private function AddLanguageField()
{
$name = 'Language';
$lang = $this->user->GetLanguage();
$field = new Select($name, $lang ? $lang->GetID() : '');
$field->AddOption('', Trans('Core.PleaseSelect'));
$sql = Access::SqlBuilder();
$tbl = Language::Schema()->Table();
$where = $sql->Equals($tbl->Field('IsBackendTranslated'), $sql->Value(true));
DBSelectUtil::AddLanguageOptions($field, $where);
$this->AddField($field);
$this->SetRequired($name);
}
