streams/vendor/sabre/dav/lib/DAV/Auth/Backend/BackendInterface.php

70 lines
2.1 KiB
PHP

<?php
namespace Sabre\DAV\Auth\Backend;
use Sabre\HTTP\RequestInterface;
use Sabre\HTTP\ResponseInterface;
/**
* This is the base class for any authentication object.
*
* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
* @author Evert Pot (http://evertpot.com/)
* @license http://sabre.io/license/ Modified BSD License
*/
interface BackendInterface {
/**
* When this method is called, the backend must check if authentication was
* successful.
*
* The returned value must be one of the following
*
* [true, "principals/username"]
* [false, "reason for failure"]
*
* If authentication was successful, it's expected that the authentication
* backend returns a so-called principal url.
*
* Examples of a principal url:
*
* principals/admin
* principals/user1
* principals/users/joe
* principals/uid/123457
*
* If you don't use WebDAV ACL (RFC3744) we recommend that you simply
* return a string such as:
*
* principals/users/[username]
*
* @param RequestInterface $request
* @param ResponseInterface $response
* @return array
*/
function check(RequestInterface $request, ResponseInterface $response);
/**
* This method is called when a user could not be authenticated, and
* authentication was required for the current request.
*
* This gives you the opportunity to set authentication headers. The 401
* status code will already be set.
*
* In this case of Basic Auth, this would for example mean that the
* following header needs to be set:
*
* $response->addHeader('WWW-Authenticate', 'Basic realm=SabreDAV');
*
* Keep in mind that in the case of multiple authentication backends, other
* WWW-Authenticate headers may already have been set, and you'll want to
* append your own WWW-Authenticate header instead of overwriting the
* existing one.
*
* @param RequestInterface $request
* @param ResponseInterface $response
* @return void
*/
function challenge(RequestInterface $request, ResponseInterface $response);
}