[tracker/wip/extract-graphs] tracker-extract: use provided graph when inserting keywords from PNG images
- From: Carlos Garnacho <carlosg src gnome org>
- To: commits-list gnome org
- Cc:
- Subject: [tracker/wip/extract-graphs] tracker-extract: use provided graph when inserting keywords from PNG images
- Date: Thu, 25 Aug 2011 16:06:22 +0000 (UTC)
commit c799eccaf8198196482e2c654ee071984710a6d1
Author: Carlos Garnacho <carlosg gnome org>
Date: Thu Aug 25 18:03:22 2011 +0200
tracker-extract: use provided graph when inserting keywords from PNG images
src/tracker-extract/tracker-extract-png.c | 27 ++++++++++++++++++++++-----
1 files changed, 22 insertions(+), 5 deletions(-)
---
diff --git a/src/tracker-extract/tracker-extract-png.c b/src/tracker-extract/tracker-extract-png.c
index fbb24ea..5147553 100644
--- a/src/tracker-extract/tracker-extract-png.c
+++ b/src/tracker-extract/tracker-extract-png.c
@@ -86,7 +86,8 @@ read_metadata (TrackerSparqlBuilder *preupdate,
png_structp png_ptr,
png_infop info_ptr,
png_infop end_ptr,
- const gchar *uri)
+ const gchar *uri,
+ const gchar *graph)
{
MergeData md = { 0 };
PngData pd = { 0 };
@@ -506,11 +507,26 @@ read_metadata (TrackerSparqlBuilder *preupdate,
var = g_strdup_printf ("tag%d", i + 1);
/* ensure tag with specified label exists */
+ tracker_sparql_builder_append (preupdate, "INSERT { ");
+
+ if (graph) {
+ tracker_sparql_builder_append (preupdate, "GRAPH <");
+ tracker_sparql_builder_append (preupdate, graph);
+ tracker_sparql_builder_append (preupdate, "> { ");
+ }
+
tracker_sparql_builder_append (preupdate,
- "INSERT { _:tag a nao:Tag ; nao:prefLabel \"");
+ "_:tag a nao:Tag ; nao:prefLabel \"");
tracker_sparql_builder_append (preupdate, escaped);
+ tracker_sparql_builder_append (preupdate, "\"");
+
+ if (graph) {
+ tracker_sparql_builder_append (preupdate, " } ");
+ }
+
+ tracker_sparql_builder_append (preupdate, " }\n");
tracker_sparql_builder_append (preupdate,
- "\" }\nWHERE { FILTER (NOT EXISTS { "
+ "WHERE { FILTER (NOT EXISTS { "
"?tag a nao:Tag ; nao:prefLabel \"");
tracker_sparql_builder_append (preupdate, escaped);
tracker_sparql_builder_append (preupdate,
@@ -588,7 +604,7 @@ tracker_extract_get_metadata (TrackerExtractInfo *info)
png_uint_32 width, height;
gint bit_depth, color_type;
gint interlace_type, compression_type, filter_type;
- const gchar *dlna_profile;
+ const gchar *dlna_profile, *graph;
TrackerSparqlBuilder *preupdate, *metadata;
gchar *filename, *uri;
GString *where;
@@ -600,6 +616,7 @@ tracker_extract_get_metadata (TrackerExtractInfo *info)
preupdate = tracker_extract_info_get_preupdate_builder (info);
metadata = tracker_extract_info_get_metadata_builder (info);
+ graph = tracker_extract_info_get_graph (info);
if (size < 64) {
return FALSE;
@@ -685,7 +702,7 @@ tracker_extract_get_metadata (TrackerExtractInfo *info)
uri = g_file_get_uri (file);
where = g_string_new ("");
- read_metadata (preupdate, metadata, where, png_ptr, info_ptr, end_ptr, uri);
+ read_metadata (preupdate, metadata, where, png_ptr, info_ptr, end_ptr, uri, graph);
tracker_extract_info_set_where_clause (info,
g_string_free (where, FALSE));
g_free (uri);
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