public static PasswordConfirm::valueCallback(&$element, $input, FormStateInterface $form_state)
Determines how user input is mapped to an element's #value property.
Parameters
array $element: An associative array containing the properties of the element.
mixed $input: The incoming input to populate the form element. If this is FALSE, the element's default value should be returned.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Return value
mixed The value to assign to the element.
Overrides FormElement::valueCallback
File
- core/lib/Drupal/Core/Render/Element/PasswordConfirm.php, line 46
Class
- PasswordConfirm
- Provides a form element for double-input of passwords.
Namespace
Drupal\Core\Render\Element
Code
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
if ($input === FALSE) {
$element += ['#default_value' => []];
return $element['#default_value'] + ['pass1' => '', 'pass2' => ''];
}
$value = ['pass1' => '', 'pass2' => ''];
// Throw out all invalid array keys; we only allow pass1 and pass2.
foreach ($value as $allowed_key => $default) {
// These should be strings, but allow other scalars since they might be
// valid input in programmatic form submissions. Any nested array values
// are ignored.
if (isset($input[$allowed_key]) && is_scalar($input[$allowed_key])) {
$value[$allowed_key] = (string) $input[$allowed_key];
}
}
return $value;
}
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