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<?php |
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declare(strict_types = 1); |
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namespace Innmind\Reflection; |
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use Innmind\Immutable\Collection; |
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use Innmind\Immutable\CollectionInterface; |
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use Innmind\Immutable\TypedCollectionInterface; |
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use Innmind\Reflection\Exception\InvalidArgumentException; |
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use Innmind\Reflection\ExtractionStrategy\DefaultExtractionStrategies; |
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use Innmind\Reflection\ExtractionStrategy\ExtractionStrategies; |
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use Innmind\Reflection\InjectionStrategy\DefaultInjectionStrategies; |
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use Innmind\Reflection\InjectionStrategy\InjectionStrategies; |
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class ReflectionObject |
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{ |
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private $object; |
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private $properties; |
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private $injectionStrategies; |
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private $extractionStrategies; |
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public function __construct( |
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$object, |
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CollectionInterface $properties = null, |
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InjectionStrategies $injectionStrategies = null, |
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ExtractionStrategies $extractionStrategies = null |
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) { |
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if (!is_object($object)) { |
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throw new InvalidArgumentException; |
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} |
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$this->injectionStrategies = $injectionStrategies ?? new DefaultInjectionStrategies(); |
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$this->extractionStrategies = $extractionStrategies ?? new DefaultExtractionStrategies(); |
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$this->object = $object; |
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$this->properties = $properties ?? new Collection([]); |
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} |
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/** |
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* Add a property that will be injected |
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* |
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* @param string $name |
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* @param mixed $value |
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* |
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* @return self |
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*/ |
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public function withProperty(string $name, $value) |
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{ |
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return new self( |
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$this->object, |
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$this->properties->set($name, $value), |
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$this->injectionStrategies, |
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$this->extractionStrategies |
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); |
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} |
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/** |
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* Add a set of properties that need to be injected |
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* |
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* @param array $properties |
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* |
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* @return self |
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*/ |
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public function withProperties(array $properties): self |
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{ |
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return new self( |
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$this->object, |
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$this->properties->merge(new Collection($properties)), |
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$this->injectionStrategies, |
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$this->extractionStrategies |
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); |
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} |
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/** |
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* Return the collection of properties that will be injected in the object |
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* |
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* @return CollectionInterface |
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*/ |
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public function getProperties(): CollectionInterface |
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{ |
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return $this->properties; |
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} |
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/** |
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* Return the list of injection strategies used |
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* |
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* @return InjectionStrategies |
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*/ |
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public function getInjectionStrategies(): InjectionStrategies |
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{ |
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return $this->injectionStrategies; |
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} |
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/** |
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* Return the list of extraction strategies used |
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* |
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* @return ExtractionStrategies |
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*/ |
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public function getExtractionStrategies(): ExtractionStrategies |
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{ |
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return $this->extractionStrategies; |
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} |
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/** |
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* Return the object with the list of properties set on it |
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* |
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* @return object |
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*/ |
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public function buildObject() |
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{ |
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foreach ($this->properties as $key => $value) { |
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$this->inject($key, $value); |
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} |
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return $this->object; |
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} |
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/** |
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* Extract the given list of properties |
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* |
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* @param array $properties |
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* |
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* @return CollectionInterface |
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*/ |
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public function extract(array $properties): CollectionInterface |
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{ |
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$values = []; |
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foreach ($properties as $property) { |
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$values[$property] = $this->extractProperty($property); |
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} |
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return new Collection($values); |
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} |
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/** |
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* Inject the given key/value pair into the object |
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* |
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* @param string $key |
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* @param mixed $value |
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* |
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* @return void |
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*/ |
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private function inject(string $key, $value) |
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{ |
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$this |
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->injectionStrategies |
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->get($this->object, $key, $value) |
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->inject($this->object, $key, $value); |
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} |
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/** |
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* Extract the given property out of the object |
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* |
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* @param string $property |
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* |
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* @return mixed |
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*/ |
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private function extractProperty(string $property) |
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{ |
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return $this |
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->extractionStrategies |
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->get($this->object,$property) |
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->extract($this->object,$property); |
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} |
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} |
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Innmind /
Reflection
