public function EntityField::resolveValues in GraphQL 8.3

Retrieve the list of field values.

Always returns a list of field values. Even for single value fields. Single/multi field handling is responsibility of the base class.

Parameters

mixed $value: The current object value.

array $args: Field arguments.

$context: The resolve context.

\GraphQL\Type\Definition\ResolveInfo $info: The resolve info object.

Return value

\Generator The value generator.

Overrides FieldPluginBase::resolveValues

File

modules/graphql_core/src/Plugin/GraphQL/Fields/Entity/EntityField.php, line 24

Class

EntityField

Plugin annotation @GraphQLField( id = "entity_field", secure = true, weight = -2, deriver = "Drupal\graphql_core\Plugin\Deriver\Fields\EntityFieldDeriver", )

Namespace

Drupal\graphql_core\Plugin\GraphQL\Fields\Entity

Code

public function resolveValues($value, array $args, ResolveContext $context, ResolveInfo $info) {
  if ($value instanceof FieldableEntityInterface) {
    $definition = $this
      ->getPluginDefinition();
    $name = $definition['field'];
    if ($value
      ->hasField($name)) {

      /** @var \Drupal\Core\Field\FieldItemListInterface $items */
      $items = $value
        ->get($name);
      $access = $items
        ->access('view', NULL, TRUE);
      if ($access
        ->isAllowed()) {
        foreach ($items as $item) {
          $output = !empty($definition['property']) ? $this
            ->resolveItem($item, $args, $context, $info) : $item;
          (yield new CacheableValue($output, [
            $access,
          ]));
        }
      }
    }
  }
}