class ProcessorPluginManager in Search API 8

Manages processor plugins.

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class ProcessorPluginManager extends SearchApiPluginManager {
  use StringTranslationTrait;

  /**
   * Constructs a ProcessorPluginManager object.
   *
   * @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\Cache\CacheBackendInterface $cache_backend
   *   Cache backend instance to use.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler.
   * @param \Symfony\Component\EventDispatcher\EventDispatcherInterface $eventDispatcher
   *   The event dispatcher.
   * @param \Drupal\Core\StringTranslation\TranslationInterface $translation
   *   The string translation manager.
   */
  public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler, EventDispatcherInterface $eventDispatcher, TranslationInterface $translation) {
    parent::__construct('Plugin/search_api/processor', $namespaces, $module_handler, $eventDispatcher, 'Drupal\\search_api\\Processor\\ProcessorInterface', 'Drupal\\search_api\\Annotation\\SearchApiProcessor');
    $this
      ->setCacheBackend($cache_backend, 'search_api_processors');
    $this
      ->alterInfo('search_api_processor_info');
    $this
      ->alterEvent(SearchApiEvents::GATHERING_PROCESSORS);
    $this
      ->setStringTranslation($translation);
  }

  /**
   * Retrieves information about the available processing stages.
   *
   * These are then used by processors in their "stages" definition to specify
   * in which stages they will run.
   *
   * @return array
   *   An associative array mapping stage identifiers to information about that
   *   stage. The information itself is an associative array with the following
   *   keys:
   *   - label: The translated label for this stage.
   */
  public function getProcessingStages() {
    return [
      ProcessorInterface::STAGE_PREPROCESS_INDEX => [
        'label' => $this
          ->t('Preprocess index'),
      ],
      ProcessorInterface::STAGE_PREPROCESS_QUERY => [
        'label' => $this
          ->t('Preprocess query'),
      ],
      ProcessorInterface::STAGE_POSTPROCESS_QUERY => [
        'label' => $this
          ->t('Postprocess query'),
      ],
    ];
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DefaultPluginManager::$additionalAnnotationNamespaces	protected	property	Additional namespaces the annotation discovery mechanism should scan for annotation definitions.
DefaultPluginManager::$alterHook	protected	property	Name of the alter hook if one should be invoked.
DefaultPluginManager::$cacheKey	protected	property	The cache key.
DefaultPluginManager::$cacheTags	protected	property	An array of cache tags to use for the cached definitions.
DefaultPluginManager::$defaults	protected	property	A set of defaults to be referenced by $this->processDefinition() if additional processing of plugins is necessary or helpful for development purposes.	9
DefaultPluginManager::$moduleHandler	protected	property	The module handler to invoke the alter hook.	1
DefaultPluginManager::$namespaces	protected	property	An object that implements \Traversable which contains the root paths keyed by the corresponding namespace to look for plugin implementations.
DefaultPluginManager::$pluginDefinitionAnnotationName	protected	property	The name of the annotation that contains the plugin definition.
DefaultPluginManager::$pluginInterface	protected	property	The interface each plugin should implement.	1
DefaultPluginManager::$subdir	protected	property	The subdirectory within a namespace to look for plugins, or FALSE if the plugins are in the top level of the namespace.
DefaultPluginManager::alterInfo	protected	function	Sets the alter hook name.
DefaultPluginManager::clearCachedDefinitions	public	function	Clears static and persistent plugin definition caches. Overrides CachedDiscoveryInterface::clearCachedDefinitions	5
DefaultPluginManager::extractProviderFromDefinition	protected	function	Extracts the provider from a plugin definition.
DefaultPluginManager::findDefinitions	protected	function	Finds plugin definitions.	7
DefaultPluginManager::fixContextAwareDefinitions	private	function	Fix the definitions of context-aware plugins.
DefaultPluginManager::getCacheContexts	public	function	The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
DefaultPluginManager::getCachedDefinitions	protected	function	Returns the cached plugin definitions of the decorated discovery class.
DefaultPluginManager::getCacheMaxAge	public	function	The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
DefaultPluginManager::getCacheTags	public	function	The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
DefaultPluginManager::getDefinitions	public	function	Gets the definition of all plugins for this type. Overrides DiscoveryTrait::getDefinitions	2
DefaultPluginManager::getDiscovery	protected	function	Gets the plugin discovery. Overrides PluginManagerBase::getDiscovery	12
DefaultPluginManager::getFactory	protected	function	Gets the plugin factory. Overrides PluginManagerBase::getFactory
DefaultPluginManager::processDefinition	public	function	Performs extra processing on plugin definitions.	13
DefaultPluginManager::providerExists	protected	function	Determines if the provider of a definition exists.	3
DefaultPluginManager::setCacheBackend	public	function	Initialize the cache backend.
DefaultPluginManager::setCachedDefinitions	protected	function	Sets a cache of plugin definitions for the decorated discovery class.
DefaultPluginManager::useCaches	public	function	Disable the use of caches. Overrides CachedDiscoveryInterface::useCaches	1
DiscoveryCachedTrait::$definitions	protected	property	Cached definitions array.	1
DiscoveryCachedTrait::getDefinition	public	function	Overrides DiscoveryTrait::getDefinition	3
DiscoveryTrait::doGetDefinition	protected	function	Gets a specific plugin definition.
DiscoveryTrait::hasDefinition	public	function
PluginManagerBase::$discovery	protected	property	The object that discovers plugins managed by this manager.
PluginManagerBase::$factory	protected	property	The object that instantiates plugins managed by this manager.
PluginManagerBase::$mapper	protected	property	The object that returns the preconfigured plugin instance appropriate for a particular runtime condition.
PluginManagerBase::createInstance	public	function	Creates a pre-configured instance of a plugin. Overrides FactoryInterface::createInstance	12
PluginManagerBase::getInstance	public	function	Gets a preconfigured instance of a plugin. Overrides MapperInterface::getInstance	7
PluginManagerBase::handlePluginNotFound	protected	function	Allows plugin managers to specify custom behavior if a plugin is not found.	1
ProcessorPluginManager::getProcessingStages	public	function	Retrieves information about the available processing stages.
ProcessorPluginManager::__construct	public	function	Constructs a ProcessorPluginManager object. Overrides SearchApiPluginManager::__construct
SearchApiPluginManager::$alterEventName	protected	property	The name of the alter event to dispatch.
SearchApiPluginManager::$eventDispatcher	protected	property	The event dispatcher.
SearchApiPluginManager::alterDefinitions	protected	function	Invokes the hook to alter the definitions if the alter hook is set. Overrides DefaultPluginManager::alterDefinitions
SearchApiPluginManager::alterEvent	protected	function	Sets the alter event class name.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
UseCacheBackendTrait::$cacheBackend	protected	property	Cache backend instance.
UseCacheBackendTrait::$useCaches	protected	property	Flag whether caches should be used or skipped.
UseCacheBackendTrait::cacheGet	protected	function	Fetches from the cache backend, respecting the use caches flag.	1
UseCacheBackendTrait::cacheSet	protected	function	Stores data in the persistent cache, respecting the use caches flag.

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class ProcessorPluginManager in Search API 8

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