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FormErrorNormalizer.php
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FormErrorNormalizer.php
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<?php
/*
* This file is part of the FOSRestBundle package.
*
* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace FOS\RestBundle\Serializer\Normalizer;
use Symfony\Component\Form\FormInterface;
use Symfony\Component\Serializer\Normalizer\NormalizerInterface;
/**
* Normalizes invalid Form instances.
*
* @author Guilhem N. <guilhem.niot@gmail.com>
*
* @internal
*/
class FormErrorNormalizer implements NormalizerInterface
{
/**
* {@inheritdoc}
*/
public function normalize($object, $format = null, array $context = []): array
{
return [
'code' => isset($context['status_code']) ? $context['status_code'] : null,
'message' => 'Validation Failed',
'errors' => $this->convertFormToArray($object),
];
}
/**
* {@inheritdoc}
*/
public function supportsNormalization($data, $format = null, array $context = []): bool
{
return $data instanceof FormInterface && $data->isSubmitted() && !$data->isValid();
}
/**
* This code has been taken from JMSSerializer.
*/
private function convertFormToArray(FormInterface $data): array
{
$form = $errors = [];
foreach ($data->getErrors() as $error) {
$errors[] = $error->getMessage();
}
if ($errors) {
$form['errors'] = $errors;
}
$children = [];
foreach ($data->all() as $child) {
if ($child instanceof FormInterface) {
$children[$child->getName()] = $this->convertFormToArray($child);
}
}
if ($children) {
$form['children'] = $children;
}
return $form;
}
public function getSupportedTypes(?string $format): array
{
return [
FormInterface::class => false,
];
}
}