RandomCaptchaTypeSettingsForm.php in CAPTCHA Pack 8

Namespace

Drupal\random_captcha_type\Form

File

random_captcha_type/src/Form/RandomCaptchaTypeSettingsForm.php

<?php

namespace Drupal\random_captcha_type\Form;

use Drupal\Core\Form\ConfigFormBase;
use Drupal\Core\Form\FormStateInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Random CAPTCHA type settings form.
 */
class RandomCaptchaTypeSettingsForm extends ConfigFormBase {

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container) {
    return new static($container
      ->get('config.factory'));
  }

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

  /**
   * {@inheritdoc}
   */
  protected function getEditableConfigNames() {
    return [
      'random_captcha_type.settings',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $enabled_types = _random_captcha_type_get_enabled_types();
    if (count($enabled_types) < 2) {
      drupal_set_message($this
        ->t('You need at least two CAPTCHA types (other than %random_captcha_type).', [
        '%random_captcha_type' => 'Random CAPTCHA type',
      ]), 'error');
    }
    $form = [];
    $captcha_types = _random_captcha_type_get_all_types();
    $form['random_captcha_type_enabled_types'] = [
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Randomly switch between'),
      '#options' => $captcha_types,
      '#default_value' => $enabled_types,
    ];
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $this
      ->config('random_captcha_type.settings')
      ->set('random_captcha_type_enabled_types', $form_state
      ->getValue('random_captcha_type_enabled_types'))
      ->save();
    parent::SubmitForm($form, $form_state);
  }

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

    // At least 2 CAPTCHA types should be selected.
    if (count(array_filter($form_state
      ->getValue('random_captcha_type_enabled_types'))) < 2) {
      $form_state
        ->setErrorByName('random_captcha_type_enabled_types', $this
        ->t('You should select at least two CAPTCHA types.'));
    }
    parent::validateForm($form, $form_state);
  }

}

Classes

Name	Description
RandomCaptchaTypeSettingsForm	Random CAPTCHA type settings form.