GroupUnsubscribeConfirmForm.php in Organic groups 8

Namespace

Drupal\og\Form

File

src/Form/GroupUnsubscribeConfirmForm.php

<?php

declare (strict_types=1);
namespace Drupal\og\Form;

use Drupal\Core\Entity\ContentEntityDeleteForm;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Url;

/**
 * Provides a confirmation form for unsubscribing form a group.
 */
class GroupUnsubscribeConfirmForm extends ContentEntityDeleteForm {

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

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {

    /** @var OgMembershipInterface $membership */
    $membership = $this
      ->getEntity();

    /** @var EntityInterface $group */
    $group = $membership
      ->getGroup();
    return $this
      ->t('Are you sure you want to unsubscribe from the group %label?', [
      '%label' => $group
        ->label(),
    ]);
  }

  /**
   * {@inheritdoc}
   */
  public function getConfirmText() {
    return $this
      ->t('Unsubscribe');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {

    /** @var EntityInterface $group */
    $group = $this->entity
      ->getGroup();

    // User doesn't have access to the group entity, so redirect to front page,
    // otherwise back to the group entity.
    return $group
      ->access('view') ? $group
      ->toUrl() : new Url('<front>');
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {

    /** @var OgMembershipInterface $membership */
    $membership = $this
      ->getEntity();

    /** @var EntityInterface $group */
    $group = $membership
      ->getGroup();
    $redirect = $group
      ->access('view') ? $group
      ->toUrl() : Url::fromRoute('<front>');
    $form_state
      ->setRedirectUrl($redirect);
    $membership
      ->delete();
    $this
      ->messenger()
      ->addMessage($this
      ->t('You have unsubscribed from the group.'));
  }

}

Classes

Name	Description
GroupUnsubscribeConfirmForm	Provides a confirmation form for unsubscribing form a group.