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AutoMapper.php
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AutoMapper.php
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<?php
declare(strict_types=1);
namespace AutoMapper;
use AutoMapper\Exception\NoMappingFoundException;
use AutoMapper\Generator\MapperGenerator;
use AutoMapper\Generator\Shared\ClassDiscriminatorResolver;
use AutoMapper\Loader\ClassLoaderInterface;
use AutoMapper\Loader\EvalLoader;
use AutoMapper\Loader\FileLoader;
use AutoMapper\Metadata\MetadataRegistry;
use AutoMapper\Symfony\ExpressionLanguageProvider;
use AutoMapper\Transformer\PropertyTransformer\PropertyTransformerInterface;
use AutoMapper\Transformer\PropertyTransformer\PropertyTransformerRegistry;
use AutoMapper\Transformer\TransformerFactoryInterface;
use Doctrine\Common\Annotations\AnnotationReader;
use Symfony\Component\ExpressionLanguage\ExpressionLanguage;
use Symfony\Component\Serializer\Mapping\ClassDiscriminatorFromClassMetadata;
use Symfony\Component\Serializer\Mapping\Factory\ClassMetadataFactory;
use Symfony\Component\Serializer\Mapping\Loader\AnnotationLoader;
use Symfony\Component\Serializer\Mapping\Loader\AttributeLoader;
use Symfony\Component\Serializer\NameConverter\AdvancedNameConverterInterface;
/**
* Maps a source data structure (object or array) to a target one.
*
* @author Joel Wurtz <jwurtz@jolicode.com>
*/
class AutoMapper implements AutoMapperInterface, AutoMapperRegistryInterface
{
public const VERSION = '9.0.0-DEV';
public const VERSION_ID = 90000;
public const MAJOR_VERSION = 9;
public const MINOR_VERSION = 0;
public const RELEASE_VERSION = 0;
public const EXTRA_VERSION = 'DEV';
/** @var array<GeneratedMapper<object, object>|GeneratedMapper<array<mixed>, object>|GeneratedMapper<object, array<mixed>>> */
private array $mapperRegistry = [];
public function __construct(
private readonly ClassLoaderInterface $classLoader,
private readonly PropertyTransformerRegistry $propertyTransformerRegistry,
private readonly MetadataRegistry $metadataRegistry,
private readonly ?ExpressionLanguageProvider $expressionLanguageProvider = null,
) {
}
/**
* @template Source of object
* @template Target of object
*
* @param class-string<Source>|'array' $source
* @param class-string<Target>|'array' $target
*
* @return ($source is class-string ? ($target is 'array' ? MapperInterface<Source, array<mixed>> : MapperInterface<Source, Target>) : MapperInterface<array<mixed>, Target>)
*/
public function getMapper(string $source, string $target): MapperInterface
{
$metadata = $this->metadataRegistry->getMapperMetadata($source, $target);
$className = $metadata->className;
if (\array_key_exists($className, $this->mapperRegistry)) {
/** @var GeneratedMapper<Source, Target>|GeneratedMapper<array<mixed>, Target>|GeneratedMapper<Source, array<mixed>> */
return $this->mapperRegistry[$className];
}
if (!class_exists($className)) {
$this->classLoader->loadClass($metadata);
}
/** @var GeneratedMapper<Source, Target>|GeneratedMapper<array<mixed>, Target>|GeneratedMapper<Source, array<mixed>> $mapper */
$mapper = new $className();
$this->mapperRegistry[$className] = $mapper;
$mapper->injectMappers($this);
$mapper->setPropertyTransformers($this->propertyTransformerRegistry->getPropertyTransformers());
if (null !== $this->expressionLanguageProvider) {
$mapper->setExpressionLanguageProvider($this->expressionLanguageProvider);
}
/** @var GeneratedMapper<Source, Target>|GeneratedMapper<array<mixed>, Target>|GeneratedMapper<Source, array<mixed>> */
return $this->mapperRegistry[$className];
}
public function map(array|object $source, string|array|object $target, array $context = []): array|object|null
{
$sourceType = $targetType = null;
if (\is_object($source)) {
/** @var class-string<object> $sourceType */
$sourceType = $source::class;
} elseif (\is_array($source)) {
$sourceType = 'array';
}
if (\is_object($target)) {
$targetType = $target::class;
$context[MapperContext::TARGET_TO_POPULATE] = $target;
} elseif (\is_array($target)) {
$targetType = 'array';
$context[MapperContext::TARGET_TO_POPULATE] = $target;
} elseif (\is_string($target)) {
$targetType = $target;
}
if ('array' === $sourceType && 'array' === $targetType) {
throw new NoMappingFoundException('Cannot map this value, both source and target are array.');
}
return $this->getMapper($sourceType, $targetType)->map($source, $context);
}
/**
* @param TransformerFactoryInterface[] $transformerFactories
* @param iterable<string, PropertyTransformerInterface> $propertyTransformers
*/
public static function create(
Configuration $configuration = new Configuration(),
string $cacheDirectory = null,
AdvancedNameConverterInterface $nameConverter = null,
array $transformerFactories = [],
iterable $propertyTransformers = [],
ExpressionLanguageProvider $expressionLanguageProvider = null,
): self {
if (class_exists(AttributeLoader::class)) {
$loaderClass = new AttributeLoader();
} elseif (class_exists(AnnotationReader::class) && class_exists(AnnotationLoader::class)) {
$loaderClass = new AnnotationLoader(new AnnotationReader());
} else {
$loaderClass = null;
}
$expressionLanguage = new ExpressionLanguage();
if (null !== $expressionLanguageProvider) {
$expressionLanguage->registerProvider($expressionLanguageProvider);
}
$classMetadataFactory = null;
$classDiscriminatorFromClassMetadata = null;
if (class_exists(ClassMetadataFactory::class) && $loaderClass !== null) {
$classMetadataFactory = new ClassMetadataFactory($loaderClass);
$classDiscriminatorFromClassMetadata = new ClassDiscriminatorFromClassMetadata($classMetadataFactory);
}
$customTransformerRegistry = new PropertyTransformerRegistry($propertyTransformers);
$metadataRegistry = MetadataRegistry::create($configuration, $customTransformerRegistry, $transformerFactories, $classMetadataFactory, $nameConverter, $expressionLanguage);
$mapperGenerator = new MapperGenerator(
new ClassDiscriminatorResolver($classDiscriminatorFromClassMetadata),
$configuration,
$expressionLanguage,
);
if (null === $cacheDirectory) {
$loader = new EvalLoader($mapperGenerator, $metadataRegistry);
} else {
$loader = new FileLoader($mapperGenerator, $metadataRegistry, $cacheDirectory);
}
return new self($loader, $customTransformerRegistry, $metadataRegistry, $expressionLanguageProvider);
}
}