www.aleph1.co.uk Git - yaffs-website/blob - web/core/modules/aggregator/src/Plugin/AggregatorPluginManager.php

   1 <?php
   2
   3 namespace Drupal\aggregator\Plugin;
   4
   5 use Drupal\Core\Cache\CacheBackendInterface;
   6 use Drupal\Core\Extension\ModuleHandlerInterface;
   7 use Drupal\Core\Plugin\DefaultPluginManager;
   8
   9 /**
  10  * Manages aggregator plugins.
  11  *
  12  * @see \Drupal\aggregator\Annotation\AggregatorParser
  13  * @see \Drupal\aggregator\Annotation\AggregatorFetcher
  14  * @see \Drupal\aggregator\Annotation\AggregatorProcessor
  15  * @see \Drupal\aggregator\Plugin\AggregatorPluginSettingsBase
  16  * @see \Drupal\aggregator\Plugin\FetcherInterface
  17  * @see \Drupal\aggregator\Plugin\ProcessorInterface
  18  * @see \Drupal\aggregator\Plugin\ParserInterface
  19  * @see plugin_api
  20  */
  21 class AggregatorPluginManager extends DefaultPluginManager {
  22
  23   /**
  24    * Constructs a AggregatorPluginManager object.
  25    *
  26    * @param string $type
  27    *   The plugin type, for example fetcher.
  28    * @param \Traversable $namespaces
  29    *   An object that implements \Traversable which contains the root paths
  30    *   keyed by the corresponding namespace to look for plugin implementations.
  31    * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
  32    *   Cache backend instance to use.
  33    * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
  34    *   The module handler.
  35    */
  36   public function __construct($type, \Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
  37     $type_annotations = [
  38       'fetcher' => 'Drupal\aggregator\Annotation\AggregatorFetcher',
  39       'parser' => 'Drupal\aggregator\Annotation\AggregatorParser',
  40       'processor' => 'Drupal\aggregator\Annotation\AggregatorProcessor',
  41     ];
  42     $plugin_interfaces = [
  43       'fetcher' => 'Drupal\aggregator\Plugin\FetcherInterface',
  44       'parser' => 'Drupal\aggregator\Plugin\ParserInterface',
  45       'processor' => 'Drupal\aggregator\Plugin\ProcessorInterface',
  46     ];
  47
  48     parent::__construct("Plugin/aggregator/$type", $namespaces, $module_handler, $plugin_interfaces[$type], $type_annotations[$type]);
  49     $this->setCacheBackend($cache_backend, 'aggregator_' . $type . '_plugins');
  50   }
  51
  52 }