<?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\Form\Util;
use Symfony\Component\HttpFoundation\RequestStack;
/**
* @author Bernhard Schussek <bschussek@gmail.com>
class ServerParams
{
private $requestStack;
public function __construct(RequestStack $requestStack = null)
$this->requestStack = $requestStack;
}
* Returns true if the POST max size has been exceeded in the request.
* @return bool
public function hasPostMaxSizeBeenExceeded()
$contentLength = $this->getContentLength();
$maxContentLength = $this->getPostMaxSize();
return $maxContentLength && $contentLength > $maxContentLength;
* Returns maximum post size in bytes.
* @return null|int The maximum post size in bytes
public function getPostMaxSize()
$iniMax = strtolower($this->getNormalizedIniPostMaxSize());
if ('' === $iniMax) {
return;
$max = ltrim($iniMax, '+');
if (0 === strpos($max, '0x')) {
$max = intval($max, 16);
} elseif (0 === strpos($max, '0')) {
$max = intval($max, 8);
} else {
$max = (int) $max;
switch (substr($iniMax, -1)) {
case 't': $max *= 1024;
case 'g': $max *= 1024;
case 'm': $max *= 1024;
case 'k': $max *= 1024;
return $max;
* Returns the normalized "post_max_size" ini setting.
* @return string
public function getNormalizedIniPostMaxSize()
return strtoupper(trim(ini_get('post_max_size')));
* Returns the content length of the request.
* @return mixed The request content length
public function getContentLength()
if (null !== $this->requestStack && null !== $request = $this->requestStack->getCurrentRequest()) {
return $request->server->get('CONTENT_LENGTH');
return isset($_SERVER['CONTENT_LENGTH'])
? (int) $_SERVER['CONTENT_LENGTH']
: null;