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<?php |
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namespace Drupal\graphql\Plugin\GraphQL; |
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use Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException; |
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use Drupal\Core\Extension\ModuleHandlerInterface; |
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use Drupal\Core\Plugin\DefaultPluginManager; |
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use Symfony\Component\DependencyInjection\ContainerInterface; |
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use Traversable; |
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class SchemaPluginManager extends DefaultPluginManager { |
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/** |
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* Static cache for plugin instances. |
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* |
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* @var object[] |
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*/ |
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protected $instances = []; |
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/** |
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* The dependency injection container. |
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* |
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* @var \Symfony\Component\DependencyInjection\ContainerInterface |
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*/ |
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protected $container; |
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/** |
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* {@inheritdoc} |
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*/ |
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public function __construct( |
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$pluginSubdirectory, |
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Traversable $namespaces, |
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ModuleHandlerInterface $moduleHandler, |
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$pluginInterface, |
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$pluginAnnotationName, |
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$pluginType, |
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ContainerInterface $container |
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) { |
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$this->container = $container; |
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$this->alterInfo($pluginType); |
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parent::__construct( |
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$pluginSubdirectory, |
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$namespaces, |
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$moduleHandler, |
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$pluginInterface, |
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$pluginAnnotationName |
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); |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function createInstance($pluginId, array $configuration = []) { |
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if (!array_key_exists($pluginId, $this->instances)) { |
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$this->instances[$pluginId] = parent::createInstance($pluginId); |
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if (!$this->instances[$pluginId] instanceof SchemaPluginInterface) { |
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throw new \LogicException(sprintf('Plugin %s does not implement \Drupal\graphql\Plugin\GraphQL\SchemaPluginInterface.', $pluginId)); |
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} |
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$schemaBuilder = $this->getSchemaBuilder($pluginId); |
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$this->instances[$pluginId]->buildConfig($schemaBuilder); |
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} |
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return $this->instances[$pluginId]; |
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} |
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/** |
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* Retrieves a schema builder instance. |
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* |
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* @param string $pluginId |
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* The plugin id. |
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* |
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* @return \Drupal\graphql\Plugin\GraphQL\SchemaBuilderInterface|NULL The schema builder. |
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* The schema builder. |
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* |
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* @throws \Drupal\Component\Plugin\Exception\InvalidPluginDefinitionException |
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*/ |
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public function getSchemaBuilder($pluginId) { |
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$pluginDefinition = $this->getDefinition($pluginId); |
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if (empty($pluginDefinition['builder'])) { |
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return NULL; |
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} |
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$class = $pluginDefinition['builder']; |
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if (!is_subclass_of($class, '\Drupal\graphql\Plugin\GraphQL\SchemaBuilderInterface')) { |
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throw new InvalidPluginDefinitionException(sprintf('The schema builder for plugin %s does not implement \Drupal\graphql\Plugin\GraphQL\SchemaBuilderInterface.', $schema->getPluginId())); |
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} |
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return $class::createInstance($this->container, $pluginId, $pluginDefinition); |
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} |
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} |
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drupal-graphql /
graphql
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