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<?php
namespace Drupal\mongodb_watchdog\Controller\ArgumentResolver;
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpKernel\Controller\ArgumentValueResolverInterface;
use Symfony\Component\HttpKernel\ControllerMetadata\ArgumentMetadata;
/**
* Yields a form_state argument for FormStateInterface $formState arguments.
*
* This resolver supports form methods with a FormStateInterface argument
* regardless of its name.
*/
class FormStateValueResolver implements ArgumentValueResolverInterface {
const NAME_LEGACY = 'form_state';
* {@inheritdoc}
public function supports(Request $request, ArgumentMetadata $argument) {
$argumentInterfaceMatches = $argument->getType() === FormStateInterface::class;
$requestAttributeExists = $request->attributes->has(static::NAME_LEGACY);
return $argumentInterfaceMatches || $requestAttributeExists;
}
public function resolve(Request $request, ArgumentMetadata $argument) {
$formState = $request->attributes->has(static::NAME_LEGACY)
? $request->attributes->get(static::NAME_LEGACY)
: NULL;
yield $formState;
FGM /
mongodb
