Returns the ID of the challenge provider for a request.

Parameters

\Symfony\Component\HttpFoundation\Request $request: The incoming request.

Return value

string|null The ID of the first authentication provider which applies to the request. If no application detects appropriate credentials, then NULL is returned.

1 call to AuthenticationManager::getChallenger()

AuthenticationManager::challengeException in core/lib/Drupal/Core/Authentication/AuthenticationManager.php

Constructs an exception which is used to generate the challenge.

File

core/lib/Drupal/Core/Authentication/AuthenticationManager.php, line 119

Class

AuthenticationManager

Manager for authentication.

Namespace

Drupal\Core\Authentication

Code

protected function getChallenger(Request $request) {
  foreach ($this->authCollector
    ->getSortedProviders() as $provider_id => $provider) {
    if ($provider instanceof AuthenticationProviderChallengeInterface && !$provider->applies($request) && $this->applyFilter($request, FALSE, $provider_id)) {
      return $provider_id;
    }
  }
}

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