public static function YamlFormTableSort::valueCallback in YAML Form 8

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 Table::valueCallback

File

src/Element/YamlFormTableSort.php, line 43

Class

YamlFormTableSort

Provides a form element for a sortable table element.

Namespace

Drupal\yamlform\Element

Code

public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
  if ($input === FALSE) {
    $value = [];
    $element += [
      '#default_value' => [],
    ];
    foreach ($element['#default_value'] as $key => $flag) {
      if ($flag) {
        $value[$key] = $key;
      }
    }
    return $value;
  }
  else {
    if (is_array($input)) {
      uasort($input, [
        'Drupal\\Component\\Utility\\SortArray',
        'sortByWeightElement',
      ]);
      $values = [];
      foreach ($input as $key => $item) {
        if (!empty($item['value'])) {
          $values[$item['value']] = $item['value'];
        }
      }
      return $values;
    }
    else {
      return [];
    }
  }
}