在bbs项目目录下,新建index.php和login.php两个脚本文件
编辑index.php文件
<?php
/**
* @author DengPeng <3@dengpeng.cc>
* @since 2017/01/03
* @copyright copyright (c) 2017 zixue.it GPL
* @license http://www.zixue.it/
*/
// BBS站点
// (1)开启Session会话
session_name('taoip');
session_start();
// (2)获取用户名和token进行校验
$username = isset($_COOKIE['username']) ? $_COOKIE['username'] : '';
$token = isset($_COOKIE['token']) ? $_COOKIE['token'] : '';
$salt = 'taoip';
$_token = md5($salt.$username);
if ($token != $_token) {
header('location: login.php');
exit();
}
echo "欢迎{$username}用户,访问BBS站点";
?>
编辑login.php文件
<?php
/**
* @author DengPeng <3@dengpeng.cc>
* @since 2017/01/03
* @copyright copyright (c) 2017 zixue.it GPL
* @license http://www.zixue.it/
*/
// BBS站点登陆系统
require '../functions.php';
// (2)验证
yzToken('taoip.cn');
// (1)判断是否登陆,登陆则跳转首页,未登录则去其他站点获取token
$url = isset($_GET['url']) ? $_GET['url'] : '';
if (empty($url)) {
getToken('http://dengpeng.cc/login.php?url=http://bbs.taoip.cn/login.php');
}
// (1)判断用户是否登陆
$bool = isLogin();
$url = isset($_GET['url']) ? $_GET['url'] : '';
if ($bool) {
if (empty($url)) {
header('location: index.php');
} else {
$username = isset($_COOKIE['username']) ? $_COOKIE['username'] : '';
$token = isset($_COOKIE['token']) ? $_COOKIE['token'] : '';
$lurl = $url.'?username='.$username.'&token='.$token;
header('location: '.$lurl);
}
}
if (!empty($_POST)) {
$username = isset($_POST['username']) ? $_POST['username'] : '';
$password = isset($_POST['password']) ? $_POST['password'] : '';
// 从库中查询用户密码
@$link = mysql_connect('localhost', 'root', '');
mysql_query('use sso', $link);
mysql_query('set names utf8', $link);
$sql = "select * from users where username = '".$username."'";
$user = mysql_fetch_assoc(mysql_query($sql, $link));
// 校验
$salt = 'taoip';
$_password = md5($salt.$username);
// var_dump($user['password'] == $_password);
// print_r($user);exit();
if ($user['password'] == $_password) {
// 校验成功,开始登陆
setcookie('username', $username, time()+3600, '/', 'taoip.cn');
setcookie('token', $_password, time()+3600, '/', 'taoip.cn');
// 如果URL没有值重定向到首页,否则重定向到URL页面
if (empty($url)) {
header('location: index.php');
} else {
header('location: '.$lurl);
}
}
}
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="generator" content="Sublime Text 3114">
<meta name="author" content="3@dengpeng.cc">
<meta name="keywords" content="">
<meta name="description" content="">
<title>BBS站点登陆系统</title>
</head>
<body>
<div class="container">
<h2>bbs.taoip.cn站点登陆系统</h2>
<form action="" method="post">
<label for="">用户名</label>
<input type="text" name="username">
<br>
<label for="">密码</label>
<input type="text" name="password">
<hr>
<button type="submit">提交</button>
</form>
</div>
</body>
</html>
