PollVoteDeleteForm.php in Poll 8

Namespace

Drupal\poll\Form

File

src/Form/PollVoteDeleteForm.php

<?php

namespace Drupal\poll\Form;

use Drupal\Core\Entity\ContentEntityConfirmFormBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\user\Entity\User;
use Symfony\Component\DependencyInjection\ContainerAwareInterface;
use Symfony\Component\DependencyInjection\ContainerAwareTrait;

/**
 * Provides a form for deleting a vote.
 */
class PollVoteDeleteForm extends ContentEntityConfirmFormBase implements ContainerAwareInterface {
  use ContainerAwareTrait;

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return $this
      ->t('Are you sure you want to delete this vote for %poll', array(
      '%poll' => $this->entity
        ->label(),
    ));
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return $this->entity
      ->toUrl();
  }

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

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $uid = $this->container
      ->get('request_stack')
      ->getCurrentRequest()->attributes
      ->get('user');
    $account = User::load($uid);

    /** @var \Drupal\poll\PollVoteStorage $vote_storage */
    $vote_storage = \Drupal::service('poll_vote.storage');
    $vote_storage
      ->cancelVote($this->entity, $account);
    \Drupal::logger('poll')
      ->notice('%user\'s vote in Poll #%poll deleted.', array(
      '%user' => $account
        ->id(),
      '%poll' => $this->entity
        ->id(),
    ));
    $this
      ->messenger()
      ->addMessage($this
      ->t('Your vote was cancelled.'));

    // Display the original poll.
    $form_state
      ->setRedirect('entity.poll.canonical', array(
      'poll' => $this->entity
        ->id(),
    ));
  }

}

Classes

Name	Description
PollVoteDeleteForm	Provides a form for deleting a vote.