Initial goa client work

Signed-off-by: David Zeuthen <davidz@redhat.com>

data/theme/gnome-shell.css

@@ -1655,3 +1655,49 @@ StTooltip StLabel {
 .magnifier-zoom-region.full-screen {
     border-width: 0px;
 }
+
+
+/* goa message popup */
+
+.goa-message-table {
+}
+
+.goa-message-base {
+    font-size: 9pt;
+}
+
+.goa-message-from-header {
+    color: #666666;
+    font-weight: bold;
+}
+
+.goa-message-subject-header {
+    color: #666666;
+    font-weight: bold;
+}
+
+.goa-message-date-header {
+    color: #666666;
+    font-weight: bold;
+}
+
+.goa-message-from {
+    font-weight: bold;
+    min-width: 125px;
+}
+
+.goa-message-hbox {
+    spacing: 0.25em;
+    min-width: 300px;
+}
+
+.goa-message-subject {
+}
+
+.goa-message-excerpt {
+    color: rgba(153, 153, 153, 1.0);
+}
+
+.goa-message-date {
+    min-width: 80px;
+}

js/Makefile.am

@@ -26,6 +26,7 @@ nobase_dist_js_DATA = 	\
 	ui/endSessionDialog.js	\
 	ui/environment.js	\
 	ui/extensionSystem.js	\
+	ui/goaClient.js		\
 	ui/iconGrid.js		\
 	ui/lightbox.js		\
 	ui/link.js		\

js/ui/goaClient.js

@@ -0,0 +1,464 @@
+/* -*- mode: js2; js2-basic-offset: 4; indent-tabs-mode: nil -*- */
+
+const GLib = imports.gi.GLib;
+const Gio = imports.gi.Gio;
+const Goa = imports.gi.Goa;
+const Lang = imports.lang;
+const Mainloop = imports.mainloop;
+const Shell = imports.gi.Shell;
+const Signals = imports.signals;
+const St = imports.gi.St;
+const Gettext = imports.gettext.domain('gnome-shell');
+const _ = Gettext.gettext;
+const C_ = Gettext.pgettext;
+const Gtk = imports.gi.Gtk;
+const Pango = imports.gi.Pango;
+
+const History = imports.misc.history;
+const Main = imports.ui.main;
+const MessageTray = imports.ui.messageTray;
+
+// ----------------------------------------------------------------------------------------------------
+
+function Client() {
+    this._init();
+}
+
+Client.prototype = {
+    _init : function() {
+        this._client = null;
+
+        this._accountIdToMailMonitor = {}
+        this._mailSource = null;
+
+        // TODO: need to call refreshAllMonitors() when network-connectivity changes
+
+        Goa.Client.new(null, /* cancellable */
+                       Lang.bind(this, this._onClientConstructed));
+    },
+
+    _onClientConstructed : function(object, asyncRes) {
+        this._client = object.new_finish(asyncRes);
+        this._updateAccounts();
+        this._client.connect('account-added', Lang.bind(this, this._updateAccounts));
+        this._client.connect('account-removed', Lang.bind(this, this._updateAccounts));
+        this._client.connect('account-changed', Lang.bind(this, this._updateAccounts));
+    },
+
+    _updateAccounts : function () {
+
+        let objects = this._client.get_accounts();
+        let mailIds = {};
+
+        // Add monitors for accounts that now exist
+        for (let n = 0; n < objects.length; n++) {
+            let object = objects[n];
+            let id = object.account.id;
+
+            if (object.mail) {
+                mailIds[id] = true;
+                if (!(id in this._accountIdToMailMonitor)) {
+                    let monitor = new MailMonitor(this, object);
+                    this._accountIdToMailMonitor[id] = monitor;
+                }
+            }
+        }
+
+        // Nuke monitors for accounts that are now non-existant
+        let monitorsToRemove = []
+        for (let existingMonitorId in this._accountIdToMailMonitor) {
+            if (!(existingMonitorId in mailIds)) {
+                monitorsToRemove.push(existingMonitorId);
+            }
+        }
+        for (let n = 0; n < monitorsToRemove.length; n++) {
+            let id = monitorsToRemove[n];
+            let monitor = this._accountIdToMailMonitor[id];
+            delete this._accountIdToMailMonitor[id]
+            monitor.destroy();
+        }
+    },
+
+    _ensureMailSource: function() {
+        if (!this._mailSource) {
+            this._mailSource = new MailSource(this);
+            this._mailSource.connect('destroy', Lang.bind(this,
+                                                          function () {
+                                                              this._mailSource = null;
+                                                          }));
+            Main.messageTray.add(this._mailSource);
+        }
+    },
+
+    addPendingMessage: function(message) {
+        this._ensureMailSource();
+        this._mailSource.addMessage(message);
+    },
+
+    refreshAllMonitors: function() {
+        log('Refreshing all mail monitors');
+        for (let id in this._accountIdToMailMonitor) {
+            let monitor = this._accountIdToMailMonitor[id];
+            monitor.refresh();
+        }
+    }
+}
+
+// ----------------------------------------------------------------------------------------------------
+
+function Message(uid, from, subject, excerpt, uri) {
+    this._init(uid, from, subject, excerpt, uri);
+}
+
+Message.prototype = {
+    _init: function(uid, from, subject, excerpt, uri) {
+        this.uid = uid;
+        this.from = from;
+        this.subject = subject;
+        this.excerpt = excerpt;
+        this.uri = uri;
+        this.receivedAt = new Date();
+    }
+}
+
+// ----------------------------------------------------------------------------------------------------
+
+function MailMonitor(client, accountObject) {
+    this._init(client, accountObject);
+}
+
+MailMonitor.prototype = {
+    _init : function(client, accountObject) {
+        this._client = client;
+        this._accountObject = accountObject;
+        this._account = this._accountObject.get_account();
+        this._mail = this._accountObject.get_mail();
+
+        // Create the remote monitor object
+        this._proxy = null;
+        this._cancellable = new Gio.Cancellable();
+        this._mail.call_create_monitor(this._cancellable, Lang.bind(this, this._onMonitorCreated));
+    },
+
+    destroy : function() {
+        this._cancellable.cancel();
+        if (this._proxy) {
+            // We don't really care if this fails or not
+            this._proxy.call_close(null, Lang.bind(this, function() { }));
+            this._proxy.disconnect(this._messageReceivedId);
+            this._proxy = null;
+        }
+    },
+
+    refresh : function() {
+        if (this._proxy) {
+            // We don't really care if this fails or not
+            log('Refreshing mail monitor for account ' + this._account.name);
+            this._proxy.call_refresh(null, Lang.bind(this, function() { }));
+        }
+    },
+
+    _onMonitorCreated : function(mail, asyncRes) {
+        // TODO: a (gboolean, object_path) tuple is returned here
+        // See https://bugzilla.gnome.org/show_bug.cgi?id=649657
+        let ret = mail.call_create_monitor_finish(asyncRes);
+        let object_path = ret[1];
+        Goa.MailMonitorProxy.new_for_bus(Gio.BusType.SESSION,
+                                       Gio.DBusProxyFlags.NONE,
+                                       'org.gnome.OnlineAccounts',
+                                       object_path,
+                                       null, /* cancellable */
+                                       Lang.bind(this, this._onMonitorProxyConstructed));
+    },
+
+    _onMonitorProxyConstructed : function(monitor, asyncRes) {
+        this._proxy = monitor.new_for_bus_finish(asyncRes);
+
+        // Now listen for changes on the mail monitor proxy
+        this._messageReceivedId = this._proxy.connect('message-received',
+                                                      Lang.bind(this, this._onMessageReceived));
+    },
+
+    _onMessageReceived : function(monitor, uid, from, subject, excerpt, uri) {
+        let message = new Message(uid, from, subject, excerpt, uri);
+        if (!Main.messageTray.getBusy()) {
+            let source = new Source(this._client, message);
+            let notification = new Notification(source, this._client, message);
+            // If the user is not marked as busy, present the notification to the user
+            Main.messageTray.add(source);
+            source.notify(notification);
+        } else {
+            // ... otherwise, if the user is busy, just add it to the MailSource's list
+            // of pending messages
+            this._client.addPendingMessage(message);
+        }
+    }
+}
+
+// ----------------------------------------------------------------------------------------------------
+
+function Source(client, message) {
+    this._init(client, message);
+}
+
+Source.prototype = {
+    __proto__:  MessageTray.Source.prototype,
+
+    _init : function(client, message) {
+        this._client = client;
+        this._message = message;
+
+        // Init super class and add ourselves to the message tray
+        MessageTray.Source.prototype._init.call(this, 'Message from ' + _stripEmailAddress(this._message.from));
+        this.setTransient(true);
+        this.isChat = true;
+        this._setSummaryIcon(this.createNotificationIcon());
+    },
+
+    createNotificationIcon : function() {
+        // TODO: use account icon
+        let icon = new St.Icon({ icon_type: St.IconType.FULLCOLOR,
+                                 icon_size: this.ICON_SIZE,
+                                 icon_name: 'mail-send'});
+        return icon;
+    }
+}
+
+// ----------------------------------------------------------------------------------------------------
+
+function _stripEmailAddress(name_and_addr) {
+    let bracketStartPos = name_and_addr.indexOf(' <');
+    if (bracketStartPos == -1) {
+        return name_and_addr;
+    } else {
+        return name_and_addr.slice(0, bracketStartPos);
+    }
+}
+
+function Notification(source, client, message) {
+    this._init(source, client, message);
+}
+
+Notification.prototype = {
+    __proto__: MessageTray.Notification.prototype,
+
+    _init : function(source, client, message) {
+        this._message = message;
+        this._client = client;
+        this._ignore = false;
+        this._alreadyExpanded = false;
+
+        this._strippedFrom = _stripEmailAddress(this._message.from);
+
+        let title = this._strippedFrom;
+        let banner = this._message.subject + ' \u2014 ' + this._message.excerpt; // — U+2014 EM DASH
+
+        // Init super class
+        MessageTray.Notification.prototype._init.call(this, source, title, banner);
+
+        // Change the contents once expanded
+        this.connect('expanded', Lang.bind (this, this._onExpanded));
+
+        this.update(title, banner);
+        this.setUrgency(MessageTray.Urgency.NORMAL);
+        this.setTransient(true);
+
+        this.addButton('ignore', 'Ignore');
+        this.addButton('junk', 'Junk');
+        if (this._message.uri.length > 0) {
+            this.addButton('open', 'Open');
+        }
+        this.connect('action-invoked', Lang.bind(this,
+                                                 function(notification, id) {
+                                                     if (id == 'ignore') {
+                                                         this._actionIgnore();
+                                                     } else if (id == 'junk') {
+                                                         this._actionJunk();
+                                                     } else if (id == 'open') {
+                                                         this._actionOpen();
+                                                     }
+                                                 }));
+        this.connect('clicked', Lang.bind(this,
+                                          function() {
+                                              if (this._message.uri.length > 0) {
+                                                  this._actionOpen();
+                                              }
+                                          }));
+        // Hmm, should be ::done-displaying instead?
+        this.connect('destroy', Lang.bind(this, this._onDestroyed));
+    },
+
+    _onExpanded : function() {
+        if (this._alreadyExpanded)
+            return;
+        this._alreadyExpanded = true;
+        let escapedExcerpt = GLib.markup_escape_text(this._message.excerpt, -1);
+        let bannerMarkup = '<b>Subject:</b> ' + this._message.subject + '\n';
+        // TODO: if available, insert other headers such as Cc
+        bannerMarkup += '\n' + escapedExcerpt;
+        this.update(this._strippedFrom, bannerMarkup, {bannerMarkup: true});
+    },
+
+    _onDestroyed : function(reason) {
+        // If not ignoring the message, push it onto the Mail source
+        if (!this._ignore) {
+            this._client.addPendingMessage(this._message);
+        }
+    },
+
+    _actionIgnore : function() {
+        this._ignore = true;
+    },
+
+    _actionJunk : function() {
+        this._ignore = true;
+        log('TODO: actually junk the message');
+    },
+
+    _actionOpen : function() {
+        this._ignore = true;
+        Gio.app_info_launch_default_for_uri(this._message.uri,
+                                            global.create_app_launch_context());
+    }
+
+}
+
+// ----------------------------------------------------------------------------------------------------
+
+function _sameDay(dateA, dateB) {
+    return (dateA.getDate() == dateB.getDate() &&
+            dateA.getMonth() == dateB.getMonth() &&
+            dateA.getYear() == dateB.getYear());
+}
+
+function _sameYear(dateA, dateB) {
+    return (dateA.getYear() == dateB.getYear());
+}
+
+function _formatRelativeDate(date) {
+    let ret = ''
+    let now = new Date();
+    if (_sameDay(date, now)) {
+        ret = date.toLocaleFormat("%l:%M %p");
+    } else {
+        if (_sameYear(date, now)) {
+            ret = date.toLocaleFormat("%B %e");
+        } else {
+            ret = date.toLocaleFormat("%B %e, %Y");
+        }
+    }
+    return ret;
+}
+
+function _addMessageToTable(table, message) {
+    let formattedExcerpt = message.excerpt.replace(/\r/g, '').replace(/\n/g, ' ');
+    let formattedDate = _formatRelativeDate(message.receivedAt);
+
+    let fromLabel = new St.Label({ style_class: 'goa-message-base goa-message-from',
+                                   text: _stripEmailAddress(message.from)});
+    let hbox = new St.BoxLayout({ style_class: 'goa-message-hbox', vertical: false });
+    let subjectLabel = new St.Label({ style_class: 'goa-message-base goa-message-subject',
+                                      text: message.subject });
+    let excerptLabel = new St.Label({ style_class: 'goa-message-base goa-message-excerpt',
+                                      text: formattedExcerpt });
+    let dateLabel = new St.Label({ style_class: 'goa-message-base goa-message-date',
+                                   text: formattedDate });
+
+    excerptLabel.clutter_text.line_wrap = false;
+    excerptLabel.clutter_text.ellipsize = Pango.EllipsizeMode.END;
+
+    hbox.add(subjectLabel, { x_fill:  true,
+                             y_fill:  false,
+                             x_align: St.Align.END,
+                             y_align: St.Align.START });
+    hbox.add(excerptLabel, { x_fill:  true,
+                             y_fill:  false,
+                             x_align: St.Align.END,
+                             y_align: St.Align.START });
+
+    let n = table.get_row_count();
+    table.add(fromLabel, { x_fill: true, x_expand: true, row: n, col: 0 });
+    table.add(hbox, { row: n, col: 1 });
+    table.add(dateLabel, { row: n, col: 2 });
+}
+
+function MailSource(client) {
+    this._init(client);
+}
+
+MailSource.prototype = {
+    __proto__:  MessageTray.Source.prototype,
+
+    _init : function(client) {
+        this._client = client;
+        this._pendingMessages = [];
+
+        // Init super class and add ourselves to the message tray
+        MessageTray.Source.prototype._init.call(this, 'Mail');
+
+        // Create the notification
+        this._notification = new MessageTray.Notification(this)
+        this._notification.setUrgency(MessageTray.Urgency.NORMAL);
+        this._notification.setResident(true);
+        this._updateNotification();
+        this.pushNotification(this._notification);
+        // Refresh all monitors everytime the "Mail" notification is displayed
+        this._notification.connect('expanded', Lang.bind(this,
+                                                         function() {
+                                                             this._client.refreshAllMonitors();
+                                                         }));
+    },
+
+    createNotificationIcon : function() {
+        let numPending = this._pendingMessages.length;
+        let baseIcon = new Gio.ThemedIcon({ name: 'mail-mark-unread'});
+        let numerableIcon = new Gtk.NumerableIcon({ gicon: baseIcon });
+        numerableIcon.set_count(numPending);
+        let icon = new St.Icon({ icon_type: St.IconType.FULLCOLOR,
+                                 icon_size: this.ICON_SIZE });
+        icon.set_gicon(numerableIcon);
+        return icon;
+    },
+
+    _updateNotification: function() {
+        if (!this._notification)
+            return
+
+        let title = 'Mail';
+        let banner = ''
+        let table = new St.Table({ homogeneous: false,
+                                   style_class: 'goa-message-table',
+                                   reactive: true });
+
+        for (let n = 0; n < this._pendingMessages.length; n++)
+            _addMessageToTable (table, this._pendingMessages[n]);
+
+        this._notification.update(title, banner, { clear: true,
+                                                   icon: this.createNotificationIcon() });
+        this._notification.addActor(table);
+        this._notification.addButton('clear', 'Clear');
+        this._notification.connect('action-invoked', Lang.bind(this,
+                                                               function(notification, id) {
+                                                                   if (id == 'clear') {
+                                                                       this.clearMessages();
+                                                                   }
+                                                               }));
+    },
+
+    addMessage: function(message) {
+        this._pendingMessages.push(message);
+        // Update notification
+        this._updateNotification();
+        // Update icon with latest pending count
+        this._setSummaryIcon(this.createNotificationIcon());
+    },
+
+    clearMessages: function() {
+        let notification = this._notification;
+        this._notification = null;
+        if (notification)
+            notification.destroy();
+        this.destroy();
+    },
+}
+

js/ui/main.js

@@ -29,6 +29,7 @@ const WindowAttentionHandler = imports.ui.windowAttentionHandler;
 const Scripting = imports.ui.scripting;
 const ShellDBus = imports.ui.shellDBus;
 const TelepathyClient = imports.ui.telepathyClient;
+const GoaClient = imports.ui.goaClient;
 const WindowManager = imports.ui.windowManager;
 const Magnifier = imports.ui.magnifier;
 const XdndHandler = imports.ui.xdndHandler;
@@ -50,6 +51,7 @@ let messageTray = null;
 let notificationDaemon = null;
 let windowAttentionHandler = null;
 let telepathyClient = null;
+let goaClient = null;
 let ctrlAltTabManager = null;
 let recorder = null;
 let shellDBusService = null;
@@ -139,6 +141,7 @@ function start() {
     notificationDaemon = new NotificationDaemon.NotificationDaemon();
     windowAttentionHandler = new WindowAttentionHandler.WindowAttentionHandler();
     telepathyClient = new TelepathyClient.Client();
+    goaClient = new GoaClient.Client();
 
     overview.init();
     statusIconDispatcher.start(messageTray.actor);

js/ui/messageTray.js

@@ -1301,6 +1301,10 @@ MessageTray.prototype = {
 
     },
 
+    getBusy: function(source) {
+        return this._busy;
+    },
+
     contains: function(source) {
         return this._getIndexOfSummaryItemForSource(source) >= 0;
     },

src/st/st-texture-cache.c

@@ -1174,17 +1174,17 @@ load_gicon_with_colors (StTextureCache    *cache,
 {
   AsyncTextureLoadData *request;
   ClutterActor *texture;
-  char *gicon_string;
+  guint gicon_hash;
   char *key;
   GtkIconTheme *theme;
   GtkIconInfo *info;
 
-  gicon_string = g_icon_to_string (icon);
+  gicon_hash = g_icon_hash (icon);
   if (colors)
     {
       /* This raises some doubts about the practice of using string keys */
-      key = g_strdup_printf (CACHE_PREFIX_GICON "icon=%s,size=%d,colors=%2x%2x%2x%2x,%2x%2x%2x%2x,%2x%2x%2x%2x,%2x%2x%2x%2x",
+      key = g_strdup_printf (CACHE_PREFIX_GICON "icon_hash=%u,size=%d,colors=%2x%2x%2x%2x,%2x%2x%2x%2x,%2x%2x%2x%2x,%2x%2x%2x%2x",
-                             gicon_string, size,
+                             gicon_hash, size,
                              colors->foreground.red, colors->foreground.blue, colors->foreground.green, colors->foreground.alpha,
                              colors->warning.red, colors->warning.blue, colors->warning.green, colors->warning.alpha,
                              colors->error.red, colors->error.blue, colors->error.green, colors->error.alpha,
@@ -1192,10 +1192,9 @@ load_gicon_with_colors (StTextureCache    *cache,
     }
   else
     {
-      key = g_strdup_printf (CACHE_PREFIX_GICON "icon=%s,size=%d",
+      key = g_strdup_printf (CACHE_PREFIX_GICON "icon_hash=%u,size=%d",
-                             gicon_string, size);
+                             gicon_hash, size);
     }
-  g_free (gicon_string);
 
   if (create_texture_and_ensure_request (cache, key, size, &request, &texture))
     {