71 lines
2.4 KiB
PHP
71 lines
2.4 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Ldap
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Converter.php 17826 2009-08-26 15:01:34Z sgehrig $
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*/
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/**
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* Zend_Ldap_Converter is a collection of useful LDAP related conversion functions.
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*
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* @category Zend
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* @package Zend_Ldap
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* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Ldap_Converter
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{
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/**
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* Converts all ASCII chars < 32 to "\HEX"
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*
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* @see Net_LDAP2_Util::asc2hex32() from Benedikt Hallinger <beni@php.net>
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* @link http://pear.php.net/package/Net_LDAP2
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* @author Benedikt Hallinger <beni@php.net>
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*
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* @param string $string String to convert
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* @return string
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*/
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public static function ascToHex32($string)
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{
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for ($i = 0; $i<strlen($string); $i++) {
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$char = substr($string, $i, 1);
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if (ord($char)<32) {
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$hex = dechex(ord($char));
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if (strlen($hex) == 1) $hex = '0' . $hex;
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$string = str_replace($char, '\\' . $hex, $string);
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}
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}
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return $string;
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}
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/**
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* Converts all Hex expressions ("\HEX") to their original ASCII characters
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*
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* @see Net_LDAP2_Util::hex2asc() from Benedikt Hallinger <beni@php.net>,
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* heavily based on work from DavidSmith@byu.net
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* @link http://pear.php.net/package/Net_LDAP2
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* @author Benedikt Hallinger <beni@php.net>, heavily based on work from DavidSmith@byu.net
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*
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* @param string $string String to convert
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* @return string
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*/
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public static function hex32ToAsc($string)
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{
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$string = preg_replace("/\\\([0-9A-Fa-f]{2})/e", "''.chr(hexdec('\\1')).''", $string);
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return $string;
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}
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}
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