function EntityField::getFieldStorageDefinition

Gets the field storage definition.

Return value

\Drupal\Core\Field\FieldStorageDefinitionInterface The field storage definition used by this handler.

Overrides FieldAPIHandlerTrait::getFieldStorageDefinition

File

core/modules/views/src/Plugin/views/field/EntityField.php, line 351

Class

EntityField

A field that displays entity field data.

Namespace

Code

protected function getFieldStorageDefinition() {
    $entity_type_id = $this->definition['entity_type'];
    $field_storage_definitions = $this->entityFieldManager
        ->getFieldStorageDefinitions($entity_type_id);
    // @todo Unify 'entity field'/'field_name' instead of converting back and
    //   forth. https://www.drupal.org/node/2410779
    if (isset($this->definition['field_name']) && isset($field_storage_definitions[$this->definition['field_name']])) {
        return $field_storage_definitions[$this->definition['field_name']];
    }
    if (isset($this->definition['entity field']) && isset($field_storage_definitions[$this->definition['entity field']])) {
        return $field_storage_definitions[$this->definition['entity field']];
    }
    // The list of field storage definitions above does not include computed
    // base fields, so we need to explicitly fetch a list of all base fields in
    // order to support them.
    // @see \Drupal\Core\Entity\EntityFieldManager::getFieldStorageDefinitions()
    $base_fields = $this->entityFieldManager
        ->getBaseFieldDefinitions($entity_type_id);
    if (isset($this->definition['field_name']) && isset($base_fields[$this->definition['field_name']])) {
        return $base_fields[$this->definition['field_name']]
            ->getFieldStorageDefinition();
    }
}