Current File : //opt/cloudlinux/alt-php53/root/usr/share/pear/Symfony/Component/Form/NativeRequestHandler.php
<?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;
use Symfony\Component\Form\Exception\UnexpectedTypeException;
/**
* A request handler using PHP's super globals $_GET, $_POST and $_SERVER.
*
* @author Bernhard Schussek <bschussek@gmail.com>
*/
class NativeRequestHandler implements RequestHandlerInterface
{
/**
* The allowed keys of the $_FILES array.
*
* @var array
*/
private static $fileKeys = array(
'error',
'name',
'size',
'tmp_name',
'type',
);
/**
* {@inheritdoc}
*/
public function handleRequest(FormInterface $form, $request = null)
{
if (null !== $request) {
throw new UnexpectedTypeException($request, 'null');
}
$name = $form->getName();
$method = $form->getConfig()->getMethod();
if ($method !== self::getRequestMethod()) {
return;
}
if ('GET' === $method) {
if ('' === $name) {
$data = $_GET;
} else {
// Don't submit GET requests if the form's name does not exist
// in the request
if (!isset($_GET[$name])) {
return;
}
$data = $_GET[$name];
}
} else {
$fixedFiles = array();
foreach ($_FILES as $name => $file) {
$fixedFiles[$name] = self::stripEmptyFiles(self::fixPhpFilesArray($file));
}
if ('' === $name) {
$params = $_POST;
$files = $fixedFiles;
} elseif (array_key_exists($name, $_POST) || array_key_exists($name, $fixedFiles)) {
$default = $form->getConfig()->getCompound() ? array() : null;
$params = array_key_exists($name, $_POST) ? $_POST[$name] : $default;
$files = array_key_exists($name, $fixedFiles) ? $fixedFiles[$name] : $default;
} else {
// Don't submit the form if it is not present in the request
return;
}
if (is_array($params) && is_array($files)) {
$data = array_replace_recursive($params, $files);
} else {
$data = $params ?: $files;
}
}
// Don't auto-submit the form unless at least one field is present.
if ('' === $name && count(array_intersect_key($data, $form->all())) <= 0) {
return;
}
$form->submit($data, 'PATCH' !== $method);
}
/**
* Returns the method used to submit the request to the server.
*
* @return string The request method.
*/
private static function getRequestMethod()
{
$method = isset($_SERVER['REQUEST_METHOD'])
? strtoupper($_SERVER['REQUEST_METHOD'])
: 'GET';
if ('POST' === $method && isset($_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE'])) {
$method = strtoupper($_SERVER['HTTP_X_HTTP_METHOD_OVERRIDE']);
}
return $method;
}
/**
* Fixes a malformed PHP $_FILES array.
*
* PHP has a bug that the format of the $_FILES array differs, depending on
* whether the uploaded file fields had normal field names or array-like
* field names ("normal" vs. "parent[child]").
*
* This method fixes the array to look like the "normal" $_FILES array.
*
* It's safe to pass an already converted array, in which case this method
* just returns the original array unmodified.
*
* This method is identical to {@link Symfony\Component\HttpFoundation\FileBag::fixPhpFilesArray}
* and should be kept as such in order to port fixes quickly and easily.
*
* @param array $data
*
* @return array
*/
private static function fixPhpFilesArray($data)
{
if (!is_array($data)) {
return $data;
}
$keys = array_keys($data);
sort($keys);
if (self::$fileKeys !== $keys || !isset($data['name']) || !is_array($data['name'])) {
return $data;
}
$files = $data;
foreach (self::$fileKeys as $k) {
unset($files[$k]);
}
foreach (array_keys($data['name']) as $key) {
$files[$key] = self::fixPhpFilesArray(array(
'error' => $data['error'][$key],
'name' => $data['name'][$key],
'type' => $data['type'][$key],
'tmp_name' => $data['tmp_name'][$key],
'size' => $data['size'][$key]
));
}
return $files;
}
/**
* Sets empty uploaded files to NULL in the given uploaded files array.
*
* @param mixed $data The file upload data.
*
* @return array|null Returns the stripped upload data.
*/
private static function stripEmptyFiles($data)
{
if (!is_array($data)) {
return $data;
}
$keys = array_keys($data);
sort($keys);
if (self::$fileKeys === $keys) {
if (UPLOAD_ERR_NO_FILE === $data['error']) {
return null;
}
return $data;
}
foreach ($data as $key => $value) {
$data[$key] = self::stripEmptyFiles($value);
}
return $data;
}
}
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