firefly-iii/app/Console/Commands/VerifiesAccessToken.php
2021-03-21 09:15:40 +01:00

100 lines
2.9 KiB
PHP

<?php
/**
* VerifiesAccessToken.php
* Copyright (c) 2020 james@firefly-iii.org
*
* This file is part of Firefly III (https://github.com/firefly-iii).
*
* 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/>.
*/
declare(strict_types=1);
namespace FireflyIII\Console\Commands;
use FireflyIII\Exceptions\FireflyException;
use FireflyIII\Repositories\User\UserRepositoryInterface;
use FireflyIII\User;
use Log;
/**
* Trait VerifiesAccessToken.
*
* Verifies user access token for sensitive commands.
*
* @codeCoverageIgnore
*/
trait VerifiesAccessToken
{
/**
* @return User
* @throws FireflyException
*/
public function getUser(): User
{
$userId = (int)$this->option('user');
/** @var UserRepositoryInterface $repository */
$repository = app(UserRepositoryInterface::class);
$user = $repository->findNull($userId);
if (null === $user) {
throw new FireflyException('User is unexpectedly NULL');
}
return $user;
}
/**
* Abstract method to make sure trait knows about method "option".
*
* @param string|null $key
*
* @return mixed
*/
abstract public function option($key = null);
/**
* Returns false when given token does not match given user token.
*
* @return bool
*/
protected function verifyAccessToken(): bool
{
$userId = (int)$this->option('user');
$token = (string)$this->option('token');
/** @var UserRepositoryInterface $repository */
$repository = app(UserRepositoryInterface::class);
$user = $repository->findNull($userId);
if (null === $user) {
Log::error(sprintf('verifyAccessToken(): no such user for input "%d"', $userId));
return false;
}
$accessToken = app('preferences')->getForUser($user, 'access_token', null);
if (null === $accessToken) {
Log::error(sprintf('User #%d has no access token, so cannot access command line options.', $userId));
return false;
}
if ($accessToken->data !== $token) {
Log::error(sprintf('Invalid access token for user #%d.', $userId));
Log::error(sprintf('Token given is "%s", expected something else.', $token));
return false;
}
return true;
}
}