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authorRoeland Jago Douma <rullzer@owncloud.com>2016-04-14 19:21:18 +0200
committerRoeland Jago Douma <rullzer@owncloud.com>2016-04-14 19:21:18 +0200
commit9050e76d955e06a5e5ed9b4b1c444bdf03699ba0 (patch)
treeeeded71dd4672fc9dc2f67296b0faff8cd62ab73 /lib/private/security/trusteddomainhelper.php
parent5911ce530b003d46348f59e9280b610f684de85a (diff)
downloadnextcloud-server-9050e76d955e06a5e5ed9b4b1c444bdf03699ba0.tar.gz
nextcloud-server-9050e76d955e06a5e5ed9b4b1c444bdf03699ba0.zip
Move \OC\Security to PSR-4
Diffstat (limited to 'lib/private/security/trusteddomainhelper.php')
-rw-r--r--lib/private/security/trusteddomainhelper.php90
1 files changed, 0 insertions, 90 deletions
diff --git a/lib/private/security/trusteddomainhelper.php b/lib/private/security/trusteddomainhelper.php
deleted file mode 100644
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--- a/lib/private/security/trusteddomainhelper.php
+++ /dev/null
@@ -1,90 +0,0 @@
-<?php
-/**
- * @author Lukas Reschke <lukas@owncloud.com>
- * @author Morris Jobke <hey@morrisjobke.de>
- *
- * @copyright Copyright (c) 2016, ownCloud, Inc.
- * @license AGPL-3.0
- *
- * This code is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License, version 3,
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License, version 3,
- * along with this program. If not, see <http://www.gnu.org/licenses/>
- *
- */
-
-namespace OC\Security;
-use OC\AppFramework\Http\Request;
-use OCP\IConfig;
-
-/**
- * Class TrustedDomain
- *
- * @package OC\Security
- */
-class TrustedDomainHelper {
- /** @var IConfig */
- private $config;
-
- /**
- * @param IConfig $config
- */
- function __construct(IConfig $config) {
- $this->config = $config;
- }
-
- /**
- * Strips a potential port from a domain (in format domain:port)
- * @param string $host
- * @return string $host without appended port
- */
- private function getDomainWithoutPort($host) {
- $pos = strrpos($host, ':');
- if ($pos !== false) {
- $port = substr($host, $pos + 1);
- if (is_numeric($port)) {
- $host = substr($host, 0, $pos);
- }
- }
- return $host;
- }
-
- /**
- * Checks whether a domain is considered as trusted from the list
- * of trusted domains. If no trusted domains have been configured, returns
- * true.
- * This is used to prevent Host Header Poisoning.
- * @param string $domainWithPort
- * @return bool true if the given domain is trusted or if no trusted domains
- * have been configured
- */
- public function isTrustedDomain($domainWithPort) {
- $domain = $this->getDomainWithoutPort($domainWithPort);
-
- // Read trusted domains from config
- $trustedList = $this->config->getSystemValue('trusted_domains', []);
- if(!is_array($trustedList)) {
- return false;
- }
-
- // Always allow access from localhost
- if (preg_match(Request::REGEX_LOCALHOST, $domain) === 1) {
- return true;
- }
-
- // Compare with port appended
- if(in_array($domainWithPort, $trustedList, true)) {
- return true;
- }
-
- return in_array($domain, $trustedList, true);
- }
-
-}