class LocalActionManager in Drupal 8

Same name and namespace in other branches

9 core/lib/Drupal/Core/Menu/LocalActionManager.php \Drupal\Core\Menu\LocalActionManager

Provides the default local action manager using YML as primary definition.

Hierarchy

class \Drupal\Component\Plugin\PluginManagerBase implements PluginManagerInterface uses DiscoveryTrait
- class \Drupal\Core\Plugin\DefaultPluginManager implements CachedDiscoveryInterface, PluginManagerInterface, CacheableDependencyInterface uses DiscoveryCachedTrait, UseCacheBackendTrait
  - class \Drupal\Core\Menu\LocalActionManager implements LocalActionManagerInterface

Expanded class hierarchy of LocalActionManager

1 file declares its use of LocalActionManager

LocalActionManagerTest.php in core/tests/Drupal/Tests/Core/Menu/LocalActionManagerTest.php: Contains \Drupal\Tests\Core\Menu\LocalActionManagerTest.

1 string reference to 'LocalActionManager'

core.services.yml in core/core.services.yml: core/core.services.yml

1 service uses LocalActionManager

plugin.manager.menu.local_action in core/core.services.yml: Drupal\Core\Menu\LocalActionManager

File

core/lib/Drupal/Core/Menu/LocalActionManager.php, line 25

Namespace

Drupal\Core\Menu

View source

class LocalActionManager extends DefaultPluginManager implements LocalActionManagerInterface {

  /**
   * Provides some default values for all local action plugins.
   *
   * @var array
   */
  protected $defaults = [
    // The plugin id. Set by the plugin system based on the top-level YAML key.
    'id' => NULL,
    // The static title for the local action.
    'title' => '',
    // The weight of the local action.
    'weight' => NULL,
    // (Required) the route name used to generate a link.
    'route_name' => NULL,
    // Default route parameters for generating links.
    'route_parameters' => [],
    // Associative array of link options.
    'options' => [],
    // The route names where this local action appears.
    'appears_on' => [],
    // Default class for local action implementations.
    'class' => 'Drupal\\Core\\Menu\\LocalActionDefault',
  ];

  /**
   * An argument resolver object.
   *
   * @var \Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface
   */
  protected $argumentResolver;

  /**
   * A controller resolver object.
   *
   * @var \Symfony\Component\HttpKernel\Controller\ControllerResolverInterface
   *
   * @deprecated
   *   Using the 'controller_resolver' service as the first argument is
   *   deprecated, use the 'http_kernel.controller.argument_resolver' instead.
   *   If your subclass requires the 'controller_resolver' service add it as an
   *   additional argument.
   *
   * @see https://www.drupal.org/node/2959408
   */
  protected $controllerResolver;

  /**
   * The request stack.
   *
   * @var \Symfony\Component\HttpFoundation\RequestStack
   */
  protected $requestStack;

  /**
   * The current route match.
   *
   * @var \Drupal\Core\Routing\RouteMatchInterface
   */
  protected $routeMatch;

  /**
   * The route provider to load routes by name.
   *
   * @var \Drupal\Core\Routing\RouteProviderInterface
   */
  protected $routeProvider;

  /**
   * The access manager.
   *
   * @var \Drupal\Core\Access\AccessManagerInterface
   */
  protected $accessManager;

  /**
   * The current user.
   *
   * @var \Drupal\Core\Session\AccountInterface
   */
  protected $account;

  /**
   * The plugin instances.
   *
   * @var \Drupal\Core\Menu\LocalActionInterface[]
   */
  protected $instances = [];

  /**
   * Constructs a LocalActionManager object.
   *
   * @param \Symfony\Component\HttpKernel\Controller\ArgumentResolverInterface $argument_resolver
   *   An object to use in resolving route arguments.
   * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
   *   The request stack.
   * @param \Drupal\Core\Routing\RouteMatchInterface $route_match
   *   The current route match.
   * @param \Drupal\Core\Routing\RouteProviderInterface $route_provider
   *   The route provider.
   * @param \Drupal\Core\Extension\ModuleHandlerInterface $module_handler
   *   The module handler.
   * @param \Drupal\Core\Cache\CacheBackendInterface $cache_backend
   *   Cache backend instance to use.
   * @param \Drupal\Core\Language\LanguageManagerInterface $language_manager
   *   The language manager.
   * @param \Drupal\Core\Access\AccessManagerInterface $access_manager
   *   The access manager.
   * @param \Drupal\Core\Session\AccountInterface $account
   *   The current user.
   */
  public function __construct(ArgumentResolverInterface $argument_resolver, RequestStack $request_stack, RouteMatchInterface $route_match, RouteProviderInterface $route_provider, ModuleHandlerInterface $module_handler, CacheBackendInterface $cache_backend, LanguageManagerInterface $language_manager, AccessManagerInterface $access_manager, AccountInterface $account) {

    // Skip calling the parent constructor, since that assumes annotation-based
    // discovery.
    $this->factory = new ContainerFactory($this, 'Drupal\\Core\\Menu\\LocalActionInterface');
    $this->argumentResolver = $argument_resolver;
    if ($argument_resolver instanceof ControllerResolverInterface) {
      @trigger_error("Using the 'controller_resolver' service as the first argument is deprecated, use the 'http_kernel.controller.argument_resolver' instead. If your subclass requires the 'controller_resolver' service add it as an additional argument. See https://www.drupal.org/node/2959408.", E_USER_DEPRECATED);
      $this->controllerResolver = $argument_resolver;
    }
    $this->requestStack = $request_stack;
    $this->routeMatch = $route_match;
    $this->routeProvider = $route_provider;
    $this->accessManager = $access_manager;
    $this->moduleHandler = $module_handler;
    $this->account = $account;
    $this
      ->alterInfo('menu_local_actions');
    $this
      ->setCacheBackend($cache_backend, 'local_action_plugins:' . $language_manager
      ->getCurrentLanguage()
      ->getId(), [
      'local_action',
    ]);
  }

  /**
   * {@inheritdoc}
   */
  protected function getDiscovery() {
    if (!isset($this->discovery)) {
      $yaml_discovery = new YamlDiscovery('links.action', $this->moduleHandler
        ->getModuleDirectories());
      $yaml_discovery
        ->addTranslatableProperty('title', 'title_context');
      $this->discovery = new ContainerDerivativeDiscoveryDecorator($yaml_discovery);
    }
    return $this->discovery;
  }

  /**
   * {@inheritdoc}
   */
  public function getTitle(LocalActionInterface $local_action) {
    $controller = [
      $local_action,
      'getTitle',
    ];
    $arguments = $this->argumentResolver
      ->getArguments($this->requestStack
      ->getCurrentRequest(), $controller);
    return call_user_func_array($controller, $arguments);
  }

  /**
   * {@inheritdoc}
   */
  public function getActionsForRoute($route_appears) {
    if (!isset($this->instances[$route_appears])) {
      $route_names = [];
      $this->instances[$route_appears] = [];

      // @todo - optimize this lookup by compiling or caching.
      foreach ($this
        ->getDefinitions() as $plugin_id => $action_info) {
        if (in_array($route_appears, $action_info['appears_on'])) {
          $plugin = $this
            ->createInstance($plugin_id);
          $route_names[] = $plugin
            ->getRouteName();
          $this->instances[$route_appears][$plugin_id] = $plugin;
        }
      }

      // Pre-fetch all the action route objects. This reduces the number of SQL
      // queries that would otherwise be triggered by the access manager.
      if (!empty($route_names)) {
        $this->routeProvider
          ->getRoutesByNames($route_names);
      }
    }
    $links = [];
    $cacheability = new CacheableMetadata();
    $cacheability
      ->addCacheContexts([
      'route',
    ]);

    /** @var $plugin \Drupal\Core\Menu\LocalActionInterface */
    foreach ($this->instances[$route_appears] as $plugin_id => $plugin) {
      $route_name = $plugin
        ->getRouteName();
      $route_parameters = $plugin
        ->getRouteParameters($this->routeMatch);
      $access = $this->accessManager
        ->checkNamedRoute($route_name, $route_parameters, $this->account, TRUE);
      $links[$plugin_id] = [
        '#theme' => 'menu_local_action',
        '#link' => [
          'title' => $this
            ->getTitle($plugin),
          'url' => Url::fromRoute($route_name, $route_parameters),
          'localized_options' => $plugin
            ->getOptions($this->routeMatch),
        ],
        '#access' => $access,
        '#weight' => $plugin
          ->getWeight(),
      ];
      $cacheability
        ->addCacheableDependency($access)
        ->addCacheableDependency($plugin);
    }
    $cacheability
      ->applyTo($links);
    return $links;
  }

}

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::$moduleHandler	protected	property	The module handler to invoke the alter hook.	1
DefaultPluginManager::$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::alterDefinitions	protected	function	Invokes the hook to alter the definitions if the alter hook is set.	1
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::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
LocalActionManager::$accessManager	protected	property	The access manager.
LocalActionManager::$account	protected	property	The current user.
LocalActionManager::$argumentResolver	protected	property	An argument resolver object.
LocalActionManager::$controllerResolver Deprecated	protected	property	A controller resolver object.
LocalActionManager::$defaults	protected	property	Provides some default values for all local action plugins. Overrides DefaultPluginManager::$defaults
LocalActionManager::$instances	protected	property	The plugin instances.
LocalActionManager::$requestStack	protected	property	The request stack.
LocalActionManager::$routeMatch	protected	property	The current route match.
LocalActionManager::$routeProvider	protected	property	The route provider to load routes by name.
LocalActionManager::getActionsForRoute	public	function	Finds all local actions that appear on a named route. Overrides LocalActionManagerInterface::getActionsForRoute
LocalActionManager::getDiscovery	protected	function	Gets the plugin discovery. Overrides DefaultPluginManager::getDiscovery
LocalActionManager::getTitle	public	function	Gets the title for a local action. Overrides LocalActionManagerInterface::getTitle
LocalActionManager::__construct	public	function	Constructs a LocalActionManager object. Overrides DefaultPluginManager::__construct	1
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::$mapper	protected	property	The object that returns the preconfigured plugin instance appropriate for a particular runtime condition.
PluginManagerBase::createInstance	public	function	Creates a pre-configured instance of a plugin. Overrides FactoryInterface::createInstance	12
PluginManagerBase::getInstance	public	function	Gets a preconfigured instance of a plugin. Overrides MapperInterface::getInstance	7
PluginManagerBase::handlePluginNotFound	protected	function	Allows plugin managers to specify custom behavior if a plugin is not found.	1
UseCacheBackendTrait::$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 LocalActionManager in Drupal 8

Hierarchy

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