public function RandomCaptchaTypeSettingsForm::validateForm in CAPTCHA Pack 8

Form validation handler.

Parameters

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

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

Overrides FormBase::validateForm

File

random_captcha_type/src/Form/RandomCaptchaTypeSettingsForm.php, line 71

Class

RandomCaptchaTypeSettingsForm

Random CAPTCHA type settings form.

Namespace

Drupal\random_captcha_type\Form

Code

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);
}