<?php
/*
* This file is part of EC-CUBE
*
* Copyright(c) EC-CUBE CO.,LTD. All Rights Reserved.
*
* http://www.ec-cube.co.jp/
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Eccube\Session\Storage\Handler;
use Skorp\Dissua\SameSite;
use Symfony\Component\HttpFoundation\Cookie;
use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpFoundation\Session\Storage\Handler\StrictSessionHandler;
class SameSiteNoneCompatSessionHandler extends StrictSessionHandler
{
/** @var \SessionHandlerInterface */
private $handler;
/** @var bool */
private $doDestroy;
/** @var string */
private $sessionName;
/** @var string|null */
private $prefetchData;
/** @var string */
private $newSessionId;
/**
* {@inheritdoc}
*/
public function __construct(\SessionHandlerInterface $handler)
{
$this->handler = $handler;
ini_set('session.cookie_secure', $this->getCookieSecure());
ini_set('session.cookie_samesite', $this->getCookieSameSite());
ini_set('session.cookie_path', $this->getCookiePath());
}
/**
* {@inheritdoc}
*/
public function open($savePath, $sessionName)
{
$this->sessionName = $sessionName;
// see https://github.com/symfony/symfony/blob/2adc85d49cbe14e346068fa7e9c2e1f08ab31de6/src/Symfony/Component/HttpFoundation/Session/Storage/Handler/AbstractSessionHandler.php#L35-L37
if (!headers_sent() && !ini_get('session.cache_limiter') && '0' !== ini_get('session.cache_limiter')) {
header(sprintf('Cache-Control: max-age=%d, private, must-revalidate', 60 * (int) ini_get('session.cache_expire')));
}
return $this->handler->open($savePath, $sessionName);
}
/**
* {@inheritdoc}
*/
protected function doRead($sessionId)
{
return $this->handler->read($sessionId);
}
/**
* {@inheritdoc}
*/
public function updateTimestamp($sessionId, $data)
{
return $this->write($sessionId, $data);
}
/**
* {@inheritdoc}
*/
protected function doWrite($sessionId, $data)
{
return $this->handler->write($sessionId, $data);
}
/**
* {@inheritdoc}
*
* @see https://github.com/symfony/symfony/blob/2adc85d49cbe14e346068fa7e9c2e1f08ab31de6/src/Symfony/Component/HttpFoundation/Session/Storage/Handler/AbstractSessionHandler.php#L126-L167
*/
public function destroy($sessionId)
{
if (\PHP_VERSION_ID < 70000) {
$this->prefetchData = null;
}
if (!headers_sent() && filter_var(ini_get('session.use_cookies'), FILTER_VALIDATE_BOOLEAN)) {
if (!$this->sessionName) {
throw new \LogicException(sprintf('Session name cannot be empty, did you forget to call "parent::open()" in "%s"?.', \get_class($this)));
}
$sessionCookie = sprintf(' %s=', urlencode($this->sessionName));
$sessionCookieWithId = sprintf('%s%s;', $sessionCookie, urlencode($sessionId));
$sessionCookieFound = false;
$otherCookies = [];
foreach (headers_list() as $h) {
if (0 !== stripos($h, 'Set-Cookie:')) {
continue;
}
if (11 === strpos($h, $sessionCookie, 11)) {
$sessionCookieFound = true;
if (11 !== strpos($h, $sessionCookieWithId, 11)) {
$otherCookies[] = $h;
}
} else {
$otherCookies[] = $h;
}
}
if ($sessionCookieFound) {
header_remove('Set-Cookie');
foreach ($otherCookies as $h) {
header($h, false);
}
} else {
if (\PHP_VERSION_ID < 70300) {
setcookie($this->sessionName, '', 0, ini_get('session.cookie_path'), ini_get('session.cookie_domain'), filter_var(ini_get('session.cookie_secure'), FILTER_VALIDATE_BOOLEAN), filter_var(ini_get('session.cookie_httponly'), FILTER_VALIDATE_BOOLEAN));
} else {
setcookie($this->sessionName, '',
[
'expires' => 0,
'path' => $this->getCookiePath(),
'domain' => ini_get('session.cookie_domain'),
'secure' => filter_var(ini_get('session.cookie_secure'), FILTER_VALIDATE_BOOLEAN),
'httponly' => filter_var(ini_get('session.cookie_httponly'), FILTER_VALIDATE_BOOLEAN),
'samesite' => $this->getCookieSameSite(),
]
);
}
}
}
return $this->newSessionId === $sessionId || $this->doDestroy($sessionId);
}
/**
* {@inheritdoc}
*/
protected function doDestroy($sessionId)
{
$this->doDestroy = false;
return $this->handler->destroy($sessionId);
}
/**
* {@inheritdoc}
*/
public function close()
{
return $this->handler->close();
}
/**
* @return bool
*/
public function gc($maxlifetime)
{
return $this->handler->gc($maxlifetime);
}
/**
* @return string
*/
public function getCookieSameSite()
{
if ($this->shouldSendSameSiteNone() && \PHP_VERSION_ID >= 70300 && $this->getCookieSecure()) {
return Cookie::SAMESITE_NONE;
}
return '';
}
/**
* @return string
*/
public function getCookiePath()
{
$cookiePath = env('ECCUBE_COOKIE_PATH', '/');
if ($this->shouldSendSameSiteNone() && \PHP_VERSION_ID < 70300 && $this->getCookieSecure()) {
return $cookiePath.'; SameSite='.Cookie::SAMESITE_NONE;
}
return $cookiePath;
}
/**
* @return string
*/
public function getCookieSecure()
{
$request = Request::createFromGlobals();
return $request->isSecure() ? '1' : '0';
}
/**
* @return bool
*/
private function shouldSendSameSiteNone()
{
$userAgent = array_key_exists('HTTP_USER_AGENT', $_SERVER) ? $_SERVER['HTTP_USER_AGENT'] : null;
return SameSite::handle($userAgent);
}
}