function EntityDisplayFormBase::multistepAjax

Ajax handler for multistep buttons.

File

core/modules/field_ui/src/Form/EntityDisplayFormBase.php, line 694

Class

EntityDisplayFormBase

Base class for EntityDisplay edit forms.

Namespace

Code

public function multistepAjax($form, FormStateInterface $form_state) {
  $response = new AjaxResponse();
  $trigger = $form_state->getTriggeringElement();
  $op = $trigger['#op'];
  // Pick the elements that need to receive the ajax-new-content effect.
  $updated_rows = match ($op) {  'edit' => [
      $trigger['#field_name'],
    ],
    'update', 'cancel' => [
      $trigger['#field_name'],
    ],
    'refresh_table' => array_values(explode(' ', $form_state->getValue('refresh_rows'))),
  
  };
  $updated_columns = match ($op) {  'edit' => [
      'plugin',
    ],
    'update', 'cancel' => [
      'plugin',
      'settings_summary',
      'settings_edit',
    ],
    'refresh_table' => [
      'settings_summary',
      'settings_edit',
    ],
  
  };
  foreach ($updated_rows as $name) {
    foreach ($updated_columns as $key) {
      $element =& $form['fields'][$name][$key];
      $element['#prefix'] = '<div class="ajax-new-content">' . ($element['#prefix'] ?? '');
      $element['#suffix'] = ($element['#suffix'] ?? '') . '</div>';
    }
  }
  // Replace the whole table.
  $response->addCommand(new ReplaceCommand('#field-display-overview-wrapper', $form['fields']));
  // Add "row updated" warning after the table has been replaced.
  if (!in_array($op, [
    'cancel',
    'edit',
  ])) {
    foreach ($updated_rows as $name) {
      // The ID of the rendered table row is `$name` processed by getClass().
      // @see \Drupal\field_ui\Element\FieldUiTable::tablePreRender
      $response->addCommand(new TabledragWarningCommand(Html::getClass($name), 'field-display-overview'));
    }
  }
  return $response;
}