Обработчик, который дополняет данные о новом пользователе

AddEventHandler("main", "OnBeforeEventAdd", "MyOnBeforeEventAdd");
function MyOnBeforeEventAdd(&$event, &$lid, &$arFields){      
   if(($event=="NEW_USER") && (empty($arFields["SECOND_NAME"]) || empty($arFields["PERSONAL_PHONE"]))){         
      $arFields["SECOND_NAME"] = "";
      $arFields["PERSONAL_PHONE"] = "";
   }  
   elseif($event=="USER_INFO"){
         if(intval($arFields["USER_ID"])>0){ 
            $rsUser = CUser::GetByID($arFields["USER_ID"]);
         $arUser = $rsUser->Fetch();
         $toSend = Array();     
         $toSend["EMAIL"] = $arFields["EMAIL"];
         $toSend["USER_ID"] = $arFields["USER_ID"] ;    
         $toSend["USER_IP"] = $arFields["USER_IP"] ?? "";
         $toSend["USER_HOST"] = $arFields["USER_HOST"] ?? "";
         $toSend["LOGIN"] = $arFields["LOGIN"];
         $toSend["NAME"] = $arFields["NAME"]?? "";
         $toSend["LAST_NAME"] = $arFields["LAST_NAME"] ?? "";
         $toSend["SECOND_NAME"] = $arUser["SECOND_NAME"] ?? "";
        $toSend["PERSONAL_PHONE"] = $arUser["PERSONAL_PHONE"] ?? "";

         CEvent::Send("NEW_USER", "s1", $toSend); 
      }
   }
}