function webform_library_info_alter in Webform 8.5

Same name and namespace in other branches

1. 6.x includes/webform.libraries.inc \webform_library_info_alter()

Implements hook_library_info_alter().

File

includes/webform.libraries.inc, line 49

Webform libraries.

Code

function webform_library_info_alter(&$libraries, $extension) {

  // Only alter modules that declare webform libraries.
  // @see hook_webform_libraries_info()
  $webform_libraries_modules = \Drupal::moduleHandler()
    ->getImplementations('webform_libraries_info');
  $webform_libraries_modules[] = 'webform';
  if (!in_array($extension, $webform_libraries_modules)) {
    return;
  }

  // If chosen_lib.module is installed, then update the dependency.
  if (\Drupal::moduleHandler()
    ->moduleExists('chosen_lib')) {
    if (isset($libraries['webform.element.chosen'])) {
      $dependencies =& $libraries['webform.element.chosen']['dependencies'];
      foreach ($dependencies as $index => $dependency) {
        if ($dependency === 'webform/libraries.jquery.chosen') {
          $dependencies[$index] = 'chosen_lib/chosen';
          $dependencies[] = 'chosen_lib/chosen.css';
          break;
        }
      }
    }
  }

  // If select2.module is installed, then update the dependency.
  if (\Drupal::moduleHandler()
    ->moduleExists('select2')) {
    if (isset($libraries['webform.element.select2'])) {
      $dependencies =& $libraries['webform.element.select2']['dependencies'];
      foreach ($dependencies as $index => $dependency) {
        if ($dependency === 'webform/libraries.jquery.select2') {
          $dependencies[$index] = 'select2/select2';
          break;
        }
      }
    }
  }

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

  // Map /library/* paths to CDN.
  // @see webform.libraries.yml.
  foreach ($libraries as $library_name => &$library) {

    // Remove excluded libraries.
    if ($libraries_manager
      ->isExcluded($library_name)) {
      unset($libraries[$library_name]);
      continue;
    }

    // Skip libraries installed by other modules.
    if (isset($library['module'])) {
      continue;
    }
    if (!empty($library['dependencies'])) {

      // Remove excluded libraries from dependencies.
      foreach ($library['dependencies'] as $dependency_index => $dependency_name) {
        if ($libraries_manager
          ->isExcluded($dependency_name)) {
          $library['dependencies'][$dependency_index] = NULL;
          $library['dependencies'] = array_filter($library['dependencies']);
        }
      }
    }

    // Check CDN setting exists.
    if (!isset($library['cdn'])) {
      continue;
    }

    // Check if the CDN's source /library/* path exists.
    reset($library['cdn']);
    if (file_exists(DRUPAL_ROOT . key($library['cdn']))) {
      continue;
    }
    _webform_library_info_alter_recursive($library, $library['cdn']);
  }
}