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- <?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\Encoder;
- use Symfony\Component\Serializer\Exception\NotEncodableValueException;
- /**
- * Decodes JSON data.
- *
- * @author Sander Coolen <sander@jibber.nl>
- */
- class JsonDecode implements DecoderInterface
- {
- protected $serializer;
- /**
- * True to return the result as an associative array, false for a nested stdClass hierarchy.
- */
- public const ASSOCIATIVE = 'json_decode_associative';
- public const OPTIONS = 'json_decode_options';
- /**
- * Specifies the recursion depth.
- */
- public const RECURSION_DEPTH = 'json_decode_recursion_depth';
- private $defaultContext = [
- self::ASSOCIATIVE => false,
- self::OPTIONS => 0,
- self::RECURSION_DEPTH => 512,
- ];
- public function __construct(array $defaultContext = [])
- {
- $this->defaultContext = array_merge($this->defaultContext, $defaultContext);
- }
- /**
- * Decodes data.
- *
- * @param string $data The encoded JSON string to decode
- * @param string $format Must be set to JsonEncoder::FORMAT
- * @param array $context An optional set of options for the JSON decoder; see below
- *
- * The $context array is a simple key=>value array, with the following supported keys:
- *
- * json_decode_associative: boolean
- * If true, returns the object as an associative array.
- * If false, returns the object as nested stdClass
- * If not specified, this method will use the default set in JsonDecode::__construct
- *
- * json_decode_recursion_depth: integer
- * Specifies the maximum recursion depth
- * If not specified, this method will use the default set in JsonDecode::__construct
- *
- * json_decode_options: integer
- * Specifies additional options as per documentation for json_decode
- *
- * @return mixed
- *
- * @throws NotEncodableValueException
- *
- * @see https://php.net/json_decode
- */
- public function decode(string $data, string $format, array $context = [])
- {
- $associative = $context[self::ASSOCIATIVE] ?? $this->defaultContext[self::ASSOCIATIVE];
- $recursionDepth = $context[self::RECURSION_DEPTH] ?? $this->defaultContext[self::RECURSION_DEPTH];
- $options = $context[self::OPTIONS] ?? $this->defaultContext[self::OPTIONS];
- try {
- $decodedData = json_decode($data, $associative, $recursionDepth, $options);
- } catch (\JsonException $e) {
- throw new NotEncodableValueException($e->getMessage(), 0, $e);
- }
- if (\PHP_VERSION_ID >= 70300 && (\JSON_THROW_ON_ERROR & $options)) {
- return $decodedData;
- }
- if (\JSON_ERROR_NONE !== json_last_error()) {
- throw new NotEncodableValueException(json_last_error_msg());
- }
- return $decodedData;
- }
- /**
- * {@inheritdoc}
- */
- public function supportsDecoding(string $format)
- {
- return JsonEncoder::FORMAT === $format;
- }
- }
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