diff options
Diffstat (limited to 'src/tracker-extract/tracker-extract-pdf.c')
| -rw-r--r-- | src/tracker-extract/tracker-extract-pdf.c | 301 |
1 files changed, 74 insertions, 227 deletions
diff --git a/src/tracker-extract/tracker-extract-pdf.c b/src/tracker-extract/tracker-extract-pdf.c index 6402ddd85..b6b4274f5 100644 --- a/src/tracker-extract/tracker-extract-pdf.c +++ b/src/tracker-extract/tracker-extract-pdf.c @@ -169,8 +169,8 @@ read_toc (PopplerIndexIter *index, } static void -read_outline (PopplerDocument *document, - TrackerSparqlBuilder *metadata) +read_outline (PopplerDocument *document, + TrackerResource *metadata) { PopplerIndexIter *index; GString *toc = NULL; @@ -185,8 +185,7 @@ read_outline (PopplerDocument *document, if (toc) { if (toc->len > 0) { - tracker_sparql_builder_predicate (metadata, "nfo:tableOfContents"); - tracker_sparql_builder_object_unvalidated (metadata, toc->str); + tracker_resource_set_string (metadata, "nfo:tableOfContents", toc->str); } g_string_free (toc, TRUE); @@ -256,33 +255,26 @@ extract_content_text (PopplerDocument *document, } static void -write_pdf_data (PDFData data, - TrackerSparqlBuilder *metadata, - GPtrArray *keywords) +write_pdf_data (PDFData data, + TrackerResource *metadata, + GPtrArray *keywords) { if (!tracker_is_empty_string (data.title)) { - tracker_sparql_builder_predicate (metadata, "nie:title"); - tracker_sparql_builder_object_unvalidated (metadata, data.title); + tracker_resource_set_string (metadata, "nie:title", data.title); } if (!tracker_is_empty_string (data.subject)) { - tracker_sparql_builder_predicate (metadata, "nie:subject"); - tracker_sparql_builder_object_unvalidated (metadata, data.subject); + tracker_resource_set_string (metadata, "nie:subject", data.subject); } if (!tracker_is_empty_string (data.author)) { - tracker_sparql_builder_predicate (metadata, "nco:creator"); - tracker_sparql_builder_object_blank_open (metadata); - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nco:Contact"); - tracker_sparql_builder_predicate (metadata, "nco:fullname"); - tracker_sparql_builder_object_unvalidated (metadata, data.author); - tracker_sparql_builder_object_blank_close (metadata); + TrackerResource *author = tracker_extract_new_contact (data.author); + tracker_resource_set_relation (metadata, "nco:creator", author); + g_object_unref (author); } if (!tracker_is_empty_string (data.date)) { - tracker_sparql_builder_predicate (metadata, "nie:contentCreated"); - tracker_sparql_builder_object_unvalidated (metadata, data.date); + tracker_resource_set_string (metadata, "nie:contentCreated", data.date); } if (!tracker_is_empty_string (data.keywords)) { @@ -296,9 +288,7 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) TrackerConfig *config; GTime creation_date; GError *error = NULL; - TrackerSparqlBuilder *metadata, *preupdate; - const gchar *graph; - const gchar *urn; + TrackerResource *metadata; TrackerXmpData *xd = NULL; PDFData pd = { 0 }; /* actual data */ PDFData md = { 0 }; /* for merging */ @@ -315,11 +305,6 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) gsize len; struct stat st; - metadata = tracker_extract_info_get_metadata_builder (info); - preupdate = tracker_extract_info_get_preupdate_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); @@ -362,14 +347,16 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) uri = g_file_get_uri (file); document = poppler_document_new_from_data (contents, len, NULL, &error); - + if (error) { if (error->code == POPPLER_ERROR_ENCRYPTED) { - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nfo:PaginatedTextDocument"); + metadata = tracker_resource_new (NULL); + + tracker_resource_add_uri (metadata, "rdf:type", "nfo:PaginatedTextDocument"); + tracker_resource_set_boolean (metadata, "nfo:isContentEncrypted", TRUE); - tracker_sparql_builder_predicate (metadata, "nfo:isContentEncrypted"); - tracker_sparql_builder_object_boolean (metadata, TRUE); + tracker_extract_info_set_resource (info, metadata); + g_object_unref (metadata); g_error_free (error); g_free (uri); @@ -398,8 +385,8 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) return FALSE; } - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nfo:PaginatedTextDocument"); + metadata = tracker_resource_new (NULL); + tracker_resource_add_uri (metadata, "rdf:type", "nfo:PaginatedTextDocument"); g_object_get (document, "title", &pd.title, @@ -435,243 +422,131 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) } if (xd->publisher) { - tracker_sparql_builder_predicate (metadata, "nco:publisher"); - tracker_sparql_builder_object_blank_open (metadata); - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nco:Contact"); - tracker_sparql_builder_predicate (metadata, "nco:fullname"); - tracker_sparql_builder_object_unvalidated (metadata, xd->publisher); - tracker_sparql_builder_object_blank_close (metadata); + TrackerResource *publisher = tracker_extract_new_contact (xd->publisher); + tracker_resource_set_relation (metadata, "nco:publisher", publisher); + 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->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->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"); - - 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); - } - - 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); + TrackerResource *equipment = tracker_extract_new_equipment (xd->make, xd->model); + tracker_resource_set_relation (metadata, "nfo:equipment", equipment); + g_object_unref (equipment); } if (xd->orientation) { - tracker_sparql_builder_predicate (metadata, "nfo:orientation"); - tracker_sparql_builder_object (metadata, xd->orientation); + tracker_resource_set_string (metadata, "nfo:orientation", xd->orientation); } if (xd->rights) { - tracker_sparql_builder_predicate (metadata, "nie:copyright"); - tracker_sparql_builder_object_unvalidated (metadata, xd->rights); + tracker_resource_set_string (metadata, "nie:copyright", xd->rights); } if (xd->white_balance) { - tracker_sparql_builder_predicate (metadata, "nmm:whiteBalance"); - tracker_sparql_builder_object (metadata, xd->white_balance); + tracker_resource_set_string (metadata, "nmm:whiteBalance", xd->white_balance); } if (xd->fnumber) { gdouble value; value = g_strtod (xd->fnumber, NULL); - tracker_sparql_builder_predicate (metadata, "nmm:fnumber"); - tracker_sparql_builder_object_double (metadata, value); + tracker_resource_set_double (metadata, "nmm:fnumber", value); } if (xd->flash) { - tracker_sparql_builder_predicate (metadata, "nmm:flash"); - tracker_sparql_builder_object (metadata, xd->flash); + tracker_resource_set_string (metadata, "nmm:flash", xd->flash); } if (xd->focal_length) { gdouble value; value = g_strtod (xd->focal_length, NULL); - tracker_sparql_builder_predicate (metadata, "nmm:focalLength"); - tracker_sparql_builder_object_double (metadata, value); + tracker_resource_set_double (metadata, "nmm:focalLength", value); } /* Question: Shouldn't xd->Artist be merged with md.author instead? */ if (xd->artist || xd->contributor) { - const gchar *artist; + TrackerResource *artist; + const gchar *artist_name; + + artist_name = tracker_coalesce_strip (2, xd->artist, xd->contributor); + + artist = tracker_extract_new_contact (artist_name); + + tracker_resource_set_relation (metadata, "nco:contributor", artist); - artist = tracker_coalesce_strip (2, xd->artist, xd->contributor); - tracker_sparql_builder_predicate (metadata, "nco:contributor"); - tracker_sparql_builder_object_blank_open (metadata); - tracker_sparql_builder_predicate (metadata, "a"); - tracker_sparql_builder_object (metadata, "nco:Contact"); - tracker_sparql_builder_predicate (metadata, "nco:fullname"); - tracker_sparql_builder_object_unvalidated (metadata, artist); - tracker_sparql_builder_object_blank_close (metadata); + g_object_unref (artist); } if (xd->exposure_time) { gdouble value; value = g_strtod (xd->exposure_time, NULL); - tracker_sparql_builder_predicate (metadata, "nmm:exposureTime"); - tracker_sparql_builder_object_double (metadata, value); + tracker_resource_set_double (metadata, "nmm:exposureTime", value); } if (xd->iso_speed_ratings) { gdouble value; value = g_strtod (xd->iso_speed_ratings, NULL); - tracker_sparql_builder_predicate (metadata, "nmm:isoSpeed"); - tracker_sparql_builder_object_double (metadata, value); + tracker_resource_set_double (metadata, "nmm:isoSpeed", value); } 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->metering_mode) { - tracker_sparql_builder_predicate (metadata, "nmm:meteringMode"); - tracker_sparql_builder_object (metadata, xd->metering_mode); + tracker_resource_set_string (metadata, "nmm:meteringMode", xd->metering_mode); } 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); + TrackerResource *location = tracker_extract_new_location (xd->address, + xd->state, xd->city, xd->country, xd->gps_altitude, + xd->gps_latitude, xd->gps_longitude); - g_free (addruri); + tracker_resource_set_relation (metadata, "slo:location", location); - 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->regions) { - tracker_xmp_apply_regions (preupdate, metadata, graph, xd); - } + if (xd->regions) { + tracker_xmp_apply_regions_to_resource (metadata, xd); + } tracker_xmp_free (xd); } else { @@ -682,57 +557,26 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) } 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_add_relation (metadata, "nao:hasTag", tag); + + g_object_unref (tag); } g_ptr_array_free (keywords, TRUE); - tracker_sparql_builder_predicate (metadata, "nfo:pageCount"); - tracker_sparql_builder_object_int64 (metadata, poppler_document_get_n_pages (document)); + tracker_resource_set_int64 (metadata, "nfo:pageCount", poppler_document_get_n_pages(document)); config = tracker_main_get_config (); n_bytes = tracker_config_get_max_bytes (config); content = extract_content_text (document, n_bytes); if (content) { - tracker_sparql_builder_predicate (metadata, "nie:plainTextContent"); - tracker_sparql_builder_object_unvalidated (metadata, content); + tracker_resource_set_string (metadata, "nie:plainTextContent", content); g_free (content); } @@ -755,5 +599,8 @@ tracker_extract_get_metadata (TrackerExtractInfo *info) close (fd); + tracker_extract_info_set_resource (info, metadata); + g_object_unref (metadata); + return TRUE; } |