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/* GNU Mailutils -- a suite of utilities for electronic mail
Copyright (C) 1999-2025 Free Software Foundation, Inc.
GNU Mailutils 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, or (at your option)
any later version.
GNU Mailutils 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 GNU Mailutils. If not, see <http://www.gnu.org/licenses/>. */
#include "mail.h"
static mu_url_t prev_url;
/* Expand mail special characters:
* # the previous file
* & the current mbox
* +file the file named in the folder directory (set folder=foo)
* % system mailbox
* %user system mailbox of the user
* @ file given by the -f option
*/
int
mail_expand_name (const char *name, mu_url_t *purl)
{
int rc;
char *exp = NULL;
if (strcmp (name, "#") == 0)
{
if (!prev_url)
{
mu_error (_("No previous file"));
return -1;
}
else
{
rc = mu_url_dup (prev_url, purl);
if (rc)
mu_diag_funcall (MU_DIAG_ERROR, "mu_url_dup", exp, rc);
return rc;
}
}
if (secondary_url && strcmp (name, "@") == 0)
{
rc = mu_url_dup (secondary_url, purl);
if (rc)
mu_diag_funcall (MU_DIAG_ERROR, "mu_url_dup",
mu_url_to_string (secondary_url), rc);
return rc;
}
if (strcmp (name, "&") == 0)
{
name = getenv ("MBOX");
if (!name)
{
mu_error (_("MBOX environment variable not set"));
return MU_ERR_FAILURE;
}
/* else fall through */
}
rc = mu_mailbox_expand_name (name, &exp);
if (rc)
mu_error (_("Failed to expand %s: %s"), name, mu_strerror (rc));
rc = mu_url_create (purl, exp);
if (rc)
mu_diag_funcall (MU_DIAG_ERROR, "mu_url_create", exp, rc);
free (exp);
return rc;
}
/*
* fi[le] [file]
* fold[er] [file]
*/
int
mail_file (int argc, char **argv)
{
if (argc == 1)
{
mail_summary (0, NULL);
}
else if (argc == 2)
{
/* switch folders */
mu_url_t url, tmp_url;
mu_mailbox_t newbox = NULL;
int status;
if (mail_expand_name (argv[1], &url))
return 1;
status = mu_mailbox_create_from_url (&newbox, url);
if (status)
{
mu_error(_("Cannot create mailbox %s: %s"),
mu_url_to_string (url),
mu_strerror (status));
mu_url_destroy (&url);
return 1;
}
mu_mailbox_attach_ticket (newbox);
if ((status = mu_mailbox_open (newbox, MU_STREAM_RDWR)) != 0)
{
mu_error(_("Cannot open mailbox %s: %s"),
mu_url_to_string (url), mu_strerror (status));
mu_mailbox_destroy (&newbox);
return 1;
}
page_invalidate (1); /* Invalidate current page map */
mu_mailbox_get_url (mbox, &url);
mu_url_dup (url, &tmp_url);
if (mail_mbox_close ())
{
mu_url_destroy (&tmp_url);
mu_mailbox_close (newbox);
mu_mailbox_destroy (&newbox);
return 1;
}
mu_url_destroy (&prev_url);
prev_url = tmp_url;
mbox = newbox;
mu_mailbox_messages_count (mbox, &total);
set_cursor (1);
if (mailvar_is_true (mailvar_name_header))
{
util_do_command ("summary");
util_do_command ("headers");
}
return 0;
}
else
{
mu_error (_("%s takes only one argument"), argv[0]);
}
return 1;
}
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