annotate core/modules/menu_link_content/src/MenuLinkContentInterface.php @ 19:fa3358dc1485 tip

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<?php

namespace Drupal\menu_link_content;

use Drupal\Core\Entity\EntityChangedInterface;
use Drupal\Core\Entity\ContentEntityInterface;
use Drupal\Core\Entity\EntityPublishedInterface;
use Drupal\Core\Entity\RevisionLogInterface;

/**
 * Defines an interface for custom menu links.
 */
interface MenuLinkContentInterface extends ContentEntityInterface, EntityChangedInterface, EntityPublishedInterface, RevisionLogInterface {

  /**
   * Flags this instance as being wrapped in a menu link plugin instance.
   */
  public function setInsidePlugin();

  /**
   * Gets the title of the menu link.
   *
   * @return string
   *   The title of the link.
   */
  public function getTitle();

  /**
   * Gets the url object pointing to the URL of the menu link content entity.
   *
   * @return \Drupal\Core\Url
   *   A Url object instance.
   */
  public function getUrlObject();

  /**
   * Gets the menu name of the custom menu link.
   *
   * @return string
   *   The menu ID.
   */
  public function getMenuName();

  /**
   * Gets the description of the menu link for the UI.
   *
   * @return string
   *   The description to use on admin pages or as a title attribute.
   */
  public function getDescription();

  /**
   * Gets the menu plugin ID associated with this entity.
   *
   * @return string
   *   The plugin ID.
   */
  public function getPluginId();

  /**
   * Returns whether the menu link is marked as enabled.
   *
   * @return bool
   *   TRUE if is enabled, otherwise FALSE.
   */
  public function isEnabled();

  /**
   * Returns whether the menu link is marked as always expanded.
   *
   * @return bool
   *   TRUE for expanded, FALSE otherwise.
   */
  public function isExpanded();

  /**
   * Gets the plugin ID of the parent menu link.
   *
   * @return string
   *   A plugin ID, or empty string if this link is at the top level.
   */
  public function getParentId();

  /**
   * Returns the weight of the menu link content entity.
   *
   * @return int
   *   A weight for use when ordering links.
   */
  public function getWeight();

  /**
   * Builds up the menu link plugin definition for this entity.
   *
   * @return array
   *   The plugin definition corresponding to this entity.
   *
   * @see \Drupal\Core\Menu\MenuLinkTree::$defaults
   */
  public function getPluginDefinition();

  /**
   * Returns whether the menu link requires rediscovery.
   *
   * If a menu-link points to a user-supplied path such as /blog then the route
   * this resolves to needs to be rediscovered as the module or route providing
   * a given path might change over time.
   *
   * For example: at the time a menu-link is created, the /blog path might be
   * provided by a route in Views module, but later this path may be served by
   * the Panels module. Flagging a link as requiring rediscovery ensures that if
   * the route that provides a user-entered path changes over time, the link is
   * flexible enough to update to reflect these changes.
   *
   * @return bool
   *   TRUE if the menu link requires rediscovery during route rebuilding.
   */
  public function requiresRediscovery();

  /**
   * Flags a link as requiring rediscovery.
   *
   * @param bool $rediscovery
   *   Whether or not the link requires rediscovery.
   *
   * @return $this
   *   The instance on which the method was called.
   *
   * @see \Drupal\menu_link_content\MenuLinkContentInterface::requiresRediscovery()
   */
  public function setRequiresRediscovery($rediscovery);

}