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<?php
namespace Kanboard\Controller;
use Otp\Otp;
use Otp\GoogleAuthenticator;
use Base32\Base32;
/**
* Two Factor Auth controller
*
* @package controller
* @author Frederic Guillot
*/
class Twofactor extends User
{
/**
* Only the current user can access to 2FA settings
*
* @access private
*/
private function checkCurrentUser(array $user)
{
if ($user['id'] != $this->userSession->getId()) {
$this->forbidden();
}
}
/**
* Index
*
* @access public
*/
public function index()
{
$user = $this->getUser();
$this->checkCurrentUser($user);
$label = $user['email'] ?: $user['username'];
$this->response->html($this->layout('twofactor/index', array(
'user' => $user,
'qrcode_url' => $user['twofactor_activated'] == 1 ? GoogleAuthenticator::getQrCodeUrl('totp', $label, $user['twofactor_secret']) : '',
'key_url' => $user['twofactor_activated'] == 1 ? GoogleAuthenticator::getKeyUri('totp', $label, $user['twofactor_secret']) : '',
)));
}
/**
* Enable/disable 2FA
*
* @access public
*/
public function save()
{
$user = $this->getUser();
$this->checkCurrentUser($user);
$values = $this->request->getValues();
if (isset($values['twofactor_activated']) && $values['twofactor_activated'] == 1) {
$this->user->update(array(
'id' => $user['id'],
'twofactor_activated' => 1,
'twofactor_secret' => GoogleAuthenticator::generateRandom(),
));
} else {
$this->user->update(array(
'id' => $user['id'],
'twofactor_activated' => 0,
'twofactor_secret' => '',
));
}
// Allow the user to test or disable the feature
$_SESSION['user']['twofactor_activated'] = false;
$this->session->flash(t('User updated successfully.'));
$this->response->redirect($this->helper->url->to('twofactor', 'index', array('user_id' => $user['id'])));
}
/**
* Test 2FA
*
* @access public
*/
public function test()
{
$user = $this->getUser();
$this->checkCurrentUser($user);
$otp = new Otp;
$values = $this->request->getValues();
if (! empty($values['code']) && $otp->checkTotp(Base32::decode($user['twofactor_secret']), $values['code'])) {
$this->session->flash(t('The two factor authentication code is valid.'));
} else {
$this->session->flashError(t('The two factor authentication code is not valid.'));
}
$this->response->redirect($this->helper->url->to('twofactor', 'index', array('user_id' => $user['id'])));
}
/**
* Check 2FA
*
* @access public
*/
public function check()
{
$user = $this->getUser();
$this->checkCurrentUser($user);
$otp = new Otp;
$values = $this->request->getValues();
if (! empty($values['code']) && $otp->checkTotp(Base32::decode($user['twofactor_secret']), $values['code'])) {
$this->session['2fa_validated'] = true;
$this->session->flash(t('The two factor authentication code is valid.'));
$this->response->redirect($this->helper->url->to('app', 'index'));
} else {
$this->session->flashError(t('The two factor authentication code is not valid.'));
$this->response->redirect($this->helper->url->to('twofactor', 'code'));
}
}
/**
* Ask the 2FA code
*
* @access public
*/
public function code()
{
$this->response->html($this->template->layout('twofactor/check', array(
'title' => t('Check two factor authentication code'),
)));
}
/**
* Disable 2FA for a user
*
* @access public
*/
public function disable()
{
$user = $this->getUser();
if ($this->request->getStringParam('disable') === 'yes') {
$this->checkCSRFParam();
$this->user->update(array(
'id' => $user['id'],
'twofactor_activated' => 0,
'twofactor_secret' => '',
));
$this->response->redirect($this->helper->url->to('user', 'show', array('user_id' => $user['id'])));
}
$this->response->html($this->layout('twofactor/disable', array(
'user' => $user,
)));
}
}
|
