留言簿部分：
班级成员留言簿： 显示留言：class/notebook/index.php
<?
session_start(); // 开始session
if(!session_is_registered("userregister")||($userregister==""))//检查是否注册,如userregister未注册或session为空值，重新注册.
{
echo "<a href='../index.php'>请重新注册<BR>";
exit;
}
?>
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE>留言簿</TITLE>
<style type="text/css">
<!--
.blue9 { font-size: 9pt; color: #0099FF; text-decoration: none}
.black9 { font-size: 9pt; text-decoration: none}
.purple10 { font-size: 10pt; color: #9900FF; text-decoration: none}
.white12 { font-size: 12pt; color: #FFFFFF; text-decoration: none}
a:visited { color: #FFFFFF}
a:link { color: #FFFFFF}
-->
</style>
</HEAD>
<BODY BGCOLOR="#FFFFFF">
<?php
include ("../config.php");
$result = mysql_query("SELECT * FROM notebook",$db);
$row=mysql_num_rows($result);//查看查询结果有多少行
$max=$row; //帖子总数
//设每页显示10篇，可自行设定，$p总页数，$page第几页，$low 从第几行开始读，$x 读取几行
if (!$page){ $page=1;}//$page默认值为1
$p=ceil($max/10);//页数为$max/10的最大整数
$low=10*($page-1);
if($page==$p&&($max%10)<>0){$x=($max%10);} else {$x=10;}//如果是最后一页，且不是10的整倍数,读取$max除以10的余数，否则取10
if($max==0){$x=0;}//如果没有帖子，$x取0
$result = mysql_query("select * from notebook ORDER BY time DESC limit $low,$x",$db);//按照帖子的时间降序查询
?>
<table width="98%" border="0" cellspacing="0" cellpadding="0" height="61">
<tr>
<td height="62" width="34%"><img src="../image/classlogo.gif" width="224" height="60" border="0"></td>
<td height="62" width="66%">
<div align="center"><img src="../image/note.gif" width="410" height="60"><img src="../image/y1.gif" width="60" height="60"></div>
</td>
</tr>
</table>
<table width="95%" border="1" cellspacing="0" cellpadding="0" height="253" bordercolordark="#FFFFFF" bordercolorlight="#003399" align="center">
<tr>
<td height="250">
<div align="center"></div>
<table width="95%" border="0" cellspacing="0" cellpadding="0" height="32" bgcolor="#3366FF">
<tr>
<td width="26%" class="white12" height="23"><a href="../guest.php" class="white12">首页</a>
> 留言簿</td>
<td width="48%" class="white12" height="23">
<?php
echo "帖子总数: ",$max," 第";
for ($n=1;$n<=$p;$n++){
echo "<a href=index.php?page=$n>$n</a> ";
}
echo "页";
?>
</td>
<td width="15%" height="23"><a href="addnote.php"><img src="../image/newthread.gif" width="91" height="21" border="0"></a></td>
<td width="11%" height="23"><a href="delnote.php"><span class="white12">留言管理</span></a></td>
</tr>
</table>
<?php
for ($i=0;$i<=($x-1);$i++) {
$user=mysql_result($result,$i,'user');
$time=mysql_result($result,$i,'time');
$ip=mysql_result($result,$i,'ip');
$title=mysql_result($result,$i,'title');
$nnote=mysql_result($result,$i,'nnote');
$yresult = mysql_query("SELECT * FROM user where user='$user'",$db);//读取成员数据库
$name=mysql_result($yresult,0,'name');
$signature=mysql_result($yresult,0,'signature');//读取个人签名
$email=mysql_result($yresult,0,'email');
$face=mysql_result($yresult,0,'face');
$face='../image/face/icon'.$face;
echo "<table width='100%' border='0' cellspacing='0' cellpadding='0' height=107' bordercolor='#FFFFFF'> <tr bgcolor='#eeeeee'>";
echo "<td width='10%' height='33' bgcolor='#eeeeee' class='blue9'> <img src='$face.gif' width='32' height='32'></td>";
echo "<td width='16%' height='33' bgcolor='#eeeeee' class='blue9'>留言人：$name</td>";
echo "<td width='41%' height='33' bgcolor='#eeeeee' class='blue9'>发表于:$time</td>";
echo "<td width='12%' height='33' bgcolor='#eeeeee' class='blue9'><a href='mailto:$email'><img src='../image/email.gif' width='16' height='16' border=0></a></td>";
echo "<td width='21%' height='33' class='blue9'><img src='../image/ip.gif' width='13' height='15'> $ip</td> </tr> <tr>";
echo "<td colspan='5' class='purple10' height='33'>标题：$title</td> </tr>";
echo "<tr bgcolor='#ffffff'><td colspan='5' class='black9' height='37'>留言内容:$nnote<BR>----------------------<BR>$signature</td></tr></table>";
}
mysql_close($db);
?>
</td>
</tr>
</table>
</BODY>
</HTML>
添加留言：class/notebook/addnote.php
<?
session_start(); // 开始session
if(!session_is_registered("userregister")||($userregister==""))//检查是否注册,如userregister未注册或session为空值，重新注册.
{
echo "<a href='../index.php'>请重新注册<BR>";
exit;
}
?>
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE>添加留言</TITLE>
<style type="text/css">
<!--
.white12 { font-size: 12pt; color: #FFFFFF; text-decoration: none}
-->
</style>
</HEAD>
<BODY BGCOLOR="#FFFFFF">
<table width="98%" border="0" cellspacing="0" cellpadding="0" height="61">
<tr>
<td height="62" width="34%"><img src="../image/classlogo.gif" width="224" height="60" border="0"></td>
<td height="62" width="66%">
<div align="center"><img src="../image/note.gif" width="410" height="60"><img src="../image/y1.gif" width="60" height="60"></div>
</td>
</tr>
</table>
<?php
include ("../config.php");
if ($submit){
$time=date("Y年m月d日 H:i:s A");
$ip=$REMOTE_ADDR;//留言人ip地址
$title=strip_tags($top);
$nnote=nl2br(strip_tags($content));//先去掉html标记，再将换行符转成 <br>。
if (!$title||!$nnote){ //检查是否填写完整
echo "对不起，您必须填所有内容!<BR>"."<a href='javascript:history.back()'>返回</a>";
exit; }
//写入数据库
$sql="INSERT INTO notebook (user,time,ip,title,nnote) VALUES ('$userregister','$time','$ip','$title','$nnote')";
$result = mysql_query($sql,$db);
mysql_close($db);
echo "留言成
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