功能：在线用户显示页面
<?php
/**************************************/
/* 文件名：userlist.php */
/* 功能：在线用户显示页面 */
/**************************************/
include "config.inc.php"; //包含配置信息
include "header.inc.php"; //包含公用头部页面
?>
<script language="JavaScript">
//页面刷新时间（秒）
var refreshinterval=<?php echo $refreshrate; ?>
//是否在状态栏上显示状态 yes/no
var displaycountdown="no"
// Do not edit the code below
var starttime
var nowtime
var reloadseconds=0
var secondssinceloaded=0
function starttime() {
starttime=new Date()
starttime=starttime.getTime()
countdown()
}
function countdown() {
nowtime= new Date()
nowtime=nowtime.getTime()
secondssinceloaded=(nowtime-starttime)/1000
reloadseconds=Math.round(refreshinterval-secondssinceloaded)
if (refreshinterval>=secondssinceloaded) {
var timer=setTimeout("countdown()",1000)
if (displaycountdown=="yes") {
window.status="Page refreshing in "+reloadseconds+ " seconds"
}
}
else {
clearTimeout(timer)
window.location.reload(true)
}
}
window.onload=starttime
</script>
<font face="宋体" size="2">
<b>用户列表</b><br>
<?php
//当前用户
$username = $_SESSION['username'];
//查询时间
$last_timestamp = strtotime ("-$sessiontime minutes");
$check_time = date('Y-m-d H:i:s', $last_timestamp);
//获取用户列表
$query = "SELECT * FROM chatter_users
WHERE time>='$check_time' ORDER BY username";
$result = @mysql_query ($query);
while ($rows = mysql_fetch_assoc($result))
{
$id_current = $rows['id']; //ID
$time_current = $rows['time']; //时间
$username_current = $rows['username']; //用户名
if ($username_current == $_SESSION['username'])
{
echo $username_current;
echo "<br>";
}
else
{
//显示一个链接，用于私聊
//使用urlencode()进行URL地址的编码
$url_username = htmlentities(urlencode($username_current));
?>
<a href="#"
onClick="openwin('private.php?to=<?=$url_username;?>',500,500)">
<?php echo "$username_current"; ?>
</a><br>
<?php
}
}//end while
?>
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