public static function UnlimitedNumber::valueCallback in Unlimited Number Field 8

Same name and namespace in other branches

1. 2.x src/Element/UnlimitedNumber.php \Drupal\unlimited_number\Element\UnlimitedNumber::valueCallback()

Maps to $form[$element]['#value'], not $form_state->getValue('element').

Overrides FormElement::valueCallback

File

src/Element/UnlimitedNumber.php, line 156

Class

UnlimitedNumber

Provides an unlimited or number radios element

Namespace

Drupal\unlimited_number\Element

Code

public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
  if ($input !== FALSE && $input !== NULL) {
    if (!empty($input['unlimited_number'])) {
      if ($input['unlimited_number'] == 'unlimited') {
        return static::UNLIMITED;
      }
      else {
        return $input['number'];
      }
    }
  }

  // For a NULL default value, set #has_garbage_value.
  // @see \Drupal\Core\Render\Element\Radios
  $element['#has_garbage_value'] = TRUE;
  return NULL;
}