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<?php |
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declare(strict_types=1); |
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namespace Borodulin\Container\Autowire; |
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use Borodulin\Container\Autowire\Item\AliasItem; |
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use Borodulin\Container\Autowire\Item\BuiltInTypeItem; |
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use Borodulin\Container\Autowire\Item\CallableItem; |
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use Borodulin\Container\Autowire\Item\ClassItem; |
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use Borodulin\Container\Autowire\Item\DefaultValueItem; |
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use Borodulin\Container\Autowire\Item\VariadicItem; |
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use Borodulin\Container\Container; |
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use Borodulin\Container\ContainerException; |
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class AutowireItemResolver |
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{ |
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/** |
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* @var Container |
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*/ |
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private $container; |
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public function __construct(Container $container) |
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{ |
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$this->container = $container; |
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} |
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public function resolve(AutowireItemInterface $item): object |
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{ |
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if ($item instanceof AliasItem) { |
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return $this->resolveAliasItem($item); |
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} elseif ($item instanceof CallableItem) { |
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return $this->resolveCallableItem($item); |
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} elseif ($item instanceof ClassItem) { |
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return $this->resolveClassItem($item); |
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} else { |
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throw new ContainerException('Unsupported autowire item type.'); |
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} |
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} |
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private function resolveAliasItem(AliasItem $aliasItem): object |
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{ |
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$classItem = $aliasItem->getClassItem(); |
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if ($classItem instanceof ClassItem) { |
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return $this->resolveClassItem($classItem); |
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} |
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return $this->container->get($aliasItem->getAlias()); |
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} |
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private function resolveCallableItem(CallableItem $item) |
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{ |
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$args = $this->resolveArgs($item->getArgs()); |
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return \call_user_func_array($item->getCallable(), $args); |
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} |
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private function resolveClassItem(ClassItem $item): object |
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{ |
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$reflection = new \ReflectionClass($item->getClassName()); |
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$args = $this->resolveArgs($item->getArgs()); |
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return $args ? $reflection->newInstanceArgs($args) : $reflection->newInstance(); |
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} |
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private function resolveArgs(array $args): array |
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{ |
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$result = []; |
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$parameterBug = $this->container->getParameterBag(); |
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foreach ($args as $arg) { |
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if ($arg instanceof BuiltInTypeItem) { |
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if (null !== $parameterBug && $parameterBug->has($arg->getParamName())) { |
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$result[] = $parameterBug->get($arg->getParamName()); |
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} elseif ($arg->isDefaultValueAvailable()) { |
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$result[] = $arg->getDefaultValue(); |
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} else { |
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throw new ContainerException(sprintf('Unable to autowire parameter %s', \get_class($arg))); |
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} |
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} elseif ($arg instanceof DefaultValueItem) { |
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$result[] = $arg->getValue(); |
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} elseif ($arg instanceof ClassItem) { |
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$result[] = $this->resolveClassItem($arg); |
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} elseif ($arg instanceof AliasItem) { |
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$result[] = $this->resolveAliasItem($arg); |
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} elseif ($arg instanceof VariadicItem) { |
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$this->resolveVariadicItem($result, $arg); |
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} else { |
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throw new ContainerException(sprintf('Unable to autowire parameter %s', \get_class($arg))); |
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} |
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} |
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return $result; |
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} |
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private function resolveVariadicItem(array &$result, VariadicItem $item): void |
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{ |
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if ($item->getArgs()) { |
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foreach ($item->getArgs() as $arg) { |
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if ($arg instanceof ClassItem) { |
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$result[] = $this->resolveClassItem($arg); |
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} |
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} |
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} else { |
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$result[] = null; |
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} |
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} |
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} |
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borodulin /
FastContainer
