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<?php
namespace Drupal\Core\Field;
use Drupal\Core\State\StateInterface;
/**
* Provides a repository for deleted field and field storage objects.
*
* @internal
*/
class DeletedFieldsRepository implements DeletedFieldsRepositoryInterface {
/**
* The state key/value store.
*
* @var \Drupal\Core\State\StateInterface
*/
protected $state;
/**
* Constructs a new deleted fields repository.
*
* @param \Drupal\Core\State\StateInterface $state
* The state key/value store.
*/
public function __construct(StateInterface $state) {
$this->state = $state;
}
/**
* {@inheritdoc}
*/
public function getFieldDefinitions($field_storage_unique_id = NULL) {
$deleted_field_definitions = $this->state->get('field.field.deleted', []);
if ($field_storage_unique_id) {
$deleted_field_definitions = array_filter($deleted_field_definitions, function (FieldDefinitionInterface $field_definition) use ($field_storage_unique_id) {
return $field_definition->getFieldStorageDefinition()->getUniqueStorageIdentifier() === $field_storage_unique_id;
});
}
return $deleted_field_definitions;
}
/**
* {@inheritdoc}
*/
public function getFieldStorageDefinitions() {
return $this->state->get('field.storage.deleted', []);
}
/**
* {@inheritdoc}
*/
public function addFieldDefinition(FieldDefinitionInterface $field_definition) {
$deleted_field_definitions = $this->state->get('field.field.deleted', []);
$deleted_field_definitions[$field_definition->getUniqueIdentifier()] = $field_definition;
$this->state->set('field.field.deleted', $deleted_field_definitions);
return $this;
}
/**
* {@inheritdoc}
*/
public function addFieldStorageDefinition(FieldStorageDefinitionInterface $field_storage_definition) {
$deleted_storage_definitions = $this->state->get('field.storage.deleted', []);
$deleted_storage_definitions[$field_storage_definition->getUniqueStorageIdentifier()] = $field_storage_definition;
$this->state->set('field.storage.deleted', $deleted_storage_definitions);
return $this;
}
/**
* {@inheritdoc}
*/
public function removeFieldDefinition(FieldDefinitionInterface $field_definition) {
$deleted_field_definitions = $this->state->get('field.field.deleted', []);
unset($deleted_field_definitions[$field_definition->getUniqueIdentifier()]);
$this->state->set('field.field.deleted', $deleted_field_definitions);
return $this;
}
/**
* {@inheritdoc}
*/
public function removeFieldStorageDefinition(FieldStorageDefinitionInterface $field_storage_definition) {
$deleted_storage_definitions = $this->state->get('field.storage.deleted', []);
unset($deleted_storage_definitions[$field_storage_definition->getUniqueStorageIdentifier()]);
$this->state->set('field.storage.deleted', $deleted_storage_definitions);
return $this;
}
}