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<?php
/**
* Copyright 2004-2017 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 2004-2017 Horde LLC
* @license http://www.horde.org/licenses/gpl GPL
* @package Passwd
*/
/**
* A procopen implementation of the passwd system.
*
* Any script or program can be supplied as the 'program' attribute value of
* the params argument. The username, old password and new password are
* written to the stdin of the process and then the stdout and stderr of the
* process are read and combined with the exit status value and returned to
* the caller if the status code is not 0.
*
* @author Samuel Nicolary <sam@nicolary.org>
* @category Horde
* @copyright 2004-2017 Horde LLC
* @license http://www.horde.org/licenses/gpl GPL
* @package Passwd
*/
class Passwd_Driver_Procopen extends Passwd_Driver
{
/**
*/
protected function _changePassword($user, $oldpass, $newpass)
{
$descr = array(
0 => array('pipe', 'r'),
1 => array('pipe', 'w'),
2 => array('pipe', 'w')
);
$output = '';
$process = @proc_open($this->_params['program'], $descr, $pipes);
if (is_resource($process)) {
fwrite($pipes[0], "$user\n");
fwrite($pipes[0], "$oldpass\n");
fwrite($pipes[0], "$newpass\n");
fclose($pipes[0]);
while (!feof($pipes[1])) {
$output .= fgets($pipes[1], 1024);
}
fclose($pipes[1]);
while (!feof($pipes[2])) {
$output .= fgets($pipes[2], 1024);
}
fclose($pipes[2]);
$return_value = proc_close($process);
} else {
$return_value = -1;
}
$output .= " (Exit Status: $return_value)";
if ($return_value != 0) {
throw new Passwd_Exception($output);
}
}
}
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