[tracker] rss: author field should be nco:Contact, not string

[Igor Gnatenko <ignatenko src gnome org>]

commit 92ef101289f31137482b8afef9e873916d169a10
Author: Igor Gnatenko <ignatenko src gnome org>
Date:   Wed Jul 15 13:55:19 2015 +0300

    rss: author field should be nco:Contact, not string
    
    Reference: https://bugzilla.gnome.org/show_bug.cgi?id=752398
    Signed-off-by: Igor Gnatenko <ignatenko src gnome org>

 src/miners/rss/tracker-miner-rss.c |   19 ++++++++++++++-----
 1 files changed, 14 insertions(+), 5 deletions(-)
---
diff --git a/src/miners/rss/tracker-miner-rss.c b/src/miners/rss/tracker-miner-rss.c
index 818d2a8..72ec795 100644
--- a/src/miners/rss/tracker-miner-rss.c
+++ b/src/miners/rss/tracker-miner-rss.c
@@ -523,6 +523,18 @@ feed_item_check_exists_cb (GObject      *source_object,
                tracker_sparql_builder_object_double (sparql, longitude);
        }
 
+       has_author = grss_feed_item_get_author (fiid->item);
+       if (has_author != NULL) {
+               g_message ("  Author:'%s'", has_author);
+
+               tracker_sparql_builder_subject (sparql, "_:author");
+               tracker_sparql_builder_predicate (sparql, "a");
+               tracker_sparql_builder_object (sparql, "nco:Contact");
+
+               tracker_sparql_builder_predicate (sparql, "nco:fullName");
+               tracker_sparql_builder_object_unvalidated (sparql, has_author);
+       }
+
        tracker_sparql_builder_subject (sparql, "_:message");
        tracker_sparql_builder_predicate (sparql, "a");
        tracker_sparql_builder_object (sparql, "mfo:FeedMessage");
@@ -542,12 +554,9 @@ feed_item_check_exists_cb (GObject      *source_object,
                tracker_sparql_builder_object_unvalidated (sparql, tmp_string);
        }
 
-       tmp_string = grss_feed_item_get_author (fiid->item);
-       if (tmp_string != NULL) {
-               g_message ("  Author:'%s'", tmp_string);
-
+       if (has_author != NULL) {
                tracker_sparql_builder_predicate (sparql, "nco:creator");
-               tracker_sparql_builder_object_unvalidated (sparql, tmp_string);
+               tracker_sparql_builder_object (sparql, "_:author");
        }
 
        tmp_string = grss_feed_item_get_description (fiid->item);