Add the "Online Accounts" item to the session menu.

This item, beside opening the Online Accounts applet of the GNOME Control Center, also acts as an indicator, by turning red when some accounts need to be re-authenticated.. Approved by Charles Kerr, Matthew Paul Thomas, jenkins.

1 files changed, 166 insertions, 0 deletions

diff --git a/src/online-accounts-mgr.c b/src/online-accounts-mgr.c
new file mode 100644
index 0000000..4abba00
--- /dev/null
+++ b/src/online-accounts-mgr.c
@@ -0,0 +1,166 @@
+/*
+Copyright 2012 Canonical Ltd.
+
+Authors:
+    Alberto Mardegan <alberto.mardegan@canonical.com>
+
+This program is free software: you can redistribute it and/or modify it
+under the terms of the GNU General Public License version 3, as published
+by the Free Software Foundation.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranties of
+MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
+PURPOSE.  See the GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License along
+with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <gio/gio.h>
+#include <glib/gi18n.h>
+
+#include "online-accounts-mgr.h"
+
+#include <libdbusmenu-glib/client.h>
+
+struct _OnlineAccountsMgr
+{
+  GObject parent_instance;
+  GDBusProxy *proxy;
+  DbusmenuMenuitem *menu_item;
+};
+
+#define ONLINE_ACCOUNTS_OBJECT_PATH "/com/canonical/indicators/webcredentials"
+#define ONLINE_ACCOUNTS_BUS_NAME "com.canonical.indicators.webcredentials"
+#define ONLINE_ACCOUNTS_INTERFACE ONLINE_ACCOUNTS_BUS_NAME
+
+G_DEFINE_TYPE (OnlineAccountsMgr, online_accounts_mgr, G_TYPE_OBJECT);
+
+static void
+update_disposition (OnlineAccountsMgr *self, GVariant *error_status_prop)
+{
+  gboolean error_status;
+
+  error_status = g_variant_get_boolean (error_status_prop);
+  dbusmenu_menuitem_property_set (self->menu_item,
+                                  DBUSMENU_MENUITEM_PROP_DISPOSITION,
+                                  error_status ?
+                                  DBUSMENU_MENUITEM_DISPOSITION_ALERT :
+                                  DBUSMENU_MENUITEM_DISPOSITION_NORMAL);
+}
+
+static void
+on_properties_changed (GDBusProxy *proxy,
+                       GVariant *changed_properties,
+                       GStrv invalidated_properties,
+                       OnlineAccountsMgr *self)
+{
+  if (g_variant_n_children (changed_properties) > 0) {
+    GVariantIter *iter;
+    const gchar *key;
+    GVariant *value;
+
+    g_variant_get (changed_properties, "a{sv}", &iter);
+    while (g_variant_iter_loop (iter, "{&sv}", &key, &value)) {
+      if (g_strcmp0 (key, "ErrorStatus") == 0) {
+        update_disposition (self, value);
+      }
+    }
+    g_variant_iter_free (iter);
+  }
+}
+
+static void
+on_menu_item_activated (DbusmenuMenuitem *menu_item,
+                        guint timestamp,
+                        OnlineAccountsMgr *self)
+{
+  GError *error = NULL;
+
+  if (!g_spawn_command_line_async("gnome-control-center credentials", &error))
+  {
+    g_warning("Unable to show control center: %s", error->message);
+    g_error_free(error);
+  }
+}
+
+static void
+online_accounts_mgr_init (OnlineAccountsMgr *self)
+{
+  GError *error = NULL;
+  GVariant *error_status_prop;
+
+  self->menu_item = dbusmenu_menuitem_new ();
+  dbusmenu_menuitem_property_set (self->menu_item,
+                                  DBUSMENU_MENUITEM_PROP_TYPE,
+                                  DBUSMENU_CLIENT_TYPES_DEFAULT);
+  dbusmenu_menuitem_property_set (self->menu_item,
+                                  DBUSMENU_MENUITEM_PROP_LABEL,
+                                  _("Online Accounts\342\200\246"));
+  g_signal_connect (self->menu_item,
+                    DBUSMENU_MENUITEM_SIGNAL_ITEM_ACTIVATED,
+                    G_CALLBACK (on_menu_item_activated),
+                    self);
+
+  self->proxy =
+    g_dbus_proxy_new_for_bus_sync (G_BUS_TYPE_SESSION,
+                                   G_DBUS_PROXY_FLAGS_DO_NOT_AUTO_START,
+                                   NULL,
+                                   ONLINE_ACCOUNTS_BUS_NAME,
+                                   ONLINE_ACCOUNTS_OBJECT_PATH,
+                                   ONLINE_ACCOUNTS_INTERFACE,
+                                   NULL,
+                                   &error);
+  if (G_UNLIKELY (error != NULL)) {
+      g_warning ("Couldn't create online_accounts proxy: %s", error->message);
+      g_clear_error (&error);
+      return;
+  }
+
+  g_signal_connect (self->proxy, "g-properties-changed",
+                    G_CALLBACK (on_properties_changed), self);
+
+  error_status_prop =
+    g_dbus_proxy_get_cached_property (self->proxy, "ErrorStatus");
+  if (error_status_prop != NULL) {
+    update_disposition (self, error_status_prop);
+    g_variant_unref (error_status_prop);
+  }
+}
+
+static void
+online_accounts_mgr_dispose (GObject *object)
+{
+  OnlineAccountsMgr *self = ONLINE_ACCOUNTS_MGR (object);
+
+  if (self->proxy != NULL) {
+    g_object_unref (self->proxy);
+    self->proxy = NULL;
+  }
+
+  if (self->menu_item != NULL) {
+    g_object_unref (self->menu_item);
+    self->menu_item = NULL;
+  }
+
+  G_OBJECT_CLASS (online_accounts_mgr_parent_class)->dispose (object);
+}
+
+static void
+online_accounts_mgr_class_init (OnlineAccountsMgrClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  object_class->dispose = online_accounts_mgr_dispose;
+}
+
+OnlineAccountsMgr *online_accounts_mgr_new ()
+{
+  return g_object_new (ONLINE_ACCOUNTS_TYPE_MGR, NULL);
+}
+
+DbusmenuMenuitem *online_accounts_mgr_get_menu_item (OnlineAccountsMgr *self)
+{
+  g_return_val_if_fail (ONLINE_ACCOUNTS_IS_MGR (self), NULL);
+  return self->menu_item;
+}