vendor/doctrine/orm/src/Mapping/Driver/AttributeReader.php line 31
<?php
declare(strict_types=1);
namespace Doctrine\ORM\Mapping\Driver;
use Attribute;
use Doctrine\ORM\Mapping\Annotation;
use LogicException;
use ReflectionAttribute;
use ReflectionClass;
use ReflectionMethod;
use ReflectionProperty;
use function assert;
use function is_string;
use function is_subclass_of;
use function sprintf;
/** @internal */
final class AttributeReader
{
/** @var array<class-string<Annotation>,bool> */
private array $isRepeatableAttribute = [];
/**
* @psalm-return class-string-map<T, T|RepeatableAttributeCollection<T>>
*
* @template T of Annotation
*/
public function getClassAttributes(ReflectionClass $class): array
{
return $this->convertToAttributeInstances($class->getAttributes());
}
/**
* @return class-string-map<T, T|RepeatableAttributeCollection<T>>
*
* @template T of Annotation
*/
public function getMethodAttributes(ReflectionMethod $method): array
{
return $this->convertToAttributeInstances($method->getAttributes());
}
/**
* @return class-string-map<T, T|RepeatableAttributeCollection<T>>
*
* @template T of Annotation
*/
public function getPropertyAttributes(ReflectionProperty $property): array
{
return $this->convertToAttributeInstances($property->getAttributes());
}
/**
* @param class-string<T> $attributeName The name of the annotation.
*
* @return T|null
*
* @template T of Annotation
*/
public function getPropertyAttribute(ReflectionProperty $property, $attributeName)
{
if ($this->isRepeatable($attributeName)) {
throw new LogicException(sprintf(
'The attribute "%s" is repeatable. Call getPropertyAttributeCollection() instead.',
$attributeName
));
}
return $this->getPropertyAttributes($property)[$attributeName] ?? null;
}
/**
* @param class-string<T> $attributeName The name of the annotation.
*
* @return RepeatableAttributeCollection<T>
*
* @template T of Annotation
*/
public function getPropertyAttributeCollection(
ReflectionProperty $property,
string $attributeName
): RepeatableAttributeCollection {
if (! $this->isRepeatable($attributeName)) {
throw new LogicException(sprintf(
'The attribute "%s" is not repeatable. Call getPropertyAttribute() instead.',
$attributeName
));
}
return $this->getPropertyAttributes($property)[$attributeName] ?? new RepeatableAttributeCollection();
}
/**
* @param array<ReflectionAttribute> $attributes
*
* @return class-string-map<T, T|RepeatableAttributeCollection<T>>
*
* @template T of Annotation
*/
private function convertToAttributeInstances(array $attributes): array
{
$instances = [];
foreach ($attributes as $attribute) {
$attributeName = $attribute->getName();
assert(is_string($attributeName));
// Make sure we only get Doctrine Attributes
if (! is_subclass_of($attributeName, Annotation::class)) {
continue;
}
$instance = $attribute->newInstance();
assert($instance instanceof Annotation);
if ($this->isRepeatable($attributeName)) {
if (! isset($instances[$attributeName])) {
$instances[$attributeName] = new RepeatableAttributeCollection();
}
$collection = $instances[$attributeName];
assert($collection instanceof RepeatableAttributeCollection);
$collection[] = $instance;
} else {
$instances[$attributeName] = $instance;
}
}
return $instances;
}
/** @param class-string<Annotation> $attributeClassName */
private function isRepeatable(string $attributeClassName): bool
{
if (isset($this->isRepeatableAttribute[$attributeClassName])) {
return $this->isRepeatableAttribute[$attributeClassName];
}
$reflectionClass = new ReflectionClass($attributeClassName);
$attribute = $reflectionClass->getAttributes()[0]->newInstance();
return $this->isRepeatableAttribute[$attributeClassName] = ($attribute->flags & Attribute::IS_REPEATABLE) > 0;
}
}