public function ResourceFieldEntity::access in RESTful 7.2

Throws

\EntityMetadataWrapperException

Overrides ResourceFieldInterface::access

2 calls to ResourceFieldEntity::access()

ResourceFieldEntity::value in src/Plugin/resource/Field/ResourceFieldEntity.php

Gets the value for the field given a data source.

ResourceFieldEntityReference::value in src/Plugin/resource/Field/ResourceFieldEntityReference.php

Gets the value for the field given a data source.

File

src/Plugin/resource/Field/ResourceFieldEntity.php, line 385

Contains \Drupal\restful\Plugin\resource\Field\ResourceFieldEntity

Class

ResourceFieldEntity

Class ResourceFieldEntity.

Namespace

Drupal\restful\Plugin\resource\Field

Code

public function access($op, DataInterpreterInterface $interpreter) {

  // Perform basic access checks.
  if (!$this->decorated
    ->access($op, $interpreter)) {
    return FALSE;
  }
  if (!$this
    ->getProperty()) {

    // If there is no property we cannot check for property access.
    return TRUE;
  }

  // Perform field API access checks.
  if (!($property_wrapper = $this
    ->propertyWrapper($interpreter))) {
    return FALSE;
  }
  if ($this
    ->isWrapperMethodOnEntity() && $this
    ->getWrapperMethod() && $this
    ->getProperty()) {

    // Sometimes we define fields as $wrapper->getIdentifier. We need to
    // resolve that to $wrapper->nid to call $wrapper->nid->info().
    $property_wrapper = $property_wrapper->{$this
      ->getProperty()};
  }
  $account = $interpreter
    ->getAccount();

  // Check format access for text fields.
  if ($op == 'edit' && $property_wrapper
    ->type() == 'text_formatted' && $property_wrapper
    ->value() && $property_wrapper->format
    ->value()) {
    $format = (object) array(
      'format' => $property_wrapper->format
        ->value(),
    );

    // Only check filter access on write contexts.
    if (!filter_access($format, $account)) {
      return FALSE;
    }
  }
  $info = $property_wrapper
    ->info();
  if ($op == 'edit' && empty($info['setter callback'])) {

    // Property does not allow setting.
    return FALSE;
  }

  // If $interpreter->getWrapper()->value() === FALSE it means that the entity
  // could not be loaded, thus checking properties on it will result in
  // errors.
  // Ex: this happens when the embedded author is the anonymous user. Doing
  // user_load(0) returns FALSE.
  $access = $interpreter
    ->getWrapper()
    ->value() !== FALSE && $property_wrapper
    ->access($op, $account);
  return $access !== FALSE;
}