settings.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/>.

/**
 * @package    auth
 * @subpackage mcae
 * @copyright  2011 Andrew "Kama" (kamasutra12@yandex.ru)
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die;

global $USER;

require_once($CFG->dirroot.'/user/profile/lib.php');
require_once($CFG->dirroot.'/auth/mcae/lib.php');

if ($hassiteconfig) { // Needs this condition or there is error on login page.
    $ADMIN->add('accounts', new admin_externalpage('cohorttoolmcae',
            get_string('auth_cohorttoolmcae', 'auth_mcae'),
            new moodle_url('/auth/mcae/convert.php')));

    $ADMIN->add('accounts', new admin_externalpage('cohortviewmcae',
            get_string('auth_cohortviewmcae', 'auth_mcae'),
            new moodle_url('/auth/mcae/view.php')));

}

if ($ADMIN->fulltree) {
    $settings->add(new admin_setting_configtextarea(
        'auth_mcae/mainrule_fld',
        get_string('auth_mainrule_fld', 'auth_mcae'),
        '', '')
    );

    // Profile field helper.
    $fldlist = array();
    $usrhelper = get_admin();

    profile_load_data($usrhelper);
    profile_load_custom_fields($usrhelper);
    $fldlist = mcae_prepare_profile_data($usrhelper);

    // Additional values for email.
    if (!empty($fldlist['email'])) {
        list($emailusername, $emaildomain) = explode("@", $fldlist['email']);

        // Email root domain.
        $emaildomainarray = explode('.', $emaildomain);
        if (count($emaildomainarray) > 2) {
            $emailrootdomain = $emaildomainarray[count($emaildomainarray) - 2].'.'.
                $emaildomainarray[count($emaildomainarray) - 1];
        } else {
            $emailrootdomain = $emaildomain;
        }
        $fldlist['email'] = array(
            'full' => $fldlist['email'],
            'username' => $emailusername,
            'domain' => $emaildomain,
            'rootdomain' => $emailrootdomain
        );
    }

    $helparray = array();
    mcae_print_profile_data($fldlist, '', $helparray);

    $helptext = implode(', ', $helparray);
    $settings->add(new admin_setting_heading(
        'auth_mcae_profile_help',
        get_string('auth_profile_help', 'auth_mcae'),
        $helptext)
    );
    $settings->add(new admin_setting_configselect(
        'auth_mcae/delim',
        get_string('auth_delim', 'auth_mcae'),
        get_string('auth_delim_help', 'auth_mcae'),
        'CR+LF',
        array('CR+LF' => 'CR+LF', 'CR' => 'CR', 'LF' => 'LF'))
    );
    $settings->add(new admin_setting_configtext(
        'auth_mcae/secondrule_fld',
        get_string('auth_secondrule_fld', 'auth_mcae'),
        '', 'n/a')
    );
    $settings->add(new admin_setting_configtextarea(
        'auth_mcae/replace_arr',
        get_string('auth_replace_arr', 'auth_mcae'),
        '', '')
    );
    $settings->add(new admin_setting_configtextarea(
        'auth_mcae/donttouchusers',
        get_string('auth_donttouchusers', 'auth_mcae'),
        '', '')
    );
    $settings->add(new admin_setting_configcheckbox(
        'auth_mcae/enableunenrol',
        get_string('auth_enableunenrol', 'auth_mcae'),
        '', 0)
    );
}