DemoDeleteConfirm.php in Demonstration site (Sandbox / Snapshot) 8

Namespace

Drupal\demo\Form

File

src/Form/DemoDeleteConfirm.php

<?php

namespace Drupal\demo\Form;

use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Form\ConfirmFormBase;
use Drupal\Core\Url;

/**
 * This class return the demo_delete_confirm, a form where you will be asked to be sure to delete your config file.
 */
class DemoDeleteConfirm extends ConfirmFormBase {

  /**
   * {@inheritdoc}
   */
  public function getFormId() {
    return 'demo_delete_confirm';
  }
  public $filename;

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state, $filename = NULL) {
    $fileconfig = demo_get_fileconfig($filename);
    if (!file_exists($fileconfig['infofile'])) {
      \Drupal::messenger()
        ->addMessage(t('File not found'), 'error');
    }
    $form['filename'] = [
      '#type' => 'value',
      '#value' => $filename,
    ];
    return parent::buildForm($form, $form_state);
  }

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

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $files = demo_get_fileconfig($form_state
      ->getValue([
      'filename',
    ]));
    unlink($files['sqlfile']);
    unlink($files['infofile']);
    \Drupal::messenger()
      ->addMessage(t('Snapshot %title has been deleted.', [
      '%title' => $form_state
        ->getValue([
        'filename',
      ]),
    ]));
    $form_state
      ->setRedirect('demo.manage_form');
  }

  /**
   * {@inheritdoc}
   */
  public function getCancelUrl() {
    return new Url('demo.manage_form');
  }

  /**
   * {@inheritdoc}
   */
  public function getQuestion() {
    return t('Do you want to delete this screenshot?');
  }

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

}

Classes

Name	Description
DemoDeleteConfirm	This class return the demo_delete_confirm, a form where you will be asked to be sure to delete your config file.