54 lines
1.3 KiB
PHP
54 lines
1.3 KiB
PHP
<?php
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declare(strict_types=1);
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namespace Sabre\HTTP\Auth;
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/**
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* HTTP Bearer authentication utility.
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*
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* This class helps you setup bearer auth. The process is fairly simple:
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*
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* 1. Instantiate the class.
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* 2. Call getToken (this will return null or a token as string)
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* 3. If you didn't get a valid token, call 'requireLogin'
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*
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* @copyright Copyright (C) fruux GmbH (https://fruux.com/)
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* @author François Kooman (fkooman@tuxed.net)
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* @license http://sabre.io/license/ Modified BSD License
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*/
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class Bearer extends AbstractAuth
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{
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/**
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* This method returns a string with an access token.
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*
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* If no token was found, this method returns null.
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*
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* @return string|null
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*/
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public function getToken()
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{
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$auth = $this->request->getHeader('Authorization');
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if (!$auth) {
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return null;
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}
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if ('bearer ' !== strtolower(substr($auth, 0, 7))) {
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return null;
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}
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return substr($auth, 7);
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}
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/**
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* This method sends the needed HTTP header and status code (401) to force
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* authentication.
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*/
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public function requireLogin()
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{
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$this->response->addHeader('WWW-Authenticate', 'Bearer realm="'.$this->realm.'"');
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$this->response->setStatus(401);
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}
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}
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