diff core/lib/Drupal/Core/Entity/Entity.php @ 18:af1871eacc83

Update to Drupal core 8.7.1

--- a/core/lib/Drupal/Core/Entity/Entity.php	Thu Feb 28 13:21:36 2019 +0000
+++ b/core/lib/Drupal/Core/Entity/Entity.php	Thu May 09 15:33:08 2019 +0100
@@ -2,664 +2,14 @@
 
 namespace Drupal\Core\Entity;
 
-use Drupal\Core\Cache\Cache;
-use Drupal\Core\Cache\RefinableCacheableDependencyTrait;
-use Drupal\Core\DependencyInjection\DependencySerializationTrait;
-use Drupal\Core\Config\Entity\Exception\ConfigEntityIdLengthException;
-use Drupal\Core\Entity\Exception\UndefinedLinkTemplateException;
-use Drupal\Core\Language\Language;
-use Drupal\Core\Language\LanguageInterface;
-use Drupal\Core\Link;
-use Drupal\Core\Session\AccountInterface;
-use Drupal\Core\Url;
-use Symfony\Component\Routing\Exception\MissingMandatoryParametersException;
-use Symfony\Component\Routing\Exception\RouteNotFoundException;
+@trigger_error('The ' . __NAMESPACE__ . '\Entity is deprecated in Drupal 8.7.0 and will be removed before Drupal 9.0.0. Instead, use ' . __NAMESPACE__ . '\EntityBase. See https://www.drupal.org/node/3021808', E_USER_DEPRECATED);
 
 /**
  * Defines a base entity class.
+ *
+ * @deprecated in Drupal 8.7.0 and will be removed in Drupal 9.0.0. Use
+ *   \Drupal\Core\Entity\EntityBase instead.
+ *
+ * @see https://www.drupal.org/node/3021808
  */
-abstract class Entity implements EntityInterface {
-
-  use RefinableCacheableDependencyTrait;
-
-  use DependencySerializationTrait {
-    __sleep as traitSleep;
-  }
-
-  /**
-   * The entity type.
-   *
-   * @var string
-   */
-  protected $entityTypeId;
-
-  /**
-   * Boolean indicating whether the entity should be forced to be new.
-   *
-   * @var bool
-   */
-  protected $enforceIsNew;
-
-  /**
-   * A typed data object wrapping this entity.
-   *
-   * @var \Drupal\Core\TypedData\ComplexDataInterface
-   */
-  protected $typedData;
-
-  /**
-   * Constructs an Entity object.
-   *
-   * @param array $values
-   *   An array of values to set, keyed by property name. If the entity type
-   *   has bundles, the bundle key has to be specified.
-   * @param string $entity_type
-   *   The type of the entity to create.
-   */
-  public function __construct(array $values, $entity_type) {
-    $this->entityTypeId = $entity_type;
-    // Set initial values.
-    foreach ($values as $key => $value) {
-      $this->$key = $value;
-    }
-  }
-
-  /**
-   * Gets the entity manager.
-   *
-   * @return \Drupal\Core\Entity\EntityManagerInterface
-   *
-   * @deprecated in Drupal 8.0.0 and will be removed before Drupal 9.0.0.
-   *   Use \Drupal::entityTypeManager() instead in most cases. If the needed
-   *   method is not on \Drupal\Core\Entity\EntityTypeManagerInterface, see the
-   *   deprecated \Drupal\Core\Entity\EntityManager to find the
-   *   correct interface or service.
-   */
-  protected function entityManager() {
-    return \Drupal::entityManager();
-  }
-
-  /**
-   * Gets the entity type manager.
-   *
-   * @return \Drupal\Core\Entity\EntityTypeManagerInterface
-   */
-  protected function entityTypeManager() {
-    return \Drupal::entityTypeManager();
-  }
-
-  /**
-   * Gets the entity type bundle info service.
-   *
-   * @return \Drupal\Core\Entity\EntityTypeBundleInfoInterface
-   */
-  protected function entityTypeBundleInfo() {
-    return \Drupal::service('entity_type.bundle.info');
-  }
-
-  /**
-   * Gets the language manager.
-   *
-   * @return \Drupal\Core\Language\LanguageManagerInterface
-   */
-  protected function languageManager() {
-    return \Drupal::languageManager();
-  }
-
-  /**
-   * Gets the UUID generator.
-   *
-   * @return \Drupal\Component\Uuid\UuidInterface
-   */
-  protected function uuidGenerator() {
-    return \Drupal::service('uuid');
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function id() {
-    return isset($this->id) ? $this->id : NULL;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function uuid() {
-    return isset($this->uuid) ? $this->uuid : NULL;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function isNew() {
-    return !empty($this->enforceIsNew) || !$this->id();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function enforceIsNew($value = TRUE) {
-    $this->enforceIsNew = $value;
-
-    return $this;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getEntityTypeId() {
-    return $this->entityTypeId;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function bundle() {
-    return $this->entityTypeId;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function label() {
-    $label = NULL;
-    $entity_type = $this->getEntityType();
-    if (($label_callback = $entity_type->getLabelCallback()) && is_callable($label_callback)) {
-      $label = call_user_func($label_callback, $this);
-    }
-    elseif (($label_key = $entity_type->getKey('label')) && isset($this->{$label_key})) {
-      $label = $this->{$label_key};
-    }
-    return $label;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function urlInfo($rel = 'canonical', array $options = []) {
-    return $this->toUrl($rel, $options);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function toUrl($rel = 'canonical', array $options = []) {
-    if ($this->id() === NULL) {
-      throw new EntityMalformedException(sprintf('The "%s" entity cannot have a URI as it does not have an ID', $this->getEntityTypeId()));
-    }
-
-    // The links array might contain URI templates set in annotations.
-    $link_templates = $this->linkTemplates();
-
-    // Links pointing to the current revision point to the actual entity. So
-    // instead of using the 'revision' link, use the 'canonical' link.
-    if ($rel === 'revision' && $this instanceof RevisionableInterface && $this->isDefaultRevision()) {
-      $rel = 'canonical';
-    }
-
-    if (isset($link_templates[$rel])) {
-      $route_parameters = $this->urlRouteParameters($rel);
-      $route_name = "entity.{$this->entityTypeId}." . str_replace(['-', 'drupal:'], ['_', ''], $rel);
-      $uri = new Url($route_name, $route_parameters);
-    }
-    else {
-      $bundle = $this->bundle();
-      // A bundle-specific callback takes precedence over the generic one for
-      // the entity type.
-      $bundles = $this->entityTypeBundleInfo()->getBundleInfo($this->getEntityTypeId());
-      if (isset($bundles[$bundle]['uri_callback'])) {
-        $uri_callback = $bundles[$bundle]['uri_callback'];
-      }
-      elseif ($entity_uri_callback = $this->getEntityType()->getUriCallback()) {
-        $uri_callback = $entity_uri_callback;
-      }
-
-      // Invoke the callback to get the URI. If there is no callback, use the
-      // default URI format.
-      if (isset($uri_callback) && is_callable($uri_callback)) {
-        $uri = call_user_func($uri_callback, $this);
-      }
-      else {
-        throw new UndefinedLinkTemplateException("No link template '$rel' found for the '{$this->getEntityTypeId()}' entity type");
-      }
-    }
-
-    // Pass the entity data through as options, so that alter functions do not
-    // need to look up this entity again.
-    $uri
-      ->setOption('entity_type', $this->getEntityTypeId())
-      ->setOption('entity', $this);
-
-    // Display links by default based on the current language.
-    // Link relations that do not require an existing entity should not be
-    // affected by this entity's language, however.
-    if (!in_array($rel, ['collection', 'add-page', 'add-form'], TRUE)) {
-      $options += ['language' => $this->language()];
-    }
-
-    $uri_options = $uri->getOptions();
-    $uri_options += $options;
-
-    return $uri->setOptions($uri_options);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function hasLinkTemplate($rel) {
-    $link_templates = $this->linkTemplates();
-    return isset($link_templates[$rel]);
-  }
-
-  /**
-   * Gets an array link templates.
-   *
-   * @return array
-   *   An array of link templates containing paths.
-   */
-  protected function linkTemplates() {
-    return $this->getEntityType()->getLinkTemplates();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function link($text = NULL, $rel = 'canonical', array $options = []) {
-    return $this->toLink($text, $rel, $options)->toString();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function toLink($text = NULL, $rel = 'canonical', array $options = []) {
-    if (!isset($text)) {
-      $text = $this->label();
-    }
-    $url = $this->toUrl($rel);
-    $options += $url->getOptions();
-    $url->setOptions($options);
-    return new Link($text, $url);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function url($rel = 'canonical', $options = []) {
-    // While self::toUrl() will throw an exception if the entity has no id,
-    // the expected result for a URL is always a string.
-    if ($this->id() === NULL || !$this->hasLinkTemplate($rel)) {
-      return '';
-    }
-
-    $uri = $this->toUrl($rel);
-    $options += $uri->getOptions();
-    $uri->setOptions($options);
-    return $uri->toString();
-  }
-
-  /**
-   * Gets an array of placeholders for this entity.
-   *
-   * Individual entity classes may override this method to add additional
-   * placeholders if desired. If so, they should be sure to replicate the
-   * property caching logic.
-   *
-   * @param string $rel
-   *   The link relationship type, for example: canonical or edit-form.
-   *
-   * @return array
-   *   An array of URI placeholders.
-   */
-  protected function urlRouteParameters($rel) {
-    $uri_route_parameters = [];
-
-    if (!in_array($rel, ['collection', 'add-page', 'add-form'], TRUE)) {
-      // The entity ID is needed as a route parameter.
-      $uri_route_parameters[$this->getEntityTypeId()] = $this->id();
-    }
-    if ($rel === 'add-form' && ($this->getEntityType()->hasKey('bundle'))) {
-      $parameter_name = $this->getEntityType()->getBundleEntityType() ?: $this->getEntityType()->getKey('bundle');
-      $uri_route_parameters[$parameter_name] = $this->bundle();
-    }
-    if ($rel === 'revision' && $this instanceof RevisionableInterface) {
-      $uri_route_parameters[$this->getEntityTypeId() . '_revision'] = $this->getRevisionId();
-    }
-
-    return $uri_route_parameters;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function uriRelationships() {
-    return array_filter(array_keys($this->linkTemplates()), function ($link_relation_type) {
-      // It's not guaranteed that every link relation type also has a
-      // corresponding route. For some, additional modules or configuration may
-      // be necessary. The interface demands that we only return supported URI
-      // relationships.
-      try {
-        $this->toUrl($link_relation_type)->toString(TRUE)->getGeneratedUrl();
-      }
-      catch (RouteNotFoundException $e) {
-        return FALSE;
-      }
-      catch (MissingMandatoryParametersException $e) {
-        return FALSE;
-      }
-      return TRUE;
-    });
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function access($operation, AccountInterface $account = NULL, $return_as_object = FALSE) {
-    if ($operation == 'create') {
-      return $this->entityTypeManager()
-        ->getAccessControlHandler($this->entityTypeId)
-        ->createAccess($this->bundle(), $account, [], $return_as_object);
-    }
-    return $this->entityTypeManager()
-      ->getAccessControlHandler($this->entityTypeId)
-      ->access($this, $operation, $account, $return_as_object);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function language() {
-    if ($key = $this->getEntityType()->getKey('langcode')) {
-      $langcode = $this->$key;
-      $language = $this->languageManager()->getLanguage($langcode);
-      if ($language) {
-        return $language;
-      }
-    }
-    // Make sure we return a proper language object.
-    $langcode = !empty($this->langcode) ? $this->langcode : LanguageInterface::LANGCODE_NOT_SPECIFIED;
-    $language = new Language(['id' => $langcode]);
-    return $language;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function save() {
-    $storage = $this->entityTypeManager()->getStorage($this->entityTypeId);
-    return $storage->save($this);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function delete() {
-    if (!$this->isNew()) {
-      $this->entityTypeManager()->getStorage($this->entityTypeId)->delete([$this->id() => $this]);
-    }
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function createDuplicate() {
-    $duplicate = clone $this;
-    $entity_type = $this->getEntityType();
-    // Reset the entity ID and indicate that this is a new entity.
-    $duplicate->{$entity_type->getKey('id')} = NULL;
-    $duplicate->enforceIsNew();
-
-    // Check if the entity type supports UUIDs and generate a new one if so.
-    if ($entity_type->hasKey('uuid')) {
-      $duplicate->{$entity_type->getKey('uuid')} = $this->uuidGenerator()->generate();
-    }
-    return $duplicate;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getEntityType() {
-    return $this->entityTypeManager()->getDefinition($this->getEntityTypeId());
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function preSave(EntityStorageInterface $storage) {
-    // Check if this is an entity bundle.
-    if ($this->getEntityType()->getBundleOf()) {
-      // Throw an exception if the bundle ID is longer than 32 characters.
-      if (mb_strlen($this->id()) > EntityTypeInterface::BUNDLE_MAX_LENGTH) {
-        throw new ConfigEntityIdLengthException("Attempt to create a bundle with an ID longer than " . EntityTypeInterface::BUNDLE_MAX_LENGTH . " characters: $this->id().");
-      }
-    }
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function postSave(EntityStorageInterface $storage, $update = TRUE) {
-    $this->invalidateTagsOnSave($update);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function preCreate(EntityStorageInterface $storage, array &$values) {
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function postCreate(EntityStorageInterface $storage) {
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function preDelete(EntityStorageInterface $storage, array $entities) {
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function postDelete(EntityStorageInterface $storage, array $entities) {
-    static::invalidateTagsOnDelete($storage->getEntityType(), $entities);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function postLoad(EntityStorageInterface $storage, array &$entities) {
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function referencedEntities() {
-    return [];
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getCacheContexts() {
-    return $this->cacheContexts;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getCacheTagsToInvalidate() {
-    // @todo Add bundle-specific listing cache tag?
-    //   https://www.drupal.org/node/2145751
-    if ($this->isNew()) {
-      return [];
-    }
-    return [$this->entityTypeId . ':' . $this->id()];
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getCacheTags() {
-    if ($this->cacheTags) {
-      return Cache::mergeTags($this->getCacheTagsToInvalidate(), $this->cacheTags);
-    }
-    return $this->getCacheTagsToInvalidate();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getCacheMaxAge() {
-    return $this->cacheMaxAge;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function load($id) {
-    $entity_type_repository = \Drupal::service('entity_type.repository');
-    $entity_type_manager = \Drupal::entityTypeManager();
-    $storage = $entity_type_manager->getStorage($entity_type_repository->getEntityTypeFromClass(get_called_class()));
-    return $storage->load($id);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function loadMultiple(array $ids = NULL) {
-    $entity_type_repository = \Drupal::service('entity_type.repository');
-    $entity_type_manager = \Drupal::entityTypeManager();
-    $storage = $entity_type_manager->getStorage($entity_type_repository->getEntityTypeFromClass(get_called_class()));
-    return $storage->loadMultiple($ids);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public static function create(array $values = []) {
-    $entity_type_repository = \Drupal::service('entity_type.repository');
-    $entity_type_manager = \Drupal::entityTypeManager();
-    $storage = $entity_type_manager->getStorage($entity_type_repository->getEntityTypeFromClass(get_called_class()));
-    return $storage->create($values);
-  }
-
-  /**
-   * Invalidates an entity's cache tags upon save.
-   *
-   * @param bool $update
-   *   TRUE if the entity has been updated, or FALSE if it has been inserted.
-   */
-  protected function invalidateTagsOnSave($update) {
-    // An entity was created or updated: invalidate its list cache tags. (An
-    // updated entity may start to appear in a listing because it now meets that
-    // listing's filtering requirements. A newly created entity may start to
-    // appear in listings because it did not exist before.)
-    $tags = $this->getEntityType()->getListCacheTags();
-    if ($this->hasLinkTemplate('canonical')) {
-      // Creating or updating an entity may change a cached 403 or 404 response.
-      $tags = Cache::mergeTags($tags, ['4xx-response']);
-    }
-    if ($update) {
-      // An existing entity was updated, also invalidate its unique cache tag.
-      $tags = Cache::mergeTags($tags, $this->getCacheTagsToInvalidate());
-    }
-    Cache::invalidateTags($tags);
-  }
-
-  /**
-   * Invalidates an entity's cache tags upon delete.
-   *
-   * @param \Drupal\Core\Entity\EntityTypeInterface $entity_type
-   *   The entity type definition.
-   * @param \Drupal\Core\Entity\EntityInterface[] $entities
-   *   An array of entities.
-   */
-  protected static function invalidateTagsOnDelete(EntityTypeInterface $entity_type, array $entities) {
-    $tags = $entity_type->getListCacheTags();
-    foreach ($entities as $entity) {
-      // An entity was deleted: invalidate its own cache tag, but also its list
-      // cache tags. (A deleted entity may cause changes in a paged list on
-      // other pages than the one it's on. The one it's on is handled by its own
-      // cache tag, but subsequent list pages would not be invalidated, hence we
-      // must invalidate its list cache tags as well.)
-      $tags = Cache::mergeTags($tags, $entity->getCacheTagsToInvalidate());
-    }
-    Cache::invalidateTags($tags);
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getOriginalId() {
-    // By default, entities do not support renames and do not have original IDs.
-    return NULL;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function setOriginalId($id) {
-    // By default, entities do not support renames and do not have original IDs.
-    // If the specified ID is anything except NULL, this should mark this entity
-    // as no longer new.
-    if ($id !== NULL) {
-      $this->enforceIsNew(FALSE);
-    }
-
-    return $this;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function toArray() {
-    return [];
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getTypedData() {
-    if (!isset($this->typedData)) {
-      $class = \Drupal::typedDataManager()->getDefinition('entity')['class'];
-      $this->typedData = $class::createFromEntity($this);
-    }
-    return $this->typedData;
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function __sleep() {
-    $this->typedData = NULL;
-    return $this->traitSleep();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getConfigDependencyKey() {
-    return $this->getEntityType()->getConfigDependencyKey();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getConfigDependencyName() {
-    return $this->getEntityTypeId() . ':' . $this->bundle() . ':' . $this->uuid();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function getConfigTarget() {
-    // For content entities, use the UUID for the config target identifier.
-    // This ensures that references to the target can be deployed reliably.
-    return $this->uuid();
-  }
-
-}
+abstract class Entity extends EntityBase {}