nextcloud/lib/private/Authentication/TwoFactorAuth/ProviderLoader.php

105 lines
3.0 KiB
PHP

<?php
declare(strict_types=1);
/**
* @copyright 2018 Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @author Christoph Wurst <christoph@winzerhof-wurst.at>
*
* @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 <http://www.gnu.org/licenses/>.
*
*/
namespace OC\Authentication\TwoFactorAuth;
use Exception;
use OC;
use OC_App;
use OCP\App\IAppManager;
use OCP\AppFramework\QueryException;
use OCP\Authentication\TwoFactorAuth\IProvider;
use OCP\IUser;
class ProviderLoader {
public const BACKUP_CODES_APP_ID = 'twofactor_backupcodes';
/** @var IAppManager */
private $appManager;
/** @var OC\AppFramework\Bootstrap\Coordinator */
private $coordinator;
public function __construct(IAppManager $appManager, OC\AppFramework\Bootstrap\Coordinator $coordinator) {
$this->appManager = $appManager;
$this->coordinator = $coordinator;
}
/**
* Get the list of 2FA providers for the given user
*
* @return IProvider[]
* @throws Exception
*/
public function getProviders(IUser $user): array {
$allApps = $this->appManager->getEnabledAppsForUser($user);
$providers = [];
foreach ($allApps as $appId) {
$info = $this->appManager->getAppInfo($appId);
if (isset($info['two-factor-providers'])) {
/** @var string[] $providerClasses */
$providerClasses = $info['two-factor-providers'];
foreach ($providerClasses as $class) {
try {
$this->loadTwoFactorApp($appId);
$provider = OC::$server->query($class);
$providers[$provider->getId()] = $provider;
} catch (QueryException $exc) {
// Provider class can not be resolved
throw new Exception("Could not load two-factor auth provider $class");
}
}
}
}
$registeredProviders = $this->coordinator->getRegistrationContext()->getTwoFactorProviders();
foreach ($registeredProviders as $provider) {
try {
$this->loadTwoFactorApp($provider->getAppId());
$provider = OC::$server->query($provider->getService());
$providers[$provider->getId()] = $provider;
} catch (QueryException $exc) {
// Provider class can not be resolved
throw new Exception('Could not load two-factor auth provider ' . $provider->getService());
}
}
return $providers;
}
/**
* Load an app by ID if it has not been loaded yet
*
* @param string $appId
*/
protected function loadTwoFactorApp(string $appId) {
if (!OC_App::isAppLoaded($appId)) {
OC_App::loadApp($appId);
}
}
}