Files
sysPass/lib/SP/Providers/Auth/Ldap/LdapUtil.php
Rubén D b640b6d695 chore(refactor): LDAP auth refactoring.
- Decouple from ldap_* native functions
- Use Laminas/Ldap library
- Use enum for interface constants
- Move LDAP interfaces to domain
- Simplify LdapActions API

Signed-off-by: Rubén D <nuxsmin@syspass.org>
2023-06-03 21:40:20 +02:00

93 lines
2.3 KiB
PHP

<?php
/*
* sysPass
*
* @author nuxsmin
* @link https://syspass.org
* @copyright 2012-2023, Rubén Domínguez nuxsmin@$syspass.org
*
* This file is part of sysPass.
*
* sysPass 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.
*
* sysPass 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 sysPass. If not, see <http://www.gnu.org/licenses/>.
*/
/** @noinspection PhpComposerExtensionStubsInspection */
namespace SP\Providers\Auth\Ldap;
/**
* Class LdapUtil
*
* @package SP\Auth\Ldap
*/
final class LdapUtil
{
/**
* Escapar carácteres especiales en el RDN de LDAP.
*
* @param string $dn con el RDN del usuario
*
* @return string
*/
public static function escapeLdapDN(string $dn): string
{
$chars = [
'/(,)(?!uid|cn|ou|dc)/i',
'/(?<!uid|cn|ou|dc)(=)/i',
'/([";<>+#\/]+)/',
'/\G(\s)/',
'/(\s)(?=\s*$)/',
];
return preg_replace($chars, '\\\1', $dn);
}
/**
* Obtener el nombre del grupo a partir del CN
*
* @param string $group
*
* @return string|null
*/
public static function getGroupName(string $group): ?string
{
if (preg_match('/^cn=(?<groupname>[^,]+),.*/i', $group, $matches)) {
return $matches['groupname'];
}
return null;
}
/**
* @param array $attributes
* @param string $value
*
* @return string
*/
public static function getAttributesForFilter(array $attributes, string $value): string
{
$value = ldap_escape($value, null, LDAP_ESCAPE_FILTER);
return implode(
'',
array_map(
static function ($attribute) use ($value) {
return sprintf('(%s=%s)', $attribute, $value);
},
$attributes
)
);
}
}