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/*
* Copyright (C) 1999-2002 Thomas Roessler <roessler@does-not-exist.org>
*
* 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 2 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, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
/* simple, editor-based message editing */
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include "mutt.h"
#include "copy.h"
#include "mailbox.h"
#include "mx.h"
#include <sys/stat.h>
#include <errno.h>
#include <time.h>
/*
* return value:
*
* 1 message not modified
* 0 message edited successfully
* -1 error
*/
static int edit_one_message (CONTEXT *ctx, HEADER *cur)
{
char tmp[_POSIX_PATH_MAX];
char buff[STRING];
int omagic;
int oerrno;
int rc;
unsigned short o_read;
unsigned short o_old;
int of, cf;
CONTEXT tmpctx;
MESSAGE *msg;
FILE *fp = NULL;
struct stat sb;
time_t mtime = 0;
mutt_mktemp (tmp, sizeof (tmp));
omagic = DefaultMagic;
DefaultMagic = M_MBOX;
rc = (mx_open_mailbox (tmp, M_NEWFOLDER, &tmpctx) == NULL) ? -1 : 0;
DefaultMagic = omagic;
if (rc == -1)
{
mutt_error (_("could not create temporary folder: %s"), strerror (errno));
return -1;
}
rc = mutt_append_message (&tmpctx, ctx, cur, 0, CH_NOLEN |
((ctx->magic == M_MBOX || ctx->magic == M_MMDF) ? 0 : CH_NOSTATUS));
oerrno = errno;
mx_close_mailbox (&tmpctx, NULL);
if (rc == -1)
{
mutt_error (_("could not write temporary mail folder: %s"), strerror (oerrno));
goto bail;
}
if ((rc = stat (tmp, &sb)) == -1)
{
mutt_error (_("Can't stat %s: %s"), tmp, strerror (errno));
goto bail;
}
/*
* 2002-09-05 me@sigpipe.org
* The file the user is going to edit is not a real mbox, so we need to
* truncate the last newline in the temp file, which is logically part of
* the message separator, and not the body of the message. If we fail to
* remove it, the message will grow by one line each time the user edits
* the message.
*/
if (sb.st_size != 0 && truncate (tmp, sb.st_size - 1) == -1)
{
mutt_error (_("could not truncate temporary mail folder: %s"),
strerror (errno));
goto bail;
}
mtime = mutt_decrease_mtime (tmp, &sb);
mutt_edit_file (NONULL(Editor), tmp);
if ((rc = stat (tmp, &sb)) == -1)
{
mutt_error (_("Can't stat %s: %s"), tmp, strerror (errno));
goto bail;
}
if (sb.st_size == 0)
{
mutt_message (_("Message file is empty!"));
rc = 1;
goto bail;
}
if (sb.st_mtime == mtime)
{
mutt_message (_("Message not modified!"));
rc = 1;
goto bail;
}
if ((fp = fopen (tmp, "r")) == NULL)
{
rc = -1;
mutt_error (_("Can't open message file: %s"), strerror (errno));
goto bail;
}
if (mx_open_mailbox (ctx->path, M_APPEND, &tmpctx) == NULL)
{
rc = -1;
/* L10N: %s is from strerror(errno) */
mutt_error (_("Can't append to folder: %s"), strerror (errno));
goto bail;
}
of = 0;
cf = ((tmpctx.magic == M_MBOX || tmpctx.magic == M_MMDF) ? 0 : CH_NOSTATUS);
if (fgets (buff, sizeof (buff), fp) && is_from (buff, NULL, 0, NULL))
{
if (tmpctx.magic == M_MBOX || tmpctx.magic == M_MMDF)
cf = CH_FROM | CH_FORCE_FROM;
}
else
of = M_ADD_FROM;
/*
* XXX - we have to play games with the message flags to avoid
* problematic behavior with maildir folders.
*
*/
o_read = cur->read; o_old = cur->old;
cur->read = cur->old = 0;
msg = mx_open_new_message (&tmpctx, cur, of);
cur->read = o_read; cur->old = o_old;
if (msg == NULL)
{
mutt_error (_("Can't append to folder: %s"), strerror (errno));
mx_close_mailbox (&tmpctx, NULL);
goto bail;
}
if ((rc = mutt_copy_hdr (fp, msg->fp, 0, sb.st_size, CH_NOLEN | cf, NULL)) == 0)
{
fputc ('\n', msg->fp);
rc = mutt_copy_stream (fp, msg->fp);
}
rc = mx_commit_message (msg, &tmpctx);
mx_close_message (&msg);
mx_close_mailbox (&tmpctx, NULL);
bail:
if (fp) safe_fclose (&fp);
if (rc >= 0)
unlink (tmp);
if (rc == 0)
{
mutt_set_flag (Context, cur, M_DELETE, 1);
mutt_set_flag (Context, cur, M_READ, 1);
if (option (OPTDELETEUNTAG))
mutt_set_flag (Context, cur, M_TAG, 0);
}
else if (rc == -1)
mutt_message (_("Error. Preserving temporary file: %s"), tmp);
return rc;
}
int mutt_edit_message (CONTEXT *ctx, HEADER *hdr)
{
int i, j;
if (hdr)
return edit_one_message (ctx, hdr);
for (i = 0; i < ctx->vcount; i++)
{
j = ctx->v2r[i];
if (ctx->hdrs[j]->tagged)
{
if (edit_one_message (ctx, ctx->hdrs[j]) == -1)
return -1;
}
}
return 0;
}
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