public function FormValidator::setInvalidTokenError in Drupal 8

Same name and namespace in other branches

1. 9 core/lib/Drupal/Core/Form/FormValidator.php \Drupal\Core\Form\FormValidator::setInvalidTokenError()

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

1 call to FormValidator::setInvalidTokenError()

FormValidator::validateForm in core/lib/Drupal/Core/Form/FormValidator.php

Validates user-submitted form data in the $form_state.

File

core/lib/Drupal/Core/Form/FormValidator.php, line 126

Class

FormValidator

Provides validation of form submissions.

Namespace

Drupal\Core\Form

Code

public function setInvalidTokenError(FormStateInterface $form_state) {

  // Setting this error will cause the form to fail validation.
  $form_state
    ->setErrorByName('form_token', $this
    ->t('The form has become outdated. Press the back button, copy any unsaved work in the form, and then reload the page.'));
}