public static function WebformOptions::valueCallback in Webform 8.5
Same name and namespace in other branches
- 6.x src/Element/WebformOptions.php \Drupal\webform\Element\WebformOptions::valueCallback()
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 $form_state: The current state of the form.
Return value
mixed The value to assign to the element.
Overrides FormElement::valueCallback
File
- src/
Element/ WebformOptions.php, line 51
Class
- WebformOptions
- Provides a webform element to assist in creation of options.
Namespace
Drupal\webform\ElementCode
public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
if ($input === FALSE) {
if (!isset($element['#default_value'])) {
return [];
}
$options = is_string($element['#default_value']) ? Yaml::decode($element['#default_value']) : $element['#default_value'];
if (static::hasOptGroup($options)) {
return $options;
}
return static::convertOptionsToValues($options, $element['#options_description']);
}
elseif (is_array($input) && isset($input['options'])) {
return is_string($input['options']) ? Yaml::decode($input['options']) : $input['options'];
}
else {
return NULL;
}
}