PhraseCaptchaSettingsForm.php in CAPTCHA Pack 8

Namespace

Drupal\phrase_captcha\Form

File

text_captcha/modules/phrase_captcha/src/Form/PhraseCaptchaSettingsForm.php

<?php

namespace Drupal\phrase_captcha\Form;

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

/**
 * Administration form.
 */
class PhraseCaptchaSettingsForm extends ConfigFormBase {

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

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

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

  /**
   * {@inheritdoc}
   */
  public function buildForm(array $form, FormStateInterface $form_state) {
    $config = $this
      ->config('phrase_captcha.settings');
    drupal_set_message($this
      ->t('WARNING: this module is not completely ported to Drupal 8 and does not work yet.'), 'warning');

    // Radio buttons for selecting the kind of words to use.
    $form['phrase_captcha_words'] = [
      '#type' => 'radios',
      '#title' => $this
        ->t('Kind of words to use in the CAPTCHA phrase'),
      '#options' => [
        PHRASE_CAPTCHA_GENERATE_NONSENSE_WORDS => $this
          ->t('Generate nonsense words'),
        PHRASE_CAPTCHA_USER_DEFINED_WORDS => $this
          ->t('Use user defined words'),
      ],
      '#default_value' => $config
        ->get('phrase_captcha_words'),
      '#required' => TRUE,
    ];

    // Form elements for the word pools.
    _text_captcha_word_pool_form_items($form, 'phrase_captcha_userdefined_word_pool', 'User defined word pool', 'Enter the words to use in the CAPTCHA phrase (space separated, no punctuation).', '');

    // Select form element for the number of words in the CAPTCHA phrase.
    $form['phrase_captcha_word_quantity'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Number of words in the CAPTCHA phrase'),
      '#default_value' => $config
        ->get('phrase_captcha_word_quantity'),
      '#options' => array_combine([
        4,
        5,
        6,
        7,
        8,
        9,
        10,
      ], [
        4,
        5,
        6,
        7,
        8,
        9,
        10,
      ]),
      '#required' => TRUE,
    ];

    // Select form element for the number of additional words.
    $form['phrase_captcha_additional_word_quantity'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Maximum number of additional words to let the user choose from'),
      '#default_value' => $config
        ->get('phrase_captcha_additional_word_quantity'),
      '#options' => array_combine([
        0,
        1,
        2,
        3,
        4,
        5,
      ], [
        0,
        1,
        2,
        3,
        4,
        5,
      ]),
      '#required' => TRUE,
    ];
    $form['phrase_captcha_word_selection_challenges'] = [
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Word selection challenges'),
      '#options' => _phrase_captcha_available_word_challenges(),
      '#default_value' => _phrase_captcha_enabled_word_challenges(),
    ];
    return parent::buildForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function submitForm(array &$form, FormStateInterface $form_state) {
    $config = $this
      ->config('phrase_captcha.settings');
    $config
      ->set('phrase_captcha_word_selection_challenges', $form_state
      ->getValue('phrase_captcha_word_selection_challenges'))
      ->set('phrase_captcha_additional_word_quantity', $form_state
      ->getValue('phrase_captcha_additional_word_quantity'))
      ->set('phrase_captcha_word_quantity', $form_state
      ->getValue('phrase_captcha_word_quantity'));
    foreach ($form_state
      ->getValues() as $label => $value) {
      if (strpos($label, 'phrase_captcha_userdefined_word_pool') !== FALSE) {
        $config
          ->set($label, $value);
      }
    }
    $config
      ->save();
    parent::SubmitForm($form, $form_state);
  }

  /**
   * {@inheritdoc}
   */
  public function validateForm(array &$form, FormStateInterface $form_state) {
    if ($form_state
      ->getValue('phrase_captcha_words') == PHRASE_CAPTCHA_USER_DEFINED_WORDS) {
      $word_count_minimum = $form_state
        ->getValue('phrase_captcha_word_quantity') + $form_state
        ->getValue('phrase_captcha_additional_word_quantity') + 2;
      _text_captcha_word_pool_validate('phrase_captcha_userdefined_word_pool', $form_state, $word_count_minimum, NULL, NULL);
    }

    // Check word selection.
    if (count(array_filter($form_state
      ->getValue('phrase_captcha_word_selection_challenges'))) < 1) {
      $form_state
        ->setErrorByName('phrase_captcha_word_selection_challenges', $this
        ->t('You need to select at least one word selection criterium'));
    }
    parent::validateForm($form, $form_state);
  }

}

Classes

Name	Description
PhraseCaptchaSettingsForm	Administration form.