/**
  * 
  * @param UserExtended $user
  * @return boolean
  */
 public static function userActions($user)
 {
     $changeDetails = self::createNavMenuItem('uzivatel', 'mujProfil', 'Můj profil');
     if (!$user->hasNickname()) {
         $changeDetails['label_class'] = 'label-info';
     }
     $separator = ["separator" => true];
     $logout = self::createNavMenuItem('uzivatel', 'odhlasitSe', 'Odhlásit se');
     $menu = [$changeDetails, $separator, $logout];
     return $menu;
 }