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<?php
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<?php
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/*
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/*
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 * VtsLDAPUtils - Simple LDAP helper functions
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 * VtsLDAPUtils - Simple LDAP helper functions
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 * Copyright 2021 - 2023 Daniel Marschall, ViaThinkSoft
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 * Copyright 2021 - 2023 Daniel Marschall, ViaThinkSoft
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 * Revision: 2023-04-09
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 * Revision: 2023-11-30
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 *
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 * You may obtain a copy of the License at
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 *
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 *
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                        ldap_close($this->conn);
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                        ldap_close($this->conn);
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                        $this->conn = null;
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                        $this->conn = null;
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                }
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                }
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        }
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        }
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        public function connect($cfg_ldap_server, $cfg_ldap_port) {
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        public function connect($cfg_ldap_server, $cfg_ldap_port=389) {
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                $this->disconnect();
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                $this->disconnect();
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                // Connect to the server
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                // Connect to the server
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                if (!empty($cfg_ldap_port)) {
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                if (strpos($cfg_ldap_server, '://') !== false) {
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                        if (!($ldapconn = @ldap_connect($cfg_ldap_server, $cfg_ldap_port))) throw new Exception(self::_L('Cannot connect to LDAP server'));
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                        // e.g. ldap://hostname:port or ldaps://hostname:port
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                        $uri = $cfg_ldap_server;
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                } else {
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                } else {
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                        if (!($ldapconn = @ldap_connect($cfg_ldap_server))) throw new Exception(self::_L('Cannot connect to LDAP server'));
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                        $secure = ($cfg_ldap_port == 636) || ($cfg_ldap_port == 3268) || ($cfg_ldap_port == 3269);
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                        $schema = $secure ? 'ldaps' : 'ldap';
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                        $uri =  $schema . '://' . $cfg_ldap_server . ':' . $cfg_ldap_port;
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                }
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                }
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                if (!($ldapconn = @ldap_connect($uri))) throw new Exception(self::_L('Cannot connect to LDAP server'));
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                ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
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                ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
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                ldap_set_option($ldapconn, LDAP_OPT_REFERRALS, 0);
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                ldap_set_option($ldapconn, LDAP_OPT_REFERRALS, 0);
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                $this->conn = $ldapconn;
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                $this->conn = $ldapconn;
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        }
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        }