613 lines
16 KiB
PHP
613 lines
16 KiB
PHP
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<?php
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/*
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This code is part of GOsa (https://gosa.gonicus.de)
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Copyright (C) 2004 Cajus Pollmeier
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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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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* Manages terminal server settings for Samba 3.
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*
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* @package modules
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* @author Cajus Pollmeier
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*/
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/**
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* File header
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*/
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define ("SAMBA_MUNGEDDIAL_FILEHEADER",
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"5000");
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/**
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* File header for old format.
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*/
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define ("SAMBA_MUNGEDDIAL_FILEHEADER_OLD",
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"6d000800200020002000200020002000".
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"20002000200020002000200020002000".
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"20002000200020002000200064000100".
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"20002000200020002000200020002000".
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"50001000");
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/**
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* Manages terminal server settings for Samba 3.
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*
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* @author Cajus Pollmeier
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* @package modules
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*/
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class sambaMungedDial
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{
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/* Terminal server variables (samba3) */
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public $ctx= array(
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'CtxCfgPresent' => '551e0bb0',
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'CtxCfgFlags1' => '00e00010',
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'CtxCallback' => '',
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'CtxShadow' => '01000000',
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'CtxMaxConnectionTime' => '',
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'CtxMaxDisconnectionTime' => '',
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'CtxMaxIdleTime' => '',
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'CtxKeyboardLayout' => '',
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'CtxMinEncryptionLevel' => '00',
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'CtxWorkDirectory' => '',
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'CtxNWLogonServer' => '',
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'CtxWFHomeDir' => '',
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'CtxWFHomeDirDrive' => '',
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'CtxWFProfilePath' => '',
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'CtxInitialProgram' => '',
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'CtxCallbackNumber' => '');
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/* attribute list for save action */
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public $ctxattributes= array("CtxCfgPresent", "CtxCfgFlags1", "CtxCallback",
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"CtxShadow", "CtxMaxConnectionTime", "CtxMaxDisconnectionTime",
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"CtxMaxIdleTime", "CtxKeyboardLayout", "CtxMinEncryptionLevel",
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"CtxWorkDirectory", "CtxNWLogonServer", "CtxWFHomeDir",
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"CtxWFHomeDirDrive", "CtxWFProfilePath", "CtxInitialProgram",
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"CtxCallbackNumber");
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/* These parameters are treated as strings and get a trailing zero */
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private $stringParams= array( "CtxWorkDirectory", "CtxNWLogonServer",
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"CtxWFHomeDir", "CtxWFHomeDirDrive",
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"CtxWFProfilePath", "CtxInitialProgram", "CtxCallbackNumber");
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/* These parameters are treated as time values and get converted */
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private $timeParams= array("CtxMaxConnectionTime", "CtxMaxDisconnectionTime", "CtxMaxIdleTime");
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private $old_behavior= false;
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/** strhex */
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function strhex($string)
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{
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$hex="";
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for ($i=0; $i<strlen($string); $i++) {
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$hex.= dechex(ord($string[$i]));
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}
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return ($hex);
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}
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/** hexstr */
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function hexstr($hex)
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{
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$string="";
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for ($i=0; $i<strlen($hex)-1; $i+=2) {
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$string.= chr(hexdec($hex[$i].$hex[$i+1]));
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}
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return ($string);
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}
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/** endian */
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function endian($src)
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{
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return (substr($src, 2, 2).substr($src, 0, 2));
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}
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/** genTime */
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function genTime ($minutes)
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{
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$usec= (int) ($minutes * 60 * 1000);
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$src= sprintf('%04x%04x', $usec & 0x0FFFF, ($usec & 0x0FFFF0000) >> 16);
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return (sambaMungedDial::endian(substr($src, 0, 4)).sambaMungedDial::endian(substr($src, 4, 4)));
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}
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/** readTime */
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function readTime ($time)
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{
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$lo= substr($time, 0, 4);
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$hi= substr($time, 4, 4);
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$usecs= (hexdec(substr($lo, 2, 2)) * 256 + hexdec(substr($lo, 0, 2))) +
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(hexdec(substr($hi, 2 ,2)) * 256 + hexdec(substr($hi, 0, 2))) * 256 * 256;
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return ((int)($usecs / (60 * 1000)));
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}
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/** to8bit */
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function to8bit($string)
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{
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$result= "";
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/* Strip zeros */
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for ($i= 0; $i<strlen($string); $i++){
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if ($string[$i] != chr(0)){
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$result.= $string[$i];
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}
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}
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return ($result);
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}
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/** Checks if this is a valid Samba path. */
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function is_samba_path($path)
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{
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if ($path == ""){
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return (TRUE);
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}
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if (!preg_match('/^[a-z0-9%\\\\_.:+-\\\\$]+$/i', $path)){
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return (FALSE);
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}
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return preg_match ("/\\\\.+$/", $path);
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}
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/** Encode full MungedDial-String */
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function encode_munged ($params)
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{
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/* Walk through the parameters and convert them */
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$result= sambaMungedDial::hexstr(SAMBA_MUNGEDDIAL_FILEHEADER);
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// CHANGED: We need to insert the number of attributes right after SAMBA_MUNGEDDIAL_FILEHEADER.
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$counter= 0;
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$result_tmp= "";
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foreach ($params as $paramName => $paramValue) {
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/* String parameter? */
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if (in_array($paramName, $this->stringParams)){
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$isString= TRUE;
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$paramValue= sambaMungedDial::strhex($paramValue.chr(0).chr(0));
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} else {
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$isString= FALSE;
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}
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/* Time parameter? */
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if (in_array($paramName, $this->timeParams)){
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$paramValue= sambaMungedDial::genTime($paramValue);
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}
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$result_tmp.= sambaMungedDial::munge($paramName, $paramValue, $isString);
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$counter++;
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}
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// First add the number of attributes
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$result.= sambaMungedDial::hexstr(sprintf("%02x00", $counter));
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// Then the usual stuff
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$result.= $result_tmp;
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return ($result);
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}
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/** Setup parameter given by paramName to MungedDial-Format */
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function munge($paramName, $paramValue, $isString)
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{
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$result= "";
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/* Encode paramName to UTF-16 */
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if (function_exists("recode")){
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$utfName= recode("ISO8859-15..UTF-16", $paramName);
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} else {
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$utfName= iconv("ISO8859-15", "UTF-16BE", $paramName);
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}
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/* Set parameter length, high and low byte */
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$paramLen= strlen($utfName);
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$result.= chr($paramLen & 0x0FF);
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$result.= chr(($paramLen & 0x0FF00) >> 8);
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/* String parameters have additional trailing bytes */
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$valueLen= strlen($paramValue);
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$result.= chr($valueLen & 0x0FF);
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$result.= chr(($valueLen & 0x0FF00) >> 8);
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/* Length fields have a trailing '01' appended by the UTF-16 converted name */
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$result.= chr(1);
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$result.= $utfName;
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/* Parameter is padded with '00' */
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$result.= chr(0);
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$result.= $paramValue;
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/* Append a trailing '00' to string parameters */
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if ($isString && (strlen($paramValue) & 1)){
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$result.= chr(0);
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}
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return ($result);
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}
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/** Takes a base64-encoded MungedDial-String and returns an array of included parameters and values */
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function decode_munged($munge)
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{
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$result= array();
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/*
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* Remove base64 encoding and skip SAMBA_MUNGEDDIAL_FILEHEADER.
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* The '4' is added, because the SAMBA_MUNGEDDIAL_FILEHEADER has been stripped by 4 chars.
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* This is the number of attributes following - we don't need this at read time, only when writing.
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*/
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if(substr(base64_decode($munge),0,2)=="6d") {
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$this->old_behavior=true;
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}
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$ctxField="";
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if($this->old_behavior==true) {
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$ctxField= substr(base64_decode($munge), (strlen(SAMBA_MUNGEDDIAL_FILEHEADER_OLD)) / 2);
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} else {
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$ctxField= substr(base64_decode($munge), (strlen(SAMBA_MUNGEDDIAL_FILEHEADER)+4) / 2);
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}
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/* Decode parameters */
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while ($ctxField!=""){
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/* Read value lengths */
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$ctxParmNameLength= ord($ctxField[0]) + 16 * ord($ctxField[1]);
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$ctxParmLength= ord($ctxField[2]) + 16 * ord($ctxField[3]);
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/* Reposition ctxField on start of parameter name, read parameter name */
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$ctxField= substr($ctxField, 6);
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$ctxParmName= sambaMungedDial::to8bit(substr($ctxField, 0, $ctxParmNameLength));
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/* Reposition ctxField on start of parameter */
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$ctxField= substr($ctxField, $ctxParmNameLength);
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$ctxParm= substr($ctxField, 0, $ctxParmLength);
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/* If string parameter, convert */
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if (in_array($ctxParmName, $this->stringParams)){
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$ctxParm= sambaMungedDial::hexstr($ctxParm);
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}
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/* If time parameter, convert */
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if (in_array($ctxParmName, $this->timeParams)){
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$ctxParm= sambaMungedDial::readTime($ctxParm);
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}
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/* Assign in result array */
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$result[$ctxParmName]= trim($ctxParm);
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/* Reposition ctxField on end of parameter and continue */
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$ctxField= substr($ctxField, $ctxParmLength);
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}
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return ($result);
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}
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/** function takes a base64-encoded sambaMungedDial */
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function load ($mungedDial)
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{
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$this->ctx= $this->decode_munged($mungedDial);
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}
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/** Returns ready-to-run mungedDialString to be filled into ldap */
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function getMunged ()
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{
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// Do extra check for valid timeParams (they must be set to 0 if disabled)
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foreach($this->timeParams as $value) {
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if(!isset($this->ctx[$value])) {
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$this->ctx[$value]= 0;
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}
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}
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$result= base64_encode($this->encode_munged($this->ctx));
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return $result;
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}
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/** Returns array of flags, which can be set on-demand with activated java-script */
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function getOnDemandFlags ()
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{
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$result= array();
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foreach ($this->timeParams as $value) {
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$result[$value."Mode"]= "";
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}
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$result['CtxInitialProgramMode'] = "";
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return $result;
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}
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/** Gets Terminal-Server-Login value: enabled/disabled */
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function getTsLogin ()
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{
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$flags= ord(substr($this->ctx['CtxCfgFlags1'], 5, 1));
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if ($flags & 1) {
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$result= false;
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} else {
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$result= true;
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}
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return $result;
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}
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/** Sets Terminal-Server-Login value: enabled/disabled */
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function setTsLogin ($checked)
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{
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$flag= substr($this->ctx['CtxCfgFlags1'], 5, 1);
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if ($checked) {
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$flag|= 1;
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} else {
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$flag&= 0xFE;
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}
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$this->ctx['CtxCfgFlags1'][5]= sprintf('%1x', $flag);
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}
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/** gets Broken-Connection value: disconnect/reset */
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function getBrokenConn ()
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{
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$flags= ord(substr($this->ctx['CtxCfgFlags1'], 5, 1));
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if ($flags & 4) {
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$result= "1";
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} else {
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$result= "0";
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}
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return $result;
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}
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/** sets Broken-Connection value: disconnect/reset */
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function setBrokenConn ($checked)
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{
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$flag= substr($this->ctx['CtxCfgFlags1'], 5, 1);
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if ($checked) {
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$flag|= 4;
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} else {
|
||
|
|
$flag&= 0xFB;
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->ctx['CtxCfgFlags1'][5]= sprintf('%1x', $flag);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** gets Reconnection value: from any client/from previous client only */
|
||
|
|
function getReConn ()
|
||
|
|
{
|
||
|
|
$flags= ord(substr($this->ctx['CtxCfgFlags1'], 5, 1));
|
||
|
|
if ($flags & 2) {
|
||
|
|
$result= "1";
|
||
|
|
} else {
|
||
|
|
$result= "0";
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** sets Reconnection value: from any client/from previous client only */
|
||
|
|
function setReConn ($checked)
|
||
|
|
{
|
||
|
|
$flag= substr($this->ctx['CtxCfgFlags1'], 5, 1);
|
||
|
|
|
||
|
|
if ($checked) {
|
||
|
|
$flag|= 2;
|
||
|
|
} else {
|
||
|
|
$flag&= 0xFD;
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->ctx['CtxCfgFlags1'][5]= sprintf('%1x', $flag);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** gets Inherit-config-from-client value: enabled/disabled */
|
||
|
|
function getInheritMode ()
|
||
|
|
{
|
||
|
|
if (substr($this->ctx['CtxCfgFlags1'], 6, 1) == "1") {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** sets Inherit-config-from-client value: enabled/disabled */
|
||
|
|
function setInheritMode ($checked)
|
||
|
|
{
|
||
|
|
if ($checked) {
|
||
|
|
$this->ctx['CtxCfgFlags1'][6]= "1";
|
||
|
|
} else {
|
||
|
|
$this->ctx['CtxCfgFlags1'][6]= "0";
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/** gets shadow value (enum): 0-4
|
||
|
|
0: disabled
|
||
|
|
1: input on, notify on
|
||
|
|
2: input on, notify off
|
||
|
|
3: input off, notify on
|
||
|
|
4: input off, notify off
|
||
|
|
*/
|
||
|
|
function getShadow ()
|
||
|
|
{
|
||
|
|
if($this->old_behavior==true) {
|
||
|
|
$result= substr($this->ctx['CtxCfgFlags1'], 1, 1);
|
||
|
|
} else {
|
||
|
|
$result= substr($this->ctx['CtxShadow'], 1, 1);
|
||
|
|
}
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** sets shadow value */
|
||
|
|
function setShadow ($checked, $value)
|
||
|
|
{
|
||
|
|
if ($checked) {
|
||
|
|
if($this->old_behavior==true) {
|
||
|
|
// We need to reset the old setting
|
||
|
|
$this->ctx['CtxCfgFlags1'][1]= sprintf('%1X', $value);
|
||
|
|
}
|
||
|
|
$this->ctx['CtxShadow'][1]= sprintf('%1x', $value);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/** gets connect-client-drive-at-logon value: enabled/disabled */
|
||
|
|
function getConnectClientDrives ()
|
||
|
|
{
|
||
|
|
$connections= hexdec(substr($this->ctx['CtxCfgFlags1'], 2, 1));
|
||
|
|
if ($connections & 8) {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** sets connect-client-drive-at-logon value: enabled/disabled */
|
||
|
|
function setConnectClientDrives ($checked)
|
||
|
|
{
|
||
|
|
$flag= hexdec(substr($this->ctx['CtxCfgFlags1'], 2, 1));
|
||
|
|
if ($checked) {
|
||
|
|
$flag|= 8;
|
||
|
|
} else {
|
||
|
|
$flag&= 0xF7;
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->ctx['CtxCfgFlags1'][2]= sprintf('%1x', $flag);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** gets connect-client-printers-at-logon value: enabled/disabled */
|
||
|
|
function getConnectClientPrinters ()
|
||
|
|
{
|
||
|
|
$connections= hexdec(substr($this->ctx['CtxCfgFlags1'], 2, 1));
|
||
|
|
if ($connections & 4) {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** sets connect-client-printers-at-logon value: enabled/disabled */
|
||
|
|
function setConnectClientPrinters ($checked)
|
||
|
|
{
|
||
|
|
$flag= hexdec(substr($this->ctx['CtxCfgFlags1'], 2, 1));
|
||
|
|
|
||
|
|
if ($checked) {
|
||
|
|
$flag|= 4;
|
||
|
|
} else {
|
||
|
|
$flag&= 0xFB;
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->ctx['CtxCfgFlags1'][2]= sprintf('%1x', $flag);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** gets set-client-printer-to-default value: enabled/disabled */
|
||
|
|
function getDefaultPrinter ()
|
||
|
|
{
|
||
|
|
$connections= hexdec(substr($this->ctx['CtxCfgFlags1'], 2, 1));
|
||
|
|
if ($connections & 2) {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** sets set-client-printer-to-default value: enabled/disabled */
|
||
|
|
function setDefaultPrinter ($checked)
|
||
|
|
{
|
||
|
|
$flag= hexdec(substr($this->ctx['CtxCfgFlags1'], 2, 1));
|
||
|
|
|
||
|
|
if ($checked) {
|
||
|
|
$flag|= 2;
|
||
|
|
} else {
|
||
|
|
$flag&= 0xFD;
|
||
|
|
}
|
||
|
|
|
||
|
|
$this->ctx['CtxCfgFlags1'][2]= sprintf('%1x', $flag);
|
||
|
|
}
|
||
|
|
|
||
|
|
/** SMARTY: gets the checkbox state of "Connection" */
|
||
|
|
function getCtxMaxConnectionTimeF ()
|
||
|
|
{
|
||
|
|
// Connection Time is 0 if disabled
|
||
|
|
if (isset($this->ctx['CtxMaxConnectionTime']) && ($this->ctx['CtxMaxConnectionTime'] != 0)) {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** SMARTY: sets the checkbox "Connection" to unchecked */
|
||
|
|
function setCtxMaxConnectionTimeF ($checked)
|
||
|
|
{
|
||
|
|
if ($checked) {
|
||
|
|
unset ($this->ctx['CtxMaxConnectionTime']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/** SMARTY: gets the checkbox state of "Disconnection" */
|
||
|
|
function getCtxMaxDisconnectionTimeF ()
|
||
|
|
{
|
||
|
|
// Connection Time is 0 if disabled
|
||
|
|
if (isset($this->ctx['CtxMaxDisconnectionTime']) && ($this->ctx['CtxMaxDisconnectionTime'] != 0)) {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** SMARTY: sets the checkbox "Disconnection" to unchecked */
|
||
|
|
function setCtxMaxDisconnectionTimeF ($checked)
|
||
|
|
{
|
||
|
|
if ($checked) {
|
||
|
|
unset ($this->ctx['CtxMaxDisconnectionTime']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/** SMARTY: gets the checkbox state of "Idle" */
|
||
|
|
function getCtxMaxIdleTimeF ()
|
||
|
|
{
|
||
|
|
// Connection Time is 0 if disabled
|
||
|
|
if (isset($this->ctx['CtxMaxIdleTime']) && ($this->ctx['CtxMaxIdleTime'] != 0)) {
|
||
|
|
$result= true;
|
||
|
|
} else {
|
||
|
|
$result= false;
|
||
|
|
}
|
||
|
|
|
||
|
|
return $result;
|
||
|
|
}
|
||
|
|
|
||
|
|
/** SMARTY: sets the checkbox "Idle" to unchecked */
|
||
|
|
function setCtxMaxIdleTimeF ($checked)
|
||
|
|
{
|
||
|
|
if ($checked) {
|
||
|
|
unset ($this->ctx['CtxMaxIdleTime']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
?>
|