diff options
Diffstat (limited to 'src/tracker-extract/tracker-extract-gif.c')
| -rw-r--r-- | src/tracker-extract/tracker-extract-gif.c | 348 |
1 files changed, 79 insertions, 269 deletions
diff --git a/src/tracker-extract/tracker-extract-gif.c b/src/tracker-extract/tracker-extract-gif.c index 27ee3162a..8e9619965 100644 --- a/src/tracker-extract/tracker-extract-gif.c +++ b/src/tracker-extract/tracker-extract-gif.c @@ -102,14 +102,11 @@ static inline void print_gif_error() #define DGifCloseFile(a, b) DGifCloseFile(a) #endif -static void -read_metadata (TrackerSparqlBuilder *preupdate, - TrackerSparqlBuilder *metadata, - GifFileType *gifFile, - const gchar *uri, - const gchar *graph, - const gchar *urn) +static TrackerResource * +read_metadata (GifFileType *gifFile, + const gchar *uri) { + TrackerResource *metadata; GifRecordType RecordType; int frameheight; int framewidth; @@ -133,7 +130,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, #else /* GIFLIB_MAJOR < 5 */ gif_error ("Could not read next GIF record type", gifFile->Error); #endif /* GIFLIB_MAJOR < 5 */ - return; + return NULL; } switch (RecordType) { @@ -144,7 +141,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, #else /* GIFLIB_MAJOR < 5 */ gif_error ("Could not get GIF record information", gifFile->Error); #endif /* GIFLIB_MAJOR < 5 */ - return; + return NULL; } framewidth = gifFile->Image.Width; @@ -159,7 +156,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, #else /* GIFLIB_MAJOR < 5 */ gif_error ("Could not load a block of GIF pixes", gifFile->Error); #endif /* GIFLIB_MAJOR < 5 */ - return; + return NULL; } } @@ -176,7 +173,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, if ((status = DGifGetExtension (gifFile, &ExtCode, &ExtData)) != GIF_OK) { g_warning ("Problem getting the extension"); - return; + return NULL; } #if defined(HAVE_EXEMPI) if (ExtData && *ExtData && @@ -186,7 +183,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, if (ExtData != NULL) { if (ext_block_append (&extBlock, ExtData[0]+1, (char *) &(ExtData[0])) != GIF_OK) { g_warning ("Problem with extension data"); - return; + return NULL; } } } @@ -213,7 +210,7 @@ read_metadata (TrackerSparqlBuilder *preupdate, ExtData[0]); if (ext_block_append (&extBlock, ExtData[0], (char *) &(ExtData[1])) != GIF_OK) { g_warning ("Problem with Comment extension data"); - return; + return NULL; } } while (((status = DGifGetExtensionNext(gifFile, &ExtData)) == GIF_OK) && ExtData != NULL); @@ -249,153 +246,86 @@ read_metadata (TrackerSparqlBuilder *preupdate, md.date = tracker_coalesce_strip (2, xd->date, xd->time_original); md.artist = tracker_coalesce_strip (2, xd->artist, xd->contributor); + metadata = tracker_resource_new (NULL); + tracker_resource_add_uri (metadata, "rdf:type", "nfo:Image"); + tracker_resource_add_uri (metadata, "rdf:type", "nmm:Photo"); + if (xd->license) { - tracker_sparql_builder_predicate (metadata, "nie:license"); - tracker_sparql_builder_object_unvalidated (metadata, xd->license); + tracker_resource_set_string (metadata, "nie:license", xd->license); } if (xd->creator) { - gchar *uri = tracker_sparql_escape_uri_printf ("urn:contact:%s", xd->creator); - - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } + TrackerResource *creator = tracker_extract_new_contact (xd->creator); - 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->creator); + tracker_resource_set_relation (metadata, "nco:creator", creator); - if (graph) { - tracker_sparql_builder_graph_close (preupdate); - } - tracker_sparql_builder_insert_close (preupdate); - - 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 (xd->description) { - tracker_sparql_builder_predicate (metadata, "nie:description"); - tracker_sparql_builder_object_unvalidated (metadata, xd->description); + tracker_resource_set_string (metadata, "nie:description", xd->description); } if (xd->copyright) { - tracker_sparql_builder_predicate (metadata, "nie:copyright"); - tracker_sparql_builder_object_unvalidated (metadata, xd->copyright); + tracker_resource_set_string (metadata, "nie:copyright", xd->copyright); } if (xd->make || xd->model) { - gchar *equip_uri; - - equip_uri = tracker_sparql_escape_uri_printf ("urn:equipment:%s:%s:", - xd->make ? xd->make : "", - xd->model ? xd->model : ""); - - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } - - tracker_sparql_builder_subject_iri (preupdate, equip_uri); - tracker_sparql_builder_predicate (preupdate, "a"); - tracker_sparql_builder_object (preupdate, "nfo:Equipment"); + TrackerResource *equipment = tracker_extract_new_equipment (xd->make, xd->model); - if (xd->make) { - tracker_sparql_builder_predicate (preupdate, "nfo:manufacturer"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->make); - } - if (xd->model) { - tracker_sparql_builder_predicate (preupdate, "nfo:model"); - tracker_sparql_builder_object_unvalidated (preupdate, xd->model); - } + tracker_resource_set_relation (metadata, "nfo:equipment", equipment); - 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); } - 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.artist) { - gchar *uri = tracker_sparql_escape_uri_printf ("urn:contact:%s", md.artist); + TrackerResource *artist = tracker_extract_new_contact (xd->creator); - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } + tracker_resource_add_relation (metadata, "nco:contributor", 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); - - 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 (xd->orientation) { - tracker_sparql_builder_predicate (metadata, "nfo:orientation"); - tracker_sparql_builder_object_unvalidated (metadata, xd->orientation); + tracker_resource_set_string (metadata, "nfo:orientation", xd->orientation); } if (xd->exposure_time) { - tracker_sparql_builder_predicate (metadata, "nmm:exposureTime"); - tracker_sparql_builder_object_unvalidated (metadata, xd->exposure_time); + tracker_resource_set_string (metadata, "nmm:exposureTime", xd->exposure_time); } if (xd->iso_speed_ratings) { - tracker_sparql_builder_predicate (metadata, "nmm:isoSpeed"); - tracker_sparql_builder_object_unvalidated (metadata, xd->iso_speed_ratings); + tracker_resource_set_string (metadata, "nmm:isoSpeed", xd->iso_speed_ratings); } if (xd->white_balance) { - tracker_sparql_builder_predicate (metadata, "nmm:whiteBalance"); - tracker_sparql_builder_object_unvalidated (metadata, xd->white_balance); + tracker_resource_set_string (metadata, "nmm:whiteBalance", xd->white_balance); } if (xd->fnumber) { - tracker_sparql_builder_predicate (metadata, "nmm:fnumber"); - tracker_sparql_builder_object_unvalidated (metadata, xd->fnumber); + tracker_resource_set_string (metadata, "nmm:fnumber", xd->fnumber); } if (xd->flash) { - tracker_sparql_builder_predicate (metadata, "nmm:flash"); - tracker_sparql_builder_object_unvalidated (metadata, xd->flash); - } + tracker_resource_set_string (metadata, "nmm:flash", xd->flash); } if (xd->focal_length) { - tracker_sparql_builder_predicate (metadata, "nmm:focalLength"); - tracker_sparql_builder_object_unvalidated (metadata, xd->focal_length); + tracker_resource_set_string (metadata, "nmm:focalLength", xd->focal_length); } if (xd->metering_mode) { - tracker_sparql_builder_predicate (metadata, "nmm:meteringMode"); - tracker_sparql_builder_object_unvalidated (metadata, xd->metering_mode); + tracker_resource_set_string (metadata, "nmm:meteringMode", xd->metering_mode); } keywords = g_ptr_array_new_with_free_func ((GDestroyNotify) g_free); @@ -409,8 +339,7 @@ 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) { @@ -418,216 +347,101 @@ read_metadata (TrackerSparqlBuilder *preupdate, } 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 (xd->publisher) { - gchar *uri = tracker_sparql_escape_uri_printf ("urn:contact:%s", xd->publisher); + TrackerResource *publisher = tracker_extract_new_contact (xd->creator); - tracker_sparql_builder_insert_open (preupdate, NULL); - if (graph) { - tracker_sparql_builder_graph_open (preupdate, graph); - } + tracker_resource_add_relation (metadata, "nco:creator", publisher); - 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_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"); + TrackerResource *location = tracker_extract_new_location (xd->address, + xd->state, xd->city, xd->country, xd->gps_altitude, + xd->gps_latitude, xd->gps_longitude); - tracker_sparql_builder_object_blank_open (metadata); /* GeoLocation */ - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "slo:GeoLocation"); + tracker_resource_set_relation (metadata, "slo:location", location); - 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); - } - - 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 (gd.width) { - tracker_sparql_builder_predicate (metadata, "nfo:width"); - tracker_sparql_builder_object_unvalidated (metadata, gd.width); + tracker_resource_set_string (metadata, "nfo:width", gd.width); g_free (gd.width); } if (gd.height) { - tracker_sparql_builder_predicate (metadata, "nfo:height"); - tracker_sparql_builder_object_unvalidated (metadata, gd.height); + tracker_resource_set_string (metadata, "nfo:height", gd.height); g_free (gd.height); } if (gd.comment) { - tracker_sparql_builder_predicate (metadata, "nie:comment"); - tracker_sparql_builder_object_unvalidated (metadata, gd.comment); + tracker_resource_set_string (metadata, "nie:comment", gd.comment); g_free (gd.comment); } tracker_xmp_free (xd); + + return metadata; } G_MODULE_EXPORT gboolean tracker_extract_get_metadata (TrackerExtractInfo *info) { - TrackerSparqlBuilder *preupdate, *metadata; + TrackerResource *metadata; goffset size; GifFileType *gifFile = NULL; - const gchar *graph, *urn; gchar *filename, *uri; GFile *file; int fd; @@ -635,11 +449,6 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) int err; #endif - 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); - file = tracker_extract_info_get_file (info); filename = g_file_get_path (file); size = tracker_file_get_size (filename); @@ -673,13 +482,9 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) g_free (filename); - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nfo:Image"); - tracker_sparql_builder_object (metadata, "nmm:Photo"); - uri = g_file_get_uri (file); - read_metadata (preupdate, metadata, gifFile, uri, graph, urn); + metadata = read_metadata (gifFile, uri); g_free (uri); @@ -691,5 +496,10 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) #endif /* GIFLIB_MAJOR < 5 */ } + if (metadata) { + tracker_extract_info_set_resource (info, metadata); + g_object_unref (metadata); + } + return TRUE; } |