public static function setupPermission(Warp $warp)
 {
     if (self::$baseWarpPerm == null) {
         self::$baseWarpPerm = Server::getInstance()->getPluginManager()->getPermission("simplewarp.warp");
     }
     $permission = new Permission(self::BASE_WARP_PERMISSION . "." . $warp->getName(), "Allow use of " . $warp->getName());
     //TODO correct default value
     Server::getInstance()->getPluginManager()->addPermission($permission);
     self::$baseWarpPerm->getChildren()[$permission->getName()] = true;
 }