📄 login.php
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>无标题文档</title>
<style type="text/css">
<!--
body {
margin-top: 10px;
}
.style1 {
font-family: "华文琥珀";
font-size: 30px;
}
.style2 {color: #008080}
.style9 {color: #3399CC}
.style12 {color: #3300FF}
.style13 {color: #3333FF}
.style14 {color: #3366FF}
.style16 {color: #3399FF}
.style18 {color: #FF0000}
.style19 {color: #000000}
.style20 {
font-size: 16px;
font-weight: bold;
}
.style21 {color: #0066FF}
.style25 {font-size: 36px}
-->
</style>
<script language="JavaScript" type="text/JavaScript">
<!--
function MM_reloadPage(init) { //reloads the window if Nav4 resized
if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
//-->
</script>
</head>
<body>
<table width="1064" height="500" border="0">
<tr>
<td width="1054" height="129"><img src="images/head.jpg" width="1024" height="143"></td>
</tr>
<tr>
<td height="66" background="images/link_16.gif"><p align="center" class="style1"><span class="style2"><span class="style12">用</span><span class="style13">户</span></span><span class="style9"><span class="style14">登</span><span class="style16">录</span></span></p>
</td>
</tr>
<tr>
<td height="66"><p> </p>
<?
//------基本设定-------------
$mysql_server_name="localhost";
$mysql_username ="root";
$mysql_password ="zxcvbnm";
$mysql_database ="shs";
//------------
//---------------------------------------------------
//建立连接----透过（服务器地址、使用者名称、使用者密码）
// $conn=mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
if($userid!="")
{
$myconn = mysql_connect($mysql_server_name,$mysql_username,$mysql_password);
mysql_select_db("shs") or die ("不能连接到数据库！");
//判断用户名和密码是否在正确
$strSql=
"
select * from users where userid='$userid' and password='$password' AND role ='$role'
";
$result1=mysql_db_query($mysql_database,$strSql,$myconn);
//将查询的结果--〉抓出一笔
$row=mysql_fetch_row($result1);
// $row=mysql_fetch_row($result);
//打印出该笔资料的所有字段
print_r($row);
//清楚查询结果
//mysql_free_result($result);
mysql_free_result($result1);
$result=mysql_query($strSql) or die("读取数据库出现错误！");
mysql_query("set names gb2312");
$num=mysql_num_rows($result);
//print_r($num);
mysql_close($myconn);
if($num>0)
{
echo "<center>登录成功！</center><br>";
//session_start();
//$_SESSION["userid"]=$userid;
switch($role)
{
case 1:
// include "./bzr-account.php";
if($row[4]==0)
{
echo"<div align=\"center\"><span class=\"style4\">[<span class=\"style5\"><a href=\"techer.php?id=$row[0]\">点击进入</a></span>]
</span>
</div>"
;
}
else
{
echo"<div align=\"center\"><span class=\"style4\">[<span class=\"style5\"><a href=\"bzr.php?id=$row[0]\">点击进入</a></span>]
</span>
</div>"
;
}
break;
case 2:
//include "./mana-account.php";
echo"<div align=\"center\"><span class=\"style4\">[<span class=\"style5\"><a href=\"paret.php?id=$row[0]\">点击进入</a></span>]
</span>
</div>"
;
break;
case 3:
//include "./mana-account.php";
echo"<div align=\"center\"><span class=\"style4\">[<span class=\"style5\"><a href=\"mana.php?id=$row[0]\">点击进入</a></span>]
</span>
</div>"
."";
break;
}
}
else echo "<center><font color=red>登录失败！请检查用户名、密码以及身份！</font></center><br>";
}
else
{
echo "<center>请输入用户名和密码登录以及身份！</center>"
?>
<form action="<?echo $PHP_SELF?>" method="post">
<p> </p>
<table width="783" height="155" align="center" bgcolor="#FFF2E6">
<tr>
<td width="90" height="31"><div align="left">帐 号：</div></td>
<td width="349"> <input name="userid" type="text" id="userid"></td>
<td width="328" rowspan="3" valign="top"><span class="style18"><span class="style19">家长，您是第一次登陆此系统吗？如果是请先</span><a href="register.php" class="style20">注册</a><br>
<br>
<span class="style19">教师的初始用户帐号和密码均为教师编号</span><br>
<br>
<span class="style19">请新用户立即修改密码 </span> </span></td>
</tr>
<tr>
<td height="25"><div align="left">密 码： </div></td>
<td><input name="password" type="text" id="password"> </td>
</tr>
<tr>
<td height="89" valign="top"><div align="left">登录身份：</div></td>
<td valign="top"><table width="200">
<tr>
<td><span class="style21">请选择正确的身份登录系统</span></td>
</tr>
<tr>
<td><label>
<input type="radio" name="role" value="1" checked>
教师</label></td>
</tr>
<tr>
<td><label>
<input type="radio" name="role" value=" 2">
家长</label></td>
</tr>
<tr>
<td><label>
<input type="radio" name="role" value="3">
管理员</label></td>
</tr>
</table></td>
</tr>
</table>
<p> </p>
<p align="center">
<input name="Submit2" type="submit" value="登陆">
<input type="reset" name="Submit3" value="重置">
</form>
<?
}
?>
<p align="center"> </p></td>
</tr>
<tr>
<td height="54" background="images/link_15.gif" bgcolor="#7CE5F8"><div align="center">copyright @2007 The school of software of yunnun University </div></td>
</tr>
</table>
</body>
</html>
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