Converts path variables to their corresponding objects.

Parameters

mixed $value: The raw value.

mixed $definition: The parameter definition provided in the route options.

string $name: The name of the parameter.

array $defaults: The route defaults array.

Return value

mixed|null The converted parameter value.

Overrides ParamConverterInterface::convert

File

core/lib/Drupal/Core/ParamConverter/EntityRevisionParamConverter.php, line 62

Class

EntityRevisionParamConverter

Parameter converter for upcasting entity revision IDs to full objects.

Namespace

Drupal\Core\ParamConverter

Code

public function convert($value, $definition, $name, array $defaults) {
  $entity_type_id = $this->getEntityTypeFromDefaults($definition, $name, $defaults);
  /** @var \Drupal\Core\Entity\RevisionableStorageInterface $storage */
  $storage = $this->entityTypeManager
    ->getStorage($entity_type_id);
  $entity = $storage->loadRevision($value);
  // If the entity type is translatable, ensure we return the proper
  // translation object for the current context.
  if ($entity instanceof EntityInterface && $entity instanceof TranslatableInterface) {
    $entity = $this->entityRepository
      ->getTranslationFromContext($entity, NULL, [
      'operation' => 'entity_upcast',
    ]);
  }
  return $entity;
}

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