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<?php |
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namespace Wandu\DI; |
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use Doctrine\Common\Annotations\Reader; |
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use ReflectionClass; |
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use Wandu\DI\Contracts\ClassDecoratorInterface; |
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use Wandu\DI\Contracts\MethodDecoratorInterface; |
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use Wandu\DI\Contracts\PropertyDecoratorInterface; |
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use Wandu\DI\Contracts\ResolverInterface; |
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class Descriptor |
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{ |
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/** @var string */ |
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protected $className; |
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/** @var \Wandu\DI\Contracts\ResolverInterface */ |
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protected $resolver; |
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/** @var mixed */ |
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public $cache; |
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/** @var array */ |
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public $arguments = []; |
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/** @var bool */ |
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public $factory = false; |
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/** @var bool */ |
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public $annotated = false; |
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/** @var callable[] */ |
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public $afters = []; |
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/** @var bool */ |
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public $frozen = false; |
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public function __construct($className = null, ResolverInterface $resolver = null) |
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{ |
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$this->className = $className; |
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$this->resolver = $resolver; |
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} |
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/** |
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* @param \Wandu\DI\Contracts\ResolverInterface $resolver |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function setResolver(ResolverInterface $resolver): Descriptor |
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{ |
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$this->resolver = $resolver; |
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return $this; |
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} |
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/** |
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* @param array $arguments |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function assign(array $arguments = []): Descriptor |
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{ |
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$this->arguments = $arguments + $this->arguments; |
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return $this; |
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} |
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/** |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function freeze(): Descriptor |
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{ |
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$this->frozen = true; |
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return $this; |
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} |
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/** |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function factory(): Descriptor |
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{ |
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$this->factory = true; |
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return $this; |
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} |
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/** |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function annotated(): Descriptor |
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{ |
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$this->annotated = true; |
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return $this; |
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} |
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/** |
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* @deprecated |
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* |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function wire(): Descriptor |
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{ |
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return $this->annotated(); |
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} |
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/** |
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* @param callable $after |
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* @return \Wandu\DI\Descriptor |
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*/ |
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public function after(callable $after): Descriptor |
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{ |
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$this->afters[] = $after; |
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return $this; |
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} |
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/** |
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* @internal |
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* @param \Wandu\DI\ContainerInterface $container |
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* @return mixed |
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*/ |
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public function createInstance(ContainerInterface $container) |
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{ |
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if ($this->factory) { |
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if ($this->annotated && $this->className) { |
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$reflClass = new ReflectionClass($this->className); |
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list($classDecorators, $propertyDecorators, $methodDecorators) = $this->getDecorators($container->get(Reader::class), |
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$reflClass); |
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/** @var \Wandu\DI\Contracts\ClassDecoratorInterface $anno */ |
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foreach ($classDecorators as $anno) { |
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$anno->onBindClass($reflClass, $this, $container); |
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} |
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/** @var \Wandu\DI\Contracts\PropertyDecoratorInterface $anno */ |
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foreach ($propertyDecorators as list($anno, $refl)) { |
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$anno->onBindProperty($refl, $reflClass, $this, $container); |
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} |
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/** @var \Wandu\DI\Contracts\MethodDecoratorInterface $anno */ |
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foreach ($methodDecorators as list($anno, $refl)) { |
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$anno->onBindMethod($refl, $reflClass, $this, $container); |
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} |
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} |
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$object = $this->resolver->resolve($container, $this->arguments); |
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foreach ($this->afters as $after) { |
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$result = call_user_func($after, $object); |
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if ($result) { |
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$object = $result; |
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} |
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} |
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$this->frozen = true; |
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return $object; |
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} |
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if (!isset($this->cache)) { |
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if ($this->annotated && $this->className) { |
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$reflClass = new ReflectionClass($this->className); |
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list($classDecorators, $propertyDecorators, $methodDecorators) = $this->getDecorators($container->get(Reader::class), |
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$reflClass); |
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/** @var \Wandu\DI\Contracts\ClassDecoratorInterface $anno */ |
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foreach ($classDecorators as $anno) { |
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$anno->onBindClass($reflClass, $this, $container); |
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} |
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/** @var \Wandu\DI\Contracts\PropertyDecoratorInterface $anno */ |
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foreach ($propertyDecorators as list($anno, $refl)) { |
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$anno->onBindProperty($refl, $reflClass, $this, $container); |
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} |
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/** @var \Wandu\DI\Contracts\MethodDecoratorInterface $anno */ |
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foreach ($methodDecorators as list($anno, $refl)) { |
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$anno->onBindMethod($refl, $reflClass, $this, $container); |
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} |
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} |
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$object = $this->resolver->resolve($container, $this->arguments); |
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foreach ($this->afters as $after) { |
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$result = call_user_func($after, $object); |
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if ($result) { |
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$object = $result; |
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} |
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} |
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$this->cache = $object; |
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} |
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$this->frozen = true; |
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return $this->cache; |
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} |
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protected function getDecorators(Reader $reader, ReflectionClass $reflClass) |
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{ |
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$classDecorators = []; |
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$propertyDecorators = []; |
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$methodDecorators = []; |
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foreach ($reader->getClassAnnotations($reflClass) as $classAnnotation) { |
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if ($classAnnotation instanceof ClassDecoratorInterface) { |
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$classDecorators[] = $classAnnotation; |
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} |
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} |
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foreach ($reflClass->getProperties() as $reflProperty) { |
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foreach ($reader->getPropertyAnnotations($reflProperty) as $propertyAnnotation) { |
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if ($propertyAnnotation instanceof PropertyDecoratorInterface) { |
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$propertyDecorators[] = [$propertyAnnotation, $reflProperty]; |
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} |
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} |
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} |
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foreach ($reflClass->getMethods() as $reflMethod) { |
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foreach ($reader->getMethodAnnotations($reflMethod) as $methodAnnotation) { |
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if ($methodAnnotation instanceof MethodDecoratorInterface) { |
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$methodDecorators[] = [$methodAnnotation, $reflMethod]; |
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} |
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} |
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} |
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return [ |
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$classDecorators, |
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$propertyDecorators, |
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$methodDecorators, |
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]; |
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} |
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} |
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Wandu /
Framework
