两个不同郁下的index
<?php
session_start();
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8"/>
<title>sync login</title>
</head>
<body>
<?php if(empty($_SESSION[‘username‘])):?>
hello,游客;请先<a href="login.php">登录</a>
<?php else: ?>
hello,<?php echo $_SESSION[‘username‘]; ?></a>
<?php endif; ?>
</body>
</html>
登入页面 跳到统一验证处验证
<?php
session_start();
if(!empty($_POST[‘username‘])){
require __DIR__.‘/Des.php‘;
$_SESSION[‘username‘] = $_POST[‘username‘];
$redirect = ‘http://www.openpoor.com/index.php‘;//域名没对上 session 操作目录注意
header(‘Location:http://passport.openpoor.com/synclogin/sync.php?redirect=‘.urlencode($redirect).‘&code=‘.Des::encrypt($_POST[‘username‘],‘openpoor‘));exit;
}
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8"/>
<title>sync login</title>
</head>
<body>
<form action="" method="post">
<input type="text" name="username" placeholder="用户名"/>
<input type="text" name="password" placeholder="密码"/>
<input type="submit" value="登录"/>
</form>
</body>
</html>
p3p共享session
<?php
session_start();
$redirect = empty($_GET[‘redirect‘]) ? ‘www.openpoor.com‘ : $_GET[‘redirect‘];
if(empty($_GET[‘code‘])){
header(‘Loaction:http://‘.urldecode($redirect));
exit;
}
$apps = array(
‘myspace.openpoor.com/slogin.php‘,
‘www.openpoor.com/slogin.php‘,
);
?>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8"/>
<?php foreach($apps as $v): ?>
<script type="text/javascript" src="http://<?php echo $v.‘?code=‘.$_GET[‘code‘] ?>"></script>
<?php endforeach; ?>
<title>passport</title>
</head>
<body>
<script type="text/javascript">
window.onload=function(){
location.replace(‘<?php echo $redirect; ?>‘);
}
</script>
</body>
</html>
完成跨域session
<?php
session_start();
header(‘Content-Type:text/javascript; charset=utf-8‘);
if(!empty($_GET[‘code‘])){
require __DIR__.‘/Des.php‘;
$username = Des::decrypt($_GET[‘code‘],‘openpoor‘);
if(!empty($username)){
header(‘P3P: CP="CURa ADMa DEVa PSAo PSDo OUR BUS UNI PUR INT DEM STA PRE COM NAV OTC NOI DSP COR"‘);
$_SESSION[‘username‘] = $username;
}
}
des 加密
<?php
class Des{
public static function encrypt($data,$key){
$module=mcrypt_module_open(‘des‘,‘‘, MCRYPT_MODE_CBC,‘‘);
$key=substr(md5($key),0,mcrypt_enc_get_key_size($module));
srand();
$iv=mcrypt_create_iv(mcrypt_enc_get_iv_size($module), MCRYPT_RAND);
mcrypt_generic_init($module,$key,$iv);
$encrypted=$iv.mcrypt_generic($module,$data);
mcrypt_generic_deinit($module);
mcrypt_module_close($module);
return md5($data).‘_‘.base64_encode($encrypted);
}
public static function decrypt($data,$key){
$_data = explode(‘_‘,$data,2);
if(count($_data)<2){
return false;
}
$data = base64_decode($_data[1]);
$module=mcrypt_module_open(‘des‘,‘‘, MCRYPT_MODE_CBC,‘‘);
$key=substr(md5($key),0,mcrypt_enc_get_key_size($module));
$ivSize=mcrypt_enc_get_iv_size($module);
$iv=substr($data,0,$ivSize);
mcrypt_generic_init($module,$key,$iv);
$decrypted=mdecrypt_generic($module,substr($data,$ivSize,strlen($data)));
mcrypt_generic_deinit($module);
mcrypt_module_close($module);
$decrypted = rtrim($decrypted,"\0");
if($_data[0]!=md5($decrypted)){
return false;
}
return $decrypted;
}
}