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<?php |
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/** |
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* This file is part of Spiral Framework package. |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Spiral\Attributes\Internal; |
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use Spiral\Attributes\Internal\Key\ConcatKeyGenerator; |
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use Spiral\Attributes\Internal\Key\HashKeyGenerator; |
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use Spiral\Attributes\Internal\Key\KeyGeneratorInterface; |
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use Spiral\Attributes\Internal\Key\ModificationTimeKeyGenerator; |
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use Spiral\Attributes\Internal\Key\NameKeyGenerator; |
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use Spiral\Attributes\ReaderInterface; |
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abstract class CachedReader extends Decorator |
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{ |
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/** |
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* @var KeyGeneratorInterface |
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*/ |
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protected $key; |
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/** |
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* @param ReaderInterface $reader |
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* @param KeyGeneratorInterface|null $generator |
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*/ |
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public function __construct(ReaderInterface $reader, KeyGeneratorInterface $generator = null) |
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{ |
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$this->key = $generator ?? $this->createDefaultKeyGenerator(); |
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parent::__construct($reader); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getClassMetadata(\ReflectionClass $class, string $name = null): iterable |
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{ |
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$result = $this->cached($this->key->forClass($class), function () use ($class) { |
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return $this->iterableToArray(parent::getClassMetadata($class)); |
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}); |
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return $this->filter($name, $result); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getFunctionMetadata(\ReflectionFunctionAbstract $function, string $name = null): iterable |
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{ |
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$result = $this->cached($this->key->forFunction($function), function () use ($function) { |
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return $this->iterableToArray(parent::getFunctionMetadata($function)); |
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}); |
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return $this->filter($name, $result); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getPropertyMetadata(\ReflectionProperty $property, string $name = null): iterable |
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{ |
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$result = $this->cached($this->key->forProperty($property), function () use ($property) { |
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return $this->iterableToArray(parent::getPropertyMetadata($property)); |
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}); |
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return $this->filter($name, $result); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getConstantMetadata(\ReflectionClassConstant $constant, string $name = null): iterable |
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{ |
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$result = $this->cached($this->key->forConstant($constant), function () use ($constant) { |
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return $this->iterableToArray(parent::getConstantMetadata($constant)); |
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}); |
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return $this->filter($name, $result); |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getParameterMetadata(\ReflectionParameter $parameter, string $name = null): iterable |
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{ |
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$result = $this->cached($this->key->forParameter($parameter), function () use ($parameter) { |
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return $this->iterableToArray(parent::getParameterMetadata($parameter)); |
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}); |
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return $this->filter($name, $result); |
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} |
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/** |
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* @return KeyGeneratorInterface |
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*/ |
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protected function createDefaultKeyGenerator(): KeyGeneratorInterface |
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{ |
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return new HashKeyGenerator( |
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new ConcatKeyGenerator([ |
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new NameKeyGenerator(), |
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new ModificationTimeKeyGenerator(), |
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]) |
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); |
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} |
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/** |
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* @template T of object |
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* @param string $key |
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* @param callable(): array<T> $then |
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* @return iterable<T> |
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*/ |
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abstract protected function cached(string $key, callable $then): iterable; |
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/** |
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* @template T of object |
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* @param iterable<T> $attributes |
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* @return array<T> |
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*/ |
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protected function iterableToArray(iterable $attributes): array |
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{ |
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if ($attributes instanceof \Traversable) { |
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return \iterator_to_array($attributes, false); |
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} |
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return $attributes; |
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} |
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} |
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spiral /
framework
