Add Web Accounts menu item

Also, listen for the webcredentials service signals, to know when to set the
alert disposition on the menu item.

4 files changed, 226 insertions, 1 deletions

diff --git a/src/Makefile.am b/src/Makefile.am
index a1e443e..2201da0 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -109,7 +109,9 @@ indicator_session_service_SOURCES = \
 	user-menu-mgr.c \
 	device-menu-mgr.h \
 	device-menu-mgr.c \
-	sane-rules.h
+	sane-rules.h \
+	webcredentials-mgr.c \
+	webcredentials-mgr.h
 
 if BUILD_APT
 indicator_session_service_SOURCES += \
diff --git a/src/user-menu-mgr.c b/src/user-menu-mgr.c
index 3f4bdc4..5b2aefb 100644
--- a/src/user-menu-mgr.c
+++ b/src/user-menu-mgr.c
@@ -24,6 +24,7 @@ with this program.  If not, see <http://www.gnu.org/licenses/>.
 #include "dbusmenu-shared.h"
 #include "lock-helper.h"
 #include "users-service-dbus.h"
+#include "webcredentials-mgr.h"
 
 static GSettings* settings = NULL;
 static DbusmenuMenuitem  *switch_menuitem = NULL;
@@ -32,6 +33,7 @@ struct _UserMenuMgr
 {
 	GObject parent_instance;
   UsersServiceDbus* users_dbus_interface;
+  WebcredentialsMgr *webcredentials_mgr;
   DbusmenuMenuitem* root_item;
   gint user_count;
   SessionDbus* session_dbus_interface;  
@@ -71,6 +73,7 @@ static void
 user_menu_mgr_init (UserMenuMgr *self)
 {
   self->users_dbus_interface = g_object_new (USERS_SERVICE_DBUS_TYPE, NULL);
+  self->webcredentials_mgr = webcredentials_mgr_new ();
   self->root_item = dbusmenu_menuitem_new ();
   g_signal_connect (G_OBJECT (self->users_dbus_interface),
                     "user-added",
@@ -259,6 +262,10 @@ user_menu_mgr_rebuild_items (UserMenuMgr *self, gboolean greeter_mode)
                                   DBUSMENU_CLIENT_TYPES_SEPARATOR);
   dbusmenu_menuitem_child_append (self->root_item, separator1);
 
+  DbusmenuMenuitem *webcredentials_item =
+      webcredentials_mgr_get_menu_item (self->webcredentials_mgr);
+  dbusmenu_menuitem_child_append (self->root_item, webcredentials_item);
+
   DbusmenuMenuitem * user_accounts_item = dbusmenu_menuitem_new();
   dbusmenu_menuitem_property_set (user_accounts_item,
                                   DBUSMENU_MENUITEM_PROP_TYPE,
diff --git a/src/webcredentials-mgr.c b/src/webcredentials-mgr.c
new file mode 100644
index 0000000..8b44a95
--- /dev/null
+++ b/src/webcredentials-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 "webcredentials-mgr.h"
+
+#include <libdbusmenu-glib/client.h>
+
+struct _WebcredentialsMgr
+{
+  GObject parent_instance;
+  GDBusProxy *proxy;
+  DbusmenuMenuitem *menu_item;
+};
+
+#define WEBCREDENTIALS_OBJECT_PATH "/com/canonical/indicators/webcredentials"
+#define WEBCREDENTIALS_BUS_NAME "com.canonical.indicators.webcredentials"
+#define WEBCREDENTIALS_INTERFACE WEBCREDENTIALS_BUS_NAME
+
+G_DEFINE_TYPE (WebcredentialsMgr, webcredentials_mgr, G_TYPE_OBJECT);
+
+static void
+update_disposition (WebcredentialsMgr *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,
+                       WebcredentialsMgr *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,
+                        WebcredentialsMgr *self)
+{
+  GError *error = NULL;
+
+  if (!g_spawn_command_line_async("gnome-control-center credentials", &error))
+  {
+    g_warning("Unable to show control centre: %s", error->message);
+    g_error_free(error);
+  }
+}
+
+static void
+webcredentials_mgr_init (WebcredentialsMgr *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,
+                                  _("Web Accounts…"));
+  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,
+                                   WEBCREDENTIALS_BUS_NAME,
+                                   WEBCREDENTIALS_OBJECT_PATH,
+                                   WEBCREDENTIALS_INTERFACE,
+                                   NULL,
+                                   &error);
+  if (G_UNLIKELY (error != NULL)) {
+      g_warning ("Couldn't create webcredentials 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
+webcredentials_mgr_dispose (GObject *object)
+{
+  WebcredentialsMgr *self = WEBCREDENTIALS_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 (webcredentials_mgr_parent_class)->dispose (object);
+}
+
+static void
+webcredentials_mgr_class_init (WebcredentialsMgrClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+  object_class->dispose = webcredentials_mgr_dispose;
+}
+
+WebcredentialsMgr *webcredentials_mgr_new ()
+{
+  return g_object_new (WEBCREDENTIALS_TYPE_MGR, NULL);
+}
+
+DbusmenuMenuitem *webcredentials_mgr_get_menu_item (WebcredentialsMgr *self)
+{
+  g_return_val_if_fail (WEBCREDENTIALS_IS_MGR (self), NULL);
+  return self->menu_item;
+}
diff --git a/src/webcredentials-mgr.h b/src/webcredentials-mgr.h
new file mode 100644
index 0000000..6c16ea0
--- /dev/null
+++ b/src/webcredentials-mgr.h
@@ -0,0 +1,50 @@
+/*
+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/>.
+*/
+
+#ifndef _WEBCREDENTIALS_MGR_H_
+#define _WEBCREDENTIALS_MGR_H_
+
+#include <glib-object.h>
+#include <libdbusmenu-glib/menuitem.h>
+
+G_BEGIN_DECLS
+
+#define WEBCREDENTIALS_TYPE_MGR             (webcredentials_mgr_get_type ())
+#define WEBCREDENTIALS_MGR(obj)             (G_TYPE_CHECK_INSTANCE_CAST ((obj), WEBCREDENTIALS_TYPE_MGR, WebcredentialsMgr))
+#define WEBCREDENTIALS_MGR_CLASS(klass)     (G_TYPE_CHECK_CLASS_CAST ((klass), WEBCREDENTIALS_TYPE_MGR, WebcredentialsMgrClass))
+#define WEBCREDENTIALS_IS_MGR(obj)          (G_TYPE_CHECK_INSTANCE_TYPE ((obj), WEBCREDENTIALS_TYPE_MGR))
+#define WEBCREDENTIALS_IS_MGR_CLASS(klass)  (G_TYPE_CHECK_CLASS_TYPE ((klass), WEBCREDENTIALS_TYPE_MGR))
+#define WEBCREDENTIALS_MGR_GET_CLASS(obj)   (G_TYPE_INSTANCE_GET_CLASS ((obj), WEBCREDENTIALS_TYPE_MGR, WebcredentialsMgrClass))
+
+typedef struct _WebcredentialsMgrClass WebcredentialsMgrClass;
+typedef struct _WebcredentialsMgr WebcredentialsMgr;
+
+struct _WebcredentialsMgrClass
+{
+  GObjectClass parent_class;
+};
+
+GType webcredentials_mgr_get_type (void) G_GNUC_CONST;
+WebcredentialsMgr *webcredentials_mgr_new (void);
+
+DbusmenuMenuitem *webcredentials_mgr_get_menu_item (WebcredentialsMgr *self);
+
+G_END_DECLS
+
+#endif /* _WEBCREDENTIALS_MGR_H_ */