[gnome-initial-setup] Add a runtime check for keys

[Matthias Clasen <matthiasc src gnome org>]

commit 5239d1351bc063736e076a3e65c463f75eef196d
Author: Matthias Clasen <mclasen redhat com>
Date:   Thu Sep 1 13:11:06 2016 -0400

    Add a runtime check for keys
    
    If we don't have the required settings, just don't show the
    software page.

 .../pages/software/gis-software-page.c             |   17 +++++++++++++----
 1 files changed, 13 insertions(+), 4 deletions(-)
---
diff --git a/gnome-initial-setup/pages/software/gis-software-page.c 
b/gnome-initial-setup/pages/software/gis-software-page.c
index c6bb37a..9e58d47 100644
--- a/gnome-initial-setup/pages/software/gis-software-page.c
+++ b/gnome-initial-setup/pages/software/gis-software-page.c
@@ -301,9 +301,18 @@ void
 gis_prepare_software_page (GisDriver *driver)
 {
 #ifdef ENABLE_SOFTWARE_SOURCES
-  gis_driver_add_page (driver,
-                       g_object_new (GIS_TYPE_SOFTWARE_PAGE,
-                                     "driver", driver,
-                                     NULL));
+  GSettingsSchemaSource *source;
+  GSettingsSchema *schema;
+
+  source = g_settings_schema_source_get_default ();
+  schema = g_settings_schema_source_lookup (source, "org.gnome.software", TRUE);
+  if (schema != NULL && g_settings_schema_has_key (schema, "show-nonfree-software"))
+    gis_driver_add_page (driver,
+                         g_object_new (GIS_TYPE_SOFTWARE_PAGE,
+                                       "driver", driver,
+                                       NULL));
+
+  if (schema != NULL)
+    g_settings_schema_unref (schema);
 #endif
 }