public function CaptchaQuestionsSettingsForm::buildForm in Captcha Questions 8

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides ConfigFormBase::buildForm

File

src/Form/CaptchaQuestionsSettingsForm.php, line 90

Class

CaptchaQuestionsSettingsForm

Displays the captcha_questions settings form.

Namespace

Drupal\captcha_questions\Form

Code

public function buildForm(array $form, FormStateInterface $form_state) {
  $form['#attached']['library'][] = 'core/drupal.ajax';
  $form['description'] = [
    '#type' => 'markup',
    '#markup' => $this
      ->t("This is just a very simple mechanism to protect from automated bots. To make it as easy for real humans, consider providing the answer with the question. Example '<em>What is Mickeys last name? It's \"Mouse\"</em>'. You could also do simply 'What is 1+1?', but some bots may figure that out."),
  ];
  $form['configuration'] = [
    '#type' => 'details',
    '#title' => $this
      ->t('Logging options'),
    // Controls the HTML5 'open' attribute. Defaults to FALSE.
    '#open' => TRUE,
  ];

  // Disables checkbox if dblog module is not enabled.
  $form['configuration']['captcha_questions_watchdog'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('Log to watchdog'),
    '#description' => $this
      ->t('Check this box to log all failed submissions to watchdog'),
    '#default_value' => $this
      ->config('captcha_questions.settings')
      ->get('captcha_questions_watchdog'),
    '#disabled' => $this->moduleHandler
      ->moduleExists('dblog') ? FALSE : TRUE,
  ];

  // Disables checkbox if captcha_questions_dblog module is not enabled.
  $form['configuration']['captcha_questions_dblog'] = [
    '#type' => 'checkbox',
    '#title' => $this
      ->t('Enable logging internal database table'),
    '#description' => $this
      ->t('Check this box to log all failed submissions in separate database table'),
    '#default_value' => $this
      ->config('captcha_questions.settings')
      ->get('captcha_questions_dblog'),
    '#disabled' => $this->moduleHandler
      ->moduleExists('captcha_questions_dblog') ? FALSE : TRUE,
  ];
  $form['settings'] = [
    '#type' => 'details',
    '#title' => $this
      ->t('CAPTCHA'),
    // Controls the HTML5 'open' attribute. Defaults to FALSE.
    '#open' => TRUE,
  ];
  $question = $this
    ->config('captcha_questions.settings')
    ->get('captcha_questions_question');
  $form['settings']['captcha_questions_question'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Question to ask'),
    '#default_value' => $question,
    '#maxlength' => 256,
    '#required' => TRUE,
  ];
  $answers = $this
    ->config('captcha_questions.settings')
    ->get('captcha_questions_answers');
  $form['settings']['captcha_questions_answers'] = [
    '#type' => 'textarea',
    '#title' => 'Accepted answer(s)',
    '#default_value' => implode("\n", $answers),
    '#description' => $this
      ->t('Please provide one or more accepted answers, one per line. Answers are case-insensitive'),
    '#format' => NULL,
    '#required' => TRUE,
  ];
  $description = $this
    ->config('captcha_questions.settings')
    ->get('captcha_questions_description');
  $form['settings']['captcha_questions_description'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Description'),
    '#default_value' => $description,
    '#maxlength' => 256,
  ];
  $form['forms'] = [
    '#type' => 'details',
    '#title' => $this
      ->t('Form protection'),
    // Controls the HTML5 'open' attribute. Defaults to FALSE.
    '#open' => TRUE,
    '#prefix' => '<div id="captcha-questions-form-id-wrapper">',
    '#suffix' => '</div>',
  ];

  // Getting form_ids.
  if (!$form_state
    ->getValue('form_ids')) {
    $form_state
      ->setValue('form_ids', $this
      ->captchaQuestionsGetFormIds());
  }

  // Adding new custom form_ids.
  if ($form_state
    ->getValue('add_form_name') != '') {
    $form_ids = $form_state
      ->getValue('form_ids');
    $selected_all_form_ids = $form_state
      ->getValue('captcha_questions_form_ids');
    $selected_all_form_ids = array_flip($selected_all_form_ids);
    $all_form_ids = array_merge($form_ids, $selected_all_form_ids);
    $all_form_ids[] = $form_state
      ->getValue('add_form_name');
    $form_state
      ->setValue('form_ids', $all_form_ids);
  }

  // Getting previously selected form_ids.
  $form_state
    ->setValue('selected_form_ids', $this
    ->config('captcha_questions.settings')
    ->get('captcha_questions_form_ids'));

  // Create select list with previously selected form_ids as selected.
  $form['forms']['captcha_questions_form_ids'] = [
    '#type' => 'checkboxes',
    '#options' => array_combine($form_state
      ->getValue('form_ids'), $form_state
      ->getValue('form_ids')),
    '#default_value' => array_intersect($form_state
      ->getValue('selected_form_ids'), $form_state
      ->getValue('form_ids')),
    '#title' => $this
      ->t('What forms should be protected?'),
  ];

  // Adding node title and link to webform_ids options text.
  if ($this->moduleHandler
    ->moduleExists('webform')) {
    $webform_forms = $this
      ->captchaQuestionsGetWebforms();
    foreach ($webform_forms as $webform_id => $webform) {
      $url = Url::fromUri('base://form/' . $webform['id']);
      $webform_node_link = Link::fromTextAndUrl($webform['title'], $url)
        ->toString();
      $webform_form_id_option_text = $webform_id . ' (' . $webform_node_link . ')';
      $form['forms']['captcha_questions_form_ids']['#options'][$webform_id] = $webform_form_id_option_text;
    }
  }
  $form['forms']['add_form_name'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Custom form_id'),
    '#default_value' => '',
    '#maxlength' => 256,
  ];
  $form['forms']['add_form'] = [
    '#type' => 'button',
    '#value' => $this
      ->t('Add custom form_id'),
    '#submit' => [
      'captchaQuestionsAddForm',
    ],
    '#ajax' => [
      'callback' => '::captchaQuestionsAddFormCallback',
      'wrapper' => 'captcha-questions-form-id-wrapper',
    ],
  ];
  return parent::buildForm($form, $form_state);
}