function Ckeditor5Hooks::jsAlter

Implements hook_js_alter().

Attributes

File

core/modules/ckeditor5/src/Hook/Ckeditor5Hooks.php, line 344

Class

Ckeditor5Hooks

Hook implementations for ckeditor5.

Namespace

Code

public function jsAlter(&$javascript, AttachedAssetsInterface $assets, LanguageInterface $language) : void {
  $placeholder_file = 'core/assets/vendor/ckeditor5/translation.js';
  // When the locale module isn't installed there are no translations.
  if (!$this->moduleHandler
    ->moduleExists('locale')) {
    unset($javascript[$placeholder_file]);
    return;
  }
  $translations_library = 'core/ckeditor5.translations';
  if (in_array($translations_library, $this->libraryDependencyResolver
    ->getLibrariesWithDependencies($assets->getLibraries()), TRUE) || in_array($translations_library, $this->libraryDependencyResolver
    ->getLibrariesWithDependencies($assets->getAlreadyLoadedLibraries()), TRUE)) {
    // Remove all CKEditor 5 translations files that are not in the current
    // language.
    $ckeditor5_language = $this->languageMapper
      ->getMapping($language->getId());
    $javascript = array_filter($javascript, function ($item) use ($ckeditor5_language) {
      // Skip files that are not CKEditor5 translation files. Remove files
      // that don't match the language requested.
      return empty($item['ckeditor5_langcode']) || $item['ckeditor5_langcode'] === $ckeditor5_language;
    });
  }
  // The placeholder file is not a real file, remove it from the list.
  unset($javascript[$placeholder_file]);
}