#! /usr/local/bin/php
<?php
/*
 * Copyright (C) 2003-2004 Pawel Foremski <pjf@gna.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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 ***
 *
 * $Id: badrcptto.php,v 1.1 2004/07/06 17:19:24 pavcio Exp $
 *
 */


/*** configuration ***/

/* full path to badrcptto file */
$badrcptto_file = '/var/qmail/control/badrcptto';

/*********************/

error_reporting(0);

if ($_ENV['NOBADRCPTTO'] !== NULL)  exit(); /* plugin disabled */

/* read badrcptto file */
if (!file_exists($badrcptto_file)) exit("E451 badrcptto file does not exist (#4.3.0)\n");
if (($badrcptto = file($badrcptto_file)) === FALSE) exit("E451 badrcptto file read error (#4.3.0)\n");
if (!count($badrcptto)) exit(); /* file empty */

/* search */
foreach ($badrcptto as $line) {
    $line = trim($line);
    switch ($line[0]) {
        case '#': continue;            /* skip comments */
        case '@': $line = '*' . $line; /* just to be qmail-badmailfrom-compatible */
    }

    if (fnmatch($line, $_ENV['SMTPRCPTTO'])) {
        fwrite(STDERR, "invalid RCPT TO address: $_ENV[SMTPRCPTTO]\n");
        exit("E553 sorry, your envelope recipient is in my badrcptto list (#5.7.1)\n");
    }
}

?>