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Diffstat (limited to 'platform/www/lib/plugins/authad/adLDAP/classes/adLDAPUtils.php')
| -rw-r--r-- | platform/www/lib/plugins/authad/adLDAP/classes/adLDAPUtils.php | 268 |
1 files changed, 268 insertions, 0 deletions
diff --git a/platform/www/lib/plugins/authad/adLDAP/classes/adLDAPUtils.php b/platform/www/lib/plugins/authad/adLDAP/classes/adLDAPUtils.php new file mode 100644 index 0000000..6f94fe2 --- /dev/null +++ b/platform/www/lib/plugins/authad/adLDAP/classes/adLDAPUtils.php @@ -0,0 +1,268 @@ +<?php +/** + * PHP LDAP CLASS FOR MANIPULATING ACTIVE DIRECTORY + * Version 4.0.4 + * + * PHP Version 5 with SSL and LDAP support + * + * Written by Scott Barnett, Richard Hyland + * email: scott@wiggumworld.com, adldap@richardhyland.com + * http://adldap.sourceforge.net/ + * + * Copyright (c) 2006-2012 Scott Barnett, Richard Hyland + * + * We'd appreciate any improvements or additions to be submitted back + * to benefit the entire community :) + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License. + * + * 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 + * Lesser General Public License for more details. + * + * @category ToolsAndUtilities + * @package adLDAP + * @subpackage Utils + * @author Scott Barnett, Richard Hyland + * @copyright (c) 2006-2012 Scott Barnett, Richard Hyland + * @license http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html LGPLv2.1 + * @revision $Revision: 97 $ + * @version 4.0.4 + * @link http://adldap.sourceforge.net/ + */ +require_once(dirname(__FILE__) . '/../adLDAP.php'); + +/** +* UTILITY FUNCTIONS +*/ +class adLDAPUtils { + const ADLDAP_VERSION = '4.0.4'; + + /** + * The current adLDAP connection via dependency injection + * + * @var adLDAP + */ + protected $adldap; + + public function __construct(adLDAP $adldap) { + $this->adldap = $adldap; + } + + + /** + * Take an LDAP query and return the nice names, without all the LDAP prefixes (eg. CN, DN) + * + * @param array $groups + * @return array + */ + public function niceNames($groups) + { + + $groupArray = array(); + for ($i=0; $i<$groups["count"]; $i++){ // For each group + $line = $groups[$i]; + + if (strlen($line)>0) { + // More presumptions, they're all prefixed with CN= + // so we ditch the first three characters and the group + // name goes up to the first comma + $bits=explode(",", $line); + $groupArray[] = substr($bits[0], 3, (strlen($bits[0])-3)); + } + } + return $groupArray; + } + + /** + * Escape characters for use in an ldap_create function + * + * @param string $str + * @return string + */ + public function escapeCharacters($str) { + $str = str_replace(",", "\,", $str); + return $str; + } + + /** + * Escape strings for the use in LDAP filters + * + * DEVELOPERS SHOULD BE DOING PROPER FILTERING IF THEY'RE ACCEPTING USER INPUT + * Ported from Perl's Net::LDAP::Util escape_filter_value + * + * @param string $str The string the parse + * @author Port by Andreas Gohr <andi@splitbrain.org> + * @return string + */ + public function ldapSlashes($str) { + // see https://github.com/adldap/adLDAP/issues/22 + return preg_replace_callback( + '/([\x00-\x1F\*\(\)\\\\])/', + function ($matches) { + return "\\".join("", unpack("H2", $matches[1])); + }, + $str + ); + } + /** + * Converts a string GUID to a hexdecimal value so it can be queried + * + * @param string $strGUID A string representation of a GUID + * @return string + */ + public function strGuidToHex($strGUID) + { + $strGUID = str_replace('-', '', $strGUID); + + $octet_str = '\\' . substr($strGUID, 6, 2); + $octet_str .= '\\' . substr($strGUID, 4, 2); + $octet_str .= '\\' . substr($strGUID, 2, 2); + $octet_str .= '\\' . substr($strGUID, 0, 2); + $octet_str .= '\\' . substr($strGUID, 10, 2); + $octet_str .= '\\' . substr($strGUID, 8, 2); + $octet_str .= '\\' . substr($strGUID, 14, 2); + $octet_str .= '\\' . substr($strGUID, 12, 2); + //$octet_str .= '\\' . substr($strGUID, 16, strlen($strGUID)); + for ($i=16; $i<=(strlen($strGUID)-2); $i++) { + if (($i % 2) == 0) { + $octet_str .= '\\' . substr($strGUID, $i, 2); + } + } + + return $octet_str; + } + + /** + * Convert a binary SID to a text SID + * + * @param string $binsid A Binary SID + * @return string + */ + public function getTextSID($binsid) { + $hex_sid = bin2hex($binsid); + $rev = hexdec(substr($hex_sid, 0, 2)); + $subcount = hexdec(substr($hex_sid, 2, 2)); + $auth = hexdec(substr($hex_sid, 4, 12)); + $result = "$rev-$auth"; + + for ($x=0;$x < $subcount; $x++) { + $subauth[$x] = + hexdec($this->littleEndian(substr($hex_sid, 16 + ($x * 8), 8))); + $result .= "-" . $subauth[$x]; + } + + // Cheat by tacking on the S- + return 'S-' . $result; + } + + /** + * Converts a little-endian hex number to one that hexdec() can convert + * + * @param string $hex A hex code + * @return string + */ + public function littleEndian($hex) + { + $result = ''; + for ($x = strlen($hex) - 2; $x >= 0; $x = $x - 2) { + $result .= substr($hex, $x, 2); + } + return $result; + } + + /** + * Converts a binary attribute to a string + * + * @param string $bin A binary LDAP attribute + * @return string + */ + public function binaryToText($bin) + { + $hex_guid = bin2hex($bin); + $hex_guid_to_guid_str = ''; + for($k = 1; $k <= 4; ++$k) { + $hex_guid_to_guid_str .= substr($hex_guid, 8 - 2 * $k, 2); + } + $hex_guid_to_guid_str .= '-'; + for($k = 1; $k <= 2; ++$k) { + $hex_guid_to_guid_str .= substr($hex_guid, 12 - 2 * $k, 2); + } + $hex_guid_to_guid_str .= '-'; + for($k = 1; $k <= 2; ++$k) { + $hex_guid_to_guid_str .= substr($hex_guid, 16 - 2 * $k, 2); + } + $hex_guid_to_guid_str .= '-' . substr($hex_guid, 16, 4); + $hex_guid_to_guid_str .= '-' . substr($hex_guid, 20); + return strtoupper($hex_guid_to_guid_str); + } + + /** + * Converts a binary GUID to a string GUID + * + * @param string $binaryGuid The binary GUID attribute to convert + * @return string + */ + public function decodeGuid($binaryGuid) + { + if ($binaryGuid === null){ return "Missing compulsory field [binaryGuid]"; } + + $strGUID = $this->binaryToText($binaryGuid); + return $strGUID; + } + + /** + * Convert a boolean value to a string + * You should never need to call this yourself + * + * @param bool $bool Boolean value + * @return string + */ + public function boolToStr($bool) + { + return ($bool) ? 'TRUE' : 'FALSE'; + } + + /** + * Convert 8bit characters e.g. accented characters to UTF8 encoded characters + */ + public function encode8Bit(&$item, $key) { + $encode = false; + if (is_string($item)) { + for ($i=0; $i<strlen($item); $i++) { + if (ord($item[$i]) >> 7) { + $encode = true; + } + } + } + if ($encode === true && $key != 'password') { + $item = utf8_encode($item); + } + } + + /** + * Get the current class version number + * + * @return string + */ + public function getVersion() { + return self::ADLDAP_VERSION; + } + + /** + * Round a Windows timestamp down to seconds and remove the seconds between 1601-01-01 and 1970-01-01 + * + * @param long $windowsTime + * @return long $unixTime + */ + public static function convertWindowsTimeToUnixTime($windowsTime) { + $unixTime = round($windowsTime / 10000000) - 11644477200; + return $unixTime; + } +} + +?> |