friendica/src/Module/Settings/TwoFactor/Verify.php

146 lines
4.6 KiB
PHP

<?php
/**
* @copyright Copyright (C) 2020, Friendica
*
* @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 <https://www.gnu.org/licenses/>.
*
*/
namespace Friendica\Module\Settings\TwoFactor;
use BaconQrCode\Renderer\Image\SvgImageBackEnd;
use BaconQrCode\Renderer\ImageRenderer;
use BaconQrCode\Renderer\RendererStyle\RendererStyle;
use BaconQrCode\Writer;
use Friendica\Core\Renderer;
use Friendica\Core\Session;
use Friendica\DI;
use Friendica\Module\BaseSettings;
use Friendica\Module\Security\Login;
use PragmaRX\Google2FA\Google2FA;
/**
* // Page 4: 2FA enabled but not verified, QR code and verification
*
* @package Friendica\Module\TwoFactor\Settings
*/
class Verify extends BaseSettings
{
public static function init(array $parameters = [])
{
if (!local_user()) {
return;
}
$secret = DI::pConfig()->get(local_user(), '2fa', 'secret');
$verified = DI::pConfig()->get(local_user(), '2fa', 'verified');
if ($secret && $verified) {
DI::baseUrl()->redirect('settings/2fa');
}
if (!self::checkFormSecurityToken('settings_2fa_password', 't')) {
notice(DI::l10n()->t('Please enter your password to access this page.'));
DI::baseUrl()->redirect('settings/2fa');
}
}
public static function post(array $parameters = [])
{
if (!local_user()) {
return;
}
if (($_POST['action'] ?? '') == 'verify') {
self::checkFormSecurityTokenRedirectOnError('settings/2fa/verify', 'settings_2fa_verify');
$google2fa = new Google2FA();
$valid = $google2fa->verifyKey(DI::pConfig()->get(local_user(), '2fa', 'secret'), $_POST['verify_code'] ?? '');
if ($valid) {
DI::pConfig()->set(local_user(), '2fa', 'verified', true);
Session::set('2fa', true);
info(DI::l10n()->t('Two-factor authentication successfully activated.'));
DI::baseUrl()->redirect('settings/2fa');
} else {
notice(DI::l10n()->t('Invalid code, please retry.'));
}
}
}
public static function content(array $parameters = [])
{
if (!local_user()) {
return Login::form('settings/2fa/verify');
}
parent::content($parameters);
$company = 'Friendica';
$holder = Session::get('my_address');
$secret = DI::pConfig()->get(local_user(), '2fa', 'secret');
$otpauthUrl = (new Google2FA())->getQRCodeUrl($company, $holder, $secret);
$renderer = (new \BaconQrCode\Renderer\Image\Svg())
->setHeight(256)
->setWidth(256);
$writer = new Writer($renderer);
$qrcode_image = str_replace('<?xml version="1.0" encoding="UTF-8"?>', '', $writer->writeString($otpauthUrl));
$shortOtpauthUrl = explode('?', $otpauthUrl)[0];
$manual_message = DI::l10n()->t('<p>Or you can submit the authentication settings manually:</p>
<dl>
<dt>Issuer</dt>
<dd>%s</dd>
<dt>Account Name</dt>
<dd>%s</dd>
<dt>Secret Key</dt>
<dd>%s</dd>
<dt>Type</dt>
<dd>Time-based</dd>
<dt>Number of digits</dt>
<dd>6</dd>
<dt>Hashing algorithm</dt>
<dd>SHA-1</dd>
</dl>', $company, $holder, $secret);
return Renderer::replaceMacros(Renderer::getMarkupTemplate('settings/twofactor/verify.tpl'), [
'$form_security_token' => self::getFormSecurityToken('settings_2fa_verify'),
'$password_security_token' => self::getFormSecurityToken('settings_2fa_password'),
'$title' => DI::l10n()->t('Two-factor code verification'),
'$help_label' => DI::l10n()->t('Help'),
'$message' => DI::l10n()->t('<p>Please scan this QR Code with your authenticator app and submit the provided code.</p>'),
'$qrcode_image' => $qrcode_image,
'$qrcode_url_message' => DI::l10n()->t('<p>Or you can open the following URL in your mobile device:</p><p><a href="%s">%s</a></p>', $otpauthUrl, $shortOtpauthUrl),
'$manual_message' => $manual_message,
'$company' => $company,
'$holder' => $holder,
'$secret' => $secret,
'$verify_code' => ['verify_code', DI::l10n()->t('Please enter a code from your authentication app'), '', '', DI::l10n()->t('Required'), 'autofocus placeholder="000000"'],
'$verify_label' => DI::l10n()->t('Verify code and enable two-factor authentication'),
]);
}
}