[rygel] core: Start/shutdown rygel when upnp is enabled/disabled

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 045e5e228235fb5f016960a4dffd957bb5f993d3
Author: Zeeshan Ali (Khattak) <zeeshanak gnome org>
Date:   Mon Jun 8 15:59:15 2009 +0300

    core: Start/shutdown rygel when upnp is enabled/disabled

 src/rygel/rygel-configuration.vala |   45 +++++++++++++++++++++++++++++++++++-
 1 files changed, 44 insertions(+), 1 deletions(-)
---
diff --git a/src/rygel/rygel-configuration.vala b/src/rygel/rygel-configuration.vala
index 1da0d02..cb6e00b 100644
--- a/src/rygel/rygel-configuration.vala
+++ b/src/rygel/rygel-configuration.vala
@@ -41,17 +41,49 @@ public class Rygel.Configuration : GLib.Object {
     protected static const string LPCM_TRANSCODER_KEY =
                                                     "enable-lpcm-transcoder";
 
+    private const string DBUS_SERVICE = "org.freedesktop.DBus";
+    private const string DBUS_PATH = "/org/freedesktop/DBus";
+    private const string DBUS_INTERFACE = "org.freedesktop.DBus";
+
+    private const string RYGEL_SERVICE = "org.gnome.Rygel";
+    private const string RYGEL_PATH = "/org/gnome/Rygel";
+    private const string RYGEL_INTERFACE = "org.gnome.Rygel";
+
     // Our singleton
     private static Configuration config;
 
     protected GConf.Client gconf;
 
+    private dynamic DBus.Object dbus_obj;
+    private dynamic DBus.Object rygel_obj;
+
     public bool upnp_enabled {
         get {
             return this.get_bool ("general", ENABLED_KEY, true);
         }
         set {
-            this.set_bool ("general", ENABLED_KEY, value);
+            if (value && !this.upnp_enabled) {
+                try {
+                    uint32 res;
+
+                    this.dbus_obj.StartServiceByName (RYGEL_SERVICE,
+                                                      (uint32) 0,
+                                                      out res);
+
+                    this.set_bool ("general", ENABLED_KEY, value);
+                } catch (DBus.Error err) {
+                    warning ("Failed to start Rygel service: %s\n",
+                             err.message);
+                }
+            } else if (!value && this.upnp_enabled) {
+                try {
+                    this.rygel_obj.Shutdown ();
+                    this.set_bool ("general", ENABLED_KEY, value);
+                } catch (DBus.Error err) {
+                    warning ("Failed to shutdown Rygel service: %s\n",
+                             err.message);
+                }
+            }
         }
     }
 
@@ -125,6 +157,17 @@ public class Rygel.Configuration : GLib.Object {
 
     public Configuration () {
         this.gconf = GConf.Client.get_default ();
+
+        DBus.Connection connection = DBus.Bus.get (DBus.BusType.SESSION);
+
+        // Create proxy to Rygel
+        this.rygel_obj = connection.get_object (RYGEL_SERVICE,
+                                                RYGEL_PATH,
+                                                RYGEL_INTERFACE);
+        // and DBus
+        this.dbus_obj = connection.get_object (DBUS_SERVICE,
+                                               DBUS_PATH,
+                                               DBUS_INTERFACE);
     }
 
     public bool get_enabled (string section) {