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/*
* Copyright (C) 1996-2000 Michael R. Elkins <me@mutt.org>
* Copyright (C) 2000-4,2006 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.
*/
#if HAVE_CONFIG_H
# include "config.h"
#endif
#include "mutt.h"
#include "mutt_curses.h"
#include "mutt_menu.h"
#include "mime.h"
#include "sort.h"
#include "mailbox.h"
#include "copy.h"
#include "mx.h"
#include "pager.h"
#include "mutt_crypt.h"
#include "mutt_idna.h"
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#ifdef USE_IMAP
#include "imap.h"
#endif
#include "buffy.h"
#include <errno.h>
#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <sys/wait.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <utime.h>
static const char *ExtPagerProgress = "all";
/* The folder the user last saved to. Used by ci_save_message() */
static char LastSaveFolder[_POSIX_PATH_MAX] = "";
int mutt_display_message (HEADER *cur)
{
char tempfile[_POSIX_PATH_MAX], buf[LONG_STRING];
int rc = 0, builtin = 0;
int cmflags = M_CM_DECODE | M_CM_DISPLAY | M_CM_CHARCONV;
FILE *fpout = NULL;
FILE *fpfilterout = NULL;
pid_t filterpid = -1;
int res;
snprintf (buf, sizeof (buf), "%s/%s", TYPE (cur->content),
cur->content->subtype);
mutt_parse_mime_message (Context, cur);
mutt_message_hook (Context, cur, M_MESSAGEHOOK);
/* see if crypto is needed for this message. if so, we should exit curses */
if (WithCrypto && cur->security)
{
if (cur->security & ENCRYPT)
{
if (cur->security & APPLICATION_SMIME)
crypt_smime_getkeys (cur->env);
if(!crypt_valid_passphrase(cur->security))
return 0;
cmflags |= M_CM_VERIFY;
}
else if (cur->security & SIGN)
{
/* find out whether or not the verify signature */
if (query_quadoption (OPT_VERIFYSIG, _("Verify PGP signature?")) == M_YES)
{
cmflags |= M_CM_VERIFY;
}
}
}
if (cmflags & M_CM_VERIFY || cur->security & ENCRYPT)
{
if (cur->security & APPLICATION_PGP)
{
if (cur->env->from)
crypt_pgp_invoke_getkeys (cur->env->from);
crypt_invoke_message (APPLICATION_PGP);
}
if (cur->security & APPLICATION_SMIME)
crypt_invoke_message (APPLICATION_SMIME);
}
mutt_mktemp (tempfile, sizeof (tempfile));
if ((fpout = safe_fopen (tempfile, "w")) == NULL)
{
mutt_error _("Could not create temporary file!");
return (0);
}
if (DisplayFilter && *DisplayFilter)
{
fpfilterout = fpout;
fpout = NULL;
/* mutt_endwin (NULL); */
filterpid = mutt_create_filter_fd (DisplayFilter, &fpout, NULL, NULL,
-1, fileno(fpfilterout), -1);
if (filterpid < 0)
{
mutt_error (_("Cannot create display filter"));
safe_fclose (&fpfilterout);
unlink (tempfile);
return 0;
}
}
if (!Pager || mutt_strcmp (Pager, "builtin") == 0)
builtin = 1;
else
{
struct hdr_format_info hfi;
hfi.ctx = Context;
hfi.pager_progress = ExtPagerProgress;
hfi.hdr = cur;
mutt_make_string_info (buf, sizeof (buf), NONULL(PagerFmt), &hfi, M_FORMAT_MAKEPRINT);
fputs (buf, fpout);
fputs ("\n\n", fpout);
}
res = mutt_copy_message (fpout, Context, cur, cmflags,
(option (OPTWEED) ? (CH_WEED | CH_REORDER) : 0) | CH_DECODE | CH_FROM | CH_DISPLAY);
if ((safe_fclose (&fpout) != 0 && errno != EPIPE) || res < 0)
{
mutt_error (_("Could not copy message"));
if (fpfilterout != NULL)
{
mutt_wait_filter (filterpid);
safe_fclose (&fpfilterout);
}
mutt_unlink (tempfile);
return 0;
}
if (fpfilterout != NULL && mutt_wait_filter (filterpid) != 0)
mutt_any_key_to_continue (NULL);
safe_fclose (&fpfilterout); /* XXX - check result? */
if (WithCrypto)
{
/* update crypto information for this message */
cur->security &= ~(GOODSIGN|BADSIGN);
cur->security |= crypt_query (cur->content);
/* Remove color cache for this message, in case there
are color patterns for both ~g and ~V */
cur->pair = 0;
}
if (builtin)
{
pager_t info;
if (WithCrypto
&& (cur->security & APPLICATION_SMIME) && (cmflags & M_CM_VERIFY))
{
if (cur->security & GOODSIGN)
{
if (!crypt_smime_verify_sender(cur))
mutt_message ( _("S/MIME signature successfully verified."));
else
mutt_error ( _("S/MIME certificate owner does not match sender."));
}
else if (cur->security & PARTSIGN)
mutt_message (_("Warning: Part of this message has not been signed."));
else if (cur->security & SIGN || cur->security & BADSIGN)
mutt_error ( _("S/MIME signature could NOT be verified."));
}
if (WithCrypto
&& (cur->security & APPLICATION_PGP) && (cmflags & M_CM_VERIFY))
{
if (cur->security & GOODSIGN)
mutt_message (_("PGP signature successfully verified."));
else if (cur->security & PARTSIGN)
mutt_message (_("Warning: Part of this message has not been signed."));
else if (cur->security & SIGN)
mutt_message (_("PGP signature could NOT be verified."));
}
/* Invoke the builtin pager */
memset (&info, 0, sizeof (pager_t));
info.hdr = cur;
info.ctx = Context;
rc = mutt_pager (NULL, tempfile, M_PAGER_MESSAGE, &info);
}
else
{
int r;
mutt_endwin (NULL);
snprintf (buf, sizeof (buf), "%s %s", NONULL(Pager), tempfile);
if ((r = mutt_system (buf)) == -1)
mutt_error (_("Error running \"%s\"!"), buf);
unlink (tempfile);
if (!option (OPTNOCURSES))
keypad (stdscr, TRUE);
if (r != -1)
mutt_set_flag (Context, cur, M_READ, 1);
if (r != -1 && option (OPTPROMPTAFTER))
{
mutt_ungetch (mutt_any_key_to_continue _("Command: "), 0);
rc = km_dokey (MENU_PAGER);
}
else
rc = 0;
}
return rc;
}
void ci_bounce_message (HEADER *h, int *redraw)
{
char prompt[SHORT_STRING];
char scratch[SHORT_STRING];
char buf[HUGE_STRING] = { 0 };
ADDRESS *adr = NULL;
char *err = NULL;
int rc;
/* RfC 5322 mandates a From: header, so warn before bouncing
* messages without one */
if (h)
{
if (!h->env->from)
{
mutt_error _("Warning: message has no From: header");
mutt_sleep (2);
}
}
else if (Context)
{
for (rc = 0; rc < Context->msgcount; rc++)
{
if (Context->hdrs[rc]->tagged && !Context->hdrs[rc]->env->from)
{
mutt_error ("Warning: message has no From: header");
mutt_sleep (2);
break;
}
}
}
if(h)
strfcpy(prompt, _("Bounce message to: "), sizeof(prompt));
else
strfcpy(prompt, _("Bounce tagged messages to: "), sizeof(prompt));
rc = mutt_get_field (prompt, buf, sizeof (buf), M_ALIAS);
if (option (OPTNEEDREDRAW))
{
unset_option (OPTNEEDREDRAW);
*redraw = REDRAW_FULL;
}
if (rc || !buf[0])
return;
if (!(adr = rfc822_parse_adrlist (adr, buf)))
{
mutt_error _("Error parsing address!");
return;
}
adr = mutt_expand_aliases (adr);
if (mutt_addrlist_to_idna (adr, &err) < 0)
{
mutt_error (_("Bad IDN: '%s'"), err);
FREE (&err);
rfc822_free_address (&adr);
return;
}
buf[0] = 0;
rfc822_write_address (buf, sizeof (buf), adr, 1);
#define extra_space (15 + 7 + 2)
snprintf (scratch, sizeof (scratch),
(h ? _("Bounce message to %s") : _("Bounce messages to %s")), buf);
if (mutt_strwidth (prompt) > COLS - extra_space)
{
mutt_format_string (prompt, sizeof (prompt),
0, COLS-extra_space, FMT_LEFT, 0,
scratch, sizeof (scratch), 0);
safe_strcat (prompt, sizeof (prompt), "...?");
}
else
snprintf (prompt, sizeof (prompt), "%s?", scratch);
if (query_quadoption (OPT_BOUNCE, prompt) != M_YES)
{
rfc822_free_address (&adr);
CLEARLINE (LINES - 1);
mutt_message (h ? _("Message not bounced.") : _("Messages not bounced."));
return;
}
CLEARLINE (LINES - 1);
rc = mutt_bounce_message (NULL, h, adr);
rfc822_free_address (&adr);
/* If no error, or background, display message. */
if ((rc == 0) || (rc == S_BKG))
mutt_message (h ? _("Message bounced.") : _("Messages bounced."));
}
static void pipe_set_flags (int decode, int print, int *cmflags, int *chflags)
{
if (decode)
{
*cmflags |= M_CM_DECODE | M_CM_CHARCONV;
*chflags |= CH_DECODE | CH_REORDER;
if (option (OPTWEED))
{
*chflags |= CH_WEED;
*cmflags |= M_CM_WEED;
}
}
if (print)
*cmflags |= M_CM_PRINTING;
}
static void pipe_msg (HEADER *h, FILE *fp, int decode, int print)
{
int cmflags = 0;
int chflags = CH_FROM;
pipe_set_flags (decode, print, &cmflags, &chflags);
if (WithCrypto && decode && h->security & ENCRYPT)
{
if(!crypt_valid_passphrase(h->security))
return;
endwin ();
}
if (decode)
mutt_parse_mime_message (Context, h);
mutt_copy_message (fp, Context, h, cmflags, chflags);
}
/* the following code is shared between printing and piping */
static int _mutt_pipe_message (HEADER *h, char *cmd,
int decode,
int print,
int split,
char *sep)
{
int i, rc = 0;
pid_t thepid;
FILE *fpout;
/* mutt_endwin (NULL);
is this really needed here ?
it makes the screen flicker on pgp and s/mime messages,
before asking for a passphrase...
Oliver Ehli */
if (h)
{
mutt_message_hook (Context, h, M_MESSAGEHOOK);
if (WithCrypto && decode)
{
mutt_parse_mime_message (Context, h);
if(h->security & ENCRYPT && !crypt_valid_passphrase(h->security))
return 1;
}
mutt_endwin (NULL);
if ((thepid = mutt_create_filter (cmd, &fpout, NULL, NULL)) < 0)
{
mutt_perror _("Can't create filter process");
return 1;
}
pipe_msg (h, fpout, decode, print);
safe_fclose (&fpout);
rc = mutt_wait_filter (thepid);
}
else
{ /* handle tagged messages */
if (WithCrypto && decode)
{
for (i = 0; i < Context->vcount; i++)
if(Context->hdrs[Context->v2r[i]]->tagged)
{
mutt_message_hook (Context, Context->hdrs[Context->v2r[i]], M_MESSAGEHOOK);
mutt_parse_mime_message(Context, Context->hdrs[Context->v2r[i]]);
if (Context->hdrs[Context->v2r[i]]->security & ENCRYPT &&
!crypt_valid_passphrase(Context->hdrs[Context->v2r[i]]->security))
return 1;
}
}
if (split)
{
for (i = 0; i < Context->vcount; i++)
{
if (Context->hdrs[Context->v2r[i]]->tagged)
{
mutt_message_hook (Context, Context->hdrs[Context->v2r[i]], M_MESSAGEHOOK);
mutt_endwin (NULL);
if ((thepid = mutt_create_filter (cmd, &fpout, NULL, NULL)) < 0)
{
mutt_perror _("Can't create filter process");
return 1;
}
pipe_msg (Context->hdrs[Context->v2r[i]], fpout, decode, print);
/* add the message separator */
if (sep) fputs (sep, fpout);
safe_fclose (&fpout);
if (mutt_wait_filter (thepid) != 0)
rc = 1;
}
}
}
else
{
mutt_endwin (NULL);
if ((thepid = mutt_create_filter (cmd, &fpout, NULL, NULL)) < 0)
{
mutt_perror _("Can't create filter process");
return 1;
}
for (i = 0; i < Context->vcount; i++)
{
if (Context->hdrs[Context->v2r[i]]->tagged)
{
mutt_message_hook (Context, Context->hdrs[Context->v2r[i]], M_MESSAGEHOOK);
pipe_msg (Context->hdrs[Context->v2r[i]], fpout, decode, print);
/* add the message separator */
if (sep) fputs (sep, fpout);
}
}
safe_fclose (&fpout);
if (mutt_wait_filter (thepid) != 0)
rc = 1;
}
}
if (rc || option (OPTWAITKEY))
mutt_any_key_to_continue (NULL);
return rc;
}
void mutt_pipe_message (HEADER *h)
{
char buffer[LONG_STRING];
buffer[0] = 0;
if (mutt_get_field (_("Pipe to command: "), buffer, sizeof (buffer), M_CMD)
!= 0 || !buffer[0])
return;
mutt_expand_path (buffer, sizeof (buffer));
_mutt_pipe_message (h, buffer,
option (OPTPIPEDECODE),
0,
option (OPTPIPESPLIT),
PipeSep);
}
void mutt_print_message (HEADER *h)
{
if (quadoption (OPT_PRINT) && (!PrintCmd || !*PrintCmd))
{
mutt_message (_("No printing command has been defined."));
return;
}
if (query_quadoption (OPT_PRINT,
h ? _("Print message?") : _("Print tagged messages?"))
!= M_YES)
return;
if (_mutt_pipe_message (h, PrintCmd,
option (OPTPRINTDECODE),
1,
option (OPTPRINTSPLIT),
"\f") == 0)
mutt_message (h ? _("Message printed") : _("Messages printed"));
else
mutt_message (h ? _("Message could not be printed") :
_("Messages could not be printed"));
}
int mutt_select_sort (int reverse)
{
int method = Sort; /* save the current method in case of abort */
switch (mutt_multi_choice (reverse ?
_("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?: ") :
_("Sort (d)ate/(f)rm/(r)ecv/(s)ubj/t(o)/(t)hread/(u)nsort/si(z)e/s(c)ore/s(p)am?: "),
_("dfrsotuzcp")))
{
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;
}
if (reverse)
Sort |= SORT_REVERSE;
return (Sort != method ? 0 : -1); /* no need to resort if it's the same */
}
/* invoke a command in a subshell */
void mutt_shell_escape (void)
{
char buf[LONG_STRING];
buf[0] = 0;
if (mutt_get_field (_("Shell command: "), buf, sizeof (buf), M_CMD) == 0)
{
if (!buf[0] && Shell)
strfcpy (buf, Shell, sizeof (buf));
if(buf[0])
{
CLEARLINE (LINES-1);
mutt_endwin (NULL);
fflush (stdout);
if (mutt_system (buf) != 0 || option (OPTWAITKEY))
mutt_any_key_to_continue (NULL);
}
}
}
/* enter a mutt command */
void mutt_enter_command (void)
{
BUFFER err, token;
char buffer[LONG_STRING], errbuf[LONG_STRING];
int r;
buffer[0] = 0;
if (mutt_get_field (":", buffer, sizeof (buffer), M_COMMAND) != 0 || !buffer[0])
return;
err.data = errbuf;
err.dsize = sizeof (errbuf);
memset (&token, 0, sizeof (token));
r = mutt_parse_rc_line (buffer, &token, &err);
FREE (&token.data);
if (errbuf[0])
{
/* 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 (r == 0)
mutt_message ("%s", errbuf);
else
mutt_error ("%s", errbuf);
}
}
void mutt_display_address (ENVELOPE *env)
{
char *pfx = NULL;
char buf[SHORT_STRING];
ADDRESS *adr = NULL;
adr = mutt_get_address (env, &pfx);
if (!adr) 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;
rfc822_write_address (buf, sizeof (buf), adr, 0);
mutt_message ("%s: %s", pfx, buf);
}
static void set_copy_flags (HEADER *hdr, int decode, int decrypt, int *cmflags, int *chflags)
{
*cmflags = 0;
*chflags = CH_UPDATE_LEN;
if (WithCrypto && !decode && decrypt && (hdr->security & ENCRYPT))
{
if ((WithCrypto & APPLICATION_PGP)
&& mutt_is_multipart_encrypted(hdr->content))
{
*chflags = CH_NONEWLINE | CH_XMIT | CH_MIME;
*cmflags = M_CM_DECODE_PGP;
}
else if ((WithCrypto & APPLICATION_PGP)
&& mutt_is_application_pgp (hdr->content) & ENCRYPT)
decode = 1;
else if ((WithCrypto & APPLICATION_SMIME)
&& mutt_is_application_smime(hdr->content) & ENCRYPT)
{
*chflags = CH_NONEWLINE | CH_XMIT | CH_MIME;
*cmflags = M_CM_DECODE_SMIME;
}
}
if (decode)
{
*chflags = CH_XMIT | CH_MIME | CH_TXTPLAIN;
*cmflags = M_CM_DECODE | M_CM_CHARCONV;
if (!decrypt) /* If decode doesn't kick in for decrypt, */
{
*chflags |= CH_DECODE; /* then decode RFC 2047 headers, */
if (option (OPTWEED))
{
*chflags |= CH_WEED; /* and respect $weed. */
*cmflags |= M_CM_WEED;
}
}
}
}
int _mutt_save_message (HEADER *h, CONTEXT *ctx, int delete, int decode, int decrypt)
{
int cmflags, chflags;
int rc;
set_copy_flags (h, decode, decrypt, &cmflags, &chflags);
if (decode || decrypt)
mutt_parse_mime_message (Context, h);
if ((rc = mutt_append_message (ctx, Context, h, cmflags, chflags)) != 0)
return rc;
if (delete)
{
mutt_set_flag (Context, h, M_DELETE, 1);
if (option (OPTDELETEUNTAG))
mutt_set_flag (Context, h, M_TAG, 0);
}
return 0;
}
/* returns 0 if the copy/save was successful, or -1 on error/abort */
int mutt_save_message (HEADER *h, int delete,
int decode, int decrypt, int *redraw)
{
int i, need_buffy_cleanup;
int need_passphrase = 0, app=0;
char prompt[SHORT_STRING], buf[_POSIX_PATH_MAX];
CONTEXT ctx;
struct stat st;
*redraw = 0;
snprintf (prompt, sizeof (prompt),
decode ? (delete ? _("Decode-save%s to mailbox") :
_("Decode-copy%s to mailbox")) :
(decrypt ? (delete ? _("Decrypt-save%s to mailbox") :
_("Decrypt-copy%s to mailbox")) :
(delete ? _("Save%s to mailbox") : _("Copy%s to mailbox"))),
h ? "" : _(" tagged"));
if (h)
{
if (WithCrypto)
{
need_passphrase = h->security & ENCRYPT;
app = h->security;
}
mutt_message_hook (Context, h, M_MESSAGEHOOK);
mutt_default_save (buf, sizeof (buf), h);
}
else
{
/* look for the first tagged message */
for (i = 0; i < Context->vcount; i++)
{
if (Context->hdrs[Context->v2r[i]]->tagged)
{
h = Context->hdrs[Context->v2r[i]];
break;
}
}
if (h)
{
mutt_message_hook (Context, h, M_MESSAGEHOOK);
mutt_default_save (buf, sizeof (buf), h);
if (WithCrypto)
{
need_passphrase = h->security & ENCRYPT;
app = h->security;
}
h = NULL;
}
}
mutt_pretty_mailbox (buf, sizeof (buf));
if (mutt_enter_fname (prompt, buf, sizeof (buf), redraw, 0) == -1)
return (-1);
if (*redraw != REDRAW_FULL)
{
if (!h)
*redraw = REDRAW_INDEX | REDRAW_STATUS;
else
*redraw = REDRAW_STATUS;
}
if (!buf[0])
return (-1);
/* This is an undocumented feature of ELM pointed out to me by Felix von
* Leitner <leitner@prz.fu-berlin.de>
*/
if (mutt_strcmp (buf, ".") == 0)
strfcpy (buf, LastSaveFolder, sizeof (buf));
else
strfcpy (LastSaveFolder, buf, sizeof (LastSaveFolder));
mutt_expand_path (buf, sizeof (buf));
/* check to make sure that this file is really the one the user wants */
if (mutt_save_confirm (buf, &st) != 0)
return -1;
if (WithCrypto && need_passphrase && (decode || decrypt)
&& !crypt_valid_passphrase(app))
return -1;
mutt_message (_("Copying to %s..."), buf);
#ifdef USE_IMAP
if (Context->magic == M_IMAP &&
!(decode || decrypt) && mx_is_imap (buf))
{
switch (imap_copy_messages (Context, h, buf, delete))
{
/* success */
case 0: mutt_clear_error (); return 0;
/* non-fatal error: fall through to fetch/append */
case 1: break;
/* fatal error, abort */
case -1: return -1;
}
}
#endif
if (mx_open_mailbox (buf, M_APPEND, &ctx) != NULL)
{
if (h)
{
if (_mutt_save_message(h, &ctx, delete, decode, decrypt) != 0)
{
mx_close_mailbox (&ctx, NULL);
return -1;
}
}
else
{
for (i = 0; i < Context->vcount; i++)
{
if (Context->hdrs[Context->v2r[i]]->tagged)
{
mutt_message_hook (Context, Context->hdrs[Context->v2r[i]], M_MESSAGEHOOK);
if (_mutt_save_message(Context->hdrs[Context->v2r[i]],
&ctx, delete, decode, decrypt) != 0)
{
mx_close_mailbox (&ctx, NULL);
return -1;
}
}
}
}
need_buffy_cleanup = (ctx.magic == M_MBOX || ctx.magic == M_MMDF);
mx_close_mailbox (&ctx, NULL);
if (need_buffy_cleanup)
mutt_buffy_cleanup (buf, &st);
mutt_clear_error ();
return (0);
}
return -1;
}
void mutt_version (void)
{
mutt_message ("Mutt %s (%s)", MUTT_VERSION, ReleaseDate);
}
void mutt_edit_content_type (HEADER *h, BODY *b, FILE *fp)
{
char buf[LONG_STRING];
char obuf[LONG_STRING];
char tmp[STRING];
PARAMETER *p;
char charset[STRING];
char *cp;
short charset_changed = 0;
short type_changed = 0;
cp = mutt_get_parameter ("charset", b->parameter);
strfcpy (charset, NONULL (cp), sizeof (charset));
snprintf (buf, sizeof (buf), "%s/%s", TYPE (b), b->subtype);
strfcpy (obuf, buf, sizeof (obuf));
if (b->parameter)
{
size_t l;
for (p = b->parameter; p; p = p->next)
{
l = strlen (buf);
rfc822_cat (tmp, sizeof (tmp), p->value, MimeSpecials);
snprintf (buf + l, sizeof (buf) - l, "; %s=%s", p->attribute, tmp);
}
}
if (mutt_get_field ("Content-Type: ", buf, sizeof (buf), 0) != 0 ||
buf[0] == 0)
return;
/* clean up previous junk */
mutt_free_parameter (&b->parameter);
FREE (&b->subtype);
mutt_parse_content_type (buf, b);
snprintf (tmp, sizeof (tmp), "%s/%s", TYPE (b), NONULL (b->subtype));
type_changed = ascii_strcasecmp (tmp, obuf);
charset_changed = ascii_strcasecmp (charset, mutt_get_parameter ("charset", b->parameter));
/* if in send mode, check for conversion - current setting is default. */
if (!h && b->type == TYPETEXT && charset_changed)
{
int r;
snprintf (tmp, sizeof (tmp), _("Convert to %s upon sending?"),
mutt_get_parameter ("charset", b->parameter));
if ((r = mutt_yesorno (tmp, !b->noconv)) != -1)
b->noconv = (r == M_NO);
}
/* inform the user */
snprintf (tmp, sizeof (tmp), "%s/%s", TYPE (b), NONULL (b->subtype));
if (type_changed)
mutt_message (_("Content-Type changed to %s."), tmp);
if (b->type == TYPETEXT && charset_changed)
{
if (type_changed)
mutt_sleep (1);
mutt_message (_("Character set changed to %s; %s."),
mutt_get_parameter ("charset", b->parameter),
b->noconv ? _("not converting") : _("converting"));
}
b->force_charset |= charset_changed ? 1 : 0;
if (!is_multipart (b) && b->parts)
mutt_free_body (&b->parts);
if (!mutt_is_message_type (b->type, b->subtype) && b->hdr)
{
b->hdr->content = NULL;
mutt_free_header (&b->hdr);
}
if (fp && (is_multipart (b) || mutt_is_message_type (b->type, b->subtype)))
mutt_parse_part (fp, b);
if (WithCrypto && h)
{
if (h->content == b)
h->security = 0;
h->security |= crypt_query (b);
}
}
static int _mutt_check_traditional_pgp (HEADER *h, int *redraw)
{
MESSAGE *msg;
int rv = 0;
h->security |= PGP_TRADITIONAL_CHECKED;
mutt_parse_mime_message (Context, h);
if ((msg = mx_open_message (Context, h->msgno)) == NULL)
return 0;
if (crypt_pgp_check_traditional (msg->fp, h->content, 0))
{
h->security = crypt_query (h->content);
*redraw |= REDRAW_FULL;
rv = 1;
}
h->security |= PGP_TRADITIONAL_CHECKED;
mx_close_message (&msg);
return rv;
}
int mutt_check_traditional_pgp (HEADER *h, int *redraw)
{
int i;
int rv = 0;
if (h && !(h->security & PGP_TRADITIONAL_CHECKED))
rv = _mutt_check_traditional_pgp (h, redraw);
else
{
for (i = 0; i < Context->vcount; i++)
if (Context->hdrs[Context->v2r[i]]->tagged &&
!(Context->hdrs[Context->v2r[i]]->security & PGP_TRADITIONAL_CHECKED))
rv = _mutt_check_traditional_pgp (Context->hdrs[Context->v2r[i]], redraw)
|| rv;
}
return rv;
}