public function Captcha::preview in Webform 6.x

Same name and namespace in other branches

1. 8.5 src/Plugin/WebformElement/Captcha.php \Drupal\webform\Plugin\WebformElement\Captcha::preview()

Generate a renderable preview of the element.

Return value

array A renderable preview of the element.

Overrides WebformElementBase::preview

File

src/Plugin/WebformElement/Captcha.php, line 127

Class

Captcha

Provides a 'captcha' element.

Namespace

Drupal\webform\Plugin\WebformElement

Code

public function preview() {
  $element = parent::preview() + [
    '#captcha_admin_mode' => TRUE,
    // Define empty form id to prevent fatal error when preview is
    // rendered via Ajax.
    // @see \Drupal\captcha\Element\Captcha::processCaptchaElement
    '#captcha_info' => [
      'form_id' => '',
    ],
  ];
  if ($this->moduleHandler
    ->moduleExists('image_captcha')) {
    $element['#captcha_type'] = 'image_captcha/Image';
  }
  return $element;
}