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commands.c
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commands.c
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/**
* @file
* Manage where the email is piped to external commands
*
* @authors
* Copyright (C) 1996-2000 Michael R. Elkins <[email protected]>
* Copyright (C) 2000-2004,2006 Thomas Roessler <[email protected]>
* Copyright (C) 2019 Pietro Cerutti <[email protected]>
*
* @copyright
* 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, see <http://www.gnu.org/licenses/>.
*/
/**
* @page neo_commands Manage where the email is piped to external commands
*
* Manage where the email is piped to external commands
*/
#include "config.h"
#include <assert.h>
#include <limits.h>
#include <stdbool.h>
#include <stdio.h>
#include <sys/stat.h>
#include <unistd.h>
#include "mutt/lib.h"
#include "address/lib.h"
#include "config/lib.h"
#include "email/lib.h"
#include "core/lib.h"
#include "alias/lib.h"
#include "gui/lib.h"
#include "mutt.h"
#include "commands.h"
#include "attach/lib.h"
#include "browser/lib.h"
#include "ncrypt/lib.h"
#include "progress/lib.h"
#include "question/lib.h"
#include "send/lib.h"
#include "copy.h"
#include "hook.h"
#include "icommands.h"
#include "init.h"
#include "mutt_logging.h"
#include "mutt_mailbox.h"
#include "mutt_thread.h"
#include "muttlib.h"
#include "mx.h"
#include "options.h"
#include "protos.h"
#ifdef USE_IMAP
#include "imap/lib.h"
#endif
#ifdef USE_NOTMUCH
#include "notmuch/lib.h"
#endif
#ifdef ENABLE_NLS
#include <libintl.h>
#endif
/** The folder the user last saved to. Used by ci_save_message() */
static struct Buffer LastSaveFolder = { 0 };
/**
* mutt_commands_cleanup - Clean up commands globals
*/
void mutt_commands_cleanup(void)
{
mutt_buffer_dealloc(&LastSaveFolder);
}
/**
* ci_bounce_message - Bounce an email
* @param m Mailbox
* @param el List of Emails to bounce
*/
void ci_bounce_message(struct Mailbox *m, struct EmailList *el)
{
if (!m || !el || STAILQ_EMPTY(el))
return;
struct Buffer *buf = mutt_buffer_pool_get();
struct Buffer *prompt = mutt_buffer_pool_get();
struct Buffer *scratch = NULL;
struct AddressList al = TAILQ_HEAD_INITIALIZER(al);
char *err = NULL;
int rc;
int msg_count = 0;
struct EmailNode *en = NULL;
STAILQ_FOREACH(en, el, entries)
{
/* RFC5322 mandates a From: header,
* so warn before bouncing messages without one */
if (TAILQ_EMPTY(&en->email->env->from))
mutt_error(_("Warning: message contains no From: header"));
msg_count++;
}
if (msg_count == 1)
mutt_buffer_strcpy(prompt, _("Bounce message to: "));
else
mutt_buffer_strcpy(prompt, _("Bounce tagged messages to: "));
rc = mutt_buffer_get_field(mutt_buffer_string(prompt), buf, MUTT_COMP_ALIAS,
false, NULL, NULL, NULL);
if ((rc != 0) || mutt_buffer_is_empty(buf))
goto done;
mutt_addrlist_parse2(&al, mutt_buffer_string(buf));
if (TAILQ_EMPTY(&al))
{
mutt_error(_("Error parsing address"));
goto done;
}
mutt_expand_aliases(&al);
if (mutt_addrlist_to_intl(&al, &err) < 0)
{
mutt_error(_("Bad IDN: '%s'"), err);
FREE(&err);
goto done;
}
mutt_buffer_reset(buf);
mutt_addrlist_write(&al, buf->data, buf->dsize, true);
#define EXTRA_SPACE (15 + 7 + 2)
scratch = mutt_buffer_pool_get();
mutt_buffer_printf(scratch,
ngettext("Bounce message to %s?", "Bounce messages to %s?", msg_count),
mutt_buffer_string(buf));
const size_t width = msgwin_get_width();
if (mutt_strwidth(mutt_buffer_string(scratch)) > (width - EXTRA_SPACE))
{
mutt_simple_format(prompt->data, prompt->dsize, 0, width - EXTRA_SPACE,
JUSTIFY_LEFT, 0, scratch->data, scratch->dsize, false);
mutt_buffer_addstr(prompt, "...?");
}
else
mutt_buffer_copy(prompt, scratch);
const enum QuadOption c_bounce = cs_subset_quad(NeoMutt->sub, "bounce");
if (query_quadoption(c_bounce, mutt_buffer_string(prompt)) != MUTT_YES)
{
msgwin_clear_text();
mutt_message(ngettext("Message not bounced", "Messages not bounced", msg_count));
goto done;
}
msgwin_clear_text();
struct Message *msg = NULL;
STAILQ_FOREACH(en, el, entries)
{
msg = mx_msg_open(m, en->email->msgno);
if (!msg)
{
rc = -1;
break;
}
rc = mutt_bounce_message(msg->fp, m, en->email, &al, NeoMutt->sub);
mx_msg_close(m, &msg);
if (rc < 0)
break;
}
/* If no error, or background, display message. */
if ((rc == 0) || (rc == S_BKG))
mutt_message(ngettext("Message bounced", "Messages bounced", msg_count));
done:
mutt_addrlist_clear(&al);
mutt_buffer_pool_release(&buf);
mutt_buffer_pool_release(&prompt);
mutt_buffer_pool_release(&scratch);
}
/**
* pipe_set_flags - Generate flags for copy header/message
* @param[in] decode If true decode the message
* @param[in] print If true, mark the message for printing
* @param[out] cmflags Flags, see #CopyMessageFlags
* @param[out] chflags Flags, see #CopyHeaderFlags
*/
static void pipe_set_flags(bool decode, bool print, CopyMessageFlags *cmflags,
CopyHeaderFlags *chflags)
{
if (decode)
{
*chflags |= CH_DECODE | CH_REORDER;
*cmflags |= MUTT_CM_DECODE | MUTT_CM_CHARCONV;
const bool c_print_decode_weed =
cs_subset_bool(NeoMutt->sub, "print_decode_weed");
const bool c_pipe_decode_weed =
cs_subset_bool(NeoMutt->sub, "pipe_decode_weed");
if (print ? c_print_decode_weed : c_pipe_decode_weed)
{
*chflags |= CH_WEED;
*cmflags |= MUTT_CM_WEED;
}
/* Just as with copy-decode, we need to update the mime fields to avoid
* confusing programs that may process the email. However, we don't want
* to force those fields to appear in printouts. */
if (!print)
*chflags |= CH_MIME | CH_TXTPLAIN;
}
if (print)
*cmflags |= MUTT_CM_PRINTING;
}
/**
* pipe_msg - Pipe a message
* @param m Mailbox
* @param e Email to pipe
* @param msg Message
* @param fp File to write to
* @param decode If true, decode the message
* @param print If true, message is for printing
*/
static void pipe_msg(struct Mailbox *m, struct Email *e, struct Message *msg,
FILE *fp, bool decode, bool print)
{
CopyMessageFlags cmflags = MUTT_CM_NO_FLAGS;
CopyHeaderFlags chflags = CH_FROM;
pipe_set_flags(decode, print, &cmflags, &chflags);
if ((WithCrypto != 0) && decode && e->security & SEC_ENCRYPT)
{
if (!crypt_valid_passphrase(e->security))
return;
endwin();
}
const bool own_msg = !msg;
if (own_msg)
{
msg = mx_msg_open(m, e->msgno);
if (!msg)
{
return;
}
}
if (decode)
{
mutt_parse_mime_message(e, msg->fp);
}
mutt_copy_message(fp, e, msg, cmflags, chflags, 0);
if (own_msg)
{
mx_msg_close(m, &msg);
}
}
/**
* pipe_message - Pipe message to a command
* @param m Mailbox
* @param el List of Emails to pipe
* @param cmd Command to pipe to
* @param decode Should the message be decrypted
* @param print True if this is a print job
* @param split Should a separator be sent between messages?
* @param sep Separator string
* @retval 0 Success
* @retval 1 Error
*
* The following code is shared between printing and piping.
*/
static int pipe_message(struct Mailbox *m, struct EmailList *el, const char *cmd,
bool decode, bool print, bool split, const char *sep)
{
if (!m || !el)
return 1;
struct EmailNode *en = STAILQ_FIRST(el);
if (!en)
return 1;
int rc = 0;
pid_t pid;
FILE *fp_out = NULL;
if (!STAILQ_NEXT(en, entries))
{
/* handle a single message */
mutt_message_hook(m, en->email, MUTT_MESSAGE_HOOK);
struct Message *msg = mx_msg_open(m, en->email->msgno);
if (msg && (WithCrypto != 0) && decode)
{
mutt_parse_mime_message(en->email, msg->fp);
if ((en->email->security & SEC_ENCRYPT) &&
!crypt_valid_passphrase(en->email->security))
{
mx_msg_close(m, &msg);
return 1;
}
}
mutt_endwin();
pid = filter_create(cmd, &fp_out, NULL, NULL);
if (pid < 0)
{
mutt_perror(_("Can't create filter process"));
mx_msg_close(m, &msg);
return 1;
}
OptKeepQuiet = true;
pipe_msg(m, en->email, msg, fp_out, decode, print);
mx_msg_close(m, &msg);
mutt_file_fclose(&fp_out);
rc = filter_wait(pid);
OptKeepQuiet = false;
}
else
{
/* handle tagged messages */
if ((WithCrypto != 0) && decode)
{
STAILQ_FOREACH(en, el, entries)
{
struct Message *msg = mx_msg_open(m, en->email->msgno);
if (msg)
{
mutt_parse_mime_message(en->email, msg->fp);
mutt_message_hook(m, en->email, MUTT_MESSAGE_HOOK);
mx_msg_close(m, &msg);
}
if ((en->email->security & SEC_ENCRYPT) &&
!crypt_valid_passphrase(en->email->security))
{
return 1;
}
}
}
if (split)
{
STAILQ_FOREACH(en, el, entries)
{
mutt_message_hook(m, en->email, MUTT_MESSAGE_HOOK);
mutt_endwin();
pid = filter_create(cmd, &fp_out, NULL, NULL);
if (pid < 0)
{
mutt_perror(_("Can't create filter process"));
return 1;
}
OptKeepQuiet = true;
pipe_msg(m, en->email, NULL, fp_out, decode, print);
/* add the message separator */
if (sep)
fputs(sep, fp_out);
mutt_file_fclose(&fp_out);
if (filter_wait(pid) != 0)
rc = 1;
OptKeepQuiet = false;
}
}
else
{
mutt_endwin();
pid = filter_create(cmd, &fp_out, NULL, NULL);
if (pid < 0)
{
mutt_perror(_("Can't create filter process"));
return 1;
}
OptKeepQuiet = true;
STAILQ_FOREACH(en, el, entries)
{
mutt_message_hook(m, en->email, MUTT_MESSAGE_HOOK);
pipe_msg(m, en->email, NULL, fp_out, decode, print);
/* add the message separator */
if (sep)
fputs(sep, fp_out);
}
mutt_file_fclose(&fp_out);
if (filter_wait(pid) != 0)
rc = 1;
OptKeepQuiet = false;
}
}
const bool c_wait_key = cs_subset_bool(NeoMutt->sub, "wait_key");
if ((rc != 0) || c_wait_key)
mutt_any_key_to_continue(NULL);
return rc;
}
/**
* mutt_pipe_message - Pipe a message
* @param m Mailbox
* @param el List of Emails to pipe
*/
void mutt_pipe_message(struct Mailbox *m, struct EmailList *el)
{
if (!m || !el)
return;
struct Buffer *buf = mutt_buffer_pool_get();
if (mutt_buffer_get_field(_("Pipe to command: "), buf, MUTT_COMP_FILE_SIMPLE,
false, NULL, NULL, NULL) != 0)
{
goto cleanup;
}
if (mutt_buffer_len(buf) == 0)
goto cleanup;
mutt_buffer_expand_path(buf);
const bool c_pipe_decode = cs_subset_bool(NeoMutt->sub, "pipe_decode");
const bool c_pipe_split = cs_subset_bool(NeoMutt->sub, "pipe_split");
const char *const c_pipe_sep = cs_subset_string(NeoMutt->sub, "pipe_sep");
pipe_message(m, el, mutt_buffer_string(buf), c_pipe_decode, false, c_pipe_split, c_pipe_sep);
cleanup:
mutt_buffer_pool_release(&buf);
}
/**
* mutt_print_message - Print a message
* @param m Mailbox
* @param el List of Emails to print
*/
void mutt_print_message(struct Mailbox *m, struct EmailList *el)
{
if (!m || !el)
return;
const enum QuadOption c_print = cs_subset_quad(NeoMutt->sub, "print");
const char *const c_print_command =
cs_subset_string(NeoMutt->sub, "print_command");
if (c_print && !c_print_command)
{
mutt_message(_("No printing command has been defined"));
return;
}
int msg_count = 0;
struct EmailNode *en = NULL;
STAILQ_FOREACH(en, el, entries)
{
msg_count++;
}
if (query_quadoption(c_print, (msg_count == 1) ?
_("Print message?") :
_("Print tagged messages?")) != MUTT_YES)
{
return;
}
const bool c_print_decode = cs_subset_bool(NeoMutt->sub, "print_decode");
const bool c_print_split = cs_subset_bool(NeoMutt->sub, "print_split");
if (pipe_message(m, el, c_print_command, c_print_decode, true, c_print_split, "\f") == 0)
mutt_message(ngettext("Message printed", "Messages printed", msg_count));
else
{
mutt_message(ngettext("Message could not be printed",
"Messages could not be printed", msg_count));
}
}
/**
* mutt_select_sort - Ask the user for a sort method
* @param reverse If true make it a reverse sort
* @retval true The sort type changed
*/
bool mutt_select_sort(bool reverse)
{
enum SortType sort = SORT_DATE;
switch (mutt_multi_choice(reverse ?
/* L10N: The highlighted letters must match the "Sort" options */
_("Rev-Sort "
"(d)ate,(f)rm,(r)ecv,(s)ubj,t(o),(t)hread,(u)"
"nsort,si(z)e,s(c)ore,s(p)am,(l)abel?") :
/* L10N: The highlighted letters must match the "Rev-Sort" options */
_("Sort "
"(d)ate,(f)rm,(r)ecv,(s)ubj,t(o),(t)hread,(u)"
"nsort,si(z)e,s(c)ore,s(p)am,(l)abel?"),
/* L10N: These must match the highlighted letters from "Sort" and "Rev-Sort" */
_("dfrsotuzcpl")))
{
case -1: /* abort - don't resort */
return -1;
case 1: /* (d)ate */
sort = SORT_DATE;
break;
case 2: /* (f)rm */
sort = SORT_FROM;
break;
case 3: /* (r)ecv */
sort = SORT_RECEIVED;
break;
case 4: /* (s)ubj */
sort = SORT_SUBJECT;
break;
case 5: /* t(o) */
sort = SORT_TO;
break;
case 6: /* (t)hread */
sort = SORT_THREADS;
break;
case 7: /* (u)nsort */
sort = SORT_ORDER;
break;
case 8: /* si(z)e */
sort = SORT_SIZE;
break;
case 9: /* s(c)ore */
sort = SORT_SCORE;
break;
case 10: /* s(p)am */
sort = SORT_SPAM;
break;
case 11: /* (l)abel */
sort = SORT_LABEL;
break;
}
const unsigned char c_use_threads =
cs_subset_enum(NeoMutt->sub, "use_threads");
const short c_sort = cs_subset_sort(NeoMutt->sub, "sort");
int rc = CSR_ERR_CODE;
if ((sort != SORT_THREADS) || (c_use_threads == UT_UNSET))
{
if ((sort != SORT_THREADS) && (c_sort & SORT_LAST))
sort |= SORT_LAST;
if (reverse)
sort |= SORT_REVERSE;
rc = cs_subset_str_native_set(NeoMutt->sub, "sort", sort, NULL);
}
else
{
assert((c_sort & SORT_MASK) != SORT_THREADS); /* See index_config_observer() */
/* Preserve the value of $sort, and toggle whether we are threaded. */
switch (c_use_threads)
{
case UT_FLAT:
rc = cs_subset_str_native_set(NeoMutt->sub, "use_threads",
reverse ? UT_REVERSE : UT_THREADS, NULL);
break;
case UT_THREADS:
rc = cs_subset_str_native_set(NeoMutt->sub, "use_threads",
reverse ? UT_REVERSE : UT_FLAT, NULL);
break;
case UT_REVERSE:
rc = cs_subset_str_native_set(NeoMutt->sub, "use_threads",
reverse ? UT_FLAT : UT_THREADS, NULL);
break;
default:
assert(false);
}
}
return ((CSR_RESULT(rc) == CSR_SUCCESS) && !(rc & CSR_SUC_NO_CHANGE));
}
/**
* mutt_shell_escape - Invoke a command in a subshell
* @retval true A command was invoked (no matter what its result)
* @retval false No command was invoked
*/
bool mutt_shell_escape(void)
{
bool rc = false;
struct Buffer *buf = mutt_buffer_pool_get();
if (mutt_buffer_get_field(_("Shell command: "), buf, MUTT_COMP_FILE_SIMPLE,
false, NULL, NULL, NULL) != 0)
{
goto done;
}
if (mutt_buffer_is_empty(buf))
{
const char *const c_shell = cs_subset_string(NeoMutt->sub, "shell");
mutt_buffer_strcpy(buf, c_shell);
}
if (mutt_buffer_is_empty(buf))
{
goto done;
}
msgwin_clear_text();
mutt_endwin();
fflush(stdout);
int rc2 = mutt_system(mutt_buffer_string(buf));
if (rc2 == -1)
mutt_debug(LL_DEBUG1, "Error running \"%s\"\n", mutt_buffer_string(buf));
const bool c_wait_key = cs_subset_bool(NeoMutt->sub, "wait_key");
if ((rc2 != 0) || c_wait_key)
mutt_any_key_to_continue(NULL);
rc = true;
done:
mutt_buffer_pool_release(&buf);
return rc;
}
/**
* mutt_enter_command - Enter a neomutt command
*/
void mutt_enter_command(void)
{
struct Buffer *buf = mutt_buffer_pool_get();
struct Buffer *err = mutt_buffer_pool_get();
window_redraw(NULL);
/* if enter is pressed after : with no command, just return */
if ((mutt_buffer_get_field(":", buf, MUTT_COMP_COMMAND, false, NULL, NULL, NULL) != 0) ||
mutt_buffer_is_empty(buf))
{
goto done;
}
/* check if buf is a valid icommand, else fall back quietly to parse_rc_lines */
enum CommandResult rc = mutt_parse_icommand(mutt_buffer_string(buf), err);
if (!mutt_buffer_is_empty(err))
{
/* since errbuf could potentially contain printf() sequences in it,
* we must call mutt_error() in this fashion so that vsprintf()
* doesn't expect more arguments that we passed */
if (rc == MUTT_CMD_ERROR)
mutt_error("%s", mutt_buffer_string(err));
else
mutt_warning("%s", mutt_buffer_string(err));
}
else if (rc != MUTT_CMD_SUCCESS)
{
rc = mutt_parse_rc_line(mutt_buffer_string(buf), err);
if (!mutt_buffer_is_empty(err))
{
if (rc == MUTT_CMD_SUCCESS) /* command succeeded with message */
mutt_message("%s", mutt_buffer_string(err));
else if (rc == MUTT_CMD_ERROR)
mutt_error("%s", mutt_buffer_string(err));
else if (rc == MUTT_CMD_WARNING)
mutt_warning("%s", mutt_buffer_string(err));
}
}
/* else successful command */
if (NeoMutt)
{
// Running commands could cause anything to change, so let others know
notify_send(NeoMutt->notify, NT_GLOBAL, NT_GLOBAL_COMMAND, NULL);
}
done:
mutt_buffer_pool_release(&buf);
mutt_buffer_pool_release(&err);
}
/**
* mutt_display_address - Display the address of a message
* @param env Envelope containing address
*/
void mutt_display_address(struct Envelope *env)
{
const char *pfx = NULL;
char buf[128];
struct AddressList *al = mutt_get_address(env, &pfx);
if (!al)
return;
/* Note: We don't convert IDNA to local representation this time.
* That is intentional, so the user has an opportunity to copy &
* paste the on-the-wire form of the address to other, IDN-unable
* software. */
buf[0] = '\0';
mutt_addrlist_write(al, buf, sizeof(buf), false);
mutt_message("%s: %s", pfx, buf);
}
/**
* set_copy_flags - Set the flags for a message copy
* @param[in] e Email
* @param[in] transform_opt Transformation, e.g. #TRANSFORM_DECRYPT
* @param[out] cmflags Flags, see #CopyMessageFlags
* @param[out] chflags Flags, see #CopyHeaderFlags
*/
static void set_copy_flags(struct Email *e, enum MessageTransformOpt transform_opt,
CopyMessageFlags *cmflags, CopyHeaderFlags *chflags)
{
*cmflags = MUTT_CM_NO_FLAGS;
*chflags = CH_UPDATE_LEN;
const bool need_decrypt =
(transform_opt == TRANSFORM_DECRYPT) && (e->security & SEC_ENCRYPT);
const bool want_pgp = (WithCrypto & APPLICATION_PGP);
const bool want_smime = (WithCrypto & APPLICATION_SMIME);
const bool is_pgp = mutt_is_application_pgp(e->body) & SEC_ENCRYPT;
const bool is_smime = mutt_is_application_smime(e->body) & SEC_ENCRYPT;
if (need_decrypt && want_pgp && mutt_is_multipart_encrypted(e->body))
{
*chflags = CH_NONEWLINE | CH_XMIT | CH_MIME;
*cmflags = MUTT_CM_DECODE_PGP;
}
else if (need_decrypt && want_pgp && is_pgp)
{
*chflags = CH_XMIT | CH_MIME | CH_TXTPLAIN;
*cmflags = MUTT_CM_DECODE | MUTT_CM_CHARCONV;
}
else if (need_decrypt && want_smime && is_smime)
{
*chflags = CH_NONEWLINE | CH_XMIT | CH_MIME;
*cmflags = MUTT_CM_DECODE_SMIME;
}
else if (transform_opt == TRANSFORM_DECODE)
{
*chflags = CH_XMIT | CH_MIME | CH_TXTPLAIN | CH_DECODE; // then decode RFC2047
*cmflags = MUTT_CM_DECODE | MUTT_CM_CHARCONV;
const bool c_copy_decode_weed =
cs_subset_bool(NeoMutt->sub, "copy_decode_weed");
if (c_copy_decode_weed)
{
*chflags |= CH_WEED; // and respect $weed
*cmflags |= MUTT_CM_WEED;
}
}
}
/**
* mutt_save_message_ctx - Save a message to a given mailbox
* @param m_src Mailbox to copy from
* @param e Email
* @param save_opt Copy or move, e.g. #SAVE_MOVE
* @param transform_opt Transformation, e.g. #TRANSFORM_DECRYPT
* @param m_dst Mailbox to save to
* @retval 0 Success
* @retval -1 Error
*/
int mutt_save_message_ctx(struct Mailbox *m_src, struct Email *e, enum MessageSaveOpt save_opt,
enum MessageTransformOpt transform_opt, struct Mailbox *m_dst)
{
CopyMessageFlags cmflags = MUTT_CM_NO_FLAGS;
CopyHeaderFlags chflags = CH_NO_FLAGS;
int rc;
set_copy_flags(e, transform_opt, &cmflags, &chflags);
struct Message *msg = mx_msg_open(m_src, e->msgno);
if (msg && transform_opt != TRANSFORM_NONE)
{
mutt_parse_mime_message(e, msg->fp);
}
rc = mutt_append_message(m_dst, m_src, e, msg, cmflags, chflags);
mx_msg_close(m_src, &msg);
if (rc != 0)
return rc;
if (save_opt == SAVE_MOVE)
{
mutt_set_flag(m_src, e, MUTT_DELETE, true);
mutt_set_flag(m_src, e, MUTT_PURGE, true);
const bool c_delete_untag = cs_subset_bool(NeoMutt->sub, "delete_untag");
if (c_delete_untag)
mutt_set_flag(m_src, e, MUTT_TAG, false);
}
return 0;
}
/**
* mutt_save_message - Save an email
* @param m Mailbox
* @param el List of Emails to save
* @param save_opt Copy or move, e.g. #SAVE_MOVE
* @param transform_opt Transformation, e.g. #TRANSFORM_DECRYPT
* @retval 0 Copy/save was successful
* @retval -1 Error/abort
*/
int mutt_save_message(struct Mailbox *m, struct EmailList *el,
enum MessageSaveOpt save_opt, enum MessageTransformOpt transform_opt)
{
if (!el || STAILQ_EMPTY(el))
return -1;
int rc = -1;
int tagged_progress_count = 0;
unsigned int msg_count = 0;
struct Mailbox *m_save = NULL;
struct Buffer *buf = mutt_buffer_pool_get();
struct stat st = { 0 };
struct EmailNode *en = NULL;
STAILQ_FOREACH(en, el, entries)
{
msg_count++;
}
en = STAILQ_FIRST(el);
const SecurityFlags security_flags = WithCrypto ? en->email->security : SEC_NO_FLAGS;
const bool is_passphrase_needed = security_flags & SEC_ENCRYPT;
const char *prompt = NULL;
const char *progress_msg = NULL;
// Set prompt and progress_msg
switch (save_opt)
{
case SAVE_COPY:
// L10N: Progress meter message when copying tagged messages
progress_msg = (msg_count > 1) ? _("Copying tagged messages...") : NULL;
switch (transform_opt)
{
case TRANSFORM_NONE:
prompt = (msg_count > 1) ? _("Copy tagged to mailbox") : _("Copy to mailbox");
break;
case TRANSFORM_DECRYPT:
prompt = (msg_count > 1) ? _("Decrypt-copy tagged to mailbox") :
_("Decrypt-copy to mailbox");
break;
case TRANSFORM_DECODE:
prompt = (msg_count > 1) ? _("Decode-copy tagged to mailbox") :
_("Decode-copy to mailbox");
break;
}
break;
case SAVE_MOVE:
// L10N: Progress meter message when saving tagged messages
progress_msg = (msg_count > 1) ? _("Saving tagged messages...") : NULL;
switch (transform_opt)
{
case TRANSFORM_NONE:
prompt = (msg_count > 1) ? _("Save tagged to mailbox") : _("Save to mailbox");
break;
case TRANSFORM_DECRYPT:
prompt = (msg_count > 1) ? _("Decrypt-save tagged to mailbox") :
_("Decrypt-save to mailbox");
break;
case TRANSFORM_DECODE:
prompt = (msg_count > 1) ? _("Decode-save tagged to mailbox") :
_("Decode-save to mailbox");
break;
}
break;
}
mutt_message_hook(m, en->email, MUTT_MESSAGE_HOOK);
mutt_default_save(buf->data, buf->dsize, en->email);
mutt_buffer_fix_dptr(buf);
mutt_buffer_pretty_mailbox(buf);
if (mutt_buffer_enter_fname(prompt, buf, false, NULL, false, NULL, NULL,
MUTT_SEL_NO_FLAGS) == -1)
{
goto cleanup;
}
size_t pathlen = mutt_buffer_len(buf);
if (pathlen == 0)
goto cleanup;
/* Trim any trailing '/' */
if (buf->data[pathlen - 1] == '/')
buf->data[pathlen - 1] = '\0';
/* This is an undocumented feature of ELM pointed out to me by Felix von
* Leitner <[email protected]> */
if (mutt_buffer_len(&LastSaveFolder) == 0)
mutt_buffer_alloc(&LastSaveFolder, PATH_MAX);
if (mutt_str_equal(mutt_buffer_string(buf), "."))
mutt_buffer_copy(buf, &LastSaveFolder);
else
mutt_buffer_strcpy(&LastSaveFolder, mutt_buffer_string(buf));
mutt_buffer_expand_path(buf);
/* check to make sure that this file is really the one the user wants */
if (mutt_save_confirm(mutt_buffer_string(buf), &st) != 0)
goto cleanup;
if (is_passphrase_needed && (transform_opt != TRANSFORM_NONE) &&
!crypt_valid_passphrase(security_flags))
{
rc = -1;
goto errcleanup;
}
mutt_message(_("Copying to %s..."), mutt_buffer_string(buf));
#ifdef USE_IMAP
enum MailboxType mailbox_type = imap_path_probe(mutt_buffer_string(buf), NULL);
if ((m->type == MUTT_IMAP) && (transform_opt == TRANSFORM_NONE) && (mailbox_type == MUTT_IMAP))
{
rc = imap_copy_messages(m, el, mutt_buffer_string(buf), save_opt);
switch (rc)
{
/* success */
case 0:
mutt_clear_error();
rc = 0;
goto cleanup;
/* non-fatal error: continue to fetch/append */
case 1:
break;
/* fatal error, abort */
case -1:
goto errcleanup;
}
}
#endif
mutt_file_resolve_symlink(buf);
m_save = mx_path_resolve(mutt_buffer_string(buf));
bool old_append = m_save->append;
OpenMailboxFlags mbox_flags = MUTT_NEWFOLDER;
/* Display a tagged message progress counter, rather than (for
* IMAP) a per-message progress counter */
if (msg_count > 1)
mbox_flags |= MUTT_QUIET;
if (!mx_mbox_open(m_save, mbox_flags))
{
rc = -1;
mailbox_free(&m_save);
goto errcleanup;
}
m_save->append = true;
#ifdef USE_COMP_MBOX
/* If we're saving to a compressed mailbox, the stats won't be updated
* until the next open. Until then, improvise. */
struct Mailbox *m_comp = NULL;
if (m_save->compress_info)
{
m_comp = mailbox_find(m_save->realpath);
}
/* We probably haven't been opened yet */
if (m_comp && (m_comp->msg_count == 0))
m_comp = NULL;
#endif
if (msg_count == 1)
{
rc = mutt_save_message_ctx(m, en->email, save_opt, transform_opt, m_save);
if (rc != 0)
{
mx_mbox_close(m_save);
m_save->append = old_append;
goto errcleanup;
}
#ifdef USE_COMP_MBOX
if (m_comp)
{
m_comp->msg_count++;
if (!en->email->read)
{
m_comp->msg_unread++;
if (!en->email->old)
m_comp->msg_new++;