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<?php |
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namespace Deployee\Components\Dependency; |
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use Deployee\Components\Container\ContainerException; |
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use Deployee\Components\Container\ContainerInterface; |
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class ContainerResolver |
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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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* @param string $class |
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* @param array $arguments |
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* @return object |
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* @throws \ReflectionException |
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*/ |
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public function createInstance(string $class, array $arguments = []) |
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{ |
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$refl = new \ReflectionClass($class); |
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$instanceArgs = count($arguments) === 0 |
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&& $refl->getConstructor() |
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&& $refl->getConstructor()->isPublic() |
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&& $refl->getConstructor()->getNumberOfParameters() > 0 |
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? $this->getMethodInstanceArgs($refl->getConstructor()) |
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: $arguments; |
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$object = $refl->newInstanceArgs($instanceArgs); |
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return $this->autowireObject($object); |
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} |
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/** |
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* @param $object |
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* @return mixed |
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* @throws \ReflectionException |
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*/ |
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public function autowireObject($object) |
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{ |
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if(!is_object($object)){ |
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throw new \InvalidArgumentException('Argument is not an object'); |
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} |
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$refl = new \ReflectionClass($object); |
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foreach($refl->getMethods(\ReflectionMethod::IS_PUBLIC) as $method){ |
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if($method->isConstructor() |
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|| $method->isDestructor() |
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|| !$method->isPublic() |
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|| $method->isStatic() |
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|| $method->getNumberOfParameters() !== 1 |
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|| strpos($method->getName(), 'set') !== 0){ |
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continue; |
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} |
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$parameter = $this->getMethodInstanceArgs($method); |
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if(count($parameter) > 0){ |
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$method->invoke($object, ...$parameter); |
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} |
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} |
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return $object; |
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} |
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/** |
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* @param \ReflectionMethod $method |
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* @return array |
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*/ |
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private function getMethodInstanceArgs(\ReflectionMethod $method): array |
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{ |
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$parameterList = []; |
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foreach($method->getParameters() as $parameter){ |
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$type = (string)$parameter->getType(); |
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if(($value = $this->getContainerValue($type)) === null || (!class_exists($type) && !interface_exists($type))){ |
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return []; |
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} |
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$parameterList[] = $value; |
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} |
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return $parameterList; |
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} |
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/** |
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* @param string $id |
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* @return mixed |
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*/ |
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private function getContainerValue(string $id) |
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{ |
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try{ |
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return $this->container->get($id); |
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} |
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catch(ContainerException $e){ |
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return $id === ContainerInterface::class ? $this->container : null; |
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} |
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} |
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} |
Deployee /
dependency
