<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Process;
/**
* ProcessUtils is a bunch of utility methods.
* This class contains static methods only and is not meant to be instantiated.
* @author Martin Hasoň <martin.hason@gmail.com>
class ProcessUtils
{
* This class should not be instantiated
private function __construct()
}
* Escapes a string to be used as a shell argument.
* @param string $argument The argument that will be escaped
* @return string The escaped argument
public static function escapeArgument($argument)
//Fix for PHP bug #43784 escapeshellarg removes % from given string
//Fix for PHP bug #49446 escapeshellarg doesn't work on Windows
//@see https://bugs.php.net/bug.php?id=43784
//@see https://bugs.php.net/bug.php?id=49446
if (defined('PHP_WINDOWS_VERSION_BUILD')) {
if ('' === $argument) {
return escapeshellarg($argument);
$escapedArgument = '';
foreach (preg_split('/([%"])/i', $argument, -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE) as $part) {
if ('"' === $part) {
$escapedArgument .= '\\"';
} elseif ('%' === $part) {
$escapedArgument .= '^%';
} else {
$escapedArgument .= escapeshellarg($part);
return $escapedArgument;