public function WebformSubmissionForm::validateAjaxForm in Webform 8.5

Same name and namespace in other branches

1. 6.x src/WebformSubmissionForm.php \Drupal\webform\WebformSubmissionForm::validateAjaxForm()

Validate form #ajax callback.

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 WebformAjaxFormTrait::validateAjaxForm

File

src/WebformSubmissionForm.php, line 3113

Class

WebformSubmissionForm

Provides a webform to collect and edit submissions.

Namespace

Drupal\webform

Code

public function validateAjaxForm(array &$form, FormStateInterface $form_state) {
  if (!$this
    ->isCallableAjaxCallback($form, $form_state)) {

    // Invalidate cache tags to prevent any caching issues.
    // @see https://www.drupal.org/project/drupal/issues/2352009
    Cache::invalidateTags([
      'webform:' . $this
        ->getWebform()
        ->id(),
    ]);
    $this
      ->missingAjaxCallback($form, $form_state);
  }
}