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<?php |
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/** |
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* Platine OAuth2 |
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* |
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* Platine OAuth2 is a library that implements the OAuth2 specification |
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* |
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* This content is released under the MIT License (MIT) |
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* |
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* Copyright (c) 2020 Platine OAuth2 |
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* |
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* Permission is hereby granted, free of charge, to any person obtaining a copy |
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* of this software and associated documentation files (the "Software"), to deal |
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* in the Software without restriction, including without limitation the rights |
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
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* copies of the Software, and to permit persons to whom the Software is |
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* furnished to do so, subject to the following conditions: |
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* |
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* The above copyright notice and this permission notice shall be included in all |
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* copies or substantial portions of the Software. |
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* |
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
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* SOFTWARE. |
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*/ |
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declare(strict_types=1); |
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namespace Platine\OAuth2\Middleware; |
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use Platine\Http\Handler\MiddlewareInterface; |
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use Platine\Http\Handler\RequestHandlerInterface; |
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use Platine\Http\ResponseInterface; |
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use Platine\Http\ServerRequestInterface; |
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use Platine\OAuth2\Exception\InvalidAccessTokenException; |
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use Platine\OAuth2\ResourceServerInterface; |
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use Platine\OAuth2\Response\JsonResponse; |
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/** |
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* Middleware for a resource server |
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* |
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* This middleware aims to sit very early in your pipeline. It will check if a request has an access token, |
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* and if so, will try to validate it. If the token is invalid, the middleware will immediately return. |
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* |
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* If the token is valid, it will store it as part of the request under the attribute "oauth_token", |
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* so that it can be used later one by a permission system, for instance |
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* |
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* @class ResourceServerMiddleware |
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* @package Platine\OAuth2\Middleware |
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*/ |
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class ResourceServerMiddleware implements MiddlewareInterface |
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{ |
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/** |
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* The resource server instance |
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* @var ResourceServerInterface |
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*/ |
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protected ResourceServerInterface $resourceServer; |
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/** |
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* The request attribute name to fetch access token |
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* @var string |
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*/ |
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protected string $tokenRequestAttribute; |
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/** |
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* Create new instance |
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* @param ResourceServerInterface $resourceServer |
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* @param string $tokenRequestAttribute |
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*/ |
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public function __construct( |
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ResourceServerInterface $resourceServer, |
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string $tokenRequestAttribute = 'oauth_token' |
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) { |
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$this->resourceServer = $resourceServer; |
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$this->tokenRequestAttribute = $tokenRequestAttribute; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function process( |
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ServerRequestInterface $request, |
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RequestHandlerInterface $handler |
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): ResponseInterface { |
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try { |
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$token = $this->resourceServer->getAccessToken($request); |
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} catch (InvalidAccessTokenException $ex) { |
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// If we're here, this means that there was an access token, but it's either expired |
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// or invalid. If that's the case we must immediately return |
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return new JsonResponse( |
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[ |
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'error' => $ex->getCode(), |
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'error_description' => $ex->getMessage(), |
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], |
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401 |
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); |
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} |
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return $handler->handle($request->withAttribute($this->tokenRequestAttribute, $token)); |
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} |
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} |
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platine-php /
oauth2
