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login.php
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login.php
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<?php
session_start();
require "connect.inc.php";
if (isset($_POST["sub1"])) {
$sql = "select * from s where xh='" . $_POST["user"] . "' and pwd='" . $_POST["pass"] . "'";
$conn->query($sql);
$row = $conn->affected_rows;
if ($row > 0) {
$_SESSION["username"] = $_POST["user"];
$_SESSION["IsLogin"] = 1;
header("Location:studentindex.php");
} else {
echo "用户名或密码错误！";
}
}
if (isset($_POST["sub1"])) {
$sql = "select * from t where gh='" . $_POST["user"] . "' and pwd='" . $_POST["pass"] . "'";
$conn->query($sql);
$row = $conn->affected_rows;
if ($row > 0) {
$_SESSION["username"] = $_POST["user"];
$_SESSION["IsLogin"] = 1;
header("Location:teacherIndex.php");
} else {
echo "用户名或密码错误！";
}
}
if (isset($_POST["sub1"])) {
$sql = "select * from r where gh='" . $_POST["user"] . "' and pwd='" . $_POST["pass"] . "'";
$conn->query($sql);
$row = $conn->affected_rows;
if ($row > 0) {
$_SESSION["username"] = $_POST["user"];
$_SESSION["IsLogin"] = 1;
header("Location:rootIndex.php");
} else {
echo "用户名或密码错误！";
}
}
?>
<!DOCTYPE html>
<html>
<head>
<meta http-equiv='Content-Type' content='text/html; charset=utf-8'/>
<link rel="stylesheet" href="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/css/bootstrap.min.css">
<script src="http://cdn.static.runoob.com/libs/jquery/2.1.1/jquery.min.js"></script>
<script src="http://cdn.static.runoob.com/libs/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<title>
登录页面
</title>
<style>
body {
background-image: url("bb.jpg");
background-position: center;
background-size: cover;
background-attachment: fixed;
}
</style>
</head>
<body>
<div class="container">
<h2 align="center">上海大学教务管理系统</h2>
<hr>
<br>
<form action="login.php" method="post" class="form-horizontal" role="form">
<div class="form-group">
<label for="username" class="col-sm-4 control-label">用户名</label>
<div class="col-sm-3">
<input type="text" class="form-control" name="user" placeholder="请输入账号"/>
</div>
</div>
<div class="form-group">
<label for="password" class="col-sm-4 control-label">密码</label>
<div class="col-sm-3">
<input type="password" class="form-control" name="pass" placeholder="请输入密码"/>
</div>
</div>
<div class="form-group">
<div class="col-sm-offset-4 col-sm-6">
<input type="submit" class="btn btn-default col-sm-1.6" name="sub1" value="登录"/>
<!-- <input type="submit" class="btn btn-default col-sm-1.6" name="sub2" value="教师登录"/>-->
<!-- <input type="submit" class="btn btn-default col-sm-1.6" name="sub3" value="管理员登录"/>-->
</div>
</div>
</form>
</div>
</body>
</html>