function Table::valueCallback

Overrides FormElementBase::valueCallback

1 method overrides Table::valueCallback()
Tableselect::valueCallback in core/lib/Drupal/Core/Render/Element/Tableselect.php
Determines how user input is mapped to an element's #value property.

File

core/lib/Drupal/Core/Render/Element/Table.php, line 153

Class

Table
Provides a render element for a table.

Namespace

Drupal\Core\Render\Element

Code

public static function valueCallback(&$element, $input, FormStateInterface $form_state) {
  // If #multiple is FALSE, the regular default value of radio buttons is
  // used.
  if (!empty($element['#tableselect']) && !empty($element['#multiple'])) {
    // Contrary to #type 'checkboxes', the default value of checkboxes in a
    // table is built from the array keys (instead of array values) of the
    // #default_value property.
    // @todo D8: Remove this inconsistency.
    if ($input === FALSE) {
      $element += [
        '#default_value' => [],
      ];
      $value = array_keys(array_filter($element['#default_value']));
      return array_combine($value, $value);
    }
    else {
      return is_array($input) ? array_combine($input, $input) : [];
    }
  }
}

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