ExportConfirmForm.php in Fixed Block Content 8

Namespace

Drupal\fixed_block_content\Form

File

src/Form/ExportConfirmForm.php

<?php

namespace Drupal\fixed_block_content\Form;

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

/**
 * Export default content confirm form class.
 */
class ExportConfirmForm extends EntityConfirmFormBase {

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return $this
      ->t('The current content of the block will be lost.') . ' ' . parent::getDescription();
  }

  /**
   * Gathers a confirmation question.
   *
   * @return string
   *   Translated string.
   */
  public function getQuestion() {
    return $this
      ->t('Are you sure you want to restore the %block to its default content?', [
      '%block' => $this->entity
        ->label(),
    ]);
  }

  /**
   * Implements getCancelUrl().
   *
   * @return \Drupal\Core\Url
   *   Cancel URL.
   */
  public function getCancelUrl() {
    return Url::fromRoute('entity.fixed_block_content.collection');
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $form = parent::buildForm($form, $form_state);

    /** @var \Drupal\fixed_block_content\FixedBlockContentInterface $entity */
    $entity = $this
      ->getEntity();
    if ($block_content = $entity
      ->getBlockContent(FALSE)) {
      $form['update_existing'] = [
        '#type' => 'checkbox',
        '#title' => $this
          ->t('Update the existing block content'),
        '#description' => $this
          ->t('The existing block %title (@id) will be updated rather than replace it with a new one.', [
          '%title' => $block_content
            ->label(),
          '@id' => $block_content
            ->id(),
        ]),
        '#default_value' => FALSE,
      ];
    }
    return $form;
  }

  /**
   * The submit handler for the confirm form.
   *
   * @param array $form
   *   An associative array containing the structure of the form.
   * @param \Drupal\Core\Form\FormStateInterface $form_state
   *   An associative array containing the current state of the form.
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {

    // Export the content stored in config to the block content.
    $this->entity
      ->exportDefaultContent(!empty($form_state
      ->getValue('update_existing')));

    // Set a message that the entity was deleted.
    $this
      ->messenger()
      ->addMessage($this
      ->t('Block %label restored to default content.', [
      '%label' => $this->entity
        ->label(),
    ]));

    // Redirect the user to the list controller when complete.
    $form_state
      ->setRedirectUrl($this
      ->getCancelUrl());
  }

}

Classes

Name	Description
ExportConfirmForm	Export default content confirm form class.