112 lines
5.0 KiB
PHP
112 lines
5.0 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (C) 2010-2023, 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\Core\System;
|
|
use Friendica\Database\DBA;
|
|
use Friendica\DI;
|
|
use Friendica\Model\User;
|
|
use Friendica\Module\BaseApi;
|
|
use Friendica\Module\Special\HTTPException;
|
|
use Friendica\Security\OAuth;
|
|
use Friendica\Util\DateTimeFormat;
|
|
use Psr\Http\Message\ResponseInterface;
|
|
|
|
/**
|
|
* @see https://docs.joinmastodon.org/methods/oauth/#token
|
|
* @see https://aaronparecki.com/oauth-2-simplified/
|
|
*/
|
|
class Token extends BaseApi
|
|
{
|
|
public function run(HTTPException $httpException, array $request = [], bool $scopecheck = true): ResponseInterface
|
|
{
|
|
return parent::run($httpException, $request, false);
|
|
}
|
|
|
|
protected function post(array $request = [])
|
|
{
|
|
$request = $this->getRequest([
|
|
'client_id' => '', // Client ID, obtained during app registration
|
|
'client_secret' => '', // Client secret, obtained during app registration
|
|
'redirect_uri' => '', // Set a URI to redirect the user to. If this parameter is set to "urn:ietf:wg:oauth:2.0:oob" then the token will be shown instead. Must match one of the redirect URIs declared during app registration.
|
|
'scope' => 'read', // List of requested OAuth scopes, separated by spaces. Must be a subset of scopes declared during app registration. If not provided, defaults to "read".
|
|
'code' => '', // A user authorization code, obtained via /oauth/authorize
|
|
'grant_type' => '', // Set equal to "authorization_code" if code is provided in order to gain user-level access. Otherwise, set equal to "client_credentials" to obtain app-level access only.
|
|
], $request);
|
|
|
|
// AndStatus transmits the client data in the AUTHORIZATION header field, see https://github.com/andstatus/andstatus/issues/530
|
|
$authorization = $_SERVER['HTTP_AUTHORIZATION'] ?? '';
|
|
if (empty($authorization)) {
|
|
// workaround for HTTP-auth in CGI mode
|
|
$authorization = $_SERVER['REDIRECT_REMOTE_USER'] ?? '';
|
|
}
|
|
|
|
if ((empty($request['client_id']) || empty($request['client_secret'])) && substr($authorization, 0, 6) == 'Basic ') {
|
|
// Per RFC2617, usernames can't contain a colon but password can,
|
|
// so we cut on the first colon to obtain the username and the password
|
|
// @see https://www.rfc-editor.org/rfc/rfc2617#section-2
|
|
$datapair = explode(':', base64_decode(trim(substr($authorization, 6))), 2);
|
|
if (count($datapair) == 2) {
|
|
$request['client_id'] = $datapair[0];
|
|
$request['client_secret'] = $datapair[1];
|
|
}
|
|
}
|
|
|
|
if (empty($request['client_id']) || empty($request['client_secret'])) {
|
|
Logger::warning('Incomplete request data', ['request' => $request]);
|
|
DI::mstdnError()->Unauthorized('invalid_client', DI::l10n()->t('Incomplete request data'));
|
|
}
|
|
|
|
$application = OAuth::getApplication($request['client_id'], $request['client_secret'], $request['redirect_uri']);
|
|
if (empty($application)) {
|
|
DI::mstdnError()->Unauthorized('invalid_client', DI::l10n()->t('Invalid data or unknown client'));
|
|
}
|
|
|
|
if ($request['grant_type'] == 'client_credentials') {
|
|
// the "client_credentials" are used as a token for the application itself.
|
|
// see https://aaronparecki.com/oauth-2-simplified/#client-credentials
|
|
$token = OAuth::createTokenForUser($application, 0, '');
|
|
$me = null;
|
|
} elseif ($request['grant_type'] == 'authorization_code') {
|
|
// For security reasons only allow freshly created tokens
|
|
$condition = ["`redirect_uri` = ? AND `id` = ? AND `code` = ? AND `created_at` > ?",
|
|
$request['redirect_uri'], $application['id'], $request['code'], DateTimeFormat::utc('now - 5 minutes')];
|
|
|
|
$token = DBA::selectFirst('application-view', ['access_token', 'created_at', 'uid'], $condition);
|
|
if (!DBA::isResult($token)) {
|
|
Logger::notice('Token not found or outdated', $condition);
|
|
DI::mstdnError()->Unauthorized();
|
|
}
|
|
$owner = User::getOwnerDataById($token['uid']);
|
|
$me = $owner['url'];
|
|
} else {
|
|
Logger::warning('Unsupported or missing grant type', ['request' => $_REQUEST]);
|
|
DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Unsupported or missing grant type'));
|
|
}
|
|
|
|
$object = new \Friendica\Object\Api\Mastodon\Token($token['access_token'], 'Bearer', $application['scopes'], $token['created_at'], $me);
|
|
|
|
System::jsonExit($object->toArray());
|
|
}
|
|
}
|