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/*
* e-mail-parser-application-mbox.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/>.
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include <string.h>
#include <glib/gi18n-lib.h>
#include <e-util/e-util.h>
#include "e-mail-parser-extension.h"
#include "e-mail-part-utils.h"
typedef EMailParserExtension EMailParserApplicationMBox;
typedef EMailParserExtensionClass EMailParserApplicationMBoxClass;
GType e_mail_parser_application_mbox_get_type (void);
G_DEFINE_TYPE (
EMailParserApplicationMBox,
e_mail_parser_application_mbox,
E_TYPE_MAIL_PARSER_EXTENSION)
static const gchar *parser_mime_types[] = {
"application/mbox",
NULL
};
static gboolean
empe_app_mbox_parse (EMailParserExtension *extension,
EMailParser *parser,
CamelMimePart *part,
GString *part_id,
GCancellable *cancellable,
GQueue *out_mail_parts)
{
CamelMimeParser *mime_parser;
CamelStream *mem_stream;
camel_mime_parser_state_t state;
gint old_len;
gint messages;
GError *error = NULL;
/* Extract messages from the application/mbox part and
* render them as a flat list of messages. */
/* XXX If the mbox has multiple messages, maybe render them
* as a multipart/digest so each message can be expanded
* or collapsed individually.
*
* See attachment_handler_mail_x_uid_list() for example. */
/* XXX This is based on em_utils_read_messages_from_stream().
* Perhaps refactor that function to return an array of
* messages instead of assuming we want to append them
* to a folder? */
mime_parser = camel_mime_parser_new ();
camel_mime_parser_scan_from (mime_parser, TRUE);
mem_stream = camel_stream_mem_new ();
camel_data_wrapper_decode_to_stream_sync (
camel_medium_get_content (CAMEL_MEDIUM (part)),
mem_stream, NULL, NULL);
g_seekable_seek (G_SEEKABLE (mem_stream), 0, G_SEEK_SET, cancellable, NULL);
camel_mime_parser_init_with_stream (mime_parser, mem_stream, &error);
if (error != NULL) {
e_mail_parser_error (
parser, out_mail_parts,
_("Error parsing MBOX part: %s"),
error->message);
g_object_unref (mem_stream);
g_object_unref (mime_parser);
g_error_free (error);
return TRUE;
}
g_object_unref (mem_stream);
old_len = part_id->len;
/* Extract messages from the mbox. */
messages = 0;
state = camel_mime_parser_step (mime_parser, NULL, NULL);
while (state == CAMEL_MIME_PARSER_STATE_FROM) {
GQueue work_queue = G_QUEUE_INIT;
CamelMimeMessage *message;
CamelMimePart *opart;
message = camel_mime_message_new ();
opart = CAMEL_MIME_PART (message);
if (!camel_mime_part_construct_from_parser_sync (
opart, mime_parser, NULL, NULL)) {
g_object_unref (message);
break;
}
g_string_append_printf (part_id, ".mbox.%d", messages);
opart = camel_mime_part_new ();
camel_medium_set_content (CAMEL_MEDIUM (opart), CAMEL_DATA_WRAPPER (message));
camel_data_wrapper_set_mime_type (CAMEL_DATA_WRAPPER (opart), "message/rfc822");
e_mail_parser_parse_part_as (
parser, opart, part_id, "message/rfc822",
cancellable, &work_queue);
/* Wrap every message as attachment */
e_mail_parser_wrap_as_attachment (
parser, opart, part_id, &work_queue);
/* Inline all messages in mbox */
if (!g_queue_is_empty (&work_queue)) {
EMailPart *p = g_queue_peek_head (&work_queue);
p->force_inline = TRUE;
}
e_queue_transfer (&work_queue, out_mail_parts);
g_string_truncate (part_id, old_len);
g_object_unref (message);
g_object_unref (opart);
/* Skip past CAMEL_MIME_PARSER_STATE_FROM_END. */
camel_mime_parser_step (mime_parser, NULL, NULL);
state = camel_mime_parser_step (mime_parser, NULL, NULL);
messages++;
}
g_object_unref (mime_parser);
return TRUE;
}
static void
e_mail_parser_application_mbox_class_init (EMailParserExtensionClass *class)
{
class->mime_types = parser_mime_types;
class->priority = G_PRIORITY_LOW;
class->flags =
E_MAIL_PARSER_EXTENSION_INLINE |
E_MAIL_PARSER_EXTENSION_COMPOUND_TYPE;
class->parse = empe_app_mbox_parse;
}
static void
e_mail_parser_application_mbox_init (EMailParserExtension *extension)
{
}
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