gnu-social/plugins/OAuth2/OAuth2.php
2022-01-22 18:49:24 +00:00

126 lines
4.2 KiB
PHP

<?php
declare(strict_types = 1);
// {{{ License
// This file is part of GNU social - https://www.gnu.org/software/social
//
// GNU social 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.
//
// GNU social 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 GNU social. If not, see <http://www.gnu.org/licenses/>.
// }}}
/**
* ActivityPub implementation for GNU social
*
* @package GNUsocial
* @category API
*
* @author Diogo Peralta Cordeiro <@diogo.site>
* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
namespace Plugin\OAuth2;
use App\Core\Event;
use App\Core\Modules\Plugin;
use App\Core\Router\RouteLoader;
use App\Core\Router\Router;
use App\Util\Common;
use App\Util\Exception\NoLoggedInUser;
use Nyholm\Psr7\Response;
use Plugin\OAuth2\Controller\Apps;
use Symfony\Component\EventDispatcher\EventSubscriberInterface;
use Trikoder\Bundle\OAuth2Bundle\Event\AuthorizationRequestResolveEvent;
use Trikoder\Bundle\OAuth2Bundle\Event\UserResolveEvent;
use Trikoder\Bundle\OAuth2Bundle\OAuth2Events;
use XML_XRD_Element_Link;
/**
* Adds OAuth2 support to GNU social when enabled
*
* @copyright 2021 Free Software Foundation, Inc http://www.fsf.org
* @license https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
*/
class OAuth2 extends Plugin implements EventSubscriberInterface
{
public const OAUTH_ACCESS_TOKEN_REL = 'http://apinamespace.org/oauth/access_token';
public const OAUTH_REQUEST_TOKEN_REL = 'http://apinamespace.org/oauth/request_token';
public const OAUTH_AUTHORIZE_REL = 'http://apinamespace.org/oauth/authorize';
public function version(): string
{
return '3.0.0';
}
/**
* This code executes when GNU social creates the page routing, and we hook
* on this event to add our Inbox and Outbox handler for ActivityPub.
*
* @param RouteLoader $r the router that was initialized
*/
public function onAddRoute(RouteLoader $r): bool
{
$r->connect(
'oauth2_apps',
'/api/v1/apps',
Apps::class,
['http-methods' => ['POST']],
);
return Event::next;
}
public function onEndHostMetaLinks(array &$links): bool
{
$links[] = new XML_XRD_Element_link(self::OAUTH_REQUEST_TOKEN_REL, Router::url('oauth2_apps', type: Router::ABSOLUTE_URL));
$links[] = new XML_XRD_Element_link(self::OAUTH_AUTHORIZE_REL, Router::url('oauth2_authorize', type: Router::ABSOLUTE_URL));
$links[] = new XML_XRD_Element_link(self::OAUTH_ACCESS_TOKEN_REL, Router::url('oauth2_token', type: Router::ABSOLUTE_URL));
return Event::next;
}
public function userResolve(UserResolveEvent $event): void
{
$user = Common::user();
if (\is_null($user)) {
return;
}
$event->setUser($user);
}
public function authorizeRequestResolve(AuthorizationRequestResolveEvent $event): void
{
$request = Common::getRequest();
try {
$user = Common::ensureLoggedIn();
$event->setUser($user);
$event->resolveAuthorization(AuthorizationRequestResolveEvent::AUTHORIZATION_APPROVED);
} catch (NoLoggedInUser) {
$event->setResponse(new Response(302, [
'Location' => Router::url('security_login', [
'returnUrl' => $request->getUri(),
]),
]));
}
}
public static function getSubscribedEvents(): array
{
return [
OAuth2Events::USER_RESOLVE => 'userResolve',
OAuth2Events::AUTHORIZATION_REQUEST_RESOLVE => 'authorizeRequestResolve',
];
}
}