friendica/src/Module/OAuth/Authorize.php

91 lines
3.1 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2010-2021, the Friendica project
*
* @license GNU AGPL version 3 or any later version
*
* 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 <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Module\OAuth;
use Friendica\Core\Logger;
use Friendica\DI;
use Friendica\Module\BaseApi;
/**
* @see https://docs.joinmastodon.org/spec/oauth/
* @see https://aaronparecki.com/oauth-2-simplified/
*/
class Authorize extends BaseApi
{
/**
* @param array $parameters
* @throws \Friendica\Network\HTTPException\InternalServerErrorException
*/
public static function rawContent(array $parameters = [])
{
$response_type = $_REQUEST['response_type'] ?? '';
$client_id = $_REQUEST['client_id'] ?? '';
$client_secret = $_REQUEST['client_secret'] ?? ''; // Isn't normally provided. We will use it if present.
$redirect_uri = $_REQUEST['redirect_uri'] ?? '';
$scope = $_REQUEST['scope'] ?? 'read';
$state = $_REQUEST['state'] ?? '';
if ($response_type != 'code') {
Logger::warning('Unsupported or missing response type', ['request' => $_REQUEST]);
DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Unsupported or missing response type'));
}
if (empty($client_id) || empty($redirect_uri)) {
Logger::warning('Incomplete request data', ['request' => $_REQUEST]);
DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Incomplete request data'));
}
$application = self::getApplication($client_id, $client_secret, $redirect_uri);
if (empty($application)) {
DI::mstdnError()->UnprocessableEntity();
}
// @todo Compare the application scope and requested scope
$request = $_REQUEST;
unset($request['pagename']);
$redirect = 'oauth/authorize?' . http_build_query($request);
$uid = local_user();
if (empty($uid)) {
Logger::info('Redirect to login');
DI::app()->redirect('login?return_path=' . urlencode($redirect));
} else {
Logger::info('Already logged in user', ['uid' => $uid]);
}
if (!self::existsTokenForUser($application, $uid) && !DI::session()->get('oauth_acknowledge')) {
Logger::info('Redirect to acknowledge');
DI::app()->redirect('oauth/acknowledge?' . http_build_query(['return_path' => $redirect, 'application' => $application['name']]));
}
DI::session()->remove('oauth_acknowledge');
$token = self::createTokenForUser($application, $uid, $scope);
if (!$token) {
DI::mstdnError()->UnprocessableEntity();
}
DI::app()->redirect($application['redirect_uri'] . '?' . http_build_query(['code' => $token['code'], 'state' => $state]));
}
}