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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2019 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OC\Authentication\Login;
use OC\Authentication\TwoFactorAuth\Manager;
use OC\Authentication\TwoFactorAuth\MandatoryTwoFactor;
use OCP\Authentication\TwoFactorAuth\IProvider;
use OCP\IURLGenerator;
use function array_pop;
use function count;
class TwoFactorCommand extends ALoginCommand {
/** @var Manager */
private $twoFactorManager;
/** @var MandatoryTwoFactor */
private $mandatoryTwoFactor;
/** @var IURLGenerator */
private $urlGenerator;
public function __construct(Manager $twoFactorManager,
MandatoryTwoFactor $mandatoryTwoFactor,
IURLGenerator $urlGenerator) {
$this->twoFactorManager = $twoFactorManager;
$this->mandatoryTwoFactor = $mandatoryTwoFactor;
$this->urlGenerator = $urlGenerator;
}
public function process(LoginData $loginData): LoginResult {
if (!$this->twoFactorManager->isTwoFactorAuthenticated($loginData->getUser())) {
return $this->processNextOrFinishSuccessfully($loginData);
}
$this->twoFactorManager->prepareTwoFactorLogin($loginData->getUser(), $loginData->isRememberLogin());
$providerSet = $this->twoFactorManager->getProviderSet($loginData->getUser());
$loginProviders = $this->twoFactorManager->getLoginSetupProviders($loginData->getUser());
$providers = $providerSet->getPrimaryProviders();
if (empty($providers)
&& !$providerSet->isProviderMissing()
&& !empty($loginProviders)
&& $this->mandatoryTwoFactor->isEnforcedFor($loginData->getUser())) {
// No providers set up, but 2FA is enforced and setup providers are available
$url = 'core.TwoFactorChallenge.setupProviders';
$urlParams = [];
} elseif (!$providerSet->isProviderMissing() && count($providers) === 1) {
// Single provider (and no missing ones), hence we can redirect to that provider's challenge page directly
/* @var $provider IProvider */
$provider = array_pop($providers);
$url = 'core.TwoFactorChallenge.showChallenge';
$urlParams = [
'challengeProviderId' => $provider->getId(),
];
} else {
$url = 'core.TwoFactorChallenge.selectChallenge';
$urlParams = [];
}
if ($loginData->getRedirectUrl() !== null) {
$urlParams['redirect_url'] = $loginData->getRedirectUrl();
}
return LoginResult::success(
$loginData,
$this->urlGenerator->linkToRoute($url, $urlParams)
);
}
}
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