mirror of
https://github.com/nextcloud/server.git
synced 2025-02-14 12:59:20 +00:00
94 lines
2.5 KiB
PHP
94 lines
2.5 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
/**
|
|
* SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
|
|
* SPDX-License-Identifier: AGPL-3.0-or-later
|
|
*/
|
|
namespace OC\Authentication\TwoFactorAuth;
|
|
|
|
use OCP\IConfig;
|
|
use OCP\IGroupManager;
|
|
use OCP\IUser;
|
|
|
|
class MandatoryTwoFactor {
|
|
/** @var IConfig */
|
|
private $config;
|
|
|
|
/** @var IGroupManager */
|
|
private $groupManager;
|
|
|
|
public function __construct(IConfig $config, IGroupManager $groupManager) {
|
|
$this->config = $config;
|
|
$this->groupManager = $groupManager;
|
|
}
|
|
|
|
/**
|
|
* Get the state of enforced two-factor auth
|
|
*/
|
|
public function getState(): EnforcementState {
|
|
return new EnforcementState(
|
|
$this->config->getSystemValue('twofactor_enforced', 'false') === 'true',
|
|
$this->config->getSystemValue('twofactor_enforced_groups', []),
|
|
$this->config->getSystemValue('twofactor_enforced_excluded_groups', [])
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Set the state of enforced two-factor auth
|
|
*/
|
|
public function setState(EnforcementState $state) {
|
|
$this->config->setSystemValue('twofactor_enforced', $state->isEnforced() ? 'true' : 'false');
|
|
$this->config->setSystemValue('twofactor_enforced_groups', $state->getEnforcedGroups());
|
|
$this->config->setSystemValue('twofactor_enforced_excluded_groups', $state->getExcludedGroups());
|
|
}
|
|
|
|
/**
|
|
* Check if two-factor auth is enforced for a specific user
|
|
*
|
|
* The admin(s) can enforce two-factor auth system-wide, for certain groups only
|
|
* and also have the option to exclude users of certain groups. This method will
|
|
* check their membership of those groups.
|
|
*
|
|
* @param IUser $user
|
|
*
|
|
* @return bool
|
|
*/
|
|
public function isEnforcedFor(IUser $user): bool {
|
|
$state = $this->getState();
|
|
if (!$state->isEnforced()) {
|
|
return false;
|
|
}
|
|
$uid = $user->getUID();
|
|
|
|
/*
|
|
* If there is a list of enforced groups, we only enforce 2FA for members of those groups.
|
|
* For all the other users it is not enforced (overruling the excluded groups list).
|
|
*/
|
|
if (!empty($state->getEnforcedGroups())) {
|
|
foreach ($state->getEnforcedGroups() as $group) {
|
|
if ($this->groupManager->isInGroup($uid, $group)) {
|
|
return true;
|
|
}
|
|
}
|
|
// Not a member of any of these groups -> no 2FA enforced
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* If the user is member of an excluded group, 2FA won't be enforced.
|
|
*/
|
|
foreach ($state->getExcludedGroups() as $group) {
|
|
if ($this->groupManager->isInGroup($uid, $group)) {
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* No enforced groups configured and user not member of an excluded groups,
|
|
* so 2FA is enforced.
|
|
*/
|
|
return true;
|
|
}
|
|
}
|