function field_update_8001 in Drupal 8

Removes the stale 'target_bundle' storage setting on entity_reference fields.

File

core/modules/field/field.install, line 15

Install, update and uninstall functions for the field module.

Code

function field_update_8001() {
  $config = \Drupal::configFactory();

  /** @var \Drupal\Core\Field\FieldTypePluginManager $field_type_manager */
  $field_type_manager = \Drupal::service('plugin.manager.field.field_type');

  // Iterate on all fields storage.
  foreach ($config
    ->listAll('field.storage.') as $field_id) {
    $field_storage = $config
      ->getEditable($field_id);
    $class = $field_type_manager
      ->getPluginClass($field_storage
      ->get('type'));

    // Deal only with entity reference fields and descendants.
    if ($class == EntityReferenceItem::class || is_subclass_of($class, EntityReferenceItem::class)) {

      // Remove 'target_bundle' from settings.
      $field_storage
        ->clear('settings.target_bundle')
        ->save(TRUE);
    }
  }
}