public function ConstraintEdit::buildForm in Password Policy 8.3

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

string $constraint_id: Plugin ID of the constraint.

string $machine_name: Machine name of this form step.

Return value

array The form structure.

Overrides FormInterface::buildForm

File

src/Form/ConstraintEdit.php, line 94

Class

ConstraintEdit

Editing a constraint within the policy wizard form.

Namespace

Drupal\password_policy\Form

Code

public function buildForm(array $form, FormStateInterface $form_state, $constraint_id = NULL, $machine_name = NULL) {
  $this->machineName = $machine_name;
  $cached_values = $this->tempstore
    ->get($this->tempstoreId)
    ->get($this->machineName);

  /** @var \Drupal\password_policy\Entity\PasswordPolicy $policy */
  $policy = $cached_values['password_policy'];
  if (is_numeric($constraint_id)) {
    $id = $constraint_id;
    $constraint_id = $policy
      ->getConstraint($id);
    $instance = $this->manager
      ->createInstance($constraint_id['id'], $constraint_id);
  }
  else {
    $instance = $this->manager
      ->createInstance($constraint_id, []);
  }

  /** @var \Drupal\password_policy\PasswordConstraintInterface $instance */
  $form = $instance
    ->buildConfigurationForm($form, $form_state);
  if (isset($id)) {

    // Conditionally set this form element so that we can update or add.
    $form['id'] = [
      '#type' => 'value',
      '#value' => $id,
    ];
  }
  $form['instance'] = [
    '#type' => 'value',
    '#value' => $instance,
  ];
  $form['submit'] = [
    '#type' => 'submit',
    '#value' => $this
      ->t('Save'),
    '#ajax' => [
      'callback' => [
        $this,
        'ajaxSave',
      ],
    ],
  ];
  return $form;
}