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<?php |
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namespace Laganica\Di; |
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use InvalidArgumentException; |
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use Laganica\Di\Exception\ContainerException; |
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use Laganica\Di\Exception\NotFoundException; |
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use Laganica\Di\Resolver\ClassResolver; |
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use Laganica\Di\Resolver\ResolverFactoryInterface; |
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use Psr\Container\ContainerExceptionInterface; |
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use Psr\Container\ContainerInterface; |
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use Psr\Container\NotFoundExceptionInterface; |
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/** |
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* Class Container |
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* |
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* @package Laganica\Di |
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*/ |
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class Container implements ContainerInterface |
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{ |
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/** |
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* @var array |
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*/ |
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private $definitions = []; |
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/** |
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* @var array |
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*/ |
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private $entries = []; |
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/** |
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* @var bool |
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*/ |
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private $autowire = true; |
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/** |
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* @var ResolverFactoryInterface |
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*/ |
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private $resolverFactory; |
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/** |
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* @param ResolverFactoryInterface $resolverFactory |
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*/ |
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public function __construct(ResolverFactoryInterface $resolverFactory) |
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{ |
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$this->resolverFactory = $resolverFactory; |
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$this->resolverFactory->setContainer($this); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function get($id) |
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{ |
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if (!is_string($id)) { |
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$type = gettype($id); |
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throw new InvalidArgumentException("Argument \$id must be string, $type given"); |
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} |
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if ($entry = $this->getEntry($id)) { |
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return $entry; |
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} |
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if (($definition = $this->getDefinition($id)) && $resolver = $this->resolverFactory->create($definition)) { |
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return $this->addEntry($id, $resolver->resolve($definition)); |
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} |
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if ($this->isAutowire()) { |
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$resolver = new ClassResolver($this); |
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return $this->addEntry($id, $resolver->resolve($id)); |
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} |
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throw NotFoundException::create($id); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function has($id): bool |
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{ |
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try { |
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$this->get($id); |
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return true; |
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} catch (NotFoundExceptionInterface $ex) { |
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return false; |
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} catch (ContainerExceptionInterface $ex) { |
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return true; |
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} |
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} |
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/** |
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* @param bool $autowire |
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*/ |
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public function setAutowire(bool $autowire): void |
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{ |
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$this->autowire = $autowire; |
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} |
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public function isAutowire(): bool |
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{ |
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return $this->autowire; |
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} |
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/** |
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* @param array $definitions |
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* |
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* @throws ContainerException |
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*/ |
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public function addDefinitions(array $definitions): void |
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{ |
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foreach ($definitions as $id => $definition) { |
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$this->addDefinition($id, $definition); |
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} |
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} |
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/** |
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* @param string $id |
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* @param $definition |
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* |
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* @throws ContainerException |
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*/ |
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public function addDefinition(string $id, $definition): void |
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{ |
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if ($this->hasDefinition($id)) { |
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throw new ContainerException("More than one definition is found for entry or class $id"); |
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} |
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$this->definitions[$id] = $definition; |
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} |
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/** |
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* @param string $id |
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* |
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* @return null|mixed |
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*/ |
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public function getDefinition(string $id) |
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{ |
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return $this->definitions[$id] ?? null; |
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} |
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/** |
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* @param string $id |
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* |
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* @return bool |
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*/ |
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public function hasDefinition(string $id): bool |
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{ |
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return array_key_exists($id, $this->definitions); |
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} |
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/** |
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* @param string $id |
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* @param mixed $entry |
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* |
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* @return mixed |
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*/ |
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private function addEntry(string $id, $entry) |
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{ |
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return $this->entries[$id] = $entry; |
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} |
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/** |
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* @param string $id |
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* |
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* @return null|mixed |
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*/ |
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public function getEntry(string $id) |
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{ |
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return $this->entries[$id] ?? null; |
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} |
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} |
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djuricmilos /
container
