ERROR

//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//

{class e_online {
    function online($online_tracking = false, $flood_control = false) {
        if($online_tracking == true || $flood_control == true)
        {
            global $online_timeout, $online_warncount, $online_bancount;
            if(!isset($online_timeout)) {
                $online_timeout = 300;
            }
            if(!isset($online_warncount)) {
                $online_warncount = 90;
            }
            if(!isset($online_bancount)) {
                $online_bancount = 100;
            }
            global $sql, $pref, $e107, $listuserson, $e_event, $tp;
            $page = (strpos(e_SELF, "forum_") !== FALSE) ? e_SELF.".".e_QUERY : e_SELF;
            $page = (strpos(e_SELF, "comment") !== FALSE) ? e_SELF.".".e_QUERY : $page;
            $page = (strpos(e_SELF, "content") !== FALSE) ? e_SELF.".".e_QUERY : $page;
            $page = $tp -> toDB($page, true);

            $ip = $e107->getip();
            $udata = (USER === true ? USERID.".".USERNAME : "0");

            if (USER)
            {
                // Find record that matches IP or visitor, or matches user info
                if ($sql->db_Select("online", "*", "(`online_ip` = '{$ip}' AND `online_user_id` = '0') OR `online_user_id` = '{$udata}'")) {
                    $row = $sql->db_Fetch();

                    if ($row['online_user_id'] == $udata) {
                        //Matching user record
                        if ($row['online_timestamp'] < (time() - $online_timeout)) {
                            //It has been at least 'timeout' seconds since this user has connected
                            //Update user record with timestamp, current IP, current page and set pagecount to 1
                            $query = "online_timestamp='".time()."', online_ip='{$ip}', online_location='{$page}', online_pagecount=1 WHERE online_user_id='{$row['online_user_id']}' LIMIT 1";
                        } else {
                            if (!ADMIN) {
                                $row['online_pagecount'] ++;
                            }
                            // Update user record with current IP, current page and increment pagecount
                            $query = "online_ip='{$ip}', `online_location` = '{$page}', `online_pagecount` = '".intval($row['online_pagecount'])."' WHERE `online_user_id` = '{$row['online_user_id']}' LIMIT 1";
                        }
                    } else {
                        //Found matching visitor record (ip only) for this user
                        if ($row['online_timestamp'] < (time() - $online_timeout)) {
                            // It has been at least 'timeout' seconds since this user has connected
                            // Update record with timestamp, current IP, current page and set pagecount to 1
                            $query = "`online_timestamp` = '".time()."', `online_user_id` = '{$udata}', `online_location` = '{$page}', `online_pagecount` = 1 WHERE `online_ip` = '{$ip}' AND `online_user_id` = '0' LIMIT 1";
                        } else {
                            if (!ADMIN) {
                                $row['online_pagecount'] ++;
                            }
                            //Update record with current IP, current page and increment pagecount
                            $query = "`online_user_id` = '{$udata}', `online_location` = '{$page}', `online_pagecount` = ".intval($row['online_pagecount'])." WHERE `online_ip` = '{$ip}' AND `online_user_id` = '0' LIMIT 1";
                        }
                    }
                    $sql->db_Update("online", $query);
                } else {
                    $sql->db_Insert("online", " '".time()."', '0', '{$udata}', '{$ip}', '{$page}', 1, 0");
                }
            }
            else
            {
                //Current page request is from a visitor
                if ($sql->db_Select("online", "*", "`online_ip` = '{$ip}' AND `online_user_id` = '0'")) {
                    $row = $sql->db_Fetch();

                    if ($row['online_timestamp'] < (time() - $online_timeout)) //It has been at least 'timeout' seconds since this ip has connected
                    {
                        //Update record with timestamp, current page, and set pagecount to 1
                        $query = "`online_timestamp` = '".time()."', `online_location` = '{$page}', `online_pagecount` = 1 WHERE `online_ip` = '{$ip}' AND `online_user_id` = '0' LIMIT 1";
                    } else {
                        //Update record with current page and increment pagecount
                        $row['online_pagecount'] ++;
                        //   echo "here {$online_pagecount}";
                        $query="`online_location` = '{$page}', `online_pagecount` = {$row['online_pagecount']} WHERE `online_ip` = '{$ip}' AND `online_user_id` = '0' LIMIT 1";
                    }
                    $sql->db_Update("online", $query);
                } else {
                    $sql->db_Insert("online", " '".time()."', '0', '0', '{$ip}', '{$page}', 1, 0");
                }
            }

        if (ADMIN || ($pref['autoban'] != 1 && $pref['autoban'] != 2) || (!isset($row['online_pagecount']))) // Auto-Ban is switched off. (0 or 3)
            {
                $row['online_pagecount'] = 1;
            }

            if ($row['online_pagecount'] > $online_bancount && ($row['online_ip'] != "127.0.0.1"))
            {
                include_lan(e_LANGUAGEDIR.e_LANGUAGE.'/admin/lan_banlist.php');
                $sql->db_Insert('banlist', "'{$ip}', '0', '".str_replace('--HITS--',$row['online_pagecount'],BANLAN_78)."' ");
                $e_event->trigger("flood", $ip);
                exit();
            }
            if ($row['online_pagecount'] >= $online_warncount && $row['online_ip'] != "127.0.0.1") {
                echo "<div style='text-align:center; font: 11px verdana, tahoma, arial, helvetica, sans-serif;'><b>".LAN_WARNING."</b><br /><br />".CORE_LAN6."<br /></div>";
                exit();
            }

            $sql->db_Delete("online", "`online_timestamp` < ".(time() - $online_timeout));

            global $members_online, $total_online, $member_list, $listuserson;
            $total_online = $sql->db_Count("online");
            if ($members_online = $sql->db_Select("online", "*", "online_user_id != '0' ")) {
                $member_list = '';
                $listuserson = array();
                while ($row = $sql->db_Fetch()) {
                    $vals = explode(".", $row['online_user_id'], 2);
                    $member_list .= "<a href='".e_BASE."user.php?id.{$vals[0]}'>{$vals[1]}</a> ";
                    $listuserson[$row['online_user_id']] = $row['online_location'];
                }
            }
            define("TOTAL_ONLINE", $total_online);
            define("MEMBERS_ONLINE", $members_online);
            define("GUESTS_ONLINE", $total_online - $members_online);
            define("ON_PAGE", $sql->db_Count("online", "(*)", "WHERE `online_location` = '{$page}' "));
            define("MEMBER_LIST", $member_list);
        }
        else
        {
            define("e_TRACKING_DISABLED", true);
            define("TOTAL_ONLINE", "");
            define("MEMBERS_ONLINE", "");
            define("GUESTS_ONLINE", "");
            define("ON_PAGE", "");
            define("MEMBER_LIST", ""); //
        }
    }
}
}
//------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------//