logout.php

<?php

/* Copyright (C) 2014-2021 Bontiv <prog.bontiv@gmail.com>
 *
 * 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 3 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/>.
 */

/**
 *    \file       htdocs/saml/template/login.php
 *    \ingroup    saml
 *    \brief      Home page of saml top menu
 */

define('NOLOGIN', true);
define('NOCSRFCHECK', true);

// Load Dolibarr environment
$res = 0;
// Try main.inc.php into web root known defined into CONTEXT_DOCUMENT_ROOT (not always defined)
if (!$res && !empty($_SERVER["CONTEXT_DOCUMENT_ROOT"])) $res = @include($_SERVER["CONTEXT_DOCUMENT_ROOT"] . "/main.inc.php");
// Try main.inc.php into web root detected using web root calculated from SCRIPT_FILENAME
$tmp = empty($_SERVER['SCRIPT_FILENAME']) ? '' : $_SERVER['SCRIPT_FILENAME'];
$tmp2 = realpath(__FILE__);
$i = strlen($tmp) - 1;
$j = strlen($tmp2) - 1;
while ($i > 0 && $j > 0 && isset($tmp[$i]) && isset($tmp2[$j]) && $tmp[$i] == $tmp2[$j]) {
    $i--;
    $j--;
}
if (!$res && $i > 0 && file_exists(substr($tmp, 0, ($i + 1)) . "/main.inc.php")) $res = @include(substr($tmp, 0, ($i + 1)) . "/main.inc.php");
if (!$res && $i > 0 && file_exists(dirname(substr($tmp, 0, ($i + 1))) . "/main.inc.php")) $res = @include(dirname(substr($tmp, 0, ($i + 1))) . "/main.inc.php");
// Try main.inc.php using relative path
if (!$res && file_exists("../main.inc.php")) $res = @include("../main.inc.php");
if (!$res && file_exists("../../main.inc.php")) $res = @include("../../main.inc.php");
if (!$res && file_exists("../../../main.inc.php")) $res = @include("../../../main.inc.php");
if (!$res) die("Include of main fails");

require_once DOL_DOCUMENT_ROOT . '/core/class/html.formfile.class.php';
require_once 'lib/autoload.php';

/** @var \OneLogin\Saml2\Auth $login */
$login = get_saml();

$login->logout(DOL_MAIN_URL_ROOT);