add notificationDaemon.js

currently supports summary+icon only, and requires you to manually
kill the existing notification-daemon first

js/ui/main.js

@@ -20,6 +20,7 @@ const Overview = imports.ui.overview;
 const Panel = imports.ui.panel;
 const RunDialog = imports.ui.runDialog;
 const LookingGlass = imports.ui.lookingGlass;
+const NotificationDaemon = imports.ui.notificationDaemon;
 const ShellDBus = imports.ui.shellDBus;
 const Sidebar = imports.ui.sidebar;
 const WindowManager = imports.ui.windowManager;
@@ -35,6 +36,7 @@ let runDialog = null;
 let lookingGlass = null;
 let wm = null;
 let messaging = null;
+let notificationDaemon = null;
 let notificationPopup = null;
 let recorder = null;
 let shellDBusService = null;
@@ -106,6 +108,7 @@ function start() {
     sidebar = new Sidebar.Sidebar();
     wm = new WindowManager.WindowManager();
     messaging = new Messaging.Messaging();
+    notificationDaemon = new NotificationDaemon.NotificationDaemon();
     notificationPopup = new MessageTray.Notification();
 
     global.screen.connect('toggle-recording', function() {

js/ui/notificationDaemon.js

@@ -0,0 +1,92 @@
+/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
+
+const DBus = imports.dbus;
+const Lang = imports.lang;
+const Shell = imports.gi.Shell;
+const Mainloop = imports.mainloop;
+
+const Main = imports.ui.main;
+
+const NotificationDaemonIface = {
+    name: 'org.freedesktop.Notifications',
+    methods: [{ name: 'Notify',
+                inSignature: 'susssasa{sv}i',
+                outSignature: 'u'
+              },
+              { name: 'CloseNotification',
+                inSignature: 'u',
+                outSignature: ''
+              },
+              { name: 'GetCapabilities',
+                inSignature: '',
+                outSignature: 'as'
+              },
+              { name: 'GetServerInformation',
+                inSignature: '',
+                outSignature: 'ssss'
+              }]
+};
+
+function NotificationDaemon() {
+    this._init();
+}
+
+NotificationDaemon.prototype = {
+    _init: function() {
+        DBus.session.exportObject('/org/freedesktop/Notifications', this);
+
+        let acquiredName = false;
+        DBus.session.acquire_name('org.freedesktop.Notifications', DBus.SINGLE_INSTANCE,
+            function(name) {
+                log("Acquired name " + name);
+                acquiredName = true;
+            },
+            function(name) {
+                if (acquiredName)
+                    log("Lost name " + name);
+                else
+                    log("Could not get name " + name);
+            });
+    },
+
+    Notify: function(appName, replacesId, icon, summary, body,
+                     actions, hints, timeout) {
+        let iconActor = null;
+
+        if (icon != '')
+            iconActor = Shell.TextureCache.get_default().load_icon_name(icon, 24);
+        else {
+            // FIXME: load icon data from hints
+        }            
+
+        Main.notificationPopup.show(iconActor, summary);
+    },
+
+    CloseNotification: function(id) {
+    },
+
+    GetCapabilities: function() {
+        return [
+            // 'actions',
+            'body',
+            // 'body-hyperlinks',
+            // 'body-images',
+            // 'body-markup',
+            // 'icon-multi',
+            'icon-static'
+            // 'sound',
+        ];
+    },
+
+    GetServerInformation: function() {
+        return [
+            'GNOME Shell',
+            'GNOME',
+            '0.1', // FIXME, get this from somewhere
+            '1.0'
+        ];
+    }
+};
+
+DBus.conformExport(NotificationDaemon.prototype, NotificationDaemonIface);
+