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function webform_node_node_prepare_form in Webform 6.x

Same name and namespace in other branches
  1. 8.5 modules/webform_node/webform_node.module \webform_node_node_prepare_form()

Implements hook_node_prepare_form().

Prepopulate a node's webform field target id.

See also

\Drupal\webform_node\Controller\WebformNodeReferencesListController::render

File

modules/webform_node/webform_node.module, line 121
Provides a webform content type which allows webforms to be integrated into a website as nodes.

Code

function webform_node_node_prepare_form(NodeInterface $node, $operation, FormStateInterface $form_state) {

  // Only prepopulate new nodes.
  if (!$node
    ->isNew()) {
    return;
  }

  /** @var \Drupal\webform\WebformEntityReferenceManagerInterface $entity_reference_manager */
  $entity_reference_manager = \Drupal::service('webform.entity_reference_manager');

  // Make the node has a webform (entity reference) field.
  $field_name = $entity_reference_manager
    ->getFieldName($node);
  if (!$field_name) {
    return;
  }

  // Populate the node's title, webform field id and default data.
  $webform_id = \Drupal::request()->query
    ->get('webform_id');
  if ($webform_id && ($webform = Webform::load($webform_id))) {
    $node->{$field_name}->target_id = $webform_id;
    $node->title->value = \Drupal::request()->query
      ->get('webform_title') ?: $webform
      ->label();
    if ($webform_default_data = \Drupal::request()->query
      ->get('webform_default_data')) {
      $node->{$field_name}->default_data = is_array($webform_default_data) ? Yaml::encode($webform_default_data) : $webform_default_data;
    }
  }
}