<?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\Serializer\Normalizer;
use Symfony\Component\ErrorHandler\Exception\FlattenException;
use Symfony\Component\Serializer\Exception\InvalidArgumentException;
/**
* Normalizes errors according to the API Problem spec (RFC 7807).
*
* @see https://tools.ietf.org/html/rfc7807
*
* @author Kévin Dunglas <dunglas@gmail.com>
* @author Yonel Ceruto <yonelceruto@gmail.com>
*/
class ProblemNormalizer implements NormalizerInterface, CacheableSupportsMethodInterface
{
public const TITLE = 'title';
public const TYPE = 'type';
public const STATUS = 'status';
private $debug;
private $defaultContext = [
self::TYPE => 'https://tools.ietf.org/html/rfc2616#section-10',
self::TITLE => 'An error occurred',
];
public function __construct(bool $debug = false, array $defaultContext = [])
{
$this->debug = $debug;
$this->defaultContext = $defaultContext + $this->defaultContext;
}
/**
* {@inheritdoc}
*/
public function normalize(mixed $object, string $format = null, array $context = []): array
{
if (!$object instanceof FlattenException) {
throw new InvalidArgumentException(sprintf('The object must implement "%s".', FlattenException::class));
}
$context += $this->defaultContext;
$debug = $this->debug && ($context['debug'] ?? true);
$data = [
self::TYPE => $context['type'],
self::TITLE => $context['title'],
self::STATUS => $context['status'] ?? $object->getStatusCode(),
'detail' => $debug ? $object->getMessage() : $object->getStatusText(),
];
if ($debug) {
$data['class'] = $object->getClass();
$data['trace'] = $object->getTrace();
}
return $data;
}
/**
* {@inheritdoc}
*
* @param array $context
*/
public function supportsNormalization(mixed $data, string $format = null /* , array $context = [] */): bool
{
return $data instanceof FlattenException;
}
/**
* {@inheritdoc}
*/
public function hasCacheableSupportsMethod(): bool
{
return true;
}
}