public function BookSettingsForm::submitForm in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/book/src/Form/BookSettingsForm.php \Drupal\book\Form\BookSettingsForm::submitForm()

Form submission 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 ConfigFormBase::submitForm

File

core/modules/book/src/Form/BookSettingsForm.php, line 69

Class

BookSettingsForm

Configure book settings for this site.

Namespace

Drupal\book\Form

Code

public function submitForm(array &$form, FormStateInterface $form_state) {
  $allowed_types = array_filter($form_state
    ->getValue('book_allowed_types'));

  // We need to save the allowed types in an array ordered by machine_name so
  // that we can save them in the correct order if node type changes.
  // @see book_node_type_update().
  sort($allowed_types);
  $this
    ->config('book.settings')
    ->set('allowed_types', $allowed_types)
    ->set('child_type', $form_state
    ->getValue('book_child_type'))
    ->save();
  parent::submitForm($form, $form_state);
}