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Diffstat (limited to 'js/ui/notificationDaemon.js')
| -rw-r--r-- | js/ui/notificationDaemon.js | 771 |
1 files changed, 771 insertions, 0 deletions
diff --git a/js/ui/notificationDaemon.js b/js/ui/notificationDaemon.js new file mode 100644 index 0000000..b27158e --- /dev/null +++ b/js/ui/notificationDaemon.js @@ -0,0 +1,771 @@ +// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*- +/* exported NotificationDaemon */ + +const { GdkPixbuf, Gio, GLib, GObject, Shell, St } = imports.gi; + +const Config = imports.misc.config; +const Main = imports.ui.main; +const MessageTray = imports.ui.messageTray; +const Params = imports.misc.params; + +const { loadInterfaceXML } = imports.misc.fileUtils; + +const FdoNotificationsIface = loadInterfaceXML('org.freedesktop.Notifications'); + +var NotificationClosedReason = { + EXPIRED: 1, + DISMISSED: 2, + APP_CLOSED: 3, + UNDEFINED: 4, +}; + +var Urgency = { + LOW: 0, + NORMAL: 1, + CRITICAL: 2, +}; + +var FdoNotificationDaemon = class FdoNotificationDaemon { + constructor() { + this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(FdoNotificationsIface, this); + this._dbusImpl.export(Gio.DBus.session, '/org/freedesktop/Notifications'); + + this._sources = []; + this._notifications = {}; + + this._nextNotificationId = 1; + } + + _imageForNotificationData(hints) { + if (hints['image-data']) { + const [ + width, height, rowStride, hasAlpha, + bitsPerSample, nChannels_, data, + ] = hints['image-data']; + return Shell.util_create_pixbuf_from_data(data, GdkPixbuf.Colorspace.RGB, hasAlpha, + bitsPerSample, width, height, rowStride); + } else if (hints['image-path']) { + return this._iconForNotificationData(hints['image-path']); + } + return null; + } + + _fallbackIconForNotificationData(hints) { + let stockIcon; + switch (hints.urgency) { + case Urgency.LOW: + case Urgency.NORMAL: + stockIcon = 'dialog-information'; + break; + case Urgency.CRITICAL: + stockIcon = 'dialog-error'; + break; + } + return new Gio.ThemedIcon({ name: stockIcon }); + } + + _iconForNotificationData(icon) { + if (icon) { + if (icon.substr(0, 7) == 'file://') + return new Gio.FileIcon({ file: Gio.File.new_for_uri(icon) }); + else if (icon[0] == '/') + return new Gio.FileIcon({ file: Gio.File.new_for_path(icon) }); + else + return new Gio.ThemedIcon({ name: icon }); + } + return null; + } + + _lookupSource(title, pid) { + for (let i = 0; i < this._sources.length; i++) { + let source = this._sources[i]; + if (source.pid == pid && source.initialTitle == title) + return source; + } + return null; + } + + // Returns the source associated with ndata.notification if it is set. + // If the existing or requested source is associated with a tray icon + // and passed in pid matches a pid of an existing source, the title + // match is ignored to enable representing a tray icon and notifications + // from the same application with a single source. + // + // If no existing source is found, a new source is created as long as + // pid is provided. + _getSource(title, pid, ndata, sender) { + if (!pid && !(ndata && ndata.notification)) + throw new Error('Either a pid or ndata.notification is needed'); + + // We use notification's source for the notifications we still have + // around that are getting replaced because we don't keep sources + // for transient notifications in this._sources, but we still want + // the notification associated with them to get replaced correctly. + if (ndata && ndata.notification) + return ndata.notification.source; + + let source = this._lookupSource(title, pid); + if (source) { + source.setTitle(title); + return source; + } + + const appId = ndata?.hints['desktop-entry']; + source = new FdoNotificationDaemonSource(title, pid, sender, appId); + + this._sources.push(source); + source.connect('destroy', () => { + let index = this._sources.indexOf(source); + if (index >= 0) + this._sources.splice(index, 1); + }); + + Main.messageTray.add(source); + return source; + } + + NotifyAsync(params, invocation) { + let [appName, replacesId, icon, summary, body, actions, hints, timeout] = params; + let id; + + for (let hint in hints) { + // unpack the variants + hints[hint] = hints[hint].deepUnpack(); + } + + hints = Params.parse(hints, { urgency: Urgency.NORMAL }, true); + + // Filter out chat, presence, calls and invitation notifications from + // Empathy, since we handle that information from telepathyClient.js + // + // Note that empathy uses im.received for one to one chats and + // x-empathy.im.mentioned for multi-user, so we're good here + if (appName == 'Empathy' && hints['category'] == 'im.received') { + // Ignore replacesId since we already sent back a + // NotificationClosed for that id. + id = this._nextNotificationId++; + let idleId = GLib.idle_add(GLib.PRIORITY_DEFAULT, () => { + this._emitNotificationClosed(id, NotificationClosedReason.DISMISSED); + return GLib.SOURCE_REMOVE; + }); + GLib.Source.set_name_by_id(idleId, '[gnome-shell] this._emitNotificationClosed'); + return invocation.return_value(GLib.Variant.new('(u)', [id])); + } + + // Be compatible with the various hints for image data and image path + // 'image-data' and 'image-path' are the latest name of these hints, introduced in 1.2 + + if (!hints['image-path'] && hints['image_path']) + hints['image-path'] = hints['image_path']; // version 1.1 of the spec + + if (!hints['image-data']) { + if (hints['image_data']) + hints['image-data'] = hints['image_data']; // version 1.1 of the spec + else if (hints['icon_data'] && !hints['image-path']) + // early versions of the spec; 'icon_data' should only be used if 'image-path' is not available + hints['image-data'] = hints['icon_data']; + } + + const ndata = { + appName, + icon, + summary, + body, + actions, + hints, + timeout, + }; + if (replacesId != 0 && this._notifications[replacesId]) { + ndata.id = id = replacesId; + ndata.notification = this._notifications[replacesId].notification; + } else { + replacesId = 0; + ndata.id = id = this._nextNotificationId++; + } + this._notifications[id] = ndata; + + let sender = invocation.get_sender(); + let pid = hints['sender-pid']; + + let source = this._getSource(appName, pid, ndata, sender, null); + this._notifyForSource(source, ndata); + + return invocation.return_value(GLib.Variant.new('(u)', [id])); + } + + _notifyForSource(source, ndata) { + const { icon, summary, body, actions, hints } = ndata; + let { notification } = ndata; + + if (notification == null) { + notification = new MessageTray.Notification(source); + ndata.notification = notification; + notification.connect('destroy', (n, reason) => { + delete this._notifications[ndata.id]; + let notificationClosedReason; + switch (reason) { + case MessageTray.NotificationDestroyedReason.EXPIRED: + notificationClosedReason = NotificationClosedReason.EXPIRED; + break; + case MessageTray.NotificationDestroyedReason.DISMISSED: + notificationClosedReason = NotificationClosedReason.DISMISSED; + break; + case MessageTray.NotificationDestroyedReason.SOURCE_CLOSED: + notificationClosedReason = NotificationClosedReason.APP_CLOSED; + break; + } + this._emitNotificationClosed(ndata.id, notificationClosedReason); + }); + } + + // 'image-data' (or 'image-path') takes precedence over 'app-icon'. + let gicon = this._imageForNotificationData(hints); + + if (!gicon) + gicon = this._iconForNotificationData(icon); + + if (!gicon) + gicon = this._fallbackIconForNotificationData(hints); + + const soundFile = 'sound-file' in hints + ? Gio.File.new_for_path(hints['sound-file']) : null; + + notification.update(summary, body, { + gicon, + bannerMarkup: true, + clear: true, + soundFile, + soundName: hints['sound-name'], + }); + + let hasDefaultAction = false; + + if (actions.length) { + for (let i = 0; i < actions.length - 1; i += 2) { + let [actionId, label] = [actions[i], actions[i + 1]]; + if (actionId == 'default') { + hasDefaultAction = true; + } else { + notification.addAction(label, () => { + this._emitActionInvoked(ndata.id, actionId); + }); + } + } + } + + if (hasDefaultAction) { + notification.connect('activated', () => { + this._emitActionInvoked(ndata.id, 'default'); + }); + } else { + notification.connect('activated', () => { + source.open(); + }); + } + + switch (hints.urgency) { + case Urgency.LOW: + notification.setUrgency(MessageTray.Urgency.LOW); + break; + case Urgency.NORMAL: + notification.setUrgency(MessageTray.Urgency.NORMAL); + break; + case Urgency.CRITICAL: + notification.setUrgency(MessageTray.Urgency.CRITICAL); + break; + } + notification.setResident(!!hints.resident); + // 'transient' is a reserved keyword in JS, so we have to retrieve the value + // of the 'transient' hint with hints['transient'] rather than hints.transient + notification.setTransient(!!hints['transient']); + + let privacyScope = hints['x-gnome-privacy-scope'] || 'user'; + notification.setPrivacyScope(privacyScope == 'system' + ? MessageTray.PrivacyScope.SYSTEM + : MessageTray.PrivacyScope.USER); + + let sourceGIcon = source.useNotificationIcon ? gicon : null; + source.processNotification(notification, sourceGIcon); + } + + CloseNotification(id) { + let ndata = this._notifications[id]; + if (ndata) { + if (ndata.notification) + ndata.notification.destroy(MessageTray.NotificationDestroyedReason.SOURCE_CLOSED); + delete this._notifications[id]; + } + } + + GetCapabilities() { + return [ + 'actions', + // 'action-icons', + 'body', + // 'body-hyperlinks', + // 'body-images', + 'body-markup', + // 'icon-multi', + 'icon-static', + 'persistence', + 'sound', + ]; + } + + GetServerInformation() { + return [ + Config.PACKAGE_NAME, + 'GNOME', + Config.PACKAGE_VERSION, + '1.2', + ]; + } + + _emitNotificationClosed(id, reason) { + this._dbusImpl.emit_signal('NotificationClosed', + GLib.Variant.new('(uu)', [id, reason])); + } + + _emitActionInvoked(id, action) { + this._dbusImpl.emit_signal('ActionInvoked', + GLib.Variant.new('(us)', [id, action])); + } +}; + +var FdoNotificationDaemonSource = GObject.registerClass( +class FdoNotificationDaemonSource extends MessageTray.Source { + _init(title, pid, sender, appId) { + this.pid = pid; + this.initialTitle = title; + this.app = this._getApp(appId); + + super._init(title); + + if (this.app) + this.title = this.app.get_name(); + else + this.useNotificationIcon = true; + + if (sender) { + this._nameWatcherId = Gio.DBus.session.watch_name(sender, + Gio.BusNameWatcherFlags.NONE, + null, + this._onNameVanished.bind(this)); + } else { + this._nameWatcherId = 0; + } + } + + _createPolicy() { + if (this.app && this.app.get_app_info()) { + let id = this.app.get_id().replace(/\.desktop$/, ''); + return new MessageTray.NotificationApplicationPolicy(id); + } else { + return new MessageTray.NotificationGenericPolicy(); + } + } + + _onNameVanished() { + // Destroy the notification source when its sender is removed from DBus. + // Only do so if this.app is set to avoid removing "notify-send" sources, senders + // of which аre removed from DBus immediately. + // Sender being removed from DBus would normally result in a tray icon being removed, + // so allow the code path that handles the tray icon being removed to handle that case. + if (this.app) + this.destroy(); + } + + processNotification(notification, gicon) { + if (gicon) + this._gicon = gicon; + this.iconUpdated(); + + let tracker = Shell.WindowTracker.get_default(); + if (notification.resident && this.app && tracker.focus_app == this.app) + this.pushNotification(notification); + else + this.showNotification(notification); + } + + _getApp(appId) { + const appSys = Shell.AppSystem.get_default(); + let app; + + app = Shell.WindowTracker.get_default().get_app_from_pid(this.pid); + if (app != null) + return app; + + if (appId) + app = appSys.lookup_app(`${appId}.desktop`); + + if (!app) + app = appSys.lookup_app(`${this.initialTitle}.desktop`); + + return app; + } + + setTitle(title) { + // Do nothing if .app is set, we don't want to override the + // app name with whatever is provided through libnotify (usually + // garbage) + if (this.app) + return; + + super.setTitle(title); + } + + open() { + this.openApp(); + this.destroyNonResidentNotifications(); + } + + openApp() { + if (this.app == null) + return; + + this.app.activate(); + Main.overview.hide(); + Main.panel.closeCalendar(); + } + + destroy() { + if (this._nameWatcherId) { + Gio.DBus.session.unwatch_name(this._nameWatcherId); + this._nameWatcherId = 0; + } + + super.destroy(); + } + + createIcon(size) { + if (this.app) { + return this.app.create_icon_texture(size); + } else if (this._gicon) { + return new St.Icon({ + gicon: this._gicon, + icon_size: size, + }); + } else { + return null; + } + } +}); + +const PRIORITY_URGENCY_MAP = { + low: MessageTray.Urgency.LOW, + normal: MessageTray.Urgency.NORMAL, + high: MessageTray.Urgency.HIGH, + urgent: MessageTray.Urgency.CRITICAL, +}; + +var GtkNotificationDaemonNotification = GObject.registerClass( +class GtkNotificationDaemonNotification extends MessageTray.Notification { + _init(source, notification) { + super._init(source); + this._serialized = GLib.Variant.new('a{sv}', notification); + + const { + title, + body, + icon: gicon, + urgent, + priority, + buttons, + 'default-action': defaultAction, + 'default-action-target': defaultActionTarget, + timestamp: time, + } = notification; + + if (priority) { + let urgency = PRIORITY_URGENCY_MAP[priority.unpack()]; + this.setUrgency(urgency != undefined ? urgency : MessageTray.Urgency.NORMAL); + } else if (urgent) { + this.setUrgency(urgent.unpack() + ? MessageTray.Urgency.CRITICAL + : MessageTray.Urgency.NORMAL); + } else { + this.setUrgency(MessageTray.Urgency.NORMAL); + } + + if (buttons) { + buttons.deepUnpack().forEach(button => { + this.addAction(button.label.unpack(), () => { + this._onButtonClicked(button); + }); + }); + } + + this._defaultAction = defaultAction?.unpack(); + this._defaultActionTarget = defaultActionTarget; + + this.update(title.unpack(), body?.unpack(), { + gicon: gicon + ? Gio.icon_deserialize(gicon) : null, + datetime: time + ? GLib.DateTime.new_from_unix_local(time.unpack()) : null, + }); + } + + _activateAction(namespacedActionId, target) { + if (namespacedActionId) { + if (namespacedActionId.startsWith('app.')) { + let actionId = namespacedActionId.slice('app.'.length); + this.source.activateAction(actionId, target); + } + } else { + this.source.open(); + } + } + + _onButtonClicked(button) { + let { action, target } = button; + this._activateAction(action.unpack(), target); + } + + activate() { + this._activateAction(this._defaultAction, this._defaultActionTarget); + super.activate(); + } + + serialize() { + return this._serialized; + } +}); + +const FdoApplicationIface = loadInterfaceXML('org.freedesktop.Application'); +const FdoApplicationProxy = Gio.DBusProxy.makeProxyWrapper(FdoApplicationIface); + +function objectPathFromAppId(appId) { + return `/${appId.replace(/\./g, '/').replace(/-/g, '_')}`; +} + +function getPlatformData() { + let startupId = GLib.Variant.new('s', `_TIME${global.get_current_time()}`); + return { "desktop-startup-id": startupId }; +} + +function InvalidAppError() {} + +var GtkNotificationDaemonAppSource = GObject.registerClass( +class GtkNotificationDaemonAppSource extends MessageTray.Source { + _init(appId) { + let objectPath = objectPathFromAppId(appId); + if (!GLib.Variant.is_object_path(objectPath)) + throw new InvalidAppError(); + + let app = Shell.AppSystem.get_default().lookup_app(`${appId}.desktop`); + if (!app) + throw new InvalidAppError(); + + this._appId = appId; + this._app = app; + this._objectPath = objectPath; + + super._init(app.get_name()); + + this._notifications = {}; + this._notificationPending = false; + } + + createIcon(size) { + return this._app.create_icon_texture(size); + } + + _createPolicy() { + return new MessageTray.NotificationApplicationPolicy(this._appId); + } + + _createApp() { + return new Promise((resolve, reject) => { + new FdoApplicationProxy(Gio.DBus.session, + this._appId, this._objectPath, (proxy, err) => { + if (err) + reject(err); + else + resolve(proxy); + }); + }); + } + + _createNotification(params) { + return new GtkNotificationDaemonNotification(this, params); + } + + async activateAction(actionId, target) { + try { + const app = await this._createApp(); + const params = target ? [target] : []; + app.ActivateActionAsync(actionId, params, getPlatformData()); + } catch (error) { + logError(error, 'Failed to activate application proxy'); + } + Main.overview.hide(); + Main.panel.closeCalendar(); + } + + async open() { + try { + const app = await this._createApp(); + app.ActivateAsync(getPlatformData()); + } catch (error) { + logError(error, 'Failed to open application proxy'); + } + Main.overview.hide(); + Main.panel.closeCalendar(); + } + + addNotification(notificationId, notificationParams, showBanner) { + this._notificationPending = true; + + if (this._notifications[notificationId]) + this._notifications[notificationId].destroy(MessageTray.NotificationDestroyedReason.REPLACED); + + let notification = this._createNotification(notificationParams); + notification.connect('destroy', () => { + delete this._notifications[notificationId]; + }); + this._notifications[notificationId] = notification; + + if (showBanner) + this.showNotification(notification); + else + this.pushNotification(notification); + + this._notificationPending = false; + } + + destroy(reason) { + if (this._notificationPending) + return; + super.destroy(reason); + } + + removeNotification(notificationId) { + if (this._notifications[notificationId]) + this._notifications[notificationId].destroy(MessageTray.NotificationDestroyedReason.SOURCE_CLOSED); + } + + serialize() { + let notifications = []; + for (let notificationId in this._notifications) { + let notification = this._notifications[notificationId]; + notifications.push([notificationId, notification.serialize()]); + } + return [this._appId, notifications]; + } +}); + +const GtkNotificationsIface = loadInterfaceXML('org.gtk.Notifications'); + +var GtkNotificationDaemon = class GtkNotificationDaemon { + constructor() { + this._sources = {}; + + this._loadNotifications(); + + this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(GtkNotificationsIface, this); + this._dbusImpl.export(Gio.DBus.session, '/org/gtk/Notifications'); + + Gio.DBus.session.own_name('org.gtk.Notifications', Gio.BusNameOwnerFlags.REPLACE, null, null); + } + + _ensureAppSource(appId) { + if (this._sources[appId]) + return this._sources[appId]; + + let source = new GtkNotificationDaemonAppSource(appId); + + source.connect('destroy', () => { + delete this._sources[appId]; + this._saveNotifications(); + }); + source.connect('notify::count', this._saveNotifications.bind(this)); + Main.messageTray.add(source); + this._sources[appId] = source; + return source; + } + + _loadNotifications() { + this._isLoading = true; + + try { + let value = global.get_persistent_state('a(sa(sv))', 'notifications'); + if (value) { + let sources = value.deepUnpack(); + sources.forEach(([appId, notifications]) => { + if (notifications.length == 0) + return; + + let source; + try { + source = this._ensureAppSource(appId); + } catch (e) { + if (e instanceof InvalidAppError) + return; + throw e; + } + + notifications.forEach(([notificationId, notification]) => { + source.addNotification(notificationId, notification.deepUnpack(), false); + }); + }); + } + } catch (e) { + logError(e, 'Failed to load saved notifications'); + } finally { + this._isLoading = false; + } + } + + _saveNotifications() { + if (this._isLoading) + return; + + let sources = []; + for (let appId in this._sources) { + let source = this._sources[appId]; + sources.push(source.serialize()); + } + + global.set_persistent_state('notifications', new GLib.Variant('a(sa(sv))', sources)); + } + + AddNotificationAsync(params, invocation) { + let [appId, notificationId, notification] = params; + + let source; + try { + source = this._ensureAppSource(appId); + } catch (e) { + if (e instanceof InvalidAppError) { + invocation.return_dbus_error('org.gtk.Notifications.InvalidApp', + `The app by ID "${appId}" could not be found`); + return; + } + throw e; + } + + let timestamp = GLib.DateTime.new_now_local().to_unix(); + notification['timestamp'] = new GLib.Variant('x', timestamp); + + source.addNotification(notificationId, notification, true); + + invocation.return_value(null); + } + + RemoveNotificationAsync(params, invocation) { + let [appId, notificationId] = params; + let source = this._sources[appId]; + if (source) + source.removeNotification(notificationId); + + invocation.return_value(null); + } +}; + +var NotificationDaemon = class NotificationDaemon { + constructor() { + this._fdoNotificationDaemon = new FdoNotificationDaemon(); + this._gtkNotificationDaemon = new GtkNotificationDaemon(); + } +}; |