OpenXE/vendor/sabre/http/lib/Auth/Basic.php
2021-05-21 08:49:41 +02:00

64 lines
1.5 KiB
PHP

<?php
namespace Sabre\HTTP\Auth;
/**
* HTTP Basic authentication utility.
*
* This class helps you setup basic auth. The process is fairly simple:
*
* 1. Instantiate the class.
* 2. Call getCredentials (this will return null or a user/pass pair)
* 3. If you didn't get valid credentials, call 'requireLogin'
*
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
* @author Evert Pot (http://evertpot.com/)
* @license http://sabre.io/license/ Modified BSD License
*/
class Basic extends AbstractAuth {
/**
* This method returns a numeric array with a username and password as the
* only elements.
*
* If no credentials were found, this method returns null.
*
* @return null|array
*/
function getCredentials() {
$auth = $this->request->getHeader('Authorization');
if (!$auth) {
return null;
}
if (strtolower(substr($auth, 0, 6)) !== 'basic ') {
return null;
}
$credentials = explode(':', base64_decode(substr($auth, 6)), 2);
if (2 !== count($credentials)) {
return null;
}
return $credentials;
}
/**
* This method sends the needed HTTP header and statuscode (401) to force
* the user to login.
*
* @return void
*/
function requireLogin() {
$this->response->addHeader('WWW-Authenticate', 'Basic realm="' . $this->realm . '", charset="UTF-8"');
$this->response->setStatus(401);
}
}