public function buildForm(FormBuilderInterface $builder, array $options)
{
$fileTypes = ArticleFileParams::$FILE_TYPES;
array_shift($fileTypes);
$builder->add('file', 'jb_file_ajax', array('endpoint' => 'articlefiles'))->add('type', 'choice', ['choices' => $fileTypes, 'label' => 'articlefile.type'])->add('langCode', JournalLangCodeType::class, ['label' => 'articlefile.langcode'])->add('title', 'text', ['label' => 'articlefile.title'])->add('description', 'textarea', ['required' => false]);
}