auth.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/>.

/**
 * Auth plugin "LDAP SyncPlus"
 *
 * @package    auth_ldap_syncplus
 * @copyright  2014 Alexander Bias, Ulm University <alexander.bias@uni-ulm.de>
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die;

// @codingStandardsIgnoreFile
// Let codechecker ignore this file. This code mostly re-used from auth_ldap and the problems are already there and not made by us.

global $CFG;

require_once($CFG->libdir.'/authlib.php');
require_once($CFG->libdir.'/ldaplib.php');
require_once($CFG->dirroot.'/user/lib.php');
require_once(__DIR__.'/../ldap/auth.php');
require_once(__DIR__.'/locallib.php');

class auth_plugin_ldap_syncplus extends auth_plugin_ldap {

    /**
     * Constructor with initialisation.
     */
    public function __construct() {
        $this->authtype = 'ldap_syncplus';
        $this->roleauth = 'auth_ldap';
        $this->errorlogtag = '[AUTH LDAP SYNCPLUS] ';
        $this->init_plugin($this->authtype);
    }

    /**
     * Old syntax of class constructor. Deprecated in PHP7.
     *
     * @deprecated since Moodle 3.1
     */
    public function auth_plugin_ldap_syncplus() {
        debugging('Use of class name as constructor is deprecated', DEBUG_DEVELOPER);
        self::__construct();
    }


    /**
     * Syncronizes user fron external LDAP server to moodle user table
     *
     * Sync is now using username attribute.
     *
     * Syncing users removes or suspends users that dont exists anymore in external LDAP.
     * Creates new users and updates coursecreator status of users.
     *
     * @param bool $do_updates will do pull in data updates from LDAP if relevant
     */