vendor/symfony/cache/Marshaller/DefaultMarshaller.php line 26
<?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\Cache\Marshaller;use Symfony\Component\Cache\Exception\CacheException;/*** Serializes/unserializes values using igbinary_serialize() if available, serialize() otherwise.** @author Nicolas Grekas <p@tchwork.com>*/class DefaultMarshaller implements MarshallerInterface{private bool $useIgbinarySerialize = true;private bool $throwOnSerializationFailure = false;public function __construct(bool $useIgbinarySerialize = null, bool $throwOnSerializationFailure = false){if (null === $useIgbinarySerialize) {$useIgbinarySerialize = \extension_loaded('igbinary') && version_compare('3.1.6', phpversion('igbinary'), '<=');} elseif ($useIgbinarySerialize && (!\extension_loaded('igbinary') || version_compare('3.1.6', phpversion('igbinary'), '>'))) {throw new CacheException(\extension_loaded('igbinary') ? 'Please upgrade the "igbinary" PHP extension to v3.1.6 or higher.' : 'The "igbinary" PHP extension is not loaded.');}$this->useIgbinarySerialize = $useIgbinarySerialize;$this->throwOnSerializationFailure = $throwOnSerializationFailure;}public function marshall(array $values, ?array &$failed): array{$serialized = $failed = [];foreach ($values as $id => $value) {try {if ($this->useIgbinarySerialize) {$serialized[$id] = igbinary_serialize($value);} else {$serialized[$id] = serialize($value);}} catch (\Exception $e) {if ($this->throwOnSerializationFailure) {throw new \ValueError($e->getMessage(), 0, $e);}$failed[] = $id;}}return $serialized;}public function unmarshall(string $value): mixed{if ('b:0;' === $value) {return false;}if ('N;' === $value) {return null;}static $igbinaryNull;if ($value === $igbinaryNull ??= \extension_loaded('igbinary') ? igbinary_serialize(null) : false) {return null;}$unserializeCallbackHandler = ini_set('unserialize_callback_func', __CLASS__.'::handleUnserializeCallback');try {if (':' === ($value[1] ?? ':')) {if (false !== $value = unserialize($value)) {return $value;}} elseif (false === $igbinaryNull) {throw new \RuntimeException('Failed to unserialize values, did you forget to install the "igbinary" extension?');} elseif (null !== $value = igbinary_unserialize($value)) {return $value;}throw new \DomainException(error_get_last() ? error_get_last()['message'] : 'Failed to unserialize values.');} catch (\Error $e) {throw new \ErrorException($e->getMessage(), $e->getCode(), \E_ERROR, $e->getFile(), $e->getLine());} finally {ini_set('unserialize_callback_func', $unserializeCallbackHandler);}}/*** @internal*/public static function handleUnserializeCallback(string $class){throw new \DomainException('Class not found: '.$class);}}