[tracker-miners/wip/carlosg/mtime-in-graphs: 3/3] tracker-miner-fs: Set nfo:fileLastModified in the specific graphs

[Carlos Garnacho <carlosg src gnome org>]

commit 40a86cfd459fa8ad64cd9e95389fe3d85dcaee18
Author: Carlos Garnacho <carlosg gnome org>
Date:   Thu Aug 27 08:01:20 2020 +0200

    tracker-miner-fs: Set nfo:fileLastModified in the specific graphs
    
    So this minimal information is available to the users of those
    graphs.
    
    Fixes: https://gitlab.gnome.org/GNOME/tracker-miners/-/issues/132

 src/miners/fs/tracker-miner-files.c | 6 ++++++
 1 file changed, 6 insertions(+)
---
diff --git a/src/miners/fs/tracker-miner-files.c b/src/miners/fs/tracker-miner-files.c
index 312d62d65..89ed71f6e 100644
--- a/src/miners/fs/tracker-miner-files.c
+++ b/src/miners/fs/tracker-miner-files.c
@@ -2202,6 +2202,12 @@ process_file_cb (GObject      *object,
                 */
                graph_file = tracker_resource_new (uri);
                tracker_resource_add_uri (graph_file, "rdf:type", "nfo:FileDataObject");
+
+               time_ = g_file_info_get_attribute_uint64 (file_info, G_FILE_ATTRIBUTE_TIME_MODIFIED);
+               time_str = tracker_date_to_string (time_);
+               tracker_resource_set_string (resource, "nfo:fileLastModified", time_str);
+               g_free (time_str);
+
                graph_file_str = tracker_resource_print_sparql_update (graph_file,
                                                                       NULL, graph);
                g_object_unref (graph_file);