102 lines
3.2 KiB
PHP
102 lines
3.2 KiB
PHP
<?php
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namespace Misuzu;
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use Misuzu\Users\User;
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use Misuzu\Users\UserLoginAttempt;
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use Misuzu\Users\UserSession;
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use Misuzu\Users\UserSessionCreationFailedException;
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use Misuzu\Users\UserAuthSession;
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use Misuzu\Users\UserAuthSessionNotFoundException;
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require_once '../../misuzu.php';
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if(UserSession::hasCurrent()) {
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url_redirect('index');
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return;
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}
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$ipAddress = $_SERVER['REMOTE_ADDR'];
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$twofactor = !empty($_POST['twofactor']) && is_array($_POST['twofactor']) ? $_POST['twofactor'] : [];
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$notices = [];
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$remainingAttempts = UserLoginAttempt::remaining($ipAddress);
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try {
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$tokenInfo = UserAuthSession::byToken(
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!empty($_GET['token']) && is_string($_GET['token']) ? $_GET['token'] : (
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!empty($twofactor['token']) && is_string($twofactor['token']) ? $twofactor['token'] : ''
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)
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);
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} catch(UserAuthSessionNotFoundException $ex) {}
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if(empty($tokenInfo) || $tokenInfo->hasExpired()) {
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url_redirect('auth-login');
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return;
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}
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$userInfo = $tokenInfo->getUser();
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// checking user_totp_key specifically because there's a fringe chance that
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// there's a token present, but totp is actually disabled
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if(!$userInfo->hasTOTP()) {
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url_redirect('auth-login');
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return;
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}
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while(!empty($twofactor)) {
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if(!CSRF::validateRequest()) {
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$notices[] = 'Was unable to verify the request, please try again!';
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break;
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}
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$userAgent = $_SERVER['HTTP_USER_AGENT'] ?? '';
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$redirect = !empty($twofactor['redirect']) && is_string($twofactor['redirect']) ? $twofactor['redirect'] : '';
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if(empty($twofactor['code']) || !is_string($twofactor['code'])) {
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$notices[] = 'Code field was empty.';
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break;
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}
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if($remainingAttempts < 1) {
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$notices[] = 'There are too many failed login attempts from your IP address, please try again later.';
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break;
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}
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if(!in_array($twofactor['code'], $userInfo->getValidTOTPTokens())) {
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$notices[] = sprintf(
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"Invalid two factor code, %d attempt%s remaining",
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$remainingAttempts - 1,
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$remainingAttempts === 2 ? '' : 's'
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);
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UserLoginAttempt::create($ipAddress, false, $userInfo);
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break;
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}
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UserLoginAttempt::create($ipAddress, true, $userInfo);
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$tokenInfo->delete();
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try {
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$sessionInfo = UserSession::create($userInfo, $ipAddress);
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$sessionInfo->setCurrent();
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} catch(UserSessionCreationFailedException $ex) {
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$notices[] = "Something broke while creating a session for you, please tell an administrator or developer about this!";
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break;
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}
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$authToken = AuthToken::create($userInfo, $sessionInfo);
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setcookie('msz_auth', $authToken->pack(), $sessionInfo->getExpiresTime(), '/', msz_cookie_domain(), !empty($_SERVER['HTTPS']), true);
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if(!is_local_url($redirect)) {
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$redirect = url('index');
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}
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redirect($redirect);
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return;
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}
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Template::render('auth.twofactor', [
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'twofactor_notices' => $notices,
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'twofactor_redirect' => !empty($_GET['redirect']) && is_string($_GET['redirect']) ? $_GET['redirect'] : url('index'),
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'twofactor_attempts_remaining' => $remainingAttempts,
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'twofactor_token' => $tokenInfo->getToken(),
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]);
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