杏林同学录(七)

日期：2020-11-23 栏目：程序人生 浏览：次

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='https://www.jb51.net/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",$db);//按照帖子的时间降序查询
?>
<table width="98%" border="0" cellspacing="0" cellpadding="0" height="61">
  <tr>  
    <td height="62" width="34%"><img src=https://www.jb51.net/"../image/classlogo.gif" width="224" height="60"  border="0"></td>
    <td height="62" width="66%">  
      <div align="center"><img src=https://www.jb51.net/"../image/note.gif" width="410" height="60"><img src=https://www.jb51.net/"../image/y1.gif" width="60" height="60"></div>
    </td>
  </tr>
</table>
<table width="95%" border="1" cellspacing="0" cellpadding="0" height="253" bordercolordark="#FFFFFF" bordercolorlight="#003399" align="center">
  <tr>  
    <td height="250">  
      <div align="center"></div>
      <table width="95%" border="0" cellspacing="0" cellpadding="0" height="32" bgcolor="#3366FF">
        <tr>  
          <td width="26%" class="white12" height="23"><a href=https://www.jb51.net/"../guest.php" class="white12">首页</a>  
            &gt; 留言簿</td>
          <td width="48%" class="white12" height="23">  
            <?php
          echo "帖子总数: &nbsp;",$max," &nbsp;&nbsp;第";
          for ($n=1;$n<=$p;$n++){
          echo "<a href=https://www.jb51.net/index.php?page=$n>$n</a>&nbsp;";
          }
          echo "页";
          ?>
          </td>
          <td width="15%" height="23"><a href=https://www.jb51.net/"addnote.php"><img src="../image/newthread.gif" width="91" height="21" border="0"></a></td>
          <td width="11%" height="23"><a href=https://www.jb51.net/"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 cellspacing='0' cellpadding='0' height=107' bordercolor='#FFFFFF'> <tr bgcolor='#eeeeee'>";  
echo "<td bgcolor='#eeeeee'>&nbsp;<img src='https://www.jb51.net/$face.gif'></td>";
echo        "<td bgcolor='#eeeeee'>留言人：$name</td>";
echo        "<td bgcolor='#eeeeee'>发表于:$time</td>";
echo        "<td bgcolor='#eeeeee'><a href='https://www.jb51.net/mailto:$email'><img src='https://www.jb51.net/image/email.gif' border=0></a></td>";
echo        "<td><img src='https://www.jb51.net/image/ip.gif'> &nbsp;$ip</td>  </tr> <tr>";  
echo        "<td colspan='5'>标题：$title</td> </tr>";
echo        "<tr bgcolor='#ffffff'><td colspan='5'>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='https://www.jb51.net/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=https://www.jb51.net/"../image/classlogo.gif" width="224" height="60" border="0"></td>
    <td height="62" width="66%">  
      <div align="center"><img src=https://www.jb51.net/"../image/note.gif" width="410" height="60"><img src=https://www.jb51.net/"../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 "留言成功！";
}
?>
<table width="99%" border="1" cellspacing="0" cellpadding="0" align="center" bordercolor="#3366FF">
  <tr bgcolor="#3366FF">  
    <td width="81%" class="white12" height="26"><a href=https://www.jb51.net/"../../main.php" class="white12">首页</a>  
      &gt; <a href=https://www.jb51.net/"index.php" class="white12">留言簿</a> &gt; 添加留言</td>
    <td width="19%" class="white12" height="26"><a href='https://www.jb51.net/index.php' class="white12">查看留言</a>  
    </td>
  </tr>
  <tr>  
    <td colspan="2">
      <form name="form1" method="post" action="addnote.php">
        <table width="99%" border="0" cellspacing="0" cellpadding="0">
          <tr>  
            <td>  
              <div align="center">标题<br>
                <input type="text" name="top" size="50">
                <br>
                内容<br>
                <textarea name="content" cols="50" rows="6"></textarea>
                <br>
                <input type="submit" name="submit" value="确定">
                <input type="reset" name="cancel" value="重写">
              </div>
            </td>
          </tr>
        </table>
              </form>
    </td>
  </tr>
</table>
<p><a href=https://www.jb51.net/"main.php?user=<? echo $user?>" class="white12"><br>
  </a></p>
</BODY>
</HTML>

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