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<?php
namespace Drupal\Core\Entity;
use Drupal\Core\Config\Entity\ConfigEntityBase;
use Drupal\Core\Config\Entity\ConfigEntityInterface;
/**
* Base class for config entity types with settings for form and view modes.
*/
abstract class EntityDisplayModeBase extends ConfigEntityBase implements EntityDisplayModeInterface {
/**
* The ID of the form or view mode.
*
* @var string
*/
protected $id;
/**
* The human-readable name of the form or view mode.
*
* @var string
*/
protected $label;
/**
* The entity type this form or view mode is used for.
*
* This is not to be confused with EntityDisplayModeBase::$entityType which is
* inherited from Entity::$entityType.
*
* @var string
*/
protected $targetEntityType;
/**
* Whether or not this form or view mode has custom settings by default.
*
* If FALSE, entities displayed in this mode will reuse the 'default' display
* settings by default (e.g. right after the module exposing the form or view
* mode is enabled), but administrators can later use the Field UI to apply
* custom display settings specific to the form or view mode.
*
* @var bool
*/
protected $status = TRUE;
/**
* Whether or not the rendered output of this view mode is cached by default.
*
* @var bool
*/
protected $cache = TRUE;
/**
* {@inheritdoc}
*/
public static function sort(ConfigEntityInterface $a, ConfigEntityInterface $b) {
/** @var \Drupal\Core\Entity\EntityDisplayModeInterface $a */
/** @var \Drupal\Core\Entity\EntityDisplayModeInterface $b */
// Sort by the type of entity the view mode is used for.
$a_type = $a->getTargetType();
$b_type = $b->getTargetType();
$type_order = strnatcasecmp($a_type, $b_type);
return $type_order != 0 ? $type_order : parent::sort($a, $b);
}
/**
* {@inheritdoc}
*/
public function getTargetType() {
return $this->targetEntityType;
}
/**
* {@inheritdoc}
*/
public function setTargetType($target_entity_type) {
$this->targetEntityType = $target_entity_type;
return $this;
}
/**
* {@inheritdoc}
*/
public function calculateDependencies() {
parent::calculateDependencies();
$target_entity_type = \Drupal::entityManager()->getDefinition($this->targetEntityType);
$this->addDependency('module', $target_entity_type->getProvider());
return $this;
}
/**
* {@inheritdoc}
*/
public function preSave(EntityStorageInterface $storage) {
parent::preSave($storage);
\Drupal::entityManager()->clearCachedFieldDefinitions();
}
/**
* {@inheritdoc}
*/
public static function preDelete(EntityStorageInterface $storage, array $entities) {
parent::preDelete($storage, $entities);
\Drupal::entityManager()->clearCachedFieldDefinitions();
}
}