DataProducerPluginManager.php in GraphQL 8.4

Namespace

Drupal\graphql\Plugin

File

src/Plugin/DataProducerPluginManager.php

<?php

namespace Drupal\graphql\Plugin;

use Drupal\Core\Cache\CacheBackendInterface;
use Drupal\Core\Cache\Context\CacheContextsManager;
use Drupal\Core\Extension\ModuleHandlerInterface;
use Drupal\Core\Plugin\DefaultPluginManager;
use Drupal\graphql\Plugin\GraphQL\DataProducer\DataProducerProxy;
use Symfony\Component\HttpFoundation\RequestStack;

/**
 * Collects data producer plugins that are composed to read and write data.
 */
class DataProducerPluginManager extends DefaultPluginManager {

  /**
   * The request stack later used to get the request time.
   *
   * @var \Symfony\Component\HttpFoundation\RequestStack
   */
  protected $requestStack;

  /**
   * The cache context manager for calculating cache keys.
   *
   * @var \Drupal\Core\Cache\Context\CacheContextsManager
   */
  protected $contextsManager;

  /**
   * The cache backend to cache results in.
   *
   * @var \Drupal\Core\Cache\CacheBackendInterface
   */
  protected $resultCacheBackend;

  /**
   * DataProducerPluginManager constructor.
   *
   * @param bool|string $pluginSubdirectory
   *   The plugin's subdirectory.
   * @param \Traversable $namespaces
   *   An object that implements \Traversable which contains the root paths
   *   keyed by the corresponding namespace to look for plugin implementations.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $moduleHandler
   *   *   The module handler.
   * @param \Drupal\Core\Cache\CacheBackendInterface $definitionCacheBackend
   * @param \Symfony\Component\HttpFoundation\RequestStack $requestStack
   * @param \Drupal\Core\Cache\Context\CacheContextsManager $contextsManager
   * @param \Drupal\Core\Cache\CacheBackendInterface $resultCacheBackend
   * @param string|null $pluginInterface
   *   The interface each plugin should implement.
   * @param string $pluginAnnotationName
   *   The name of the annotation that contains the plugin definition.
   * @param array $config
   *   The configuration service parameter.
   */
  public function __construct($pluginSubdirectory, \Traversable $namespaces, ModuleHandlerInterface $moduleHandler, CacheBackendInterface $definitionCacheBackend, RequestStack $requestStack, CacheContextsManager $contextsManager, CacheBackendInterface $resultCacheBackend, $pluginInterface, $pluginAnnotationName, array $config) {
    parent::__construct($pluginSubdirectory, $namespaces, $moduleHandler, $pluginInterface, $pluginAnnotationName);
    $this
      ->alterInfo('graphql_data_producer');
    $this
      ->useCaches(empty($config['development']));
    $this
      ->setCacheBackend($definitionCacheBackend, 'graphql_data_producer', [
      'graphql_data_producer',
    ]);
    $this->requestStack = $requestStack;
    $this->contextsManager = $contextsManager;
    $this->resultCacheBackend = $resultCacheBackend;
  }

  /**
   * Creates a data producer proxy that lazy forwards resolve requests.
   *
   * The data producer with the given ID is wrapped.
   *
   * @param string $id
   * @param array $mapping
   * @param array $config
   *
   * @return \Drupal\graphql\Plugin\GraphQL\DataProducer\DataProducerProxy
   */
  public function proxy($id, array $mapping = [], array $config = []) {
    return new DataProducerProxy($id, $mapping, $config, $this, $this->requestStack, $this->contextsManager, $this->resultCacheBackend);
  }

}

Classes

Name	Description
DataProducerPluginManager	Collects data producer plugins that are composed to read and write data.