class MenuLinkDefault in Drupal 8

Provides a default implementation for menu link plugins.

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\Core\Menu\MenuLinkBase implements MenuLinkInterface
      • class \Drupal\Core\Menu\MenuLinkDefault implements ContainerFactoryPluginInterface

3 files declare their use of MenuLinkDefault

LoginLogoutMenuLink.php in core/modules/user/src/Plugin/Menu/LoginLogoutMenuLink.php

MenuLinkDefaultFormTest.php in core/tests/Drupal/Tests/Core/Menu/MenuLinkDefaultFormTest.php

MenuLinkDefaultTest.php in core/tests/Drupal/Tests/Core/Menu/MenuLinkDefaultTest.php

File

core/lib/Drupal/Core/Menu/MenuLinkDefault.php, line 11

Namespace

Drupal\Core\Menu

class MenuLinkDefault extends MenuLinkBase implements ContainerFactoryPluginInterface {

  /**
   * {@inheritdoc}
   */
  protected $overrideAllowed = [
    'menu_name' => 1,
    'parent' => 1,
    'weight' => 1,
    'expanded' => 1,
    'enabled' => 1,
  ];

  /**
   * The static menu link service used to store updates to weight/parent etc.
   *
   * @var \Drupal\Core\Menu\StaticMenuLinkOverridesInterface
   */
  protected $staticOverride;

  /**
   * Constructs a new MenuLinkDefault.
   *
   * @param array $configuration
   *   A configuration array containing information about the plugin instance.
   * @param string $plugin_id
   *   The plugin_id for the plugin instance.
   * @param mixed $plugin_definition
   *   The plugin implementation definition.
   * @param \Drupal\Core\Menu\StaticMenuLinkOverridesInterface $static_override
   *   The static override storage.
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, StaticMenuLinkOverridesInterface $static_override) {
    parent::__construct($configuration, $plugin_id, $plugin_definition);
    $this->staticOverride = $static_override;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static($configuration, $plugin_id, $plugin_definition, $container
      ->get('menu_link.static.overrides'));
  }

  /**
   * {@inheritdoc}
   */
  public function getTitle() {
    return (string) $this->pluginDefinition['title'];
  }

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return (string) $this->pluginDefinition['description'];
  }

  /**
   * {@inheritdoc}
   */
  public function isResettable() {

    // The link can be reset if it has an override.
    return (bool) $this->staticOverride
      ->loadOverride($this
      ->getPluginId());
  }

  /**
   * {@inheritdoc}
   */
  public function updateLink(array $new_definition_values, $persist) {

    // Filter the list of updates to only those that are allowed.
    $overrides = array_intersect_key($new_definition_values, $this->overrideAllowed);

    // Update the definition.
    $this->pluginDefinition = $overrides + $this
      ->getPluginDefinition();
    if ($persist) {

      // Always save the menu name as an override to avoid defaulting to tools.
      $overrides['menu_name'] = $this->pluginDefinition['menu_name'];
      $this->staticOverride
        ->saveOverride($this
        ->getPluginId(), $this->pluginDefinition);
    }
    return $this->pluginDefinition;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
MenuLinkBase::deleteLink	public	function	Deletes a menu link. Overrides MenuLinkInterface::deleteLink	2
MenuLinkBase::getCacheContexts	public	function	The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts	3
MenuLinkBase::getCacheMaxAge	public	function	The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge	2
MenuLinkBase::getCacheTags	public	function	The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags	2
MenuLinkBase::getDeleteRoute	public	function	Returns route information for a route to delete the menu link. Overrides MenuLinkInterface::getDeleteRoute	1
MenuLinkBase::getEditRoute	public	function	Returns route information for a custom edit form for the menu link. Overrides MenuLinkInterface::getEditRoute	1
MenuLinkBase::getFormClass	public	function	Returns the name of a class that can build an editing form for this link. Overrides MenuLinkInterface::getFormClass
MenuLinkBase::getMenuName	public	function	Returns the menu name of the menu link. Overrides MenuLinkInterface::getMenuName
MenuLinkBase::getMetaData	public	function	Returns any metadata for this link. Overrides MenuLinkInterface::getMetaData
MenuLinkBase::getOptions	public	function	Returns the options for this link. Overrides MenuLinkInterface::getOptions
MenuLinkBase::getParent	public	function	Returns the plugin ID of the menu link's parent, or an empty string. Overrides MenuLinkInterface::getParent
MenuLinkBase::getProvider	public	function	Returns the provider (module name) of the menu link. Overrides MenuLinkInterface::getProvider
MenuLinkBase::getRouteName	public	function	Returns the route name, if available. Overrides MenuLinkInterface::getRouteName	2
MenuLinkBase::getRouteParameters	public	function	Returns the route parameters, if available. Overrides MenuLinkInterface::getRouteParameters
MenuLinkBase::getTranslateRoute	public	function	Returns route information for a route to translate the menu link. Overrides MenuLinkInterface::getTranslateRoute	1
MenuLinkBase::getUrlObject	public	function	Returns a URL object containing either the external path or route. Overrides MenuLinkInterface::getUrlObject
MenuLinkBase::getWeight	public	function	Returns the weight of the menu link. Overrides MenuLinkInterface::getWeight
MenuLinkBase::isDeletable	public	function	Returns whether this link can be deleted. Overrides MenuLinkInterface::isDeletable	2
MenuLinkBase::isEnabled	public	function	Returns whether the menu link is enabled (not hidden). Overrides MenuLinkInterface::isEnabled
MenuLinkBase::isExpanded	public	function	Returns whether the child menu links should always been shown. Overrides MenuLinkInterface::isExpanded	1
MenuLinkBase::isTranslatable	public	function	Returns whether this link can be translated. Overrides MenuLinkInterface::isTranslatable	1
MenuLinkDefault::$overrideAllowed	protected	property	The list of definition values where an override is allowed. Overrides MenuLinkBase::$overrideAllowed
MenuLinkDefault::$staticOverride	protected	property	The static menu link service used to store updates to weight/parent etc.
MenuLinkDefault::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create	1
MenuLinkDefault::getDescription	public	function	Returns the description of the menu link. Overrides MenuLinkInterface::getDescription
MenuLinkDefault::getTitle	public	function	Returns the localized title to be shown for this link. Overrides MenuLinkInterface::getTitle	1
MenuLinkDefault::isResettable	public	function	Returns whether this link can be reset. Overrides MenuLinkBase::isResettable
MenuLinkDefault::updateLink	public	function	Updates the definition values for a menu link. Overrides MenuLinkInterface::updateLink
MenuLinkDefault::__construct	public	function	Constructs a new MenuLinkDefault. Overrides PluginBase::__construct	1
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
StringTranslationTrait::$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.