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/* notmuch - Not much of an email program, (just index and search)
*
* Copyright © 2009 Carl Worth
* Copyright © 2009 Keith Packard
*
* 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 http://www.gnu.org/licenses/ .
*
* Authors: Carl Worth <cworth@cworth.org>
* Keith Packard <keithp@keithp.com>
*/
#include "notmuch-client.h"
static void
show_message_part (GMimeObject *part, int *part_count,
void (*show_part) (GMimeObject *part, int *part_count))
{
if (GMIME_IS_MULTIPART (part)) {
GMimeMultipart *multipart = GMIME_MULTIPART (part);
int i;
for (i = 0; i < g_mime_multipart_get_count (multipart); i++) {
show_message_part (g_mime_multipart_get_part (multipart, i),
part_count, show_part);
}
return;
}
if (GMIME_IS_MESSAGE_PART (part)) {
GMimeMessage *mime_message;
mime_message = g_mime_message_part_get_message (GMIME_MESSAGE_PART (part));
show_message_part (g_mime_message_get_mime_part (mime_message),
part_count, show_part);
return;
}
if (! (GMIME_IS_PART (part))) {
fprintf (stderr, "Warning: Not displaying unknown mime part: %s.\n",
g_type_name (G_OBJECT_TYPE (part)));
return;
}
*part_count = *part_count + 1;
(*show_part) (part, part_count);
}
notmuch_status_t
show_message_body (const char *filename,
void (*show_part) (GMimeObject *part, int *part_count))
{
GMimeStream *stream = NULL;
GMimeParser *parser = NULL;
GMimeMessage *mime_message = NULL;
notmuch_status_t ret = NOTMUCH_STATUS_SUCCESS;
FILE *file = NULL;
int part_count = 0;
file = fopen (filename, "r");
if (! file) {
fprintf (stderr, "Error opening %s: %s\n", filename, strerror (errno));
ret = NOTMUCH_STATUS_FILE_ERROR;
goto DONE;
}
stream = g_mime_stream_file_new (file);
g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream), FALSE);
parser = g_mime_parser_new_with_stream (stream);
mime_message = g_mime_parser_construct_message (parser);
show_message_part (g_mime_message_get_mime_part (mime_message),
&part_count, show_part);
DONE:
if (mime_message)
g_object_unref (mime_message);
if (parser)
g_object_unref (parser);
if (stream)
g_object_unref (stream);
if (file)
fclose (file);
return ret;
}
static void
show_one_part_output (GMimeObject *part)
{
GMimeStream *stream_filter = NULL;
GMimeDataWrapper *wrapper;
GMimeStream *stream_stdout = g_mime_stream_file_new (stdout);
stream_filter = g_mime_stream_filter_new(stream_stdout);
wrapper = g_mime_part_get_content_object (GMIME_PART (part));
if (wrapper && stream_filter)
g_mime_data_wrapper_write_to_stream (wrapper, stream_filter);
if (stream_filter)
g_object_unref(stream_filter);
}
static void
show_one_part_worker (GMimeObject *part, int *part_count, int desired_part)
{
if (GMIME_IS_MULTIPART (part)) {
GMimeMultipart *multipart = GMIME_MULTIPART (part);
int i;
for (i = 0; i < g_mime_multipart_get_count (multipart); i++) {
show_one_part_worker (g_mime_multipart_get_part (multipart, i),
part_count, desired_part);
}
return;
}
if (GMIME_IS_MESSAGE_PART (part)) {
GMimeMessage *mime_message;
mime_message = g_mime_message_part_get_message (GMIME_MESSAGE_PART (part));
show_one_part_worker (g_mime_message_get_mime_part (mime_message),
part_count, desired_part);
return;
}
if (! (GMIME_IS_PART (part)))
return;
*part_count = *part_count + 1;
if (*part_count == desired_part)
show_one_part_output (part);
}
notmuch_status_t
show_one_part (const char *filename, int part)
{
GMimeStream *stream = NULL;
GMimeParser *parser = NULL;
GMimeMessage *mime_message = NULL;
notmuch_status_t ret = NOTMUCH_STATUS_SUCCESS;
FILE *file = NULL;
int part_count = 0;
file = fopen (filename, "r");
if (! file) {
fprintf (stderr, "Error opening %s: %s\n", filename, strerror (errno));
ret = NOTMUCH_STATUS_FILE_ERROR;
goto DONE;
}
stream = g_mime_stream_file_new (file);
g_mime_stream_file_set_owner (GMIME_STREAM_FILE (stream), FALSE);
parser = g_mime_parser_new_with_stream (stream);
mime_message = g_mime_parser_construct_message (parser);
show_one_part_worker (g_mime_message_get_mime_part (mime_message),
&part_count, part);
DONE:
if (mime_message)
g_object_unref (mime_message);
if (parser)
g_object_unref (parser);
if (stream)
g_object_unref (stream);
if (file)
fclose (file);
return ret;
}