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Diffstat (limited to 'plug-ins/metadata/metadata-impexp.c')
| -rw-r--r-- | plug-ins/metadata/metadata-impexp.c | 244 |
1 files changed, 244 insertions, 0 deletions
diff --git a/plug-ins/metadata/metadata-impexp.c b/plug-ins/metadata/metadata-impexp.c new file mode 100644 index 0000000..c7bc176 --- /dev/null +++ b/plug-ins/metadata/metadata-impexp.c @@ -0,0 +1,244 @@ +/* GIMP - The GNU Image Manipulation Program + * Copyright (C) 1995 Spencer Kimball and Peter Mattis + * + * metadata-editor.c + * Copyright (C) 2016, 2017 Ben Touchette + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <https://www.gnu.org/licenses/>. + */ + +#include "config.h" + +#include <gexiv2/gexiv2.h> + +#include <glib/gstdio.h> + +#include <libgimp/gimp.h> +#include <libgimp/gimpui.h> + +#include "libgimp/stdplugins-intl.h" + +#include "metadata-xml.h" +#include "metadata-misc.h" +#include "metadata-tags.h" +#include "metadata-impexp.h" +#include "metadata-editor.h" + +extern gboolean gimpmetadata; +extern gboolean xmptag; +extern gboolean iptctag; +extern gboolean tagvalue; +extern gboolean tagname; +extern gboolean force_write; +extern gchar *str_tag_value; +extern gchar *str_tag_name; + +const GMarkupParser xml_markup_parser = +{ + xml_parser_start_element, + xml_parser_end_element, + xml_parser_data, + NULL, /* passthrough */ + NULL /* error */ +}; + + +/* ============================================================================ + * ==[ METADATA IMPORT TEMPLATE ]============================================== + * ============================================================================ + */ +void +import_file_metadata(metadata_editor *args) +{ + GimpXmlParser *xml_parser; + GError *error = NULL; + FILE *file; + + gimpmetadata = FALSE; + xmptag = FALSE; + iptctag = FALSE; + tagvalue = FALSE; + tagname = FALSE; + + file = g_fopen (args->filename, "r"); + if (file != NULL) + { + /* parse xml data fetched from file */ + xml_parser = xml_parser_new (&xml_markup_parser, args); + if (! xml_parser_parse_file (xml_parser, args->filename, &error)) + { + g_warning ("Error parsing xml: %s.", error? error->message: ""); + g_clear_error (&error); + } + xml_parser_free (xml_parser); + + fclose (file); + } +} + +/* ============================================================================ + * ==[ METADATA EXPORT TEMPLATE ]============================================== + * ============================================================================ + */ +void +export_file_metadata (metadata_editor *args) +{ + FILE *file; + GString *xmldata; + gint i, size; + + if (force_write == TRUE) + { + /* Save fields in case of updates */ + metadata_editor_write_callback (args->dialog, args->builder, args->image_id); + /* Fetch a fresh copy of the metadata */ + args->metadata = GEXIV2_METADATA (gimp_image_get_metadata (args->image_id)); + } + + xmldata = g_string_new ("<?xml version=\"1.0\" encoding=\"utf-8\"?>\n" + "<gimp-metadata>\n"); + + /* HANDLE IPTC */ + for (i = 0; i < n_equivalent_metadata_tags; i++) + { + int index = equivalent_metadata_tags[i].other_tag_index; + g_string_append (xmldata, "\t<iptc-tag>\n"); + g_string_append (xmldata, "\t\t<tag-name>"); + g_string_append (xmldata, equivalent_metadata_tags[i].tag); + g_string_append (xmldata, "</tag-name>\n"); + g_string_append (xmldata, "\t\t<tag-mode>"); + g_string_append (xmldata, equivalent_metadata_tags[i].mode); + g_string_append (xmldata, "</tag-mode>\n"); + g_string_append (xmldata, "\t\t<tag-value>"); + + if (!strcmp("single", default_metadata_tags[index].mode) || + !strcmp("multi", default_metadata_tags[index].mode)) + { + const gchar *value; + + value = get_tag_ui_text (args, default_metadata_tags[index].tag, + default_metadata_tags[index].mode); + + if (value) + { + gchar *value_utf; + + value_utf = g_locale_to_utf8 (value, -1, NULL, NULL, NULL); + g_string_append (xmldata, value_utf); + g_free (value_utf); + } + } + else if (!strcmp("combo", default_metadata_tags[index].mode)) + { + gint data = get_tag_ui_combo (args, default_metadata_tags[index].tag, + default_metadata_tags[index].mode); + g_string_append_printf (xmldata, "%d", data); + } + else if (!strcmp("list", default_metadata_tags[i].mode)) + { + /* No IPTC lists elements at this point */ + } + + g_string_append (xmldata, "</tag-value>\n"); + g_string_append (xmldata, "\t</iptc-tag>\n"); + } + + /* HANDLE XMP */ + for (i = 0; i < n_default_metadata_tags; i++) + { + g_string_append (xmldata, "\t<xmp-tag>\n"); + g_string_append (xmldata, "\t\t<tag-name>"); + g_string_append (xmldata, default_metadata_tags[i].tag); + g_string_append (xmldata, "</tag-name>\n"); + g_string_append (xmldata, "\t\t<tag-mode>"); + g_string_append (xmldata, default_metadata_tags[i].mode); + g_string_append (xmldata, "</tag-mode>\n"); + + if (!strcmp("single", default_metadata_tags[i].mode) || + !strcmp("multi", default_metadata_tags[i].mode)) + { + const gchar *value; + + g_string_append (xmldata, "\t\t<tag-value>"); + value = get_tag_ui_text (args, default_metadata_tags[i].tag, + default_metadata_tags[i].mode); + + if (value) + { + gchar *value_utf; + + value_utf = g_locale_to_utf8 (value, -1, NULL, NULL, NULL); + g_string_append (xmldata, value_utf); + g_free (value_utf); + } + + g_string_append (xmldata, "</tag-value>\n"); + } + else if (!strcmp("combo", default_metadata_tags[i].mode)) + { + gint data; + + g_string_append (xmldata, "\t\t<tag-value>"); + + data = get_tag_ui_combo (args, default_metadata_tags[i].tag, + default_metadata_tags[i].mode); + g_string_append_printf (xmldata, "%d", data); + + g_string_append (xmldata, "</tag-value>\n"); + } + else if (!strcmp("list", default_metadata_tags[i].mode)) + { + gchar *data; + + g_string_append (xmldata, "\t\t<tag-list-value>\n"); + + data = get_tag_ui_list (args, default_metadata_tags[i].tag, + default_metadata_tags[i].mode); + + if (data) + { + g_string_append (xmldata, data); + g_free(data); + } + + g_string_append (xmldata, "\t\t</tag-list-value>\n"); + } + + g_string_append (xmldata, "\t</xmp-tag>\n"); + + } + + g_string_append (xmldata, "</gimp-metadata>\n"); + + + size = strlen (xmldata->str); + file = g_fopen (args->filename, "w"); + if (file != NULL) + { + GError *error = NULL; + + if (! g_file_set_contents (args->filename, xmldata->str, size, &error)) + { + g_warning ("Error saving file: %s.", error? error->message: ""); + g_clear_error (&error); + } + fclose (file); + } + + if (xmldata) + { + g_string_free(xmldata, TRUE); + } +} + |