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96 lines
2.9 KiB
PHP
96 lines
2.9 KiB
PHP
<?php
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namespace Sabre\DAV\Auth\Backend;
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use Sabre\HTTP\RequestInterface;
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use Sabre\HTTP\ResponseInterface;
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/**
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* Apache authenticator
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*
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* This authentication backend assumes that authentication has been
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* configured in apache, rather than within SabreDAV.
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*
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* Make sure apache is properly configured for this to work.
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*
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* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
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* @author Evert Pot (http://evertpot.com/)
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* @license http://sabre.io/license/ Modified BSD License
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*/
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class Apache implements BackendInterface {
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/**
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* This is the prefix that will be used to generate principal urls.
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*
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* @var string
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*/
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protected $principalPrefix = 'principals/';
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/**
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* When this method is called, the backend must check if authentication was
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* successful.
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*
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* The returned value must be one of the following
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*
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* [true, "principals/username"]
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* [false, "reason for failure"]
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*
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* If authentication was successful, it's expected that the authentication
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* backend returns a so-called principal url.
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*
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* Examples of a principal url:
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*
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* principals/admin
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* principals/user1
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* principals/users/joe
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* principals/uid/123457
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*
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* If you don't use WebDAV ACL (RFC3744) we recommend that you simply
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* return a string such as:
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*
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* principals/users/[username]
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*
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* @param RequestInterface $request
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* @param ResponseInterface $response
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* @return array
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*/
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function check(RequestInterface $request, ResponseInterface $response) {
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$remoteUser = $request->getRawServerValue('REMOTE_USER');
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if (is_null($remoteUser)) {
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$remoteUser = $request->getRawServerValue('REDIRECT_REMOTE_USER');
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}
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if (is_null($remoteUser)) {
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return [false, 'No REMOTE_USER property was found in the PHP $_SERVER super-global. This likely means your server is not configured correctly'];
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}
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return [true, $this->principalPrefix . $remoteUser];
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}
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/**
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* This method is called when a user could not be authenticated, and
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* authentication was required for the current request.
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*
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* This gives you the opportunity to set authentication headers. The 401
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* status code will already be set.
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*
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* In this case of Basic Auth, this would for example mean that the
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* following header needs to be set:
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*
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* $response->addHeader('WWW-Authenticate', 'Basic realm=SabreDAV');
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*
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* Keep in mind that in the case of multiple authentication backends, other
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* WWW-Authenticate headers may already have been set, and you'll want to
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* append your own WWW-Authenticate header instead of overwriting the
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* existing one.
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*
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* @param RequestInterface $request
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* @param ResponseInterface $response
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* @return void
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*/
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function challenge(RequestInterface $request, ResponseInterface $response) {
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}
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}
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