class EntityLazyLoadContext in Page Manager 8

@todo.

Hierarchy

• class \Drupal\Component\Plugin\Context\Context implements ContextInterface
  • class \Drupal\Core\Plugin\Context\Context implements ContextInterface uses DependencySerializationTrait, TypedDataTrait
    • class \Drupal\page_manager\Context\EntityLazyLoadContext

2 files declare their use of EntityLazyLoadContext

ContextMapper.php in src/ContextMapper.php

Contains \Drupal\page_manager\ContextMapper.

ContextMapperTest.php in tests/src/Unit/ContextMapperTest.php

Contains \Drupal\Tests\page_manager\Unit\ContextMapperTest.

File

src/Context/EntityLazyLoadContext.php, line 17

Contains \Drupal\page_manager\Context\EntityLazyLoadContext.

Namespace

Drupal\page_manager\Context

class EntityLazyLoadContext extends Context {

  /**
   * The entity UUID.
   *
   * @var string
   */
  protected $uuid;

  /**
   * The entity repository.
   *
   * @var \Drupal\Core\Entity\EntityRepositoryInterface
   */
  protected $entityRepository;

  /**
   * Construct an EntityLazyLoadContext object.
   *
   * @param \Drupal\Core\Plugin\Context\ContextDefinitionInterface $context_definition
   *   The context definition.
   * @param \Drupal\Core\Entity\EntityRepositoryInterface $entity_repository
   *   The entity repository.
   * @param string $uuid
   *   The UUID of the entity.
   */
  public function __construct(ContextDefinitionInterface $context_definition, EntityRepositoryInterface $entity_repository, $uuid) {
    parent::__construct($context_definition);
    $this->entityRepository = $entity_repository;
    $this->uuid = $uuid;
  }

  /**
   * {@inheritdoc}
   */
  public function getContextValue() {
    if (!$this->contextData) {
      $entity_type_id = substr($this->contextDefinition
        ->getDataType(), 7);
      $this
        ->setContextValue($this->entityRepository
        ->loadEntityByUuid($entity_type_id, $this->uuid));
    }
    return parent::getContextValue();
  }

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

    // Ensure that the entity is loaded before checking if it exists.
    if (!$this->contextData) {
      $this
        ->getContextValue();
    }
    return parent::hasContextValue();
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Context::$cacheabilityMetadata	protected	property	The cacheability metadata.
Context::$contextData	protected	property	The data associated with the context.
Context::$contextDefinition	protected	property	The definition to which a context must conform. Overrides Context::$contextDefinition
Context::$contextValue	protected	property	The value of the context.
Context::addCacheableDependency	public	function	Adds a dependency on an object: merges its cacheability metadata. Overrides ContextInterface::addCacheableDependency
Context::createFromContext	public static	function	Creates a new context with a different value. Overrides ContextInterface::createFromContext
Context::getCacheContexts	public	function	The cache contexts associated with this object. Overrides CacheableDependencyInterface::getCacheContexts
Context::getCacheMaxAge	public	function	The maximum age for which this object may be cached. Overrides CacheableDependencyInterface::getCacheMaxAge
Context::getCacheTags	public	function	The cache tags associated with this object. Overrides CacheableDependencyInterface::getCacheTags
Context::getConstraints	public	function	Gets a list of validation constraints. Overrides Context::getConstraints
Context::getContextData	public	function	Gets the context value as typed data object. Overrides ContextInterface::getContextData
Context::getContextDefinition	public	function	Gets the provided definition that the context must conform to. Overrides Context::getContextDefinition
Context::setContextValue	protected	function	Sets the context value.
Context::validate	public	function	Validates the set context value. Overrides Context::validate
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
EntityLazyLoadContext::$entityRepository	protected	property	The entity repository.
EntityLazyLoadContext::$uuid	protected	property	The entity UUID.
EntityLazyLoadContext::getContextValue	public	function	Gets the context value. Overrides Context::getContextValue
EntityLazyLoadContext::hasContextValue	public	function	Returns whether the context has a value. Overrides Context::hasContextValue
EntityLazyLoadContext::__construct	public	function	Construct an EntityLazyLoadContext object. Overrides Context::__construct
TypedDataTrait::$typedDataManager	protected	property	The typed data manager used for creating the data types.
TypedDataTrait::getTypedDataManager	public	function	Gets the typed data manager.	2
TypedDataTrait::setTypedDataManager	public	function	Sets the typed data manager.	2