Pony.fm/app/Http/Middleware/AuthenticateOAuth.php

110 lines
3.4 KiB
PHP

<?php
/**
* Pony.fm - A community for pony fan music.
* Copyright (C) 2015 Peter Deltchev
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Poniverse\Ponyfm\Http\Middleware;
use Closure;
use Illuminate\Contracts\Auth\Guard;
use Illuminate\Http\Request;
use Illuminate\Session\Store;
use League\OAuth2\Client\Token\AccessToken;
use Poniverse;
use Poniverse\Lib\Client;
use Poniverse\Ponyfm\Models\User;
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
class AuthenticateOAuth
{
/**
* @var Client
*/
private $poniverse;
/**
* @var Guard
*/
private $auth;
/**
* @var Store
*/
private $session;
public function __construct(Guard $auth, Store $session)
{
$this->poniverse = new Client(config('poniverse.client_id'), config('poniverse.secret'), new \GuzzleHttp\Client());
$this->auth = $auth;
$this->session = $session;
}
/**
* Handle an incoming request.
*
* @param \Illuminate\Http\Request $request
* @param \Closure $next
* @param string $requiredScope
* @return mixed
* @throws Poniverse\Lib\Errors\ApiException
*/
public function handle(Request $request, Closure $next, $requiredScope)
{
// Ensure this is a valid OAuth client.
$accessToken = $this->determineAccessToken($request, false);
// check that access token is valid at Poniverse.net
$accessTokenInfo = $this->poniverse->poniverse()->meta()->introspect($accessToken);
if (!$accessTokenInfo->getIsActive()) {
throw new AccessDeniedHttpException('This access token is expired or invalid!');
}
if (!in_array($requiredScope, $accessTokenInfo->getScopes())) {
throw new AccessDeniedHttpException("This access token lacks the '${requiredScope}' scope!");
}
// Log in as the given user, creating the account if necessary.
$this->poniverse->setAccessToken(new AccessToken(['access_token' => $accessToken]));
$this->session->put('api_client_id', $accessTokenInfo->getClientId());
/** @var Poniverse\Lib\Entity\Poniverse\User $poniverseUser */
$poniverseUser = $this->poniverse->getOAuthProvider()->getResourceOwner($accessToken);
$user = User::findOrCreate($poniverseUser->username, $poniverseUser->display_name, $poniverseUser->email);
$this->auth->setUser($user);
return $next($request);
}
private function determineAccessToken(Request $request, $headerOnly = true)
{
$header = $request->header('Authorization');
if ($header !== null && substr($header, 0, 7) === 'Bearer ') {
return trim(substr($header, 7));
}
if ($headerOnly) {
return null;
}
return $request->get('access_token');
}
}