[rygel] ui: Fix initial set-up

[Jens Georg <jensgeorg src gnome org>]

commit 4ab1d1f905f38b17cf162c6b34b763a40a292b4e
Author: Jens Georg <mail jensge org>
Date:   Thu Apr 12 18:09:09 2012 +0200

    ui: Fix initial set-up
    
    For the UPnP enable/disable setting, check if we're using the global or
    a local settings file. Otherwise the autostart file is never linked.

 src/ui/rygel-preferences-dialog.vala   |    4 +---
 src/ui/rygel-writable-user-config.vala |   23 +++++++++++++++++++----
 2 files changed, 20 insertions(+), 7 deletions(-)
---
diff --git a/src/ui/rygel-preferences-dialog.vala b/src/ui/rygel-preferences-dialog.vala
index de01eae..6eb8bc0 100644
--- a/src/ui/rygel-preferences-dialog.vala
+++ b/src/ui/rygel-preferences-dialog.vala
@@ -52,9 +52,7 @@ public class Rygel.PreferencesDialog : GLib.Object {
 
         this.dialog.set_icon_from_file (ICON);
 
-        try {
-            this.upnp_check.active = this.config.get_upnp_enabled ();
-        } catch (GLib.Error err) {}
+        this.upnp_check.active = this.config.is_upnp_enabled ();
 
         this.sections = new ArrayList<PreferencesSection> ();
         this.sections.add (new NetworkPrefSection (this.builder, this.config));
diff --git a/src/ui/rygel-writable-user-config.vala b/src/ui/rygel-writable-user-config.vala
index f6158d8..f0217f2 100644
--- a/src/ui/rygel-writable-user-config.vala
+++ b/src/ui/rygel-writable-user-config.vala
@@ -30,19 +30,34 @@ public class Rygel.WritableUserConfig : Rygel.UserConfig {
     private const string RYGEL_PATH = "/org/gnome/Rygel1";
     private const string RYGEL_INTERFACE = "org.gnome.Rygel1";
 
+    private string user_config;
+
     public WritableUserConfig () throws Error {
         var path = Path.build_filename (Environment.get_user_config_dir (),
                                         CONFIG_FILE);
 
         base (path);
+
+        this.user_config = path;
+    }
+
+    public bool is_upnp_enabled () {
+        try {
+            var file = File.new_for_path (this.user_config);
+            if (file.query_exists ()) {
+                return this.get_upnp_enabled ();
+            }
+
+            return false;
+        } catch (Error error) {
+            return false;
+        }
     }
 
     public void set_upnp_enabled (bool value) {
         bool enabled = false;
 
-        try {
-            enabled = this.get_upnp_enabled ();
-        } catch (GLib.Error err) {}
+        enabled = this.is_upnp_enabled ();
 
         if (value != enabled) {
             this.enable_upnp (value);
@@ -177,7 +192,7 @@ public class Rygel.WritableUserConfig : Rygel.UserConfig {
                 this.set_bool ("general", UPNP_ENABLED_KEY, true);
             } else {
                 // Stop service only if already running
-                if (this.get_upnp_enabled ()) {
+                if (this.is_upnp_enabled ()) {
                     // Create proxy to Rygel
                     DBusInterface rygel_proxy = Bus.get_proxy_sync
                                         (BusType.SESSION,