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File Content: `Serializer.php`

<?php

declare(strict_types=1);

namespace JMS\Serializer;

use JMS\Serializer\ContextFactory\DefaultDeserializationContextFactory;
use JMS\Serializer\ContextFactory\DefaultSerializationContextFactory;
use JMS\Serializer\ContextFactory\DeserializationContextFactoryInterface;
use JMS\Serializer\ContextFactory\SerializationContextFactoryInterface;
use JMS\Serializer\Exception\InvalidArgumentException;
use JMS\Serializer\Exception\RuntimeException;
use JMS\Serializer\Exception\UnsupportedFormatException;
use JMS\Serializer\GraphNavigator\Factory\GraphNavigatorFactoryInterface;
use JMS\Serializer\Type\Parser;
use JMS\Serializer\Type\ParserInterface;
use JMS\Serializer\Visitor\Factory\DeserializationVisitorFactory;
use JMS\Serializer\Visitor\Factory\SerializationVisitorFactory;
use Metadata\MetadataFactoryInterface;

/**
 * Serializer Implementation.
 *
 * @author Johannes M. Schmitt <schmittjoh@gmail.com>
 */
final class Serializer implements SerializerInterface, ArrayTransformerInterface
{
    /**
     * @var MetadataFactoryInterface
     */
    private $factory;

    /**
     * @var ParserInterface
     */
    private $typeParser;

    /**
     * @var SerializationVisitorFactory[]
     */
    private $serializationVisitors;

    /**
     * @var DeserializationVisitorFactory[]
     */
    private $deserializationVisitors;

    /**
     * @var SerializationContextFactoryInterface
     */
    private $serializationContextFactory;

    /**
     * @var DeserializationContextFactoryInterface
     */
    private $deserializationContextFactory;

    /**
     * @var GraphNavigatorFactoryInterface[]
     */
    private $graphNavigators;

    /**
     * @param GraphNavigatorFactoryInterface[] $graphNavigators
     * @param SerializationVisitorFactory[] $serializationVisitors
     * @param DeserializationVisitorFactory[] $deserializationVisitors
     */
    public function __construct(
        MetadataFactoryInterface $factory,
        array $graphNavigators,
        array $serializationVisitors,
        array $deserializationVisitors,
        ?SerializationContextFactoryInterface $serializationContextFactory = null,
        ?DeserializationContextFactoryInterface $deserializationContextFactory = null,
        ?ParserInterface $typeParser = null
    ) {
        $this->factory = $factory;
        $this->graphNavigators = $graphNavigators;
        $this->serializationVisitors = $serializationVisitors;
        $this->deserializationVisitors = $deserializationVisitors;

        $this->typeParser = $typeParser ?? new Parser();

        $this->serializationContextFactory = $serializationContextFactory ?: new DefaultSerializationContextFactory();
        $this->deserializationContextFactory = $deserializationContextFactory ?: new DefaultDeserializationContextFactory();
    }

    /**
     * Parses a direction string to one of the direction constants.
     */
    public static function parseDirection(string $dirStr): int
    {
        switch (strtolower($dirStr)) {
            case 'serialization':
                return GraphNavigatorInterface::DIRECTION_SERIALIZATION;

            case 'deserialization':
                return GraphNavigatorInterface::DIRECTION_DESERIALIZATION;

            default:
                throw new InvalidArgumentException(sprintf('The direction "%s" does not exist.', $dirStr));
        }
    }

    private function findInitialType(?string $type, SerializationContext $context): ?string
    {
        if (null !== $type) {
            return $type;
        } elseif ($context->hasAttribute('initial_type')) {
            return $context->getAttribute('initial_type');
        }

        return null;
    }

    private function getNavigator(int $direction): GraphNavigatorInterface
    {
        if (!isset($this->graphNavigators[$direction])) {
            throw new RuntimeException(
                sprintf(
                    'Can not find a graph navigator for the direction "%s".',
                    GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction ? 'serialization' : 'deserialization',
                ),
            );
        }

        return $this->graphNavigators[$direction]->getGraphNavigator();
    }

    private function getVisitor(int $direction, string $format): VisitorInterface
    {
        $factories = GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction
            ? $this->serializationVisitors
            : $this->deserializationVisitors;

        if (!isset($factories[$format])) {
            throw new UnsupportedFormatException(
                sprintf(
                    'The format "%s" is not supported for %s.',
                    $format,
                    GraphNavigatorInterface::DIRECTION_SERIALIZATION === $direction ? 'serialization' : 'deserialization',
                ),
            );
        }

        return $factories[$format]->getVisitor();
    }

    /**
     * {@InheritDoc}
     */
    public function serialize($data, string $format, ?SerializationContext $context = null, ?string $type = null): string
    {
        if (null === $context) {
            $context = $this->serializationContextFactory->createSerializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_SERIALIZATION, $format);
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_SERIALIZATION);

        $type = $this->findInitialType($type, $context);

        $result = $this->visit($navigator, $visitor, $context, $data, $format, $type);

        $context->close();

        return $visitor->getResult($result);
    }

    /**
     * {@InheritDoc}
     */
    public function deserialize(string $data, string $type, string $format, ?DeserializationContext $context = null)
    {
        if (null === $context) {
            $context = $this->deserializationContextFactory->createDeserializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_DESERIALIZATION, $format);
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_DESERIALIZATION);

        $result = $this->visit($navigator, $visitor, $context, $data, $format, $type);

        $context->close();

        return $visitor->getResult($result);
    }

    /**
     * {@InheritDoc}
     */
    public function toArray($data, ?SerializationContext $context = null, ?string $type = null): array
    {
        if (null === $context) {
            $context = $this->serializationContextFactory->createSerializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_SERIALIZATION, 'json');
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_SERIALIZATION);

        $type = $this->findInitialType($type, $context);
        $result = $this->visit($navigator, $visitor, $context, $data, 'json', $type);
        $result = $this->convertArrayObjects($result);

        if (!\is_array($result)) {
            throw new RuntimeException(sprintf(
                'The input data of type "%s" did not convert to an array, but got a result of type "%s".',
                \is_object($data) ? \get_class($data) : \gettype($data),
                \is_object($result) ? \get_class($result) : \gettype($result),
            ));
        }

        return $result;
    }

    /**
     * {@InheritDoc}
     */
    public function fromArray(array $data, string $type, ?DeserializationContext $context = null)
    {
        if (null === $context) {
            $context = $this->deserializationContextFactory->createDeserializationContext();
        }

        $visitor = $this->getVisitor(GraphNavigatorInterface::DIRECTION_DESERIALIZATION, 'json');
        $navigator = $this->getNavigator(GraphNavigatorInterface::DIRECTION_DESERIALIZATION);

        return $this->visit($navigator, $visitor, $context, $data, 'json', $type, false);
    }

    /**
     * @param mixed $data
     *
     * @return mixed
     */
    private function visit(GraphNavigatorInterface $navigator, VisitorInterface $visitor, Context $context, $data, string $format, ?string $type = null, bool $prepare = true)
    {
        $context->initialize(
            $format,
            $visitor,
            $navigator,
            $this->factory,
        );

        $visitor->setNavigator($navigator);
        $navigator->initialize($visitor, $context);

        if ($prepare) {
            $data = $visitor->prepare($data);
        }

        if (null !== $type) {
            $type = $this->typeParser->parse($type);
        }

        return $navigator->accept($data, $type);
    }

    /**
     * @param mixed $data
     *
     * @return mixed
     */
    private function convertArrayObjects($data)
    {
        if ($data instanceof \ArrayObject || $data instanceof \stdClass) {
            $data = (array) $data;
        }

        if (\is_array($data)) {
            foreach ($data as $k => $v) {
                $data[$k] = $this->convertArrayObjects($v);
            }
        }

        return $data;
    }
}

Name	Size	Permission
Accessor	---	0755
Annotation	---	0755
Builder	---	0755
Construction	---	0755
ContextFactory	---	0755
EventDispatcher	---	0755
Exception	---	0755
Exclusion	---	0755
Expression	---	0755
GraphNavigator	---	0755
Handler	---	0755
Metadata	---	0755
Naming	---	0755
Ordering	---	0755
Twig	---	0755
Type	---	0755
Visitor	---	0755
AbstractVisitor.php	3185 bytes	0644
ArrayTransformerInterface.php	917 bytes	0644
Context.php	6262 bytes	0644
DeserializationContext.php	775 bytes	0644
Functions.php	414 bytes	0644
GraphNavigator.php	1077 bytes	0644
GraphNavigatorInterface.php	1104 bytes	0644
JsonDeserializationStrictVisitor.php	4085 bytes	0644
JsonDeserializationVisitor.php	6617 bytes	0644
JsonSerializationVisitor.php	5062 bytes	0644
NullAwareVisitorInterface.php	346 bytes	0644
SerializationContext.php	3475 bytes	0644
Serializer.php	9062 bytes	0644
SerializerBuilder.php	21521 bytes	0644
SerializerInterface.php	768 bytes	0644
VisitorInterface.php	938 bytes	0644
XmlDeserializationVisitor.php	19740 bytes	0644
XmlSerializationVisitor.php	20830 bytes	0644

File Content: Serializer.php

File Content: `Serializer.php`