public function PasswordPolicyConstraintForm::add in Password Policy 8.3

Ajax callback that manages adding a constraint.

Parameters

array $form: Form definition of parent form.

\Drupal\Core\Form\FormStateInterface $form_state: State of the form.

Return value

\Drupal\Core\Ajax\AjaxResponse Returns the valid Ajax response from a modal window.

File

src/Form/PasswordPolicyConstraintForm.php, line 144

Class

PasswordPolicyConstraintForm

Form that lists out the constraints for the policy.

Namespace

Drupal\password_policy\Form

Code

public function add(array &$form, FormStateInterface $form_state) {
  $constraint = $form_state
    ->getValue('constraint');
  $content = $this->formBuilder
    ->getForm(ConstraintEdit::class, $constraint, $this->machineName);
  $content['#attached']['library'][] = 'core/drupal.dialog.ajax';
  $url = Url::fromRoute('entity.password_policy.constraint.add', [
    'machine_name' => $this->machineName,
    'constraint_id' => $constraint,
  ], [
    'query' => [
      FormBuilderInterface::AJAX_FORM_REQUEST => TRUE,
    ],
  ]);
  $content['submit']['#attached']['drupalSettings']['ajax'][$content['submit']['#id']]['url'] = $url
    ->toString();
  $response = new AjaxResponse();
  $response
    ->addCommand(new OpenModalDialogCommand($this
    ->t('Configure Required Context'), $content, [
    'width' => '700',
  ]));
  return $response;
}