static FileMimeInfo
get_file_mime_info (CajaFileInfo *file)
{
	FileMimeInfo file_mime_info;
	int          i;

	file_mime_info.is_archive = FALSE;
	file_mime_info.is_derived_archive = FALSE;
	file_mime_info.is_compressed_archive = FALSE;

	for (i = 0; archive_mime_types[i].mime_type != NULL; i++)
		if (caja_file_info_is_mime_type (file, archive_mime_types[i].mime_type)) {
			char *mime_type;
			char *content_type_mime_file;
			char *content_type_mime_compare;

			mime_type = caja_file_info_get_mime_type (file);

			content_type_mime_file = g_content_type_from_mime_type (mime_type);
			content_type_mime_compare = g_content_type_from_mime_type (archive_mime_types[i].mime_type);

			file_mime_info.is_archive = TRUE;
			file_mime_info.is_compressed_archive = archive_mime_types[i].is_compressed;
			if ((content_type_mime_file != NULL) && (content_type_mime_compare != NULL))
				file_mime_info.is_derived_archive = ! g_content_type_equals (content_type_mime_file, content_type_mime_compare);

			g_free (mime_type);
			g_free (content_type_mime_file);
			g_free (content_type_mime_compare);

			return file_mime_info;
		}

	return file_mime_info;
}
inline std::string get_mimetype(CajaFileInfo* file_info){
	gchar_handle myme_type(caja_file_info_get_mime_type(file_info));
	return (myme_type == nullptr) ? "" : myme_type.get();
}