public FormValidator::setInvalidTokenError(FormStateInterface $form_state)
Sets a form_token error on the given form state.
Parameters
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Return value
$this
Overrides FormValidatorInterface::setInvalidTokenError
File
- core/lib/Drupal/Core/Form/FormValidator.php, line 127
Class
- FormValidator
- Provides validation of form submissions.
Namespace
Drupal\Core\Form
Code
public function setInvalidTokenError(FormStateInterface $form_state) {
$url = $this->requestStack->getCurrentRequest()->getRequestUri();
// Setting this error will cause the form to fail validation.
$form_state->setErrorByName('form_token', $this->t('The form has become outdated. Copy any unsaved work in the form below and then <a href=":link">reload this page</a>.', array(':link' => $url)));
}
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