public static function EntitySubqueueForm::submitAction in Entityqueue 8

Submit callback for the 'reverse', 'shuffle' and 'clear' actions.

File

src/Form/EntitySubqueueForm.php, line 175

Class

EntitySubqueueForm

Form controller for the entity subqueue edit forms.

Namespace

Drupal\entityqueue\Form

Code

public static function submitAction(array &$form, FormStateInterface $form_state) {
  $trigger = $form_state
    ->getTriggeringElement();
  $op = $trigger['#op'];

  // Check if we have a form element for the 'items' field.
  $path = array_merge($form['#parents'], [
    'items',
  ]);
  $key_exists = NULL;
  NestedArray::getValue($form_state
    ->getValues(), $path, $key_exists);
  if ($key_exists) {

    // Remove any user input for the 'items' element in order to allow the
    // values set below to be applied.
    $user_input = $form_state
      ->getUserInput();
    NestedArray::setValue($user_input, $path, NULL);
    $form_state
      ->setUserInput($user_input);
    $entity = $form_state
      ->getFormObject()
      ->getEntity();
    $items_widget = $form_state
      ->getFormObject()
      ->getFormDisplay($form_state)
      ->getRenderer('items');
    $subqueue_items = $entity
      ->get('items');
    $items_widget
      ->extractFormValues($subqueue_items, $form, $form_state);
    $items_values = $subqueue_items
      ->getValue();
    switch ($op) {
      case 'reverse':
        $subqueue_items
          ->setValue(array_reverse($items_values));
        break;
      case 'shuffle':
        shuffle($items_values);
        $subqueue_items
          ->setValue($items_values);
        break;
      case 'clear':

        // Set the items count to zero.
        $parents = NestedArray::getValue($form, $path)['widget']['#field_parents'];
        $field_state = WidgetBase::getWidgetState($parents, 'items', $form_state);
        $field_state['items_count'] = 0;
        WidgetBase::setWidgetState($parents, 'items', $form_state, $field_state);
        $subqueue_items
          ->setValue(NULL);
        break;
    }

    // Handle 'inline_entity_form' widgets separately because they have a
    // custom form state storage for the current state of the referenced
    // entities.
    if (\Drupal::moduleHandler()
      ->moduleExists('inline_entity_form') && $items_widget instanceof InlineEntityFormBase) {
      $items_form_element = NestedArray::getValue($form, $path);
      $ief_id = $items_form_element['widget']['#ief_id'];
      $entities = $form_state
        ->get([
        'inline_entity_form',
        $ief_id,
        'entities',
      ]);
      if (isset($entities)) {
        $form_state
          ->set([
          'inline_entity_form',
          $ief_id,
          'entities',
        ], []);
        switch ($op) {
          case 'reverse':
            $entities = array_reverse($entities);
            break;
          case 'shuffle':
            shuffle($entities);
            break;
          case 'clear':
            $entities = [];
            break;
        }
        foreach ($entities as $delta => $item) {
          $item['weight'] = $delta;
          $form_state
            ->set([
            'inline_entity_form',
            $ief_id,
            'entities',
            $delta,
          ], $item);
        }
      }
    }

    // Handle 'entity_browser' widgets separately because they have a custom
    // form state storage for the current state of the referenced entities.
    if (\Drupal::moduleHandler()
      ->moduleExists('entity_browser') && $items_widget instanceof EntityReferenceBrowserWidget) {
      $ids = array_column($subqueue_items
        ->getValue(), 'target_id');
      $widget_id = $subqueue_items
        ->getEntity()
        ->uuid() . ':' . $subqueue_items
        ->getFieldDefinition()
        ->getName();
      $form_state
        ->set([
        'entity_browser_widget',
        $widget_id,
      ], $ids);
    }
    $form_state
      ->getFormObject()
      ->setEntity($entity);
    $form_state
      ->setRebuild();
  }
}