[tracker/tracker-0.10] libtracker-data: Fixes after review for nrl:InverseFunctionalProperty change detection

[Martyn James Russell <mr src gnome org>]

commit 1f76d368b65cd4432a4e1c07a0498e1155ae1de8
Author: Philip Van Hoof <philip codeminded be>
Date:   Fri Apr 15 15:13:00 2011 +0200

    libtracker-data: Fixes after review for nrl:InverseFunctionalProperty change detection

 src/libtracker-data/tracker-data-manager.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-manager.c b/src/libtracker-data/tracker-data-manager.c
index a3fc5a7..108d841 100644
--- a/src/libtracker-data/tracker-data-manager.c
+++ b/src/libtracker-data/tracker-data-manager.c
@@ -1454,7 +1454,7 @@ tracker_data_ontology_process_changes_post_db (GPtrArray  *seen_classes,
 			TrackerProperty *secondary_index;
 			gboolean indexed_set = FALSE, in_onto;
 			GError *n_error = NULL;
-			TrackerDBCursor *cursor;
+			TrackerSparqlCursor *cursor;
 
 			subject = tracker_property_get_uri (property);
 
@@ -1462,7 +1462,7 @@ tracker_data_ontology_process_changes_post_db (GPtrArray  *seen_classes,
 			in_onto = tracker_property_get_is_inverse_functional_property (property);
 
 			query = g_strdup_printf ("ASK { <%s> a nrl:InverseFunctionalProperty }", subject);
-			cursor = tracker_data_query_sparql_cursor (query, &n_error);
+			cursor = TRACKER_SPARQL_CURSOR (tracker_data_query_sparql_cursor (query, &n_error));
 			g_free (query);
 
 			if (n_error) {
@@ -1470,14 +1470,15 @@ tracker_data_ontology_process_changes_post_db (GPtrArray  *seen_classes,
 				return;
 			}
 
-			if (cursor && tracker_db_cursor_iter_next (cursor, NULL, NULL)) {
-				if (g_strcmp0 (tracker_db_cursor_get_string (cursor, 0, NULL), in_onto ? "false" : "true") == 0) {
+			if (tracker_sparql_cursor_next (cursor, NULL, NULL)) {
+				if (tracker_sparql_cursor_get_boolean (cursor, 0) != in_onto) {
 					handle_unsupported_ontology_change (ontology_path,
 					                                    subject,
-					                                    "nrl:InverseFunctionalProperty", "1", "0",
+					                                    "nrl:InverseFunctionalProperty", "-", "-",
 					                                    &n_error);
 
 					if (n_error) {
+						g_object_unref (cursor);
 						g_propagate_error (error, n_error);
 						return;
 					}