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this.isPrepared = false;
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}
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},
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onRoomTimeline: function(ev, room, toStartOfTimeline, removed, data) {
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if (toStartOfTimeline) return;
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if (!room) return;
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if (!this.isPrepared) return; // don't alert for any messages initially
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if (ev.sender && ev.sender.userId == MatrixClientPeg.get().credentials.userId) return;
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if (data.timeline.getTimelineSet() !== room.getUnfilteredTimelineSet()) return;
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var actions = MatrixClientPeg.get().getPushActionsForEvent(ev);
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if (actions && actions.notify) {
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if (this.isEnabled()) {
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this._displayPopupNotification(ev, room);
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}
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if (actions.tweaks.sound && this.isAudioEnabled()) {
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this._playAudioNotification(ev, room);
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}
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}
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},
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onRoomReceipt: function(ev, room) {
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if (room.getUnreadNotificationCount() == 0) {
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// ideally we would clear each notification when it was read,
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// but we have no way, given a read receipt, to know whether
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// the receipt comes before or after an event, so we can't
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// do this. Instead, clear all notifications for a room once
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// there are no notifs left in that room., which is not quite
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// as good but it's something.
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const plaf = PlatformPeg.get();
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if (!plaf) return;
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if (this.notifsByRoom[room.roomId] === undefined) return;
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for (const notif of this.notifsByRoom[room.roomId]) {
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plaf.clearNotification(notif);
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}
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delete this.notifsByRoom[room.roomId];
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}
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}
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};
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if (!global.mxNotifier) {
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global.mxNotifier = Notifier;
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}
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module.exports = global.mxNotifier;
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