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<?php
/**
* Copyright 2000-2017 Horde LLC (http://www.horde.org/)
*
* See the enclosed file COPYING for license information (GPL). If you
* did not receive this file, see http://www.horde.org/licenses/gpl.
*
* @category Horde
* @copyright 2000-2017 Horde LLC
* @license http://www.horde.org/licenses/gpl GPL
* @package Passwd
*/
/**
* An expect implementation of the passwd system.
*
* @author Gaudenz Steinlin <gaudenz@soziologie.ch>
* @category Horde
* @copyright 2000-2017 Horde LLC
* @license http://www.horde.org/licenses/gpl GPL
* @package Passwd
*/
class Passwd_Driver_Expect extends Passwd_Driver
{
/**
*/
protected function _changePassword($user, $oldpass, $newpass)
{
// Sanity checks.
if (!@is_executable($this->_params['program'])) {
throw new Passwd_Exception(sprintf(_("%s does not exist or is not executable."), $this->_params['program']));
}
// Temporary logfile for error messages.
$log = Horde::getTempFile('passwd');
// Open expect script for writing.
$prog = 'LANG=C LC_ALL=C ' . $this->_params['program'] .
' -f ' . escapeshellarg($this->_params['script']) .
' -- ' . $this->_params['params'] . ' -log ' . escapeshellarg($log);
$exp = @popen($prog, 'w');
@fwrite($exp, $user . "\n");
@fwrite($exp, $oldpass . "\n");
@fwrite($exp, $newpass . "\n");
if (@pclose($exp)) {
$errormsg = implode(' ', @file($log));
@unlink($log);
if ($errormsg) {
throw new Passwd_Exception($errormsg);
}
}
}
}
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