<?
$sql = "CREATE TABLE guestinfo(id integer DEFAULT '0' NOT NULL;;;;;;;AUTO_INCREMENT,
;;;;;;;ipaddress varchar(20),
;;;;;;;host;;;;;;varchar(20),
;;;;;;;cometime;;;;datetime,
;;;;;;;refreshtime datetime,
;;;;;;;leavetime;;datetime,
;;;;;;;PRIMARY KEY(id),
;;;;;;;UNIQUE id(id),
;;;;;;;index guestinfo(id)
;;;;;;;)"
;;;mysql_query($sql, $connect);
?>
<?
;;;;$duration = 300;
;;;;$sql = "select * from guestinfo where;;(leavetime is null or leavetime='') and ( UNIX_TIMESTAMP(NOW())-UNIX_TIMESTAMP(refreshtime))>$duration"
;;;;$result=@mysql_query($sql);
;;;;while($row=@mysql_fetch_array($result))
;;;;{
$id = $row['id'];
$sql = "update guestinfo set leavetime=now() where id='$id'"
mysql_query($sql);
;;;;}
;;;;$sql = "select * from guestinfo where ipaddress='$REMOTE_ADDR' and (leavetime is null or leavetime='')"
;;;;$result = @mysql_query($sql);
;;;;if($row=@mysql_fetch_array($result))
;;;;{
;;;;;;;$id = $row['id'];
;;;;;;;$sql="update guestinfo set refreshtime=now() where id='$id'"
;;;;;;;mysql_query($sql);
;;;;}
;;;;else
;;;;{
;;;;;;;$sql = "insert into guestinfo(ipaddress,host,cometime,refreshtime)
;;values('$REMOTE_ADDR','$REMOTE_HOST',now(),now())"
;;;;;;;mysql_query($sql);
;;;;}
;;;;$date= mktime(0,0,0,date("m"),date("d"),date("Y"));
;;;;$sql = "select count(*) from guestinfo where;;UNIX_TIMESTAMP(refreshtime)> $date"
;;;;$result = mysql_query($sql);
;;;;if($result)
;;;;{
$row = mysql_fetch_array($result);
$todayaccess = $row["count(*)"];
;;;;}
;;;;else $todayaccess = 0;
;;;;$sql = "select count(*) from guestinfo where;;leavetime is null or leavetime=''"
;;;;$result = mysql_query($sql);
;;;;if($result)
;;;;{
$row = mysql_fetch_array($result);
$nowonline=;;$row["count(*)"];
;;;;}
;;;;else;;;$nowonline = 0;
;;;;mysql_close($connect);
?>
include("guest.php");
<head>
<meta http-equiv="Refresh" content=<? echo $duration?>url=<? echo $PHP_SELF; ?>">
</head>
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