gnome-shell/js/ui/notificationDaemon.js
Giovanni Campagna 17c46c2452 Port everything to class framework
The last patch in the sequence. Every place that was previously
setting prototype has been ported to Lang.Class, to make code more
concise and allow for better toString().

https://bugzilla.gnome.org/show_bug.cgi?id=664436
2011-11-24 09:50:04 +01:00

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// -*- mode: js; js-indent-level: 4; indent-tabs-mode: nil -*-
const Clutter = imports.gi.Clutter;
const Gio = imports.gi.Gio;
const GLib = imports.gi.GLib;
const Lang = imports.lang;
const Shell = imports.gi.Shell;
const Mainloop = imports.mainloop;
const St = imports.gi.St;
const Config = imports.misc.config;
const Main = imports.ui.main;
const MessageTray = imports.ui.messageTray;
const Params = imports.misc.params;
const Util = imports.misc.util;
let nextNotificationId = 1;
// Should really be defined in Gio.js
const BusIface = <interface name="org.freedesktop.DBus">
<method name="GetConnectionUnixProcessID">
<arg type="s" direction="in" />
<arg type="u" direction="out" />
</method>
</interface>;
var BusProxy = Gio.DBusProxy.makeProxyWrapper(BusIface);
function Bus() {
return new BusProxy(Gio.DBus.session, 'org.freedesktop.DBus', '/org/freedesktop/DBus');
}
const NotificationDaemonIface = <interface name="org.freedesktop.Notifications">
<method name="Notify">
<arg type="s" direction="in"/>
<arg type="u" direction="in"/>
<arg type="s" direction="in"/>
<arg type="s" direction="in"/>
<arg type="s" direction="in"/>
<arg type="as" direction="in"/>
<arg type="a{sv}" direction="in"/>
<arg type="i" direction="in"/>
<arg type="u" direction="out"/>
</method>
<method name="CloseNotification">
<arg type="u" direction="in"/>
</method>
<method name="GetCapabilities">
<arg type="as" direction="out"/>
</method>
<method name="GetServerInformation">
<arg type="s" direction="out"/>
<arg type="s" direction="out"/>
<arg type="s" direction="out"/>
<arg type="s" direction="out"/>
</method>
<signal name="NotificationClosed">
<arg type="u"/>
<arg type="u"/>
</signal>
<signal name="ActionInvoked">
<arg type="u"/>
<arg type="s"/>
</signal>
</interface>;
const NotificationClosedReason = {
EXPIRED: 1,
DISMISSED: 2,
APP_CLOSED: 3,
UNDEFINED: 4
};
const Urgency = {
LOW: 0,
NORMAL: 1,
CRITICAL: 2
};
const rewriteRules = {
'XChat': [
{ pattern: /^XChat: Private message from: (\S*) \(.*\)$/,
replacement: '<$1>' },
{ pattern: /^XChat: New public message from: (\S*) \((.*)\)$/,
replacement: '$2 <$1>' },
{ pattern: /^XChat: Highlighted message from: (\S*) \((.*)\)$/,
replacement: '$2 <$1>' }
]
};
const NotificationDaemon = new Lang.Class({
Name: 'NotificationDaemon',
_init: function() {
this._dbusImpl = Gio.DBusExportedObject.wrapJSObject(NotificationDaemonIface, this);
this._dbusImpl.export(Gio.DBus.session, '/org/freedesktop/Notifications');
this._sources = {};
this._senderToPid = {};
this._notifications = {};
this._busProxy = new Bus();
Main.statusIconDispatcher.connect('message-icon-added', Lang.bind(this, this._onTrayIconAdded));
Main.statusIconDispatcher.connect('message-icon-removed', Lang.bind(this, this._onTrayIconRemoved));
Shell.WindowTracker.get_default().connect('notify::focus-app',
Lang.bind(this, this._onFocusAppChanged));
Main.overview.connect('hidden',
Lang.bind(this, this._onFocusAppChanged));
},
_iconForNotificationData: function(icon, hints, size) {
let textureCache = St.TextureCache.get_default();
// If an icon is not specified, we use 'image-data' or 'image-path' hint for an icon
// and don't show a large image. There are currently many applications that use
// notify_notification_set_icon_from_pixbuf() from libnotify, which in turn sets
// the 'image-data' hint. These applications don't typically pass in 'app_icon'
// argument to Notify() and actually expect the pixbuf to be shown as an icon.
// So the logic here does the right thing for this case. If both an icon and either
// one of 'image-data' or 'image-path' are specified, we show both an icon and
// a large image.
if (icon) {
if (icon.substr(0, 7) == 'file://')
return textureCache.load_uri_async(icon, size, size);
else if (icon[0] == '/') {
let uri = GLib.filename_to_uri(icon, null);
return textureCache.load_uri_async(uri, size, size);
} else
return new St.Icon({ icon_name: icon,
icon_type: St.IconType.FULLCOLOR,
icon_size: size });
} else if (hints['image-data']) {
let [width, height, rowStride, hasAlpha,
bitsPerSample, nChannels, data] = hints['image-data'];
return textureCache.load_from_raw(data, hasAlpha, width, height, rowStride, size);
} else if (hints['image-path']) {
return textureCache.load_uri_async(GLib.filename_to_uri(hints['image-path'], null), size, size);
} else {
let stockIcon;
switch (hints.urgency) {
case Urgency.LOW:
case Urgency.NORMAL:
stockIcon = 'gtk-dialog-info';
break;
case Urgency.CRITICAL:
stockIcon = 'gtk-dialog-error';
break;
}
return new St.Icon({ icon_name: stockIcon,
icon_type: St.IconType.FULLCOLOR,
icon_size: size });
}
},
// Returns the source associated with ndata.notification if it is set.
// Otherwise, returns the source associated with the pid if one is
// stored in this._sources and the notification is not transient.
// Otherwise, creates a new source as long as pid is provided.
//
// Either a pid or ndata.notification is needed to retrieve or
// create a source.
_getSource: function(title, pid, ndata, sender) {
if (!pid && !(ndata && ndata.notification))
return null;
// 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 isForTransientNotification = (ndata && ndata.hints['transient'] == true);
// We don't want to override a persistent notification
// with a transient one from the same sender, so we
// always create a new source object for new transient notifications
// and never add it to this._sources .
if (!isForTransientNotification && this._sources[pid]) {
let source = this._sources[pid];
source.setTitle(title);
return source;
}
let source = new Source(title, pid, sender);
source.setTransient(isForTransientNotification);
if (!isForTransientNotification) {
this._sources[pid] = source;
source.connect('destroy', Lang.bind(this,
function() {
delete this._sources[pid];
}));
}
Main.messageTray.add(source);
return source;
},
NotifyAsync: function(params, invocation) {
let [appName, replacesId, icon, summary, body, actions, hints, timeout] = params;
let id;
// Filter out chat, presence, calls and invitation notifications from
// Empathy, since we handle that information from telepathyClient.js
if (appName == 'Empathy' && (hints['category'] == 'im.received' ||
hints['category'] == 'x-empathy.im.room-invitation' ||
hints['category'] == 'x-empathy.call.incoming' ||
hints['category'] == 'x-empathy.call.incoming"' ||
hints['category'] == 'x-empathy.im.subscription-request' ||
hints['category'] == 'presence.online' ||
hints['category'] == 'presence.offline')) {
// Ignore replacesId since we already sent back a
// NotificationClosed for that id.
id = nextNotificationId++;
Mainloop.idle_add(Lang.bind(this,
function () {
this._emitNotificationClosed(id, NotificationClosedReason.DISMISSED);
}));
return invocation.return_value(GLib.Variant.new('(u)', [id]));
}
let rewrites = rewriteRules[appName];
if (rewrites) {
for (let i = 0; i < rewrites.length; i++) {
let rule = rewrites[i];
if (summary.search(rule.pattern) != -1)
summary = summary.replace(rule.pattern, rule.replacement);
}
}
for (let hint in hints) {
// unpack the variants
hints[hint] = hints[hint].deep_unpack();
}
hints = Params.parse(hints, { urgency: Urgency.NORMAL }, true);
// 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'];
let ndata = { appName: appName,
icon: icon,
summary: summary,
body: body,
actions: actions,
hints: hints,
timeout: timeout };
if (replacesId != 0 && this._notifications[replacesId]) {
ndata.id = id = replacesId;
ndata.notification = this._notifications[replacesId].notification;
} else {
replacesId = 0;
ndata.id = id = nextNotificationId++;
}
this._notifications[id] = ndata;
let sender = invocation.get_sender();
let pid = this._senderToPid[sender];
let source = this._getSource(appName, pid, ndata, sender);
if (source) {
this._notifyForSource(source, ndata);
return invocation.return_value(GLib.Variant.new('(u)', [id]));
}
if (replacesId) {
// There's already a pending call to GetConnectionUnixProcessID,
// which will see the new notification data when it finishes,
// so we don't have to do anything.
return invocation.return_value(GLib.Variant.new('(u)', [id]));;
}
this._busProxy.GetConnectionUnixProcessIDRemote(sender, Lang.bind(this, function (result, excp) {
// The app may have updated or removed the notification
ndata = this._notifications[id];
if (!ndata)
return;
if (excp) {
logError(excp, 'Call to GetConnectionUnixProcessID failed');
return;
}
let [pid] = result;
source = this._getSource(appName, pid, ndata, sender);
// We only store sender-pid entries for persistent sources.
// Removing the entries once the source is destroyed
// would result in the entries associated with transient
// sources removed once the notification is shown anyway.
// However, keeping these pairs would mean that we would
// possibly remove an entry associated with a persistent
// source when a transient source for the same sender is
// distroyed.
if (!source.isTransient) {
this._senderToPid[sender] = pid;
source.connect('destroy', Lang.bind(this, function() {
delete this._senderToPid[sender];
}));
}
this._notifyForSource(source, ndata);
}));
return invocation.return_value(GLib.Variant.new('(u)', [id]));
},
_notifyForSource: function(source, ndata) {
let [id, icon, summary, body, actions, hints, notification] =
[ndata.id, ndata.icon, ndata.summary, ndata.body,
ndata.actions, ndata.hints, ndata.notification];
let iconActor = this._iconForNotificationData(icon, hints, source.ICON_SIZE);
if (notification == null) {
notification = new MessageTray.Notification(source, summary, body,
{ icon: iconActor,
bannerMarkup: true });
ndata.notification = notification;
notification.connect('destroy', Lang.bind(this,
function(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);
}));
notification.connect('action-invoked', Lang.bind(this,
function(n, actionId) {
this._emitActionInvoked(ndata.id, actionId);
}));
} else {
notification.update(summary, body, { icon: iconActor,
bannerMarkup: true,
clear: true });
}
// We only display a large image if an icon is also specified.
if (icon && (hints['image-data'] || hints['image-path'])) {
let image = null;
if (hints['image-data']) {
let [width, height, rowStride, hasAlpha,
bitsPerSample, nChannels, data] = hints['image-data'];
image = St.TextureCache.get_default().load_from_raw(data, hasAlpha,
width, height, rowStride, notification.IMAGE_SIZE);
} else if (hints['image-path']) {
image = St.TextureCache.get_default().load_uri_async(GLib.filename_to_uri(hints['image-path'], null),
notification.IMAGE_SIZE,
notification.IMAGE_SIZE);
}
notification.setImage(image);
} else {
notification.unsetImage();
}
if (actions.length) {
notification.setUseActionIcons(hints['action-icons'] == true);
for (let i = 0; i < actions.length - 1; i += 2) {
if (actions[i] == 'default')
notification.connect('clicked', Lang.bind(this,
function() {
this._emitActionInvoked(ndata.id, "default");
}));
else
notification.addButton(actions[i], actions[i + 1]);
}
}
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 == true);
// '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'] == true);
let sourceIconActor = source.useNotificationIcon ? this._iconForNotificationData(icon, hints, source.ICON_SIZE) : null;
source.processNotification(notification, sourceIconActor);
},
CloseNotification: function(id) {
let ndata = this._notifications[id];
if (ndata) {
if (ndata.notification)
ndata.notification.destroy(MessageTray.NotificationDestroyedReason.SOURCE_CLOSED);
delete this._notifications[id];
}
},
GetCapabilities: function() {
return [
'actions',
'action-icons',
'body',
// 'body-hyperlinks',
// 'body-images',
'body-markup',
// 'icon-multi',
'icon-static',
'persistence',
// 'sound',
];
},
GetServerInformation: function() {
return [
Config.PACKAGE_NAME,
'GNOME',
Config.PACKAGE_VERSION,
'1.2'
];
},
_onFocusAppChanged: function() {
let tracker = Shell.WindowTracker.get_default();
if (!tracker.focus_app)
return;
for (let id in this._sources) {
let source = this._sources[id];
if (source.app == tracker.focus_app) {
source.destroyNonResidentNotifications();
return;
}
}
},
_emitNotificationClosed: function(id, reason) {
this._dbusImpl.emit_signal('NotificationClosed',
GLib.Variant.new('(uu)', [id, reason]));
},
_emitActionInvoked: function(id, action) {
this._dbusImpl.emit_signal('ActionInvoked',
GLib.Variant.new('(us)', [id, action]));
},
_onTrayIconAdded: function(o, icon) {
let source = this._getSource(icon.title || icon.wm_class || _("Unknown"), icon.pid, null, null);
source.setTrayIcon(icon);
},
_onTrayIconRemoved: function(o, icon) {
let source = this._sources[icon.pid];
if (source)
source.destroy();
}
});
const Source = new Lang.Class({
Name: 'NotificationDaemonSource',
Extends: MessageTray.Source,
_init: function(title, pid, sender) {
this.parent(title);
this._pid = pid;
if (sender)
this._nameWatcherId = Gio.DBus.session.watch_name(sender,
Gio.BusNameWatcherFlags.NONE,
null,
Lang.bind(this, this._onNameVanished));
else
this._nameWatcherId = 0;
this._setApp();
if (this.app)
this.title = this.app.get_name();
else
this.useNotificationIcon = true;
this._trayIcon = null;
},
_onNameVanished: function() {
// 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.trayIcon && this.app)
this.destroy();
},
processNotification: function(notification, icon) {
if (!this.app)
this._setApp();
if (!this.app && icon)
this._setSummaryIcon(icon);
let tracker = Shell.WindowTracker.get_default();
if (notification.resident && this.app && tracker.focus_app == this.app)
this.pushNotification(notification);
else
this.notify(notification);
},
handleSummaryClick: function() {
if (!this._trayIcon)
return false;
let event = Clutter.get_current_event();
if (event.type() != Clutter.EventType.BUTTON_RELEASE)
return false;
// Left clicks are passed through only where there aren't unacknowledged
// notifications, so it possible to open them in summary mode; right
// clicks are always forwarded, as the right click menu is not useful for
// tray icons
if (event.get_button() == 1 &&
this.notifications.length > 0)
return false;
if (Main.overview.visible) {
// We can't just connect to Main.overview's 'hidden' signal,
// because it's emitted *before* it calls popModal()...
let id = global.connect('notify::stage-input-mode', Lang.bind(this,
function () {
global.disconnect(id);
this._trayIcon.click(event);
}));
Main.overview.hide();
} else {
this._trayIcon.click(event);
}
return true;
},
_setApp: function() {
if (this.app)
return;
this.app = Shell.WindowTracker.get_default().get_app_from_pid(this._pid);
if (!this.app)
return;
// Only override the icon if we were previously using
// notification-based icons (ie, not a trayicon) or if it was unset before
if (!this._trayIcon) {
this.useNotificationIcon = false;
this._setSummaryIcon(this.app.create_icon_texture (this.ICON_SIZE));
}
},
setTrayIcon: function(icon) {
this._setSummaryIcon(icon);
this.useNotificationIcon = false;
this._trayIcon = icon;
},
open: function(notification) {
this.destroyNonResidentNotifications();
this.openApp();
},
_lastNotificationRemoved: function() {
if (!this._trayIcon)
this.destroy();
},
openApp: function() {
if (this.app == null)
return;
let windows = this.app.get_windows();
if (windows.length > 0) {
let mostRecentWindow = windows[0];
Main.activateWindow(mostRecentWindow);
}
},
destroy: function() {
if (this._nameWatcherId) {
Gio.DBus.session.unwatch_name(this._nameWatcherId);
this._nameWatcherId = 0;
}
this.parent();
}
});