logout.php

<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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.
//
// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Deep logout page for SAML
 *
 * @package    auth_saml2
 * @copyright  Brendan Heywood <brendan@catalyst-au.net>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

require('setup.php');

// Generally this page is not used as the normla moodle logout_hook
// doe everything needed. This page is used when someone is logged
// into SAML, but not into Moodle, and needs to logout of SAML in
// order to properly re-log into Moodle. It's a rare edge case
// probably only used when configuring or testing but nice to have.

$auth = new SimpleSAML_Auth_Simple($saml2auth->spname);
$auth->logout('/');