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<?php |
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/** |
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* This file is part of PHPinnacle/Pinnacle. |
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* |
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* (c) PHPinnacle Team <[email protected]> |
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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 PHPinnacle\Ensign\Wrapper; |
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use PHPinnacle\Ensign\HandlerWrapper; |
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use Psr\Container\ContainerInterface; |
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final class ContainerWrapper implements HandlerWrapper |
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{ |
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/** |
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* @var ContainerInterface |
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*/ |
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private $container; |
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/** |
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* @param ContainerInterface $container |
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*/ |
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public function __construct(ContainerInterface $container) |
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{ |
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$this->container = $container; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function wrap(callable $handler): callable |
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{ |
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$parameters = $this->getParameters($handler); |
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$resolved = []; |
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foreach ($parameters as $i => $parameter) { |
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if (!$class = $parameter->getClass()) { |
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continue; |
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} |
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$instance = $this->resolveArgument($class->getName()); |
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if (\is_object($instance) && $class->isInstance($instance)) { |
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$resolved[$i] = $instance; |
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} |
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} |
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return function (...$arguments) use ($handler, $resolved) { |
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return $handler(...array_replace($arguments, $resolved)); |
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}; |
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} |
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/** |
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* @param callable $handler |
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* |
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* @return \ReflectionParameter[] |
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* @throws \ReflectionException |
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*/ |
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private function getParameters(callable $handler): array |
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{ |
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return (new \ReflectionMethod(\Closure::fromCallable($handler), '__invoke'))->getParameters(); |
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} |
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/** |
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* @param string $class |
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* |
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* @return mixed |
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*/ |
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private function resolveArgument(string $class) |
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{ |
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return $this->container->has($class) ? $this->container->get($class) : null; |
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} |
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} |
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phpinnacle /
ensign
