TranslatableNormalizer.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\Serializer\Normalizer;

use Symfony\Component\Serializer\Exception\InvalidArgumentException;
use Symfony\Component\Serializer\Exception\NotNormalizableValueException;
use Symfony\Contracts\Translation\TranslatableInterface;
use Symfony\Contracts\Translation\TranslatorInterface;
final class TranslatableNormalizer implements NormalizerInterface {
    public const NORMALIZATION_LOCALE_KEY = 'translatable_normalization_locale';
    private array $defaultContext = [
        self::NORMALIZATION_LOCALE_KEY => null,
    ];
    public function __construct(TranslatorInterface $translator, array $defaultContext = []) {
        $this->defaultContext = array_merge($this->defaultContext, $defaultContext);
    }
    
    /**
     * @throws InvalidArgumentException
     */
    public function normalize(mixed $object, ?string $format = null, array $context = []) : string {
        if (!$object instanceof TranslatableInterface) {
            throw NotNormalizableValueException::createForUnexpectedDataType(\sprintf('The object must implement the "%s".', TranslatableInterface::class), $object, [
                TranslatableInterface::class,
            ]);
        }
        return $object->trans($this->translator, $context[self::NORMALIZATION_LOCALE_KEY] ?? $this->defaultContext[self::NORMALIZATION_LOCALE_KEY]);
    }
    public function supportsNormalization(mixed $data, ?string $format = null, array $context = []) : bool {
        return $data instanceof TranslatableInterface;
    }
    public function getSupportedTypes(?string $format) : array {
        return [
            TranslatableInterface::class => true,
        ];
    }

}