stock IsPlayerRegistered(user[])
{
   new sql[256];

   format(sql, sizeof(sql), "SELECT * FROM `autojoin` WHERE `channel` = '%s'", user);
   SendQuery(sql);

   mysql_store_result();

   if (mysql_num_rows() == 0)
   {
    return false;
   }
	mysql_free_result();

   return true;
}