杏林同学录(五)

密码查询：class/querypsw.php
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE>询问密码</TITLE>
</HEAD>
<BODY BGCOLOR="#FFFFFF">
<?php
  include "config.php";
//询问班级注册问题密码
  if ($class){
   $headers .= "Content-Type: text/html; charset=gb2312n"; // Mime type
   $subject="询问班级注册问题密码 ";                        //主题
   $message=nl2br($message);
   $message="查询人：".$name."<BR>留言：<BR>".$message;     //内容
   mail($superemail,$subject,$message,$headers);
   echo "恭喜您，您的请求已经向管理员发出，近期内请注意查收email。";
   exit;
  }
  //询问个人注册密码
  if ($member){  
  $result = mysql_query("SELECT * FROM user where user='$username'",$db);
  if (mysql_num_rows($result)==0){  //若返回列的数目为0，说明无此资料
echo "我们的数据库中无此用户，请确认。注意大小写。<a href='javascript:history.back()'>返回</a>";
exit;}
   $myemail=mysql_result($result,0,"email");//读取user数据库中的email
    if (!$myemail){                         //如果还没有email,则返回
     echo "我们的数据库中没有您的email,请再次填写。<a href='javascript:history.back()'>返回</a>";
     exit;
    }
$psw=mysql_result($result,0,"psw");      //密码
$name=mysql_result($result,0,"name");    //姓名
$subject="询问个人注册密码";
$message=$name."，您好。您的用户名是".$username."，密码是".$psw."。<BR>-----------------------<BR><a href='".$url."'>".$sitename."</a>";      //信件内容
$headers .= "Content-Type: text/html; charset=gb2312n"; // Mime type
mail($myemail,$subject,$message,$headers);
   echo "恭喜您，系统已经向您的信箱中发出了答复信件,请注意查收email。";
   exit;
  }
?>  
<table width="93%" border="0" cellspacing="0" cellpadding="0" align="center" height="286">
  <tr>  
        <td height="75" colspan="2">  
          <div align="center">询问密码<br>
          </div>
        </td>
      </tr>
      <tr>  
        <td height="75" width="47%">
          <form name="form1" method="post" action="<? echo $PHP_SELF;?>"><div align="center">询问班级注册问题答案<br>
            您的姓名  
            <input type="text" name="name">
            <br>您的留言(写上能证实您身份的简短留言及email地址)
<textarea name="message" rows="3" cols="50"></textarea>
            <br>
            系统将向班级管理员发送您的请求,是否确认?<br>

<input type="submit" name="class" value="确认">
            <input type="reset" name="cancel" value="重填">
            <br>
          </div></form>
        </td>
        <td height="75" width="53%">
          <div align="center">
        <form name="form2" method="post" action="<? echo $PHP_SELF;?>">
          询问个人注册密码<br>
          <br>
          您的用户名(不是姓名)<br>
          <br>

<input type="text" name="username">
          <br>
          <br>
          <br>
            系统将会向您注册的信箱中发发送密码，是否确认？<br>
          <input type="submit" name="member" value="确认">
          <input type="reset" name="cancel2" value="重填">
        </form>
        </div>
        </td>
      </tr>
    </table>

</BODY>
</HTML>
悄悄话：privatenote.php
<?
session_start(); // 开始session
if(!session_is_registered("userregister")||($userregister==""))//检查是否注册,如userregister未注册或session为空值，重新注册.
{
echo "<a href='../index.php'>请重新注册<BR>";
exit;
}
//删除留言
include "config.php";
if ($del=="1"){
mysql_query("delete from privatenote where id='$id'",$db); //以id为删除标志
echo "删除成功！";
}
//添加留言
if ($Submit){
$id=time();                     //以时间戳为记录号
$time=date("Y年m月d日 h:i:s A");//留言时间
$result = mysql_query("SELECT * FROM user where user='$userregister'",$db);
$fromuser=mysql_result($result,0,'name');                       //发消息人姓名
$result = mysql_query("SELECT * FROM user where name='$yname'",$db);
$touser=mysql_result($result,0,'user'); ;          //接受人用户名
$message=nl2br(strip_tags($ynote));//留言内容
mysql_query("INSERT INTO privatenote (id,fromuser,touser,time,message) values ('$id','$fromuser','$touser','$time','$message')",$db); //写入数据库
echo "留言成功！";
}
?>
<HTML>
<HEAD>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<TITLE>悄悄话</TITLE>
<style type="text/css">
<!--
.blue9 {  font-size: 10pt; color: #9999FF; text-decoration: none}
.black10 {  font-size: 10pt}
-->
</style>
</HEAD>
<BODY BGCOLOR="#FFFFFF">
<table width="64%" border="1" cellspacing="1" cellpadding="1" align="center" ">
  <tr>  
    <td colspan="2" height="63">  
      <div align="center"><img src="image/classlogo.gif" width="224" height="60">  
      </div>
    </td>
  </tr>
  <tr>
    <td class="blue9" colspan="2">  
      <div align="center">
      <?
      $result = mysql_query("SELECT * FROM user where user='$userregister'",$db);
      $name=mysql_result($result,0,"name");//姓名
      echo $name;
      ?>
      的悄悄话</div>
    </td>
  </tr>
  <tr>  
    <td class="blue9" colspan="2">  
      <?php
$result = mysql_query("SELECT * FROM privatenote where touser='$userregister' ORDER BY time DESC",$db);
$row=mysql_num_rows($result);        //悄悄话总数
            $unlook=0;   
              if (!$row==0){
              for ($i=0;$i<$row;$i++){
               $id=mysql_result($result,$i,'id');//留言id
               $fromuser=mysql_result($result,$i,'fromuser');//留言人姓名
               $time=mysql_result($result,$i,'time');        //留言时间
               $message=mysql_result($result,$i,'message');  //留言内容
               $look_s="已看过";                             //注释
               $look=mysql_result($result,$i,'look');        //是否看过
               if ($look=="0"){$unlook++;$look_s="尚未看过";} //计算未看过的悄悄话数目,并改变注释
               mysql_query("UPDATE privatenote SET look='1' where id='$id'",$db);       //将悄悄话看过状态改为1
               echo "第",$i+1,"条 发出人:",$fromuser," 留言时间:",$time,"<BR>";
               echo " 留言内容:",$message,"<BR>------",$look_s;
               echo "<a href='$PHP_SELF?del=1&id=$id'>删除</a><HR>";
              }
              }
              echo "悄悄话总数:",$row,".",$unlook,"条新悄悄话.";
         ?>
</td>
  </tr>
  <tr>  
    <td class="black10" colspan="2">  
      <form method="post" action="<?php echo $PHP_SELF;?>">
        <p align="center">您要给谁发悄悄话？

<select name="yname">
            <?
            $result = mysql_query("SELECT * FROM user",$db);
            $row=mysql_num_rows($result);            //成员人数
            for ($i=0;$i<=($row-1);$i++){
             $name=mysql_result($result,$i,'name');  //姓名
             echo "<option>",$name,"</option>";
            }
            mysql_close($db);
            ?>
          </select>
          <br>
          留言内容：<br>
          <textarea name="ynote" cols="60" rows="6"></textarea>
          <br>
          <b>  
          <input type="submit" name="Submit" value="确认">
          </b>  
          <input type="reset" name="cancel" value="重写">
        </p>
      </form>
    </td>
  </tr>
</table>
</BODY>
</HTML>