/**
  * @param string $lang
  *
  * @return bool
  */
 private function is_lang_pair_allowed($lang)
 {
     return $this->tm_api->is_translator_filter(false, $this->sitepress->get_wp_api()->get_current_user_id(), array('lang_from' => $this->sitepress->get_current_language(), 'lang_to' => $lang, 'admin_override' => $this->is_current_user_admin()));
 }