/*

 * e-mail-parser-multipart-digest.c

 *

 * This program is free software; you can redistribute it and/or modify it

 * under the terms of the GNU Lesser General Public License as published by

 * the Free Software Foundation.

 *

 * 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 Lesser General Public License

 * along with this program; if not, see <http://www.gnu.org/licenses/>.

 *

 */

#include "evolution-config.h"

#include <string.h>

#include <e-util/e-util.h>

#include "e-mail-parser-extension.h"

typedef EMailParserExtension EMailParserMultipartDigest;

typedef EMailParserExtensionClass EMailParserMultipartDigestClass;

GType e_mail_parser_multipart_digest_get_type (void);

G_DEFINE_TYPE (

	EMailParserMultipartDigest,

	e_mail_parser_multipart_digest,

	E_TYPE_MAIL_PARSER_EXTENSION)

static const gchar *parser_mime_types[] = {

	"multipart/digest",

	NULL

};

static gboolean

empe_mp_digest_parse (EMailParserExtension *extension,

                      EMailParser *parser,

                      CamelMimePart *part,

                      GString *part_id,

                      GCancellable *cancellable,

                      GQueue *out_mail_parts)

{

	CamelMultipart *mp;

	gint i, nparts, len;

	mp = (CamelMultipart *) camel_medium_get_content ((CamelMedium *) part);

	if (!CAMEL_IS_MULTIPART (mp))

		return e_mail_parser_parse_part_as (

			parser, part, part_id,

			"application/vnd.evolution.source",

			cancellable, out_mail_parts);

	len = part_id->len;

	nparts = camel_multipart_get_number (mp);

	for (i = 0; i < nparts; i++) {

		CamelMimePart *subpart;

		CamelContentType *ct;

		gchar *cts;

		subpart = camel_multipart_get_part (mp, i);

		if (!subpart)

			continue;

		g_string_append_printf (part_id, ".digest.%d", i);

		ct = camel_mime_part_get_content_type (subpart);

		/* According to RFC this shouldn't happen, but who knows... */

		if (ct && !camel_content_type_is (ct, "message", "rfc822")) {

			cts = camel_content_type_simple (ct);

			e_mail_parser_parse_part_as (

				parser, subpart, part_id, cts,

				cancellable, out_mail_parts);

			g_free (cts);

		} else {

			GQueue work_queue = G_QUEUE_INIT;

			EMailPart *mail_part;

			gboolean wrap_as_attachment;

			e_mail_parser_parse_part_as (

				parser, subpart, part_id, "message/rfc822",

				cancellable, &work_queue);

			mail_part = g_queue_peek_head (&work_queue);

			wrap_as_attachment =

				(mail_part != NULL) &&

				!e_mail_part_get_is_attachment (mail_part);

			/* Force the message to be collapsable */

			if (wrap_as_attachment)

				e_mail_parser_wrap_as_attachment (

					parser, subpart, part_id, &work_queue);

			mail_part = g_queue_peek_head (&work_queue);

			/* Force the message to be expanded */

			if (mail_part != NULL)

				mail_part->force_inline = TRUE;

			e_queue_transfer (&work_queue, out_mail_parts);

		}

		g_string_truncate (part_id, len);

	}

	return TRUE;

}

static void

e_mail_parser_multipart_digest_class_init (EMailParserExtensionClass *class)

{

	class->mime_types = parser_mime_types;

	class->priority = G_PRIORITY_LOW;

	class->flags = E_MAIL_PARSER_EXTENSION_COMPOUND_TYPE;

	class->parse = empe_mp_digest_parse;

}

static void

e_mail_parser_multipart_digest_init (EMailParserExtension *extension)

{

}