Add confirmation page when disconnecting from DAM.

acquia_dam.routing.yml

@@ -28,7 +28,7 @@ acquia_dam.site_auth:
   defaults:
     _controller: '\Drupal\acquia_dam\Controller\AuthenticationController::authenticateSite'
   requirements:
-    _user_is_logged_in: 'TRUE'
+    _permission: 'administer site configuration'
 
 acquia_dam.logout:
   path: '/user/acquia-dam/logout'
@@ -40,9 +40,9 @@ acquia_dam.logout:
 acquia_dam.disconnect_site:
   path: '/acquia-dam/disconnect'
   defaults:
-    _controller: '\Drupal\acquia_dam\Controller\AuthenticationController::disconnectSite'
+    _form: '\Drupal\acquia_dam\Form\SiteDisconnectConfirm'
   requirements:
-    _user_is_logged_in: 'TRUE'
+    _permission: 'administer site configuration'
 
 acquia_dam.add_embed:
   path: '/acquia-dam/embed-form/{asset_type}/{selected_ids}'

src/Controller/AuthenticationController.php

@@ -163,27 +163,4 @@ class AuthenticationController extends ControllerBase {
     return $this->redirect('entity.user.acquia_dam_auth', ['user' => $user_id]);
   }
 
-  /**
-   * Disconnects site from Acquia DAM.
-   *
-   * @return \Symfony\Component\HttpFoundation\RedirectResponse
-   *   Redirects to configuration page.
-   */
-  public function disconnectSite(): RedirectResponse {
-    $acquia_dam_token = $this->authService->getSiteToken();
-
-    try {
-      $this->authService->cancelSiteRegistration($acquia_dam_token);
-    }
-    catch (\Exception $exception) {
-      $this->messenger()->addMessage('Something went wrong during site disconnect process. Please contact the site administrator for more information.');
-      $this->damLoggerChannel->error('Error during site logout request: ' . $exception->getMessage());
-      return $this->redirect('acquia_dam.config');
-    }
-
-    $this->messenger()->addMessage($this->t('Site successfully disconnected from Acquia DAM.'));
-
-    return $this->redirect('acquia_dam.config');
-  }
-
 }

src/Form/SiteDisconnectConfirm.php

+<?php
+
+declare(strict_types=1);
+
+namespace Drupal\acquia_dam\Form;
+
+use Drupal\acquia_dam\AcquiadamAuthService;
+use Drupal\acquia_dam\Controller\AuthenticationController;
+use Drupal\Core\Form\ConfirmFormBase;
+use Drupal\Core\Form\FormStateInterface;
+use Drupal\Core\Url;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\HttpFoundation\RequestStack;
+
+/**
+ * Provides a form to confirm the cancellation of Acquia DAM authentication.
+ */
+class SiteDisconnectConfirm extends ConfirmFormBase {
+
+  /**
+   * The request stack factory service.
+   *
+   * @var \Symfony\Component\HttpFoundation\RequestStack
+   */
+  protected $requestStack;
+
+  /**
+   * DAM auth service.
+   *
+   * @var \Drupal\acquia_dam\AcquiadamAuthService
+   */
+  protected $authService;
+
+
+  /**
+   * SiteDisconnectConfirm constructor.
+   *
+   * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack
+   *   The request stack.
+   * @param \Drupal\acquia_dam\AcquiadamAuthService $auth_service
+   *   DAM Authentication service.
+   */
+  public function __construct(RequestStack $request_stack, AcquiadamAuthService $auth_service) {
+    $this->requestStack = $request_stack;
+    $this->authService = $auth_service;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public static function create(ContainerInterface $container) {
+    return new static(
+      $container->get('request_stack'),
+      $container->get('acquia_dam.authentication_service'),
+    );
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getFormId() {
+    return 'acquia_dam_site_disconnect_confirm';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getQuestion() {
+    return $this->t('Are you sure you want to disconnect this site from Acquia DAM?');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getCancelUrl() {
+    return new Url('acquia_dam.config');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDescription() {
+    return $this->t('Disconnecting this website from Acquia DAM will prevent its all users from using DAM assets in content. This action cannot be undone.');
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getConfirmText() {
+    return $this->t('Disconnect');
+  }
+
+  /**
+   * Disconnects site from Acquia DAM.
+   *
+   * @return \Symfony\Component\HttpFoundation\RedirectResponse
+   *   Redirects to configuration page.
+   */
+  public function submitForm(array &$form, FormStateInterface $form_state) {
+    $acquia_dam_token = $this->authService->getSiteToken();
+
+    try {
+      $this->authService->cancelSiteRegistration($acquia_dam_token);
+    }
+    catch (\Exception $exception) {
+      $this->messenger()->addMessage('Something went wrong during site disconnect process. Please contact the site administrator for more information.');
+
+      $this->logger('acquia_dam')->error('Error during site logout request: ' . $exception->getMessage());
+      return $this->redirect('acquia_dam.config');
+    }
+
+    $this->messenger()->addMessage($this->t('Site successfully disconnected from Acquia DAM.'));
+    $form_state->setRedirectUrl(Url::fromRoute('acquia_dam.config'));
+
+    return $this->redirect('acquia_dam.config');
+  }
+
+}