[gconf] Skip nonexisting schemas

[Matthias Clasen <matthiasc src gnome org>]

commit 120f116e608bc1f09cf65435333e40e00c6b8ad2
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Jan 19 09:53:08 2012 -0500

    Skip nonexisting schemas
    
    This can happen in practice, due to e.g. schemas being packaged
    in subpackages, while all the conversions are kept in a single
    file.

 gsettings/gsettings-data-convert.c |   17 +++++++++++++++++
 1 files changed, 17 insertions(+), 0 deletions(-)
---
diff --git a/gsettings/gsettings-data-convert.c b/gsettings/gsettings-data-convert.c
index 9b33700..595091e 100644
--- a/gsettings/gsettings-data-convert.c
+++ b/gsettings/gsettings-data-convert.c
@@ -65,6 +65,8 @@ handle_file (const gchar *filename)
   gchar *str;
   gint ii;
   GSList *list, *l;
+  GSettingsSchemaSource *source;
+  GSettingsSchema *schema;
   GSettings *settings;
   GError *error;
 
@@ -83,6 +85,7 @@ handle_file (const gchar *filename)
     }
 
   client = gconf_client_get_default ();
+  source = g_settings_schema_source_get_default ();
 
   groups = g_key_file_get_groups (keyfile, NULL);
   for (i = 0; groups[i]; i++)
@@ -91,6 +94,20 @@ handle_file (const gchar *filename)
 
       schema_path = g_strsplit (groups[i], ":", 2);
 
+      schema = g_settings_schema_source_lookup (source, schema_path[0], FALSE);
+      if (schema == NULL)
+        {
+          if (verbose)
+            {
+              g_print ("Schema '%s' not found, skipping\n", schema_path[0]);
+            }
+
+          g_strfreev (schema_path);
+          continue;
+        }
+
+      g_settings_schema_unref (schema);
+
       if (verbose)
         {
           g_print ("Collecting settings for schema '%s'\n", schema_path[0]);