int mutt_copy_body (FILE *fp, BODY **tgt, BODY *src)
{
char tmp[_POSIX_PATH_MAX];
BODY *b;
PARAMETER *par, **ppar;
short use_disp;
if (src->filename)
{
use_disp = 1;
strfcpy (tmp, src->filename, sizeof (tmp));
}
else
{
use_disp = 0;
tmp[0] = '\0';
}
mutt_adv_mktemp (tmp, sizeof (tmp));
if (mutt_save_attachment (fp, src, tmp, 0, NULL) == -1)
return -1;
*tgt = mutt_new_body ();
b = *tgt;
memcpy (b, src, sizeof (BODY));
b->parts = NULL;
b->next = NULL;
b->hdr = NULL;
b->filename = safe_strdup (tmp);
b->use_disp = use_disp;
b->unlink = 1;
if (mutt_is_text_type (b->type, b->subtype))
b->noconv = 1;
b->xtype = safe_strdup (b->xtype);
b->subtype = safe_strdup (b->subtype);
b->form_name = safe_strdup (b->form_name);
b->filename = safe_strdup (b->filename);
b->d_filename = safe_strdup (b->d_filename);
b->description = safe_strdup (b->description);
/* copy parameters */
for (par = b->parameter, ppar = &b->parameter; par; ppar = &(*ppar)->next, par = par->next)
{
*ppar = mutt_new_parameter ();
(*ppar)->attribute = safe_strdup (par->attribute);
(*ppar)->value = safe_strdup (par->value);
}
mutt_stamp_attachment (b);
return 0;
}
int mutt_print_attachment (FILE *fp, BODY *a)
{
char newfile[_POSIX_PATH_MAX] = "";
char type[STRING];
pid_t thepid;
FILE *ifp, *fpout;
short unlink_newfile = 0;
snprintf (type, sizeof (type), "%s/%s", TYPE (a), a->subtype);
if (rfc1524_mailcap_lookup (a, type, NULL, M_PRINT))
{
char command[_POSIX_PATH_MAX+STRING];
rfc1524_entry *entry;
int piped = FALSE;
dprint (2, (debugfile, "Using mailcap...\n"));
entry = rfc1524_new_entry ();
rfc1524_mailcap_lookup (a, type, entry, M_PRINT);
if (rfc1524_expand_filename (entry->nametemplate, a->filename,
newfile, sizeof (newfile)))
{
if (!fp)
{
if (safe_symlink(a->filename, newfile) == -1)
{
if (mutt_yesorno (_("Can't match nametemplate, continue?"), M_YES) != M_YES)
{
rfc1524_free_entry (&entry);
return 0;
}
strfcpy (newfile, a->filename, sizeof (newfile));
}
else
unlink_newfile = 1;
}
}
/* in recv mode, save file to newfile first */
if (fp)
mutt_save_attachment (fp, a, newfile, 0, NULL);
strfcpy (command, entry->printcommand, sizeof (command));
piped = rfc1524_expand_command (a, newfile, type, command, sizeof (command));
mutt_endwin (NULL);
/* interactive program */
if (piped)
{
if ((ifp = fopen (newfile, "r")) == NULL)
{
mutt_perror ("fopen");
rfc1524_free_entry (&entry);
return (0);
}
if ((thepid = mutt_create_filter (command, &fpout, NULL, NULL)) < 0)
{
mutt_perror _("Can't create filter");
rfc1524_free_entry (&entry);
safe_fclose (&ifp);
return 0;
}
mutt_copy_stream (ifp, fpout);
safe_fclose (&fpout);
safe_fclose (&ifp);
if (mutt_wait_filter (thepid) || option (OPTWAITKEY))
mutt_any_key_to_continue (NULL);
}
else
{
if (mutt_system (command) || option (OPTWAITKEY))
mutt_any_key_to_continue (NULL);
}
if (fp)
mutt_unlink (newfile);
else if (unlink_newfile)
unlink(newfile);
rfc1524_free_entry (&entry);
return (1);
}
if (!ascii_strcasecmp ("text/plain", type) ||
!ascii_strcasecmp ("application/postscript", type))
{
return (mutt_pipe_attachment (fp, a, NONULL(PrintCmd), NULL));
}
else if (mutt_can_decode (a))
{
/* decode and print */
int rc = 0;
ifp = NULL;
fpout = NULL;
mutt_mktemp (newfile, sizeof (newfile));
if (mutt_decode_save_attachment (fp, a, newfile, M_PRINTING, 0) == 0)
{
dprint (2, (debugfile, "successfully decoded %s type attachment to %s\n",
type, newfile));
if ((ifp = fopen (newfile, "r")) == NULL)
{
mutt_perror ("fopen");
goto bail0;
}
dprint (2, (debugfile, "successfully opened %s read-only\n", newfile));
mutt_endwin (NULL);
if ((thepid = mutt_create_filter (NONULL(PrintCmd), &fpout, NULL, NULL)) < 0)
{
mutt_perror _("Can't create filter");
goto bail0;
}
dprint (2, (debugfile, "Filter created.\n"));
mutt_copy_stream (ifp, fpout);
safe_fclose (&fpout);
safe_fclose (&ifp);
if (mutt_wait_filter (thepid) != 0 || option (OPTWAITKEY))
mutt_any_key_to_continue (NULL);
rc = 1;
}
bail0:
safe_fclose (&ifp);
safe_fclose (&fpout);
mutt_unlink (newfile);
return rc;
}
else
{
mutt_error _("I don't know how to print that!");
return 0;
}
}
/* returns -1 on error, 0 or the return code from mutt_do_pager() on success */
int mutt_view_attachment (FILE *fp, BODY *a, int flag, HEADER *hdr,
ATTACHPTR **idx, short idxlen)
{
char tempfile[_POSIX_PATH_MAX] = "";
char pagerfile[_POSIX_PATH_MAX] = "";
int is_message;
int use_mailcap;
int use_pipe = 0;
int use_pager = 1;
char type[STRING];
char command[HUGE_STRING];
char descrip[STRING];
char *fname;
rfc1524_entry *entry = NULL;
int rc = -1;
int unlink_tempfile = 0;
is_message = mutt_is_message_type(a->type, a->subtype);
if (WithCrypto && is_message && a->hdr && (a->hdr->security & ENCRYPT) &&
!crypt_valid_passphrase(a->hdr->security))
return (rc);
use_mailcap = (flag == M_MAILCAP ||
(flag == M_REGULAR && mutt_needs_mailcap (a)));
snprintf (type, sizeof (type), "%s/%s", TYPE (a), a->subtype);
if (use_mailcap)
{
entry = rfc1524_new_entry ();
if (!rfc1524_mailcap_lookup (a, type, entry, 0))
{
if (flag == M_REGULAR)
{
/* fallback to view as text */
rfc1524_free_entry (&entry);
mutt_error _("No matching mailcap entry found. Viewing as text.");
flag = M_AS_TEXT;
use_mailcap = 0;
}
else
goto return_error;
}
}
if (use_mailcap)
{
if (!entry->command)
{
mutt_error _("MIME type not defined. Cannot view attachment.");
goto return_error;
}
strfcpy (command, entry->command, sizeof (command));
if (fp)
{
fname = safe_strdup (a->filename);
mutt_sanitize_filename (fname, 1);
}
else
fname = a->filename;
if (rfc1524_expand_filename (entry->nametemplate, fname,
tempfile, sizeof (tempfile)))
{
if (fp == NULL && mutt_strcmp(tempfile, a->filename))
{
/* send case: the file is already there */
if (safe_symlink (a->filename, tempfile) == -1)
{
if (mutt_yesorno (_("Can't match nametemplate, continue?"), M_YES) == M_YES)
strfcpy (tempfile, a->filename, sizeof (tempfile));
else
goto return_error;
}
else
unlink_tempfile = 1;
}
}
else if (fp == NULL) /* send case */
strfcpy (tempfile, a->filename, sizeof (tempfile));
if (fp)
{
/* recv case: we need to save the attachment to a file */
FREE (&fname);
if (mutt_save_attachment (fp, a, tempfile, 0, NULL) == -1)
goto return_error;
}
use_pipe = rfc1524_expand_command (a, tempfile, type,
command, sizeof (command));
use_pager = entry->copiousoutput;
}
if (use_pager)
{
if (fp && !use_mailcap && a->filename)
{
/* recv case */
strfcpy (pagerfile, a->filename, sizeof (pagerfile));
mutt_adv_mktemp (pagerfile, sizeof(pagerfile));
}
else
mutt_mktemp (pagerfile, sizeof (pagerfile));
}
if (use_mailcap)
{
pid_t thepid = 0;
int tempfd = -1, pagerfd = -1;
if (!use_pager)
mutt_endwin (NULL);
if (use_pager || use_pipe)
{
if (use_pager && ((pagerfd = safe_open (pagerfile, O_CREAT | O_EXCL | O_WRONLY)) == -1))
{
mutt_perror ("open");
goto return_error;
}
if (use_pipe && ((tempfd = open (tempfile, 0)) == -1))
{
if(pagerfd != -1)
close(pagerfd);
mutt_perror ("open");
goto return_error;
}
if ((thepid = mutt_create_filter_fd (command, NULL, NULL, NULL,
use_pipe ? tempfd : -1, use_pager ? pagerfd : -1, -1)) == -1)
{
if(pagerfd != -1)
close(pagerfd);
if(tempfd != -1)
close(tempfd);
mutt_error _("Cannot create filter");
goto return_error;
}
if (use_pager)
{
if (a->description)
snprintf (descrip, sizeof (descrip),
_("---Command: %-20.20s Description: %s"),
command, a->description);
else
snprintf (descrip, sizeof (descrip),
_("---Command: %-30.30s Attachment: %s"), command, type);
}
if ((mutt_wait_filter (thepid) || (entry->needsterminal &&
option (OPTWAITKEY))) && !use_pager)
mutt_any_key_to_continue (NULL);
if (tempfd != -1)
close (tempfd);
if (pagerfd != -1)
close (pagerfd);
}
else
{
/* interactive command */
if (mutt_system (command) ||
(entry->needsterminal && option (OPTWAITKEY)))
mutt_any_key_to_continue (NULL);
}
}
else
{
/* Don't use mailcap; the attachment is viewed in the pager */
if (flag == M_AS_TEXT)
{
/* just let me see the raw data */
if (mutt_save_attachment (fp, a, pagerfile, 0, NULL))
goto return_error;
}
else
{
/* Use built-in handler */
set_option (OPTVIEWATTACH); /* disable the "use 'v' to view this part"
* message in case of error */
if (mutt_decode_save_attachment (fp, a, pagerfile, M_DISPLAY, 0))
{
unset_option (OPTVIEWATTACH);
goto return_error;
}
unset_option (OPTVIEWATTACH);
}
if (a->description)
strfcpy (descrip, a->description, sizeof (descrip));
else if (a->filename)
snprintf (descrip, sizeof (descrip), _("---Attachment: %s: %s"),
a->filename, type);
else
snprintf (descrip, sizeof (descrip), _("---Attachment: %s"), type);
}
/* We only reach this point if there have been no errors */
if (use_pager)
{
pager_t info;
memset (&info, 0, sizeof (info));
info.fp = fp;
info.bdy = a;
info.ctx = Context;
info.idx = idx;
info.idxlen = idxlen;
info.hdr = hdr;
rc = mutt_do_pager (descrip, pagerfile,
M_PAGER_ATTACHMENT | (is_message ? M_PAGER_MESSAGE : 0), &info);
*pagerfile = '\0';
}
else
rc = 0;
return_error:
if (entry)
rfc1524_free_entry (&entry);
if (fp && tempfile[0])
mutt_unlink (tempfile);
else if (unlink_tempfile)
unlink(tempfile);
if (pagerfile[0])
mutt_unlink (pagerfile);
return rc;
}
int mutt_prepare_template (FILE *fp, CONTEXT *ctx, HEADER *newhdr, HEADER *hdr,
short weed)
{
MESSAGE *msg = NULL;
char file[_POSIX_PATH_MAX];
LIST *p, **q;
BODY *b;
FILE *bfp;
if (!fp && (msg = mx_open_message (ctx, hdr->msgno)) == NULL)
return (-1);
if (!fp) fp = msg->fp;
bfp = fp;
/* parse the message header and MIME structure */
fseek (fp, hdr->offset, 0);
newhdr->offset = hdr->offset;
newhdr->env = mutt_read_rfc822_header (fp, newhdr, 1, weed);
newhdr->content->length = hdr->content->length;
mutt_parse_part (fp, newhdr->content);
/* weed user-agent, x-mailer - we don't want them here */
p = newhdr->env->userhdrs;
q = &newhdr->env->userhdrs;
while (p)
{
if (!strncasecmp (p->data, "x-mailer:", 9) || !strncasecmp (p->data, "user-agent:", 11))
{
*q = p->next;
p->next = NULL;
mutt_free_list (&p);
}
else
q = &p->next;
p = *q;
}
safe_free ((void **) &newhdr->env->message_id);
safe_free ((void **) &newhdr->env->mail_followup_to);
#ifdef HAVE_PGP
/* decrypt pgp/mime encoded messages */
if ((hdr->pgp & PGPENCRYPT) &&
mutt_is_multipart_encrypted (newhdr->content))
{
newhdr->pgp |= PGPENCRYPT;
if (!pgp_valid_passphrase())
goto err;
mutt_message _("Invoking PGP...");
if (pgp_decrypt_mime (fp, &bfp, newhdr->content, &b) == -1)
{
err:
mx_close_message (&msg);
mutt_free_envelope (&newhdr->env);
mutt_free_body (&newhdr->content);
return -1;
}
mutt_free_body (&newhdr->content);
newhdr->content = b;
mutt_clear_error ();
}
/*
* remove a potential multipart/signed layer - useful when
* resending messages
*/
if (mutt_is_multipart_signed (newhdr->content))
{
newhdr->pgp |= PGPSIGN;
/* destroy the signature */
mutt_free_body (&newhdr->content->parts->next);
newhdr->content = mutt_remove_multipart (newhdr->content);
}
#endif
/*
* We don't need no primary multipart.
* Note: We _do_ preserve messages!
*
* XXX - we don't handle multipart/alternative in any
* smart way when sending messages. However, one may
* consider this a feature.
*
*/
if (newhdr->content->type == TYPEMULTIPART)
newhdr->content = mutt_remove_multipart (newhdr->content);
/* create temporary files for all attachments */
for (b = newhdr->content; b; b = b->next)
{
/* what follows is roughly a receive-mode variant of
* mutt_get_tmp_attachment () from muttlib.c
*/
file[0] = '\0';
if (b->filename)
{
strfcpy (file, b->filename, sizeof (file));
b->d_filename = safe_strdup (b->filename);
}
else
/* avoid Content-Disposition: header with temporary filename */
b->use_disp = 0;
mutt_adv_mktemp (file, sizeof(file));
if (mutt_save_attachment (bfp, b, file, 0, NULL) == -1)
{
mutt_free_envelope (&newhdr->env);
mutt_free_body (&newhdr->content);
if (bfp != fp) fclose (bfp);
if (msg) mx_close_message (&msg);
return -1;
}
mutt_str_replace (&b->filename, file);
b->unlink = 1;
if (mutt_is_text_type (b->type, b->subtype))
b->noconv = 1;
mutt_stamp_attachment (b);
mutt_free_body (&b->parts);
if (b->hdr) b->hdr->content = NULL; /* avoid dangling pointer */
}
/* that's it. */
if (bfp != fp) fclose (bfp);
if (msg) mx_close_message (&msg);
return 0;
}
