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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\Bridge\Doctrine\PropertyInfo;
use Doctrine\Common\Collections\Collection;
use Doctrine\DBAL\Types\Types;
use Doctrine\ORM\EntityManagerInterface;
use Doctrine\ORM\Mapping\AssociationMapping;
use Doctrine\ORM\Mapping\ClassMetadata;
use Doctrine\ORM\Mapping\MappingException as OrmMappingException;
use Doctrine\Persistence\Mapping\MappingException;
use Symfony\Component\PropertyInfo\PropertyAccessExtractorInterface;
use Symfony\Component\PropertyInfo\PropertyListExtractorInterface;
use Symfony\Component\PropertyInfo\PropertyTypeExtractorInterface;
use Symfony\Component\PropertyInfo\Type;
/**
* Extracts data using Doctrine ORM and ODM metadata.
*
* @author Kévin Dunglas <[email protected]>
*/
class DoctrineExtractor implements PropertyListExtractorInterface, PropertyTypeExtractorInterface, PropertyAccessExtractorInterface
{
private $entityManager;
public function __construct(EntityManagerInterface $entityManager)
{
$this->entityManager = $entityManager;
}
/**
* {@inheritdoc}
*/
public function getProperties(string $class, array $context = [])
{
if (null === $metadata = $this->getMetadata($class)) {
return null;
}
$properties = array_merge($metadata->getFieldNames(), $metadata->getAssociationNames());
if ($metadata instanceof ClassMetadata && $metadata->embeddedClasses) {
$properties = array_filter($properties, function ($property) {
return !str_contains($property, '.');
});
$properties = array_merge($properties, array_keys($metadata->embeddedClasses));
}
return $properties;
}
/**
* {@inheritdoc}
*/
public function getTypes(string $class, string $property, array $context = [])
{
if (null === $metadata = $this->getMetadata($class)) {
return null;
}
if ($metadata->hasAssociation($property)) {
$class = $metadata->getAssociationTargetClass($property);
if ($metadata->isSingleValuedAssociation($property)) {
if ($metadata instanceof ClassMetadata) {
$associationMapping = $metadata->getAssociationMapping($property);
$nullable = $this->isAssociationNullable($associationMapping);
} else {
$nullable = false;
}
return [new Type(Type::BUILTIN_TYPE_OBJECT, $nullable, $class)];
}
$collectionKeyType = Type::BUILTIN_TYPE_INT;
if ($metadata instanceof ClassMetadata) {
$associationMapping = $metadata->getAssociationMapping($property);
if (isset($associationMapping['indexBy'])) {
$subMetadata = $this->entityManager->getClassMetadata($associationMapping['targetEntity']);
// Check if indexBy value is a property
$fieldName = $associationMapping['indexBy'];
if (null === ($typeOfField = $subMetadata->getTypeOfField($fieldName))) {
$fieldName = $subMetadata->getFieldForColumn($associationMapping['indexBy']);
// Not a property, maybe a column name?
if (null === ($typeOfField = $subMetadata->getTypeOfField($fieldName))) {
// Maybe the column name is the association join column?
$associationMapping = $subMetadata->getAssociationMapping($fieldName);
$indexProperty = $subMetadata->getSingleAssociationReferencedJoinColumnName($fieldName);
$subMetadata = $this->entityManager->getClassMetadata($associationMapping['targetEntity']);
// Not a property, maybe a column name?
if (null === ($typeOfField = $subMetadata->getTypeOfField($indexProperty))) {
$fieldName = $subMetadata->getFieldForColumn($indexProperty);
$typeOfField = $subMetadata->getTypeOfField($fieldName);
}
}
}
if (!$collectionKeyType = $this->getPhpType($typeOfField)) {
return null;
}
}
}
return [new Type(
Type::BUILTIN_TYPE_OBJECT,
false,
Collection::class,
true,
new Type($collectionKeyType),
new Type(Type::BUILTIN_TYPE_OBJECT, false, $class)
)];
}
if ($metadata instanceof ClassMetadata && isset($metadata->embeddedClasses[$property])) {
return [new Type(Type::BUILTIN_TYPE_OBJECT, false, $metadata->embeddedClasses[$property]['class'])];
}
if ($metadata->hasField($property)) {
$typeOfField = $metadata->getTypeOfField($property);
if (!$builtinType = $this->getPhpType($typeOfField)) {
return null;
}
$nullable = $metadata instanceof ClassMetadata && $metadata->isNullable($property);
$enumType = null;
if (null !== $enumClass = $metadata->getFieldMapping($property)['enumType'] ?? null) {
$enumType = new Type(Type::BUILTIN_TYPE_OBJECT, $nullable, $enumClass);
}
switch ($builtinType) {
case Type::BUILTIN_TYPE_OBJECT:
switch ($typeOfField) {
case Types::DATE_MUTABLE:
case Types::DATETIME_MUTABLE:
case Types::DATETIMETZ_MUTABLE:
case 'vardatetime':
case Types::TIME_MUTABLE:
return [new Type(Type::BUILTIN_TYPE_OBJECT, $nullable, 'DateTime')];
case Types::DATE_IMMUTABLE:
case Types::DATETIME_IMMUTABLE:
case Types::DATETIMETZ_IMMUTABLE:
case Types::TIME_IMMUTABLE:
return [new Type(Type::BUILTIN_TYPE_OBJECT, $nullable, 'DateTimeImmutable')];
case Types::DATEINTERVAL:
return [new Type(Type::BUILTIN_TYPE_OBJECT, $nullable, 'DateInterval')];
}
break;
case Type::BUILTIN_TYPE_ARRAY:
switch ($typeOfField) {
case 'array': // DBAL < 4
case 'json_array': // DBAL < 3
// return null if $enumType is set, because we can't determine if collectionKeyType is string or int
if ($enumType) {
return null;
}
return [new Type(Type::BUILTIN_TYPE_ARRAY, $nullable, null, true)];
case Types::SIMPLE_ARRAY:
return [new Type(Type::BUILTIN_TYPE_ARRAY, $nullable, null, true, new Type(Type::BUILTIN_TYPE_INT), $enumType ?? new Type(Type::BUILTIN_TYPE_STRING))];
}
break;
case Type::BUILTIN_TYPE_INT:
case Type::BUILTIN_TYPE_STRING:
if ($enumType) {
return [$enumType];
}
break;
}
return [new Type($builtinType, $nullable)];
}
return null;
}
/**
* {@inheritdoc}
*/
public function isReadable(string $class, string $property, array $context = [])
{
return null;
}
/**
* {@inheritdoc}
*/
public function isWritable(string $class, string $property, array $context = [])
{
if (
null === ($metadata = $this->getMetadata($class))
|| ClassMetadata::GENERATOR_TYPE_NONE === $metadata->generatorType
|| !\in_array($property, $metadata->getIdentifierFieldNames(), true)
) {
return null;
}
return false;
}
private function getMetadata(string $class): ?ClassMetadata
{
try {
return $this->entityManager->getClassMetadata($class);
} catch (MappingException|OrmMappingException $exception) {
return null;
}
}
/**
* Determines whether an association is nullable.
*
* @param array<string, mixed>|AssociationMapping $associationMapping
*
* @see https://github.com/doctrine/doctrine2/blob/v2.5.4/lib/Doctrine/ORM/Tools/EntityGenerator.php#L1221-L1246
*/
private function isAssociationNullable($associationMapping): bool
{
if (isset($associationMapping['id']) && $associationMapping['id']) {
return false;
}
if (!isset($associationMapping['joinColumns'])) {
return true;
}
$joinColumns = $associationMapping['joinColumns'];
foreach ($joinColumns as $joinColumn) {
if (isset($joinColumn['nullable']) && !$joinColumn['nullable']) {
return false;
}
}
return true;
}
/**
* Gets the corresponding built-in PHP type.
*/
private function getPhpType(string $doctrineType): ?string
{
switch ($doctrineType) {
case Types::SMALLINT:
case Types::INTEGER:
return Type::BUILTIN_TYPE_INT;
case Types::FLOAT:
return Type::BUILTIN_TYPE_FLOAT;
case Types::BIGINT:
case Types::STRING:
case Types::TEXT:
case Types::GUID:
case Types::DECIMAL:
return Type::BUILTIN_TYPE_STRING;
case Types::BOOLEAN:
return Type::BUILTIN_TYPE_BOOL;
case Types::BLOB:
case Types::BINARY:
return Type::BUILTIN_TYPE_RESOURCE;
case 'object': // DBAL < 4
case Types::DATE_MUTABLE:
case Types::DATETIME_MUTABLE:
case Types::DATETIMETZ_MUTABLE:
case 'vardatetime':
case Types::TIME_MUTABLE:
case Types::DATE_IMMUTABLE:
case Types::DATETIME_IMMUTABLE:
case Types::DATETIMETZ_IMMUTABLE:
case Types::TIME_IMMUTABLE:
case Types::DATEINTERVAL:
return Type::BUILTIN_TYPE_OBJECT;
case 'array': // DBAL < 4
case Types::SIMPLE_ARRAY:
case 'json_array': // DBAL < 3
return Type::BUILTIN_TYPE_ARRAY;
}
return null;
}
}