protected function WebformCompositeBase::prepareMultipleWrapper in Webform 6.x

Same name and namespace in other branches

1. 8.5 src/Plugin/WebformElement/WebformCompositeBase.php \Drupal\webform\Plugin\WebformElement\WebformCompositeBase::prepareMultipleWrapper()

Set multiple element wrapper.

Parameters

array $element: An element.

Overrides WebformElementBase::prepareMultipleWrapper

1 method overrides WebformCompositeBase::prepareMultipleWrapper()

WebformCustomComposite::prepareMultipleWrapper in src/Plugin/WebformElement/WebformCustomComposite.php

Set multiple element wrapper.

File

src/Plugin/WebformElement/WebformCompositeBase.php, line 189

Class

WebformCompositeBase

Provides a base for composite elements.

Namespace

Drupal\webform\Plugin\WebformElement

Code

protected function prepareMultipleWrapper(array &$element) {
  if (empty($element['#multiple']) || !$this
    ->supportsMultipleValues()) {
    return;
  }
  parent::prepareMultipleWrapper($element);

  // Set #header.
  if (!empty($element['#multiple__header'])) {
    $element['#header'] = TRUE;

    // Set #element.
    // We don't need to get the initialized composite elements because
    // they will be initialized, prepared, and finalize by the
    // WebformMultiple (wrapper) element.
    // @see \Drupal\webform\Element\WebformMultiple::processWebformMultiple
    $element['#element'] = [];
    $composite_elements = $this
      ->getCompositeElements();
    foreach (Element::children($composite_elements) as $composite_key) {
      $composite_element = $composite_elements[$composite_key];

      // Transfer '#{composite_key}_{property}' from main element to composite
      // element.
      foreach ($element as $property_key => $property_value) {
        if (strpos($property_key, '#' . $composite_key . '__') === 0) {
          $composite_property_key = str_replace('#' . $composite_key . '__', '#', $property_key);
          $composite_element[$composite_property_key] = $property_value;
        }
      }
      $element['#element'][$composite_key] = $composite_element;
    }
  }
}