OpenIDConnectLoginForm.php in OpenID Connect / OAuth client 8

Namespace

Drupal\openid_connect\Form

File

src/Form/OpenIDConnectLoginForm.php

<?php

namespace Drupal\openid_connect\Form;

use Drupal\Core\DependencyInjection\ContainerInjectionInterface;
use Drupal\Core\Form\FormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\openid_connect\OpenIDConnectSession;
use Drupal\openid_connect\OpenIDConnectClaims;
use Drupal\openid_connect\Plugin\OpenIDConnectClientManager;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Provides the OpenID Connect login form.
 *
 * @package Drupal\openid_connect\Form
 */
class OpenIDConnectLoginForm extends FormBase implements ContainerInjectionInterface {

  /**
   * The OpenID Connect session service.
   *
   * @var \Drupal\openid_connect\OpenIDConnectSession
   */
  protected $session;

  /**
   * Drupal\openid_connect\Plugin\OpenIDConnectClientManager definition.
   *
   * @var \Drupal\openid_connect\Plugin\OpenIDConnectClientManager
   */
  protected $pluginManager;

  /**
   * The OpenID Connect claims.
   *
   * @var \Drupal\openid_connect\OpenIDConnectClaims
   */
  protected $claims;

  /**
   * The constructor.
   *
   * @param \Drupal\openid_connect\OpenIDConnectSession $session
   *   The OpenID Connect session service.
   * @param \Drupal\openid_connect\Plugin\OpenIDConnectClientManager $plugin_manager
   *   The plugin manager.
   * @param \Drupal\openid_connect\OpenIDConnectClaims $claims
   *   The OpenID Connect claims.
   */
  public function __construct(OpenIDConnectSession $session, OpenIDConnectClientManager $plugin_manager, OpenIDConnectClaims $claims) {
    $this->session = $session;
    $this->pluginManager = $plugin_manager;
    $this->claims = $claims;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('openid_connect.session'), $container
      ->get('plugin.manager.openid_connect_client'), $container
      ->get('openid_connect.claims'));
  }

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'openid_connect_login_form';
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $definitions = $this->pluginManager
      ->getDefinitions();
    foreach ($definitions as $client_id => $client) {
      if (!$this
        ->config('openid_connect.settings.' . $client_id)
        ->get('enabled')) {
        continue;
      }
      $form['openid_connect_client_' . $client_id . '_login'] = [
        '#type' => 'submit',
        '#value' => $this
          ->t('Log in with @client_title', [
          '@client_title' => $client['label'],
        ]),
        '#name' => $client_id,
        '#prefix' => '<div>',
        '#suffix' => '</div>',
      ];
    }
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $this->session
      ->saveDestination();
    $client_name = $form_state
      ->getTriggeringElement()['#name'];
    $configuration = $this
      ->config('openid_connect.settings.' . $client_name)
      ->get('settings');

    /** @var \Drupal\openid_connect\Plugin\OpenIDConnectClientInterface $client */
    $client = $this->pluginManager
      ->createInstance($client_name, $configuration);
    $scopes = $this->claims
      ->getScopes($client);
    $_SESSION['openid_connect_op'] = 'login';
    $response = $client
      ->authorize($scopes, $form_state);
    $form_state
      ->setResponse($response);
  }

}

Classes

Name	Description
OpenIDConnectLoginForm	Provides the OpenID Connect login form.