diff options
Diffstat (limited to 'src/tracker-extract/tracker-extract-png.c')
| -rw-r--r-- | src/tracker-extract/tracker-extract-png.c | 348 |
1 files changed, 75 insertions, 273 deletions
diff --git a/src/tracker-extract/tracker-extract-png.c b/src/tracker-extract/tracker-extract-png.c index a7aa70565..2bf13cb21 100644 --- a/src/tracker-extract/tracker-extract-png.c +++ b/src/tracker-extract/tracker-extract-png.c @@ -183,14 +183,11 @@ raw_profile_new (const gchar *input, #endif /* defined(PNG_iTXt_SUPPORTED) && (defined(HAVE_EXEMPI) || defined(HAVE_LIBEXIF)) */ static void -read_metadata (TrackerSparqlBuilder *preupdate, - TrackerSparqlBuilder *metadata, +read_metadata (TrackerResource *metadata, png_structp png_ptr, png_infop info_ptr, png_infop end_ptr, - const gchar *uri, - const gchar *graph, - const gchar *urn) + const gchar *uri) { MergeData md = { 0 }; PngData pd = { 0 }; @@ -364,159 +361,87 @@ read_metadata (TrackerSparqlBuilder *preupdate, keywords = g_ptr_array_new_with_free_func ((GDestroyNotify) g_free); if (md.comment) { - tracker_sparql_builder_predicate (metadata, "nie:comment"); - tracker_sparql_builder_object_unvalidated (metadata, md.comment); + tracker_resource_set_string (metadata, "nie:comment", md.comment); } if (md.license) { - tracker_sparql_builder_predicate (metadata, "nie:license"); - tracker_sparql_builder_object_unvalidated (metadata, md.license); + tracker_resource_set_string (metadata, "nie:license", md.license); } /* TODO: add ontology and store this ed->software */ if (md.creator) { - gchar *uri = tracker_sparql_escape_uri_printf ("urn:contact:%s", md.creator); + TrackerResource *creator = tracker_extract_new_contact (md.creator); - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } - - tracker_sparql_builder_subject_iri (preupdate, uri); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nco:Contact"); - tracker_sparql_builder_predicate (preupdate, "nco:fullname"); - tracker_sparql_builder_object_unvalidated (preupdate, md.creator); - - if (graph) { - tracker_sparql_builder_graph_close (preupdate); - } - tracker_sparql_builder_insert_close (preupdate); + tracker_resource_set_relation (metadata, "nco:creator", creator); - tracker_sparql_builder_predicate (metadata, "nco:creator"); - tracker_sparql_builder_object_iri (metadata, uri); - g_free (uri); + g_object_unref (creator); } - tracker_guarantee_date_from_file_mtime (metadata, - "nie:contentCreated", - md.date, - uri); + tracker_guarantee_resource_date_from_file_mtime (metadata, + "nie:contentCreated", + md.date, + uri); if (md.description) { - tracker_sparql_builder_predicate (metadata, "nie:description"); - tracker_sparql_builder_object_unvalidated (metadata, md.description); + tracker_resource_set_string (metadata, "nie:description", md.description); } if (md.copyright) { - tracker_sparql_builder_predicate (metadata, "nie:copyright"); - tracker_sparql_builder_object_unvalidated (metadata, md.copyright); + tracker_resource_set_string (metadata, "nie:copyright", md.copyright); } - tracker_guarantee_title_from_file (metadata, - "nie:title", - md.title, - uri, - NULL); + tracker_guarantee_resource_title_from_file (metadata, + "nie:title", + md.title, + uri, + NULL); if (md.make || md.model) { - gchar *equip_uri; - - equip_uri = tracker_sparql_escape_uri_printf ("urn:equipment:%s:%s:", - md.make ? md.make : "", - md.model ? md.model : ""); - - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } + TrackerResource *equipment = tracker_extract_new_equipment (md.make, md.model); - tracker_sparql_builder_subject_iri (preupdate, equip_uri); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nfo:Equipment"); + tracker_resource_set_relation (metadata, "nfo:equipment", equipment); - if (md.make) { - tracker_sparql_builder_predicate (preupdate, "nfo:manufacturer"); - tracker_sparql_builder_object_unvalidated (preupdate, md.make); - } - if (md.model) { - tracker_sparql_builder_predicate (preupdate, "nfo:model"); - tracker_sparql_builder_object_unvalidated (preupdate, md.model); - } - - if (graph) { - tracker_sparql_builder_graph_close (preupdate); - } - tracker_sparql_builder_insert_close (preupdate); - - tracker_sparql_builder_predicate (metadata, "nfo:equipment"); - tracker_sparql_builder_object_iri (metadata, equip_uri); - g_free (equip_uri); + g_object_unref (equipment); } if (md.artist) { - gchar *uri = tracker_sparql_escape_uri_printf ("urn:contact:%s", md.artist); - - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } + TrackerResource *artist = tracker_extract_new_contact (md.artist); - tracker_sparql_builder_subject_iri (preupdate, uri); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nco:Contact"); - tracker_sparql_builder_predicate (preupdate, "nco:fullname"); - tracker_sparql_builder_object_unvalidated (preupdate, md.artist); + tracker_resource_set_relation (metadata, "nco:contributor", artist); - if (graph) { - tracker_sparql_builder_graph_close (preupdate); - } - tracker_sparql_builder_insert_close (preupdate); - - tracker_sparql_builder_predicate (metadata, "nco:contributor"); - tracker_sparql_builder_object_iri (metadata, uri); - g_free (uri); + g_object_unref (artist); } if (md.orientation) { - tracker_sparql_builder_predicate (metadata, "nfo:orientation"); - tracker_sparql_builder_object_unvalidated (metadata, md.orientation); + tracker_resource_set_string (metadata, "nfo:orientation", md.orientation); } if (md.exposure_time) { - tracker_sparql_builder_predicate (metadata, "nmm:exposureTime"); - tracker_sparql_builder_object_unvalidated (metadata, md.exposure_time); + tracker_resource_set_string (metadata, "nmm:exposureTime", md.exposure_time); } if (md.iso_speed_ratings) { - tracker_sparql_builder_predicate (metadata, "nmm:isoSpeed"); - tracker_sparql_builder_object_unvalidated (metadata, md.iso_speed_ratings); + tracker_resource_set_string (metadata, "nmm:isoSpeed", md.iso_speed_ratings); } if (md.white_balance) { - tracker_sparql_builder_predicate (metadata, "nmm:whiteBalance"); - tracker_sparql_builder_object_unvalidated (metadata, md.white_balance); + tracker_resource_set_string (metadata, "nmm:whiteBalance", md.white_balance); } if (md.fnumber) { - tracker_sparql_builder_predicate (metadata, "nmm:fnumber"); - tracker_sparql_builder_object_unvalidated (metadata, md.fnumber); + tracker_resource_set_string (metadata, "nmm:fnumber", md.fnumber); } if (md.flash) { - tracker_sparql_builder_predicate (metadata, "nmm:flash"); - tracker_sparql_builder_object_unvalidated (metadata, md.flash); - } + tracker_resource_set_string (metadata, "nmm:flash", md.flash); } if (md.focal_length) { - tracker_sparql_builder_predicate (metadata, "nmm:focalLength"); - tracker_sparql_builder_object_unvalidated (metadata, md.focal_length); + tracker_resource_set_string (metadata, "nmm:focalLength", md.focal_length); } if (md.metering_mode) { - tracker_sparql_builder_predicate (metadata, "nmm:meteringMode"); - tracker_sparql_builder_object_unvalidated (metadata, md.metering_mode); + tracker_resource_set_string (metadata, "nmm:meteringMode", md.metering_mode); } @@ -529,8 +454,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, } if (xd->rating) { - tracker_sparql_builder_predicate (metadata, "nao:numericRating"); - tracker_sparql_builder_object_unvalidated (metadata, xd->rating); + tracker_resource_set_string (metadata, "nao:numericRating", xd->rating); } if (xd->subject) { @@ -538,207 +462,91 @@ read_metadata (TrackerSparqlBuilder *preupdate, } if (xd->publisher) { - gchar *uri = tracker_sparql_escape_uri_printf ("urn:contact:%s", xd->publisher); + TrackerResource *publisher = tracker_extract_new_contact (xd->publisher); - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } - - tracker_sparql_builder_subject_iri (preupdate, uri); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nco:Contact"); - tracker_sparql_builder_predicate (preupdate, "nco:fullname"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->publisher); - - if (graph) { - tracker_sparql_builder_graph_close (preupdate); - } - tracker_sparql_builder_insert_close (preupdate); + tracker_resource_set_relation (metadata, "nco:creator", publisher); - tracker_sparql_builder_predicate (metadata, "nco:creator"); - tracker_sparql_builder_object_iri (metadata, uri); - g_free (uri); + g_object_unref (publisher); } if (xd->type) { - tracker_sparql_builder_predicate (metadata, "dc:type"); - tracker_sparql_builder_object_unvalidated (metadata, xd->type); + tracker_resource_set_string (metadata, "dc:type", xd->type); } if (xd->format) { - tracker_sparql_builder_predicate (metadata, "dc:format"); - tracker_sparql_builder_object_unvalidated (metadata, xd->format); + tracker_resource_set_string (metadata, "dc:format", xd->format); } if (xd->identifier) { - tracker_sparql_builder_predicate (metadata, "dc:identifier"); - tracker_sparql_builder_object_unvalidated (metadata, xd->identifier); + tracker_resource_set_string (metadata, "dc:identifier", xd->identifier); } if (xd->source) { - tracker_sparql_builder_predicate (metadata, "dc:source"); - tracker_sparql_builder_object_unvalidated (metadata, xd->source); + tracker_resource_set_string (metadata, "dc:source", xd->source); } if (xd->language) { - tracker_sparql_builder_predicate (metadata, "dc:language"); - tracker_sparql_builder_object_unvalidated (metadata, xd->language); + tracker_resource_set_string (metadata, "dc:language", xd->language); } if (xd->relation) { - tracker_sparql_builder_predicate (metadata, "dc:relation"); - tracker_sparql_builder_object_unvalidated (metadata, xd->relation); + tracker_resource_set_string (metadata, "dc:relation", xd->relation); } if (xd->coverage) { - tracker_sparql_builder_predicate (metadata, "dc:coverage"); - tracker_sparql_builder_object_unvalidated (metadata, xd->coverage); + tracker_resource_set_string (metadata, "dc:coverage", xd->coverage); } if (xd->address || xd->state || xd->country || xd->city || xd->gps_altitude || xd->gps_latitude || xd-> gps_longitude) { - tracker_sparql_builder_predicate (metadata, "slo:location"); - - tracker_sparql_builder_object_blank_open (metadata); /* GeoLocation */ - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "slo:GeoLocation"); - - if (xd->address || xd->state || xd->country || xd->city) { - gchar *addruri; - - addruri = tracker_sparql_get_uuid_urn (); - - tracker_sparql_builder_predicate (metadata, "slo:postalAddress"); - tracker_sparql_builder_object_iri (metadata, addruri); - - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } - - tracker_sparql_builder_subject_iri (preupdate, addruri); - - g_free (addruri); - - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nco:PostalAddress"); - - if (xd->address) { - tracker_sparql_builder_predicate (preupdate, "nco:streetAddress"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->address); - } - - if (xd->state) { - tracker_sparql_builder_predicate (preupdate, "nco:region"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->state); - } - - if (xd->city) { - tracker_sparql_builder_predicate (preupdate, "nco:locality"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->city); - } - - if (xd->country) { - tracker_sparql_builder_predicate (preupdate, "nco:country"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->country); - } - - if (graph) { - tracker_sparql_builder_graph_close (preupdate); - } - tracker_sparql_builder_insert_close (preupdate); - } + TrackerResource *location = tracker_extract_new_location (xd->address, + xd->state, xd->city, xd->country, xd->gps_altitude, + xd->gps_latitude, xd-> gps_longitude); + + tracker_resource_set_relation (metadata, "slo:location", location); - if (xd->gps_altitude) { - tracker_sparql_builder_predicate (metadata, "slo:altitude"); - tracker_sparql_builder_object_unvalidated (metadata, xd->gps_altitude); - } - - if (xd->gps_latitude) { - tracker_sparql_builder_predicate (metadata, "slo:latitude"); - tracker_sparql_builder_object_unvalidated (metadata, xd->gps_latitude); - } - - if (xd->gps_longitude) { - tracker_sparql_builder_predicate (metadata, "slo:longitude"); - tracker_sparql_builder_object_unvalidated (metadata, xd->gps_longitude); - } - - tracker_sparql_builder_object_blank_close (metadata); /* GeoLocation */ + g_object_unref (location); } if (xd->gps_direction) { - tracker_sparql_builder_predicate (metadata, "nfo:heading"); - tracker_sparql_builder_object_unvalidated (metadata, xd->gps_direction); + tracker_resource_set_string(metadata, "nfo:heading", xd->gps_direction); } if (ed->x_resolution) { gdouble value; value = ed->resolution_unit != 3 ? g_strtod (ed->x_resolution, NULL) : g_strtod (ed->x_resolution, NULL) * CM_TO_INCH; - tracker_sparql_builder_predicate (metadata, "nfo:horizontalResolution"); - tracker_sparql_builder_object_double (metadata, value); + tracker_resource_set_double (metadata, "nfo:horizontalResolution", value); } if (ed->y_resolution) { gdouble value; value = ed->resolution_unit != 3 ? g_strtod (ed->y_resolution, NULL) : g_strtod (ed->y_resolution, NULL) * CM_TO_INCH; - tracker_sparql_builder_predicate (metadata, "nfo:verticalResolution"); - tracker_sparql_builder_object_double (metadata, value); + tracker_resource_set_double (metadata, "nfo:verticalResolution", value); } if (xd->regions) { - tracker_xmp_apply_regions (preupdate, metadata, graph, xd); + tracker_xmp_apply_regions_to_resource (metadata, xd); } for (i = 0; i < keywords->len; i++) { - gchar *escaped, *subject; + TrackerResource *tag; const gchar *p; p = g_ptr_array_index (keywords, i); - escaped = tracker_sparql_escape_string (p); - subject = g_strdup_printf ("_:tag%d", i + 1); - - /* ensure tag with specified label exists */ - tracker_sparql_builder_insert_open (preupdate, graph); - tracker_sparql_builder_subject (preupdate, subject); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nao:Tag"); - tracker_sparql_builder_predicate (preupdate, "nao:prefLabel"); - tracker_sparql_builder_object_unvalidated (preupdate, escaped); - tracker_sparql_builder_insert_close (preupdate); - tracker_sparql_builder_append (preupdate, - "WHERE { FILTER (NOT EXISTS { " - "?tag a nao:Tag ; nao:prefLabel \""); - tracker_sparql_builder_append (preupdate, escaped); - tracker_sparql_builder_append (preupdate, - "\" }) }\n"); - - /* associate file with tag */ - tracker_sparql_builder_insert_open (preupdate, graph); - tracker_sparql_builder_subject_iri (preupdate, urn); - tracker_sparql_builder_predicate (preupdate, "nao:hasTag"); - tracker_sparql_builder_object (preupdate, "?tag"); - tracker_sparql_builder_insert_close (preupdate); - tracker_sparql_builder_where_open (preupdate); - tracker_sparql_builder_subject (preupdate, "?tag"); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nao:Tag"); - tracker_sparql_builder_predicate (preupdate, "nao:prefLabel"); - tracker_sparql_builder_object_unvalidated (preupdate, escaped); - tracker_sparql_builder_where_close (preupdate); - - g_free (subject); - g_free (escaped); + + tag = tracker_extract_new_tag (p); + + tracker_resource_set_relation (metadata, "nao:hasTag", tag); + + g_object_unref (tag); } g_ptr_array_free (keywords, TRUE); if (g_strcmp0(pd.software, "gnome-screenshot") == 0) { - tracker_sparql_builder_predicate (metadata, "nie:isPartOf"); - tracker_sparql_builder_object (metadata, "nfo:image-category-screenshot"); + tracker_resource_set_string (metadata, "nie:isPartOf", "nfo:image-category-screenshot"); } tracker_exif_free (ed); @@ -783,6 +591,7 @@ guess_dlna_profile (gint depth, G_MODULE_EXPORT gboolean tracker_extract_get_metadata (TrackerExtractInfo *info) { + TrackerResource *metadata; goffset size; FILE *f; png_structp png_ptr; @@ -793,8 +602,7 @@ 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, *dlna_mimetype, *graph, *urn; - TrackerSparqlBuilder *preupdate, *metadata; + const gchar *dlna_profile, *dlna_mimetype; gchar *filename, *uri; GFile *file; @@ -802,11 +610,6 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) filename = g_file_get_path (file); size = tracker_file_get_size (filename); - preupdate = tracker_extract_info_get_preupdate_builder (info); - metadata = tracker_extract_info_get_metadata_builder (info); - graph = tracker_extract_info_get_graph (info); - urn = tracker_extract_info_get_urn (info); - if (size < 64) { return FALSE; } @@ -884,30 +687,29 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) png_read_end (png_ptr, end_ptr); - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nfo:Image"); - tracker_sparql_builder_object (metadata, "nmm:Photo"); + metadata = tracker_resource_new (NULL); + + tracker_resource_add_uri (metadata, "rdf:type", "nfo:Image"); + tracker_resource_add_uri (metadata, "rdf:type", "nmm:Photo"); uri = g_file_get_uri (file); - read_metadata (preupdate, metadata, png_ptr, info_ptr, end_ptr, uri, graph, urn); + read_metadata (metadata, png_ptr, info_ptr, end_ptr, uri); g_free (uri); - tracker_sparql_builder_predicate (metadata, "nfo:width"); - tracker_sparql_builder_object_int64 (metadata, width); - - tracker_sparql_builder_predicate (metadata, "nfo:height"); - tracker_sparql_builder_object_int64 (metadata, height); + tracker_resource_set_int64 (metadata, "nfo:width", width); + tracker_resource_set_int64 (metadata, "nfo:height", height); if (guess_dlna_profile (bit_depth, width, height, &dlna_profile, &dlna_mimetype)) { - tracker_sparql_builder_predicate (metadata, "nmm:dlnaProfile"); - tracker_sparql_builder_object_string (metadata, dlna_profile); - tracker_sparql_builder_predicate (metadata, "nmm:dlnaMime"); - tracker_sparql_builder_object_string (metadata, dlna_mimetype); + tracker_resource_set_string (metadata, "nmm:dlnaProfile", dlna_profile); + tracker_resource_set_string (metadata, "nmm:dlnaMime", dlna_mimetype); } png_destroy_read_struct (&png_ptr, &info_ptr, &end_ptr); tracker_file_close (f, FALSE); + tracker_extract_info_set_resource (info, metadata); + g_object_unref (metadata); + return TRUE; } |