2021-09-27 10:14:36 +02:00

100 lines
3.1 KiB
PHP

<?php
/*
* This file is part of the FileGator package.
*
* (c) Milos Stojanovic <alcalbg@gmail.com>
*
* For the full copyright and license information, please view the LICENSE file
*/
namespace Filegator\Services\Security;
use Filegator\Kernel\Request;
use Filegator\Kernel\Response;
use Filegator\Services\Service;
use Filegator\Services\Logger\LoggerInterface;
use Symfony\Component\Security\Csrf\CsrfToken;
use Symfony\Component\Security\Csrf\CsrfTokenManager;
/**
* @codeCoverageIgnore
*/
class Security implements Service
{
protected $request;
protected $response;
protected $logger;
public function __construct(Request $request, Response $response, LoggerInterface $logger)
{
$this->request = $request;
$this->response = $response;
$this->logger = $logger;
}
public function init(array $config = [])
{
if ($config['csrf_protection']) {
$key = isset($config['csrf_key']) ? $config['csrf_key'] : 'protection';
$http_method = $this->request->getMethod();
$csrfManager = new CsrfTokenManager();
if (in_array($http_method, ['GET', 'HEAD', 'OPTIONS'])) {
$this->response->headers->set('X-CSRF-Token', $csrfManager->getToken($key));
} else {
$token = new CsrfToken($key, $this->request->headers->get('X-CSRF-Token'));
if (! $csrfManager->isTokenValid($token)) {
$this->logger->log("Csrf token not valid");
die;
}
}
}
if (! empty($config['ip_whitelist'])) $config['ip_allowlist'] = $config['ip_whitelist']; // deprecated, compatibility
if (! empty($config['ip_allowlist'])) {
$pass = false;
foreach ($config['ip_allowlist'] as $ip) {
if ($this->request->getClientIp() == $ip) {
$pass = true;
}
}
if (! $pass) {
$this->response->setStatusCode(403);
$this->response->send();
$this->logger->log("Forbidden - IP not found in allowlist ".$this->request->getClientIp());
die;
}
}
if (! empty($config['ip_blacklist'])) $config['ip_denylist'] = $config['ip_blacklist']; // deprecated, compatibility
if (! empty($config['ip_denylist'])) {
$pass = true;
foreach ($config['ip_denylist'] as $ip) {
if ($this->request->getClientIp() == $ip) {
$pass = false;
}
}
if (! $pass) {
$this->response->setStatusCode(403);
$this->response->send();
$this->logger->log("Forbidden - IP matched against denylist ".$this->request->getClientIp());
die;
}
}
if (empty($config['allow_insecure_overlays']) || !$config['allow_insecure_overlays']) {
$this->response->headers->set('X-Frame-Options', 'sameorigin');
$this->response->headers->set('Content-Security-Policy', 'frame-ancestors \'self\'');
}
}
}