nextcloud/apps/user_ldap/settings.php

<?php

/**
 * ownCloud - user_ldap
 *
 * @author Dominik Schmidt
 * @copyright 2011 Dominik Schmidt dev@dominik-schmidt.de
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
 * License as published by the Free Software Foundation; either
 * version 3 of the License, or any later version.
 *
 * This library 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 AFFERO GENERAL PUBLIC LICENSE for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this library.  If not, see <http://www.gnu.org/licenses/>.
 *
 */

OC_Util::checkAdminUser();

$params = array('ldap_host', 'ldap_port', 'ldap_backup_host',
				'ldap_backup_port', 'ldap_override_main_server', 'ldap_dn',
				'ldap_agent_password', 'ldap_base', 'ldap_base_users',
				'ldap_base_groups', 'ldap_userlist_filter',
				'ldap_login_filter', 'ldap_group_filter', 'ldap_display_name',
				'ldap_group_display_name', 'ldap_tls',
				'ldap_turn_off_cert_check', 'ldap_nocase', 'ldap_quota_def',
				'ldap_quota_attr', 'ldap_email_attr',
				'ldap_group_member_assoc_attribute', 'ldap_cache_ttl',
				'home_folder_naming_rule'
				);

OCP\Util::addscript('user_ldap', 'settings');
OCP\Util::addstyle('user_ldap', 'settings');

// fill template
$tmpl = new OCP\Template('user_ldap', 'settings');

$prefixes = \OCA\user_ldap\lib\Helper::getServerConfigurationPrefixes();
$scoHtml = '';
$i = 1;
$sel = ' selected';
foreach($prefixes as $prefix) {
	$scoHtml .= '<option value="'.$prefix.'"'.$sel.'>'.$i++.'. Server</option>';
	$sel = '';
}
if(count($prefixes) == 0) {
	$scoHtml .= '<option value="" selected>1. Server</option>';
}
$tmpl->assign('serverConfigurationOptions', $scoHtml);

// assign default values
if(!isset($ldap)) {
	$ldap = new \OCA\user_ldap\lib\Connection();
}
$defaults = $ldap->getDefaults();
foreach($defaults as $key => $default) {
    $tmpl->assign($key.'_default', $default);
}

// $tmpl->assign();

return $tmpl->fetchPage();