public function WebformUiElementTypeSelectForm::buildForm in Webform 8.5

Same name and namespace in other branches

1. 6.x modules/webform_ui/src/Form/WebformUiElementTypeSelectForm.php \Drupal\webform_ui\Form\WebformUiElementTypeSelectForm::buildForm()

Form constructor.

Parameters

array $form: An associative array containing the structure of the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

Return value

array The form structure.

Overrides WebformUiElementTypeFormBase::buildForm

File

modules/webform_ui/src/Form/WebformUiElementTypeSelectForm.php, line 24

Class

WebformUiElementTypeSelectForm

Provides a select element type webform for a webform element.

Namespace

Drupal\webform_ui\Form

Code

public function buildForm(array $form, FormStateInterface $form_state, WebformInterface $webform = NULL) {
  $parent = $this
    ->getRequest()->query
    ->get('parent');
  if ($parent) {
    $parent_element = $webform
      ->getElement($parent);
    $t_args = [
      '@parent' => $parent_element['#admin_title'] ?: $parent_element['#title'] ?: $parent_element['#webform_key'],
    ];
    $form['#title'] = $this
      ->t('Select an element to add to "@parent"', $t_args);
  }
  $elements = $this->elementManager
    ->getInstances();
  $definitions = $this
    ->getDefinitions();
  $category_index = 0;
  $categories = [];
  $form = parent::buildForm($form, $form_state, $webform);
  foreach (array_keys($definitions) as $element_type) {

    /** @var \Drupal\webform\Plugin\WebformElementInterface $webform_element */
    $webform_element = $elements[$element_type];

    // Skip disabled or hidden.
    if ($webform_element
      ->isDisabled() || $webform_element
      ->isHidden()) {
      continue;
    }
    $category_name = (string) $webform_element
      ->getPluginCategory();
    if (!isset($categories[$category_name])) {
      $categories[$category_name] = $category_index++;
      $category_id = $categories[$category_name];
      $form[$category_id] = [
        '#type' => 'details',
        '#title' => $webform_element
          ->getPluginCategory(),
        '#open' => TRUE,
        '#attributes' => [
          'data-webform-element-id' => 'webform-ui-element-type-' . $category_id,
        ],
      ];
      $form[$category_id]['elements'] = [
        '#type' => 'table',
        '#header' => $this
          ->getHeader(),
        '#rows' => [],
        '#empty' => $this
          ->t('No element available.'),
        '#attributes' => [
          'class' => [
            'webform-ui-element-type-table',
          ],
        ],
      ];
    }
    else {
      $category_id = $categories[$category_name];
    }
    $url = Url::fromRoute('entity.webform_ui.element.add_form', [
      'webform' => $webform
        ->id(),
      'type' => $element_type,
    ], $parent ? [
      'query' => [
        'parent' => $parent,
      ],
    ] : []);
    $form[$category_id]['elements'][$element_type] = $this
      ->buildRow($webform_element, $url, $this
      ->t('Add element'));
  }
  return $form;
}