708 lines
25 KiB
PHP
708 lines
25 KiB
PHP
<?php
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/*
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* Copyright (C) 2025 Xibo Signage Ltd
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*
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* Xibo - Digital Signage - https://xibosignage.com
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*
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* This file is part of Xibo.
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*
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* Xibo is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* any later version.
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*
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* Xibo is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with Xibo. If not, see <http://www.gnu.org/licenses/>.
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*/
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namespace Xibo\Controller;
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use RobThree\Auth\TwoFactorAuth;
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use Slim\Flash\Messages;
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use Slim\Http\Response as Response;
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use Slim\Http\ServerRequest as Request;
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use Slim\Routing\RouteContext;
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use Xibo\Entity\User;
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use Xibo\Factory\UserFactory;
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use Xibo\Helper\Environment;
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use Xibo\Helper\HttpsDetect;
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use Xibo\Helper\LogoutTrait;
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use Xibo\Helper\Random;
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use Xibo\Helper\Session;
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use Xibo\Support\Exception\AccessDeniedException;
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use Xibo\Support\Exception\ConfigurationException;
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use Xibo\Support\Exception\ExpiredException;
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use Xibo\Support\Exception\GeneralException;
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use Xibo\Support\Exception\InvalidArgumentException;
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use Xibo\Support\Exception\NotFoundException;
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/**
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* Class Login
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* @package Xibo\Controller
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*/
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class Login extends Base
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{
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use LogoutTrait;
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/** @var Session */
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private $session;
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/** @var UserFactory */
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private $userFactory;
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/** @var \Stash\Interfaces\PoolInterface */
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private $pool;
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/**
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* @var Messages
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*/
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private $flash;
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/**
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* Set common dependencies.
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* @param Session $session
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* @param UserFactory $userFactory
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* @param \Stash\Interfaces\PoolInterface $pool
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*/
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public function __construct($session, $userFactory, $pool)
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{
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$this->session = $session;
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$this->userFactory = $userFactory;
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$this->pool = $pool;
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}
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/**
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* Get Flash Message
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*
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* @return Messages
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*/
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protected function getFlash()
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{
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return $this->flash;
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}
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public function setFlash(Messages $messages)
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{
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$this->flash = $messages;
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}
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/**
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* Output a login form
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* @param Request $request
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* @param Response $response
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* @return \Psr\Http\Message\ResponseInterface
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* @throws GeneralException
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* @throws \Xibo\Support\Exception\ControllerNotImplemented
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*/
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public function loginForm(Request $request, Response $response)
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{
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// Sanitize the body
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$sanitizedRequestBody = $this->getSanitizer($request->getParams());
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// Check to see if the user has provided a special token
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$nonce = $sanitizedRequestBody->getString('nonce');
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if ($nonce != '') {
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// We have a nonce provided, so validate that in preference to showing the form.
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$nonce = explode('::', $nonce);
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$this->getLog()->debug('Nonce is ' . var_export($nonce, true));
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$cache = $this->pool->getItem('/nonce/' . $nonce[0]);
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$validated = $cache->get();
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if ($cache->isMiss()) {
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$this->getLog()->error('Expired nonce used.');
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$this->getFlash()->addMessageNow('login_message', __('This link has expired.'));
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} else if (!password_verify($nonce[1], $validated['hash'])) {
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$this->getLog()->error('Invalid nonce used.');
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$this->getFlash()->addMessageNow('login_message', __('This link has expired.'));
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} else {
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// We're valid.
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$this->pool->deleteItem('/nonce/' . $nonce[0]);
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try {
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$user = $this->userFactory->getById($validated['userId']);
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// Log in this user
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$user->touch(true);
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$this->getLog()->info($user->userName . ' user logged in via token.');
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// Set the userId on the log object
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$this->getLog()->setUserId($user->userId);
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$this->getLog()->setIpAddress($request->getAttribute('ip_address'));
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// Expire all sessions
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$session = $this->session;
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// this is a security measure in case the user is logged in somewhere else.
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// (not this one though, otherwise we will deadlock
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$session->expireAllSessionsForUser($user->userId);
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// Switch Session ID's
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$session->setIsExpired(0);
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$session->regenerateSessionId();
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$session->setUser($user->userId);
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$this->getLog()->setSessionHistoryId($session->get('sessionHistoryId'));
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// Audit Log
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$this->getLog()->audit('User', $user->userId, 'Login Granted via token', [
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'UserAgent' => $request->getHeader('User-Agent')
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]);
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return $response->withRedirect($this->urlFor($request, 'home'));
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} catch (NotFoundException $notFoundException) {
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$this->getLog()->error('Valid nonce for non-existing user');
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$this->getFlash()->addMessageNow('login_message', __('This link has expired.'));
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}
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}
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}
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// Check to see if the password reminder functionality is enabled.
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$passwordReminderEnabled = $this->getConfig()->getSetting('PASSWORD_REMINDER_ENABLED');
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$mailFrom = $this->getConfig()->getSetting('mail_from');
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$authCASEnabled = isset($this->getConfig()->casSettings);
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// Template
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$this->getState()->template = 'login';
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$this->getState()->setData([
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'passwordReminderEnabled' => (($passwordReminderEnabled === 'On' || $passwordReminderEnabled === 'On except Admin') && $mailFrom != ''),
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'authCASEnabled' => $authCASEnabled,
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'version' => Environment::$WEBSITE_VERSION_NAME
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]);
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return $this->render($request, $response);
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}
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/**
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* Login
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* @param Request $request
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* @param Response $response
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* @return \Slim\Http\Response
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* @throws \Xibo\Support\Exception\DuplicateEntityException
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* @throws \Xibo\Support\Exception\InvalidArgumentException
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*/
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public function login(Request $request, Response $response): Response
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{
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$parsedRequest = $this->getSanitizer($request->getParsedBody());
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$routeParser = RouteContext::fromRequest($request)->getRouteParser();
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// Capture the prior route (if there is one)
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$redirect = $this->urlFor($request, 'login');
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$priorRoute = $parsedRequest->getString('priorRoute');
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try {
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// Get our username and password
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$username = $parsedRequest->getString('username');
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$password = $parsedRequest->getString('password');
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$this->getLog()->debug('Login with username ' . $username);
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// Get our user
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try {
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$user = $this->userFactory->getByName($username);
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// Retired user
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if ($user->retired === 1) {
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throw new AccessDeniedException(
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__('Sorry this account does not exist or does not have permission to access the web portal.')
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);
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}
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// Check password
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$user->checkPassword($password);
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// check if 2FA is enabled
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if ($user->twoFactorTypeId != 0) {
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$_SESSION['tfaUsername'] = $user->userName;
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$this->getFlash()->addMessage('priorRoute', $priorRoute);
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return $response->withRedirect($routeParser->urlFor('tfa'));
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}
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// We are logged in, so complete the login flow
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$this->completeLoginFlow($user, $request);
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} catch (NotFoundException) {
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throw new AccessDeniedException(__('User not found'));
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}
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$redirect = $this->getRedirect($request, $priorRoute);
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} catch (AccessDeniedException $e) {
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$this->getLog()->warning($e->getMessage());
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$this->getFlash()->addMessage('login_message', __('Username or Password incorrect'));
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$this->getFlash()->addMessage('priorRoute', $priorRoute);
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} catch (ExpiredException $e) {
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$this->getFlash()->addMessage('priorRoute', $priorRoute);
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}
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$this->setNoOutput(true);
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$this->getLog()->debug('Redirect to ' . $redirect);
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return $response->withRedirect($redirect);
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}
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/**
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* Forgotten password link requested
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* @param Request $request
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* @param Response $response
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* @return \Psr\Http\Message\ResponseInterface|Response
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* @throws ConfigurationException
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* @throws \PHPMailer\PHPMailer\Exception
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* @throws \Twig\Error\LoaderError
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* @throws \Twig\Error\RuntimeError
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* @throws \Twig\Error\SyntaxError
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*/
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public function forgottenPassword(Request $request, Response $response)
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{
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// Is this functionality enabled?
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$passwordReminderEnabled = $this->getConfig()->getSetting('PASSWORD_REMINDER_ENABLED');
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$mailFrom = $this->getConfig()->getSetting('mail_from');
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$parsedRequest = $this->getSanitizer($request->getParsedBody());
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$routeParser = RouteContext::fromRequest($request)->getRouteParser();
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if (!(($passwordReminderEnabled === 'On' || $passwordReminderEnabled === 'On except Admin') && $mailFrom != '')) {
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throw new ConfigurationException(__('This feature has been disabled by your administrator'));
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}
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// Get our username
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$username = $parsedRequest->getString('username');
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// Log
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$this->getLog()->info('Forgotten Password Request for ' . $username);
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// Check to see if the provided username is valid, and if so, record a nonce and send them a link
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try {
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// Get our user
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/* @var User $user */
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$user = $this->userFactory->getByName($username);
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// Does this user have an email address associated to their user record?
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if ($user->email == '') {
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throw new NotFoundException(__('No email'));
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}
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// Nonce parts (nonce isn't ever stored, only the hash of it is stored, it only exists in the email)
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$action = 'user-reset-password-' . Random::generateString(10);
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$nonce = Random::generateString(20);
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// Create a nonce for this user and store it somewhere
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$cache = $this->pool->getItem('/nonce/' . $action);
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$cache->set([
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'action' => $action,
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'hash' => password_hash($nonce, PASSWORD_DEFAULT),
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'userId' => $user->userId
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]);
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$cache->expiresAfter(1800); // 30 minutes?
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// Save cache
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$this->pool->save($cache);
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// Make a link
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$link = ((new HttpsDetect())->getRootUrl()) . $routeParser->urlFor('login') . '?nonce=' . $action . '::' . $nonce;
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// Uncomment this to get a debug message showing the link.
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//$this->getLog()->debug('Link is:' . $link);
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// Send the mail
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$mail = new \PHPMailer\PHPMailer\PHPMailer();
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$mail->CharSet = 'UTF-8';
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$mail->Encoding = 'base64';
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$mail->From = $mailFrom;
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$msgFromName = $this->getConfig()->getSetting('mail_from_name');
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if ($msgFromName != null) {
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$mail->FromName = $msgFromName;
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}
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$mail->Subject = __('Password Reset');
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$mail->addAddress($user->email);
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// Body
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$mail->isHTML(true);
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// We need to specify the style for the pw reset button since mailers usually ignore bootstrap classes
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$linkButton = '<a href="' . $link . '"
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style="
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display: inline-block;
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padding: 8px 15px;
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font-size: 15px;
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color: #FFFFFF;
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background-color: #428BCA;
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text-decoration: none;
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border-radius: 5px;
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">
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' . __('Reset Password') . '
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</a>';
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$mail->Body = $this->generateEmailBody(
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$mail->Subject,
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'<p>' . __('You are receiving this email because a password reminder was requested for your account.
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If you did not make this request, please report this email to your administrator immediately.') . '</p>'
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. $linkButton
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. '<p style="margin-top:10px; font-size:14px; color:#555555;">'
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. __('If the button does not work, copy and paste the following URL into your browser:')
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. '<br><a href="' . $link . '">' . $link . '</a></p>'
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);
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if (!$mail->send()) {
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throw new ConfigurationException('Unable to send password reminder to ' . $user->email);
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} else {
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$this->getFlash()->addMessage(
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'login_message',
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__('A reminder email will been sent to this user if they exist'),
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);
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}
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// Audit Log
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$this->getLog()->audit('User', $user->userId, 'Password Reset Link Granted', [
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'UserAgent' => $request->getHeader('User-Agent')
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]);
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} catch (GeneralException) {
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$this->getFlash()->addMessage(
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'login_message',
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__('A reminder email will been sent to this user if they exist'),
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);
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}
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$this->setNoOutput(true);
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return $response->withRedirect($routeParser->urlFor('login'));
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}
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/**
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* Log out
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* @param Request $request
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* @param Response $response
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* @return \Psr\Http\Message\ResponseInterface|Response
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*/
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public function logout(Request $request, Response $response)
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{
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$redirect = true;
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if ($request->getQueryParam('redirect') != null) {
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$redirect = $request->getQueryParam('redirect');
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}
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$this->completeLogoutFlow($this->getUser(), $this->session, $this->getLog(), $request);
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if ($redirect) {
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return $response->withRedirect($this->urlFor($request, 'home'));
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}
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return $response->withStatus(200);
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}
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/**
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* Ping Pong
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* @param Request $request
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* @param Response $response
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* @return \Psr\Http\Message\ResponseInterface|Response
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* @throws GeneralException
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* @throws \Xibo\Support\Exception\ControllerNotImplemented
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*/
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public function PingPong(Request $request, Response $response)
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{
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$parseRequest = $this->getSanitizer($request->getQueryParams());
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$this->session->refreshExpiry = ($parseRequest->getCheckbox('refreshSession') == 1);
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$this->getState()->success = true;
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return $this->render($request, $response);
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}
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/**
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* Shows information about Xibo
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*
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* @SWG\Get(
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* path="/about",
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* operationId="about",
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* tags={"misc"},
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* summary="About",
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* description="Information about this API, such as Version code, etc",
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* @SWG\Response(
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* response=200,
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* description="successful response",
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* @SWG\Schema(
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* type="object",
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* additionalProperties={
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* "title"="version",
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* "type"="string"
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* }
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* )
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* )
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* )
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* @param Request $request
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* @param Response $response
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* @return \Psr\Http\Message\ResponseInterface|Response
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* @throws GeneralException
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* @throws \Xibo\Support\Exception\ControllerNotImplemented
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*/
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public function about(Request $request, Response $response)
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{
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$state = $this->getState();
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if ($request->isXhr()) {
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$state->template = 'about-text';
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} else {
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$state->template = 'about-page';
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}
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$state->setData(['version' => Environment::$WEBSITE_VERSION_NAME, 'sourceUrl' => $this->getConfig()->getThemeConfig('cms_source_url')]);
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return $this->render($request, $response);
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}
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/**
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* Generate an email body
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* @param $subject
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* @param $body
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* @return string
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* @throws \Twig\Error\LoaderError
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* @throws \Twig\Error\RuntimeError
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* @throws \Twig\Error\SyntaxError
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*/
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private function generateEmailBody($subject, $body)
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{
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return $this->renderTemplateToString('email-template', [
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'config' => $this->getConfig(),
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'subject' => $subject, 'body' => $body
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]);
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}
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/**
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* 2FA Auth required
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* @param Request $request
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* @param Response $response
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* @return \Psr\Http\Message\ResponseInterface|Response
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* @throws GeneralException
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* @throws InvalidArgumentException
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* @throws NotFoundException
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* @throws \PHPMailer\PHPMailer\Exception
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* @throws \RobThree\Auth\TwoFactorAuthException
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* @throws \Twig\Error\LoaderError
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* @throws \Twig\Error\RuntimeError
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* @throws \Twig\Error\SyntaxError
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* @throws \Xibo\Support\Exception\ControllerNotImplemented
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*/
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public function twoFactorAuthForm(Request $request, Response $response)
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{
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if (!isset($_SESSION['tfaUsername'])) {
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$this->getFlash()->addMessage('login_message', __('Session has expired, please log in again'));
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return $response->withRedirect($this->urlFor($request, 'login'));
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}
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$user = $this->userFactory->getByName($_SESSION['tfaUsername']);
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$message = '';
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// if our user has email two factor enabled, we need to send the email with code now
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if ($user->twoFactorTypeId === 1) {
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if ($user->email == '') {
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throw new NotFoundException(__('No email'));
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}
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$mailFrom = $this->getConfig()->getSetting('mail_from');
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$issuerSettings = $this->getConfig()->getSetting('TWOFACTOR_ISSUER');
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$appName = $this->getConfig()->getThemeConfig('app_name');
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if ($issuerSettings !== '') {
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$issuer = $issuerSettings;
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} else {
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$issuer = $appName;
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}
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if ($mailFrom == '') {
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throw new InvalidArgumentException(__('Sending email address in CMS Settings is not configured'), 'mail_from');
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}
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$tfa = new TwoFactorAuth($issuer);
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// Nonce parts (nonce isn't ever stored, only the hash of it is stored, it only exists in the email)
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$action = 'user-tfa-email-auth' . Random::generateString(10);
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$nonce = Random::generateString(20);
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// Create a nonce for this user and store it somewhere
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|
$cache = $this->pool->getItem('/nonce/' . $action);
|
|
|
|
$cache->set([
|
|
'action' => $action,
|
|
'hash' => password_hash($nonce, PASSWORD_DEFAULT),
|
|
'userId' => $user->userId
|
|
]);
|
|
$cache->expiresAfter(1800); // 30 minutes?
|
|
|
|
// Save cache
|
|
$this->pool->save($cache);
|
|
|
|
// Make a link
|
|
$code = $tfa->getCode($user->twoFactorSecret);
|
|
|
|
// Send the mail
|
|
$mail = new \PHPMailer\PHPMailer\PHPMailer();
|
|
$mail->CharSet = 'UTF-8';
|
|
$mail->Encoding = 'base64';
|
|
$mail->From = $mailFrom;
|
|
$msgFromName = $this->getConfig()->getSetting('mail_from_name');
|
|
|
|
if ($msgFromName != null) {
|
|
$mail->FromName = $msgFromName;
|
|
}
|
|
|
|
$mail->Subject = __('Two Factor Authentication');
|
|
$mail->addAddress($user->email);
|
|
|
|
// Body
|
|
$mail->isHTML(true);
|
|
$mail->Body = $this->generateEmailBody($mail->Subject,
|
|
'<p>' . __('You are receiving this email because two factor email authorisation is enabled in your CMS user account. If you did not make this request, please report this email to your administrator immediately.') . '</p>' . '<p>' . $code . '</p>');
|
|
|
|
if (!$mail->send()) {
|
|
$message = __('Unable to send two factor code to email address associated with this user');
|
|
} else {
|
|
$message = __('Two factor code email has been sent to your email address');
|
|
|
|
// Audit Log
|
|
$this->getLog()->audit('User', $user->userId, 'Two Factor Code email sent', [
|
|
'UserAgent' => $request->getHeader('User-Agent')
|
|
]);
|
|
}
|
|
}
|
|
|
|
// Template
|
|
$this->getState()->template = 'tfa';
|
|
|
|
// the flash message do not work well here - need to reload the page to see the message, hence the below
|
|
$this->getState()->setData(['message' => $message]);
|
|
|
|
return $this->render($request, $response);
|
|
}
|
|
|
|
/**
|
|
* @param Request $request
|
|
* @param Response $response
|
|
* @return \Slim\Http\Response
|
|
* @throws \RobThree\Auth\TwoFactorAuthException
|
|
* @throws \Xibo\Support\Exception\NotFoundException
|
|
*/
|
|
public function twoFactorAuthValidate(Request $request, Response $response): Response
|
|
{
|
|
$user = $this->userFactory->getByName($_SESSION['tfaUsername']);
|
|
$result = false;
|
|
$updatedCodes = [];
|
|
$sanitizedParams = $this->getSanitizer($request->getParams());
|
|
|
|
if (isset($_POST['code'])) {
|
|
$issuerSettings = $this->getConfig()->getSetting('TWOFACTOR_ISSUER');
|
|
$appName = $this->getConfig()->getThemeConfig('app_name');
|
|
|
|
if ($issuerSettings !== '') {
|
|
$issuer = $issuerSettings;
|
|
} else {
|
|
$issuer = $appName;
|
|
}
|
|
|
|
$tfa = new TwoFactorAuth($issuer);
|
|
|
|
if ($user->twoFactorTypeId === 1 && $user->email !== '') {
|
|
$result = $tfa->verifyCode($user->twoFactorSecret, $sanitizedParams->getString('code'), 9);
|
|
} else {
|
|
$result = $tfa->verifyCode($user->twoFactorSecret, $sanitizedParams->getString('code'), 3);
|
|
}
|
|
} elseif (isset($_POST['recoveryCode'])) {
|
|
// get the array of recovery codes, go through them and try to match provided code
|
|
$codes = $user->twoFactorRecoveryCodes;
|
|
|
|
foreach (json_decode($codes) as $code) {
|
|
// if the provided recovery code matches one stored in the database, we want to log in the user
|
|
if ($code === $sanitizedParams->getString('recoveryCode')) {
|
|
$result = true;
|
|
}
|
|
|
|
if ($code !== $sanitizedParams->getString('recoveryCode')) {
|
|
$updatedCodes[] = $code;
|
|
}
|
|
}
|
|
|
|
// recovery codes are one time use, as such we want to update user recovery codes and remove the one that
|
|
// was just used.
|
|
$user->updateRecoveryCodes(json_encode($updatedCodes));
|
|
}
|
|
|
|
if ($result) {
|
|
// We are logged in at this point
|
|
$this->completeLoginFlow($user, $request);
|
|
|
|
$this->setNoOutput(true);
|
|
|
|
//unset the session tfaUsername
|
|
unset($_SESSION['tfaUsername']);
|
|
|
|
return $response->withRedirect($this->getRedirect($request, $sanitizedParams->getString('priorRoute')));
|
|
} else {
|
|
$this->getLog()->error('Authentication code incorrect, redirecting to login page');
|
|
$this->getFlash()->addMessage('login_message', __('Authentication code incorrect'));
|
|
return $response->withRedirect($this->urlFor($request, 'login'));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @param \Xibo\Entity\User $user
|
|
* @param Request $request
|
|
*/
|
|
private function completeLoginFlow(User $user, Request $request): void
|
|
{
|
|
$user->touch();
|
|
|
|
$this->getLog()->info($user->userName . ' user logged in.');
|
|
|
|
// Set the userId on the log object
|
|
$this->getLog()->setUserId($user->userId);
|
|
$this->getLog()->setIpAddress($request->getAttribute('ip_address'));
|
|
|
|
// Switch Session ID's
|
|
$session = $this->session;
|
|
$session->setIsExpired(0);
|
|
$session->regenerateSessionId();
|
|
$session->setUser($user->userId);
|
|
|
|
$this->getLog()->setSessionHistoryId($session->get('sessionHistoryId'));
|
|
|
|
// Audit Log
|
|
$this->getLog()->audit('User', $user->userId, 'Login Granted', [
|
|
'UserAgent' => $request->getHeader('User-Agent')
|
|
]);
|
|
}
|
|
|
|
/**
|
|
* Get a redirect link from the given request and prior route
|
|
* validate the prior route by only taking its path
|
|
* @param \Slim\Http\ServerRequest $request
|
|
* @param string|null $priorRoute
|
|
* @return string
|
|
*/
|
|
private function getRedirect(Request $request, ?string $priorRoute): string
|
|
{
|
|
$home = $this->urlFor($request, 'home');
|
|
|
|
// Parse the prior route
|
|
$parsedPriorRoute = parse_url($priorRoute);
|
|
if (!$parsedPriorRoute) {
|
|
$priorRoute = $home;
|
|
} else {
|
|
$priorRoute = $parsedPriorRoute['path'];
|
|
}
|
|
|
|
// Certain routes always lead home
|
|
if ($priorRoute == ''
|
|
|| $priorRoute == '/'
|
|
|| str_contains($priorRoute, $this->urlFor($request, 'login'))
|
|
) {
|
|
$redirectTo = $home;
|
|
} else {
|
|
$redirectTo = $priorRoute;
|
|
}
|
|
|
|
return $redirectTo;
|
|
}
|
|
}
|