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<?php /* * This file is part of the Symfony package. * * (c) Fabien Potencier <[email protected]> * * 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; /** * Compresses values using gzdeflate(). * * @author Nicolas Grekas <[email protected]> */ class DeflateMarshaller implements MarshallerInterface { private $marshaller; public function __construct(MarshallerInterface $marshaller) { if (!\function_exists('gzdeflate')) { throw new CacheException('The "zlib" PHP extension is not loaded.'); } $this->marshaller = $marshaller; } /** * {@inheritdoc} */ public function marshall(array $values, ?array &$failed): array { return array_map('gzdeflate', $this->marshaller->marshall($values, $failed)); } /** * {@inheritdoc} */ public function unmarshall(string $value) { if (false !== $inflatedValue = @gzinflate($value)) { $value = $inflatedValue; } return $this->marshaller->unmarshall($value); } }