96 lines
No EOL
2.7 KiB
PHP
96 lines
No EOL
2.7 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Loom\DependencyInjectionComponent;
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use Symfony\Component\Yaml\Yaml;
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readonly class DependencyManager
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{
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public function __construct(
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private readonly DependencyContainer $container,
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private readonly ?AbstractParameterResolver $parameterResolver = null
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) {
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}
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/**
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* @throws Exception\NotFoundException
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*/
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public function loadDependenciesFromFile(string $filename): void
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{
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$loadedConfig = $this->loadConfigFile($filename);
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if (isset($loadedConfig['services'])) {
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$this->registerServices($loadedConfig['services']);
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}
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}
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private function loadConfigFile(string $filename): array
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{
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if (!str_ends_with($filename, '.yaml')) {
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throw new \RuntimeException("Invalid dependency configuration in YAML file: $filename");
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}
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$loadedConfig = Yaml::parseFile($filename);
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if (is_null($loadedConfig)) {
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return [];
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}
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return $loadedConfig;
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}
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/**
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* @throws Exception\NotFoundException
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*/
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private function registerServices(array $services): void
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{
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foreach ($services as $key => $config) {
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$this->validateServiceConfig($config);
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$arguments = $this->resolveServiceArguments($config['arguments'] ?? []);
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$serviceInstance = $this->instantiateService($config['class'], $arguments);
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$this->container->add($key, $serviceInstance);
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}
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}
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private function validateServiceConfig(array $config): void
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{
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if (!isset($config['class']) || !class_exists($config['class'])) {
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throw new \RuntimeException("Invalid service class in configuration");
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}
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}
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/**
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* @throws Exception\NotFoundException
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*/
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private function resolveServiceArguments(array $arguments): array
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{
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$resolvedArguments = [];
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foreach ($arguments as $argument) {
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if (is_string($argument) && str_starts_with($argument, '@')) {
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$serviceAlias = ltrim($argument, '@');
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$resolvedArguments[] = $this->container->get($serviceAlias);
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} elseif (is_string($argument) && str_starts_with($argument, ':') && str_ends_with($argument, ':') && $this->parameterResolver) {
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$resolvedArguments[] = $this->parameterResolver->resolve(trim($argument, ':'));
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} else {
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$resolvedArguments[] = $argument;
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}
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}
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return $resolvedArguments;
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}
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private function instantiateService(string $class, array $arguments): object
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{
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if (empty($arguments)) {
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return new $class();
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} else {
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return new $class(...$arguments);
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}
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}
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} |