[rygel-grilo] Add Update signal support in server side

[Juan A. Suarez Romero <jasuarez src gnome org>]

commit 7ed399d4a9b045e8540fbf34c968394eeb93d88c
Author: Juan A. Suarez Romero <jasuarez igalia com>
Date:   Wed May 12 20:59:23 2010 +0200

    Add Update signal support in server side

 lib/media-server1-introspection.h |    1 +
 lib/media-server1-server.c        |   52 +++++++++++++++++++++++-------------
 lib/media-server1-server.h        |    3 --
 3 files changed, 34 insertions(+), 22 deletions(-)
---
diff --git a/lib/media-server1-introspection.h b/lib/media-server1-introspection.h
index 2d782fd..8b42167 100644
--- a/lib/media-server1-introspection.h
+++ b/lib/media-server1-introspection.h
@@ -82,6 +82,7 @@
   "      <arg name=\"filter\"  direction=\"in\"  type=\"as\"/>"         \
   "      <arg name=\"objects\" direction=\"out\" type=\"a(a{sv})\"/>"   \
   "    </method>"                                                       \
+  "   <signal name=\"Updated\"/>"                                       \
   "  </interface>"
 
 #define INTROSPECTABLE_IFACE                                    \
diff --git a/lib/media-server1-server.c b/lib/media-server1-server.c
index a3e01df..09ff600 100644
--- a/lib/media-server1-server.c
+++ b/lib/media-server1-server.c
@@ -40,11 +40,6 @@
 #define MS1_SERVER_GET_PRIVATE(o)                                       \
   G_TYPE_INSTANCE_GET_PRIVATE((o), MS1_TYPE_SERVER, MS1ServerPrivate)
 
-enum {
-  UPDATED,
-  LAST_SIGNAL
-};
-
 /*
  * Private MS1Server structure
  *   name: provider name
@@ -118,8 +113,6 @@ static const gchar *mediacontainer1_properties[] = { MS1_PROP_ITEMS,
                                                      MS1_PROP_SEARCHABLE,
                                                      NULL };
 
-static guint32 signals[LAST_SIGNAL] = { 0 };
-
 G_DEFINE_TYPE (MS1Server, ms1_server, G_TYPE_OBJECT);
 
 /******************** PRIVATE API ********************/
@@ -1029,17 +1022,6 @@ ms1_server_class_init (MS1ServerClass *klass)
   g_type_class_add_private (klass, sizeof (MS1ServerPrivate));
 
   gobject_class->finalize = ms1_server_finalize;
-
-  signals[UPDATED] = g_signal_new ("updated",
-                                   G_TYPE_FROM_CLASS (klass),
-                                   G_SIGNAL_RUN_FIRST | G_SIGNAL_NO_RECURSE,
-                                   G_STRUCT_OFFSET (MS1ServerClass, updated),
-                                   NULL,
-                                   NULL,
-                                   g_cclosure_marshal_VOID__STRING,
-                                   G_TYPE_NONE,
-                                   1,
-                                   G_TYPE_STRING);
 }
 
 /* Object init function */
@@ -1153,9 +1135,41 @@ void
 ms1_server_updated (MS1Server *server,
                     const gchar *id)
 {
+  DBusError error;
+  DBusConnection *connection;
+  DBusMessage *message;
+  gchar *object_path;
+
   g_return_if_fail (MS1_IS_SERVER (server));
 
-  g_signal_emit (server, signals[UPDATED], 0, id);
+  dbus_error_init (&error);
+
+  connection = dbus_bus_get (DBUS_BUS_SESSION, &error);
+
+  if (!connection) {
+    g_printerr ("Could not connect to session bus, %s\n", error.message);
+    return;
+  }
+
+  /* Get object path */
+  if (g_strcmp0 (id, MS1_ROOT) == 0) {
+    object_path = g_strconcat (MS1_DBUS_PATH_PREFIX,
+                               server->priv->name,
+                               NULL);
+  } else {
+    object_path = g_strdup_printf (MS1_DBUS_PATH_PREFIX "%s/containers/%d",
+                                   server->priv->name,
+                                   g_quark_from_string (id));
+  }
+
+  message = dbus_message_new_signal (object_path,
+                                     "org.gnome.UPnP.MediaContainer1",
+                                     "Updated");
+
+  dbus_connection_send (connection, message, NULL);
+  dbus_message_unref (message);
+
+  g_free (object_path);
 }
 
 /**
diff --git a/lib/media-server1-server.h b/lib/media-server1-server.h
index a1e3daf..a44373a 100644
--- a/lib/media-server1-server.h
+++ b/lib/media-server1-server.h
@@ -70,9 +70,6 @@ typedef struct _MS1ServerClass MS1ServerClass;
 struct _MS1ServerClass {
 
   GObjectClass parent_class;
-
-  void (*updated) (MS1Server *server,
-                   const gchar *id);
 };
 
 typedef GHashTable * (*GetPropertiesFunc) (MS1Server *server,