<?
$sql = "CREATE TABLE guestinfo(id integer DEFAULT @#0@# NOT NULL AUTO_INCREMENT,
ipaddress varchar(20),
host varchar(20),
cometime datetime,
refreshtime datetime,
leavetime datetime,
PRIMARY KEY(id),
UNIQUE id(id),
index guestinfo(id)
)";
mysql_query($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>
欢迎来我的网站来灌水,有什么问题,给我留言。
延伸阅读
文章来源于领测软件测试网 https://www.ltesting.net/