mirror of
https://gitlab.easter-eggs.com/ee/ldapsaisie.git
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220 lines
7.4 KiB
PHP
220 lines
7.4 KiB
PHP
<?php
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/*******************************************************************************
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* Copyright (C) 2007 Easter-eggs
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* http://ldapsaisie.labs.libre-entreprise.org
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*
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* Author: See AUTHORS file in top-level directory.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License version 2
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* as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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******************************************************************************/
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/**
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* Ldap attribute type password
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*
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*/
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class LSattr_ldap_password extends LSattr_ldap {
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var $clearPassword = NULL;
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/**
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* Return the display value of this attribute
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*
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* @param[in] $data mixed The value of this attribute
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*
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* @retval mixed The display value of this attribute
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*/
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function getDisplayValue($data) {
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return '********';
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}
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/**
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* Return the value of this attribute to be stocked
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*
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* Note : Password encoding was strongly inspired of the project phpLdapAdmin.
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* URL : http://phpldapadmin.sourceforge.net/
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*
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* @param[in] $data mixed The attribute value
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*
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* @retval mixed The value of this attribute to be stocked
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*/
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function getUpdateData($data) {
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$this -> clearPassword = $data[0];
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$data=array();
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$data[]=$this -> encodePassword($this -> clearPassword);
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// Wildcard Password
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if (isset($this -> config['ldap_options']['wildcardPassword'])) {
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if(!is_array($this -> config['ldap_options']['wildcardPassword'])) {
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$data[]=$this -> encodePassword($this -> config['ldap_options']['wildcardPassword']);
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}
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else {
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foreach($this -> config['ldap_options']['wildcardPassword'] as $pwd) {
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$data[]=$this -> encodePassword($pwd);
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}
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}
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}
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// Wildcard Password already encoded
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if (isset($this -> config['ldap_options']['encodedWildcardPassword'])) {
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if(!is_array($this -> config['ldap_options']['encodedWildcardPassword'])) {
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$data[]=$this -> config['ldap_options']['encodedWildcardPassword'];
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}
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else {
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$data=array_merge($data,$this -> config['ldap_options']['encodedWildcardPassword']);
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}
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}
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return $data;
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}
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/**
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* Encode the password
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*
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* Note : Password encoding was strongly inspired of the project phpLdapAdmin.
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* URL : http://phpldapadmin.sourceforge.net/
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*
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* @param[in] $clearPassword string The clear password
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*
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* @retval strinf The encode password
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*/
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function encodePassword($clearPassword) {
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if (isset($this -> config['ldap_options']['encode_function']) || $this -> config['ldap_options']['encode']=='function') {
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if (!is_callable($this -> config['ldap_options']['encode_function'])) {
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$this -> config['ldap_options']['encode'] = 'clear';
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LSerror :: addErrorCode('LSattr_ldap_password_02',$this -> config['ldap_options']['encode_function']);
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}
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else {
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$this -> config['ldap_options']['encode'] = 'function';
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}
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}
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elseif (!$this -> config['ldap_options']['encode']) {
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$this -> config['ldap_options']['encode'] = 'md5crypt';
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}
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switch($this -> config['ldap_options']['encode']) {
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case 'crypt':
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if ($this -> config['ldap_options']['no_random_crypt_salt']) {
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return '{CRYPT}' . crypt($clearPassword,substr($clearPassword,0,2));
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}
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else {
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return '{CRYPT}' . crypt($clearPassword,$this -> getSalt(2));
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}
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break;
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case 'ext_des':
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if ( ! defined( 'CRYPT_EXT_DES' ) || CRYPT_EXT_DES == 0 ) {
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LSerror :: addErrorCode('LSattr_ldap_password_01','ext_des');
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}
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else {
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return '{CRYPT}' . crypt( $clearPassword, '_' . $this -> getSalt(8) );
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}
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break;
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case 'blowfish':
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if( ! defined( 'CRYPT_BLOWFISH' ) || CRYPT_BLOWFISH == 0 ) {
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LSerror :: addErrorCode('LSattr_ldap_password_01','blowfish');
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}
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else {
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return '{CRYPT}' . crypt( $clearPassword, '$2a$12$' . $this -> getSalt(13) );
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}
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break;
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case 'sha':
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if( function_exists('sha1') ) {
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return '{SHA}' . base64_encode( pack( 'H*' , sha1( $clearPassword ) ) );
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}
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elseif( function_exists( 'mhash' ) ) {
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return '{SHA}' . base64_encode( mhash( MHASH_SHA1, $clearPassword ) );
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} else {
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LSerror :: addErrorCode('LSattr_ldap_password_01','sha');
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}
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break;
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case 'ssha':
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if( function_exists( 'mhash' ) && function_exists( 'mhash_keygen_s2k' ) ) {
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mt_srand( (double) microtime() * 1000000 );
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$salt = mhash_keygen_s2k( MHASH_SHA1, $clearPassword, substr( pack( "h*", md5( mt_rand() ) ), 0, 8 ), 4 );
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return "{SSHA}".base64_encode( mhash( MHASH_SHA1, $clearPassword.$salt ).$salt );
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}
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else {
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LSerror :: addErrorCode('LSattr_ldap_password_01','ssha');
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}
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break;
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case 'smd5':
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if( function_exists( 'mhash' ) && function_exists( 'mhash_keygen_s2k' ) ) {
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mt_srand( (double) microtime() * 1000000 );
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$salt = mhash_keygen_s2k( MHASH_MD5, $password_clear, substr( pack( "h*", md5( mt_rand() ) ), 0, 8 ), 4 );
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return "{SMD5}".base64_encode( mhash( MHASH_MD5, $password_clear.$salt ).$salt );
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}
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else {
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LSerror :: addErrorCode('LSattr_ldap_password_01','smd5');
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}
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break;
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case 'md5':
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return '{MD5}' . base64_encode( pack( 'H*' , md5( $clearPassword ) ) );
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break;
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case 'md5crypt':
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if( ! defined( 'CRYPT_MD5' ) || CRYPT_MD5 == 0 ) {
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LSerror :: addErrorCode('LSattr_ldap_password_01','md5crypt');
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}
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else {
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return '{CRYPT}'.crypt($clearPassword,'$1$'.$this -> getSalt().'$');
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}
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break;
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case 'clear':
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return $clearPassword;
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break;
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case 'function':
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return $this -> config['ldap_options']['encode_function']($this -> attribute -> ldapObject, $clearPassword);
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break;
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}
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LSerror :: addErrorCode('LSattr_ldap_password_01',$this -> config['ldap_options']['encode']);
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return $clearPassword;
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}
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/**
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* Return salt (random string)
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*
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* @param[in] integer Number of caracters in this salt
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*
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* @retval string A salt
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*/
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function getSalt($length=8) {
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$pattern = "1234567890abcdefghijklmnopqrstuvwxyz";
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$key = $pattern{rand(0,35)};
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for($i=1;$i<$length;$i++)
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{
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$key .= $pattern{rand(0,35)};
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}
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return $key;
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}
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/**
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* Return the password in clear text
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*
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* @retval string The password in clear text
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*/
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function getClearPassword() {
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return $this -> clearPassword;
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}
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}
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/**
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* Error Codes
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**/
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LSerror :: defineError('LSattr_ldap_password_01',
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_("LSattr_ldap_password : Encoding type %{type} is not supported. This password will be stored in clear text.")
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);
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LSerror :: defineError('LSattr_ldap_password_02',
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_("LSattr_ldap_password : Encoding function %{function} is not callable. This password will be stored in clear text.")
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);
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?>
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