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<?php
/* Icinga Web 2 | (c) 2013 Icinga Development Team | GPLv2+ */
namespace Icinga\Controllers;
use Icinga\Application\Hook\AuthenticationHook;
use Icinga\Application\Icinga;
use Icinga\Application\Logger;
use Icinga\Common\Database;
use Icinga\Exception\AuthenticationException;
use Icinga\Forms\Authentication\LoginForm;
use Icinga\Web\Controller;
use Icinga\Web\Helper\CookieHelper;
use Icinga\Web\RememberMe;
use Icinga\Web\Url;
use RuntimeException;
/**
* Application wide controller for authentication
*/
class AuthenticationController extends Controller
{
use Database;
/**
* {@inheritdoc}
*/
protected $requiresAuthentication = false;
/**
* {@inheritdoc}
*/
protected $innerLayout = 'inline';
/**
* Log into the application
*/
public function loginAction()
{
$icinga = Icinga::app();
if (($requiresSetup = $icinga->requiresSetup()) && $icinga->setupTokenExists()) {
$this->redirectNow(Url::fromPath('setup'));
}
$form = new LoginForm();
if (RememberMe::hasCookie() && $this->hasDb()) {
$authenticated = false;
try {
$rememberMeOld = RememberMe::fromCookie();
$authenticated = $rememberMeOld->authenticate();
if ($authenticated) {
$rememberMe = $rememberMeOld->renew();
$this->getResponse()->setCookie($rememberMe->getCookie());
$rememberMe->persist($rememberMeOld->getAesCrypt()->getIV());
}
} catch (RuntimeException $e) {
Logger::error("Can't authenticate user via remember me cookie: %s", $e->getMessage());
} catch (AuthenticationException $e) {
Logger::error($e);
}
if (! $authenticated) {
$this->getResponse()->setCookie(RememberMe::forget());
}
}
if ($this->Auth()->isAuthenticated()) {
// Call provided AuthenticationHook(s) when login action is called
// but icinga web user is already authenticated
AuthenticationHook::triggerLogin($this->Auth()->getUser());
$redirect = $this->params->get('redirect');
if ($redirect) {
$redirectUrl = Url::fromPath($redirect, [], $this->getRequest());
if ($redirectUrl->isExternal()) {
$this->httpBadRequest('nope');
}
} else {
$redirectUrl = $form->getRedirectUrl();
}
$this->redirectNow($redirectUrl);
}
if (! $requiresSetup) {
$cookies = new CookieHelper($this->getRequest());
if (! $cookies->isSupported()) {
$this
->getResponse()
->setBody("Cookies must be enabled to run this application.\n")
->setHttpResponseCode(403)
->sendResponse();
exit;
}
$form->handleRequest();
}
$this->view->form = $form;
$this->view->defaultTitle = $this->translate('Icinga Web 2 Login');
$this->view->requiresSetup = $requiresSetup;
}
/**
* Log out the current user
*/
public function logoutAction()
{
$auth = $this->Auth();
if (! $auth->isAuthenticated()) {
$this->redirectToLogin();
}
// Get info whether the user is externally authenticated before removing authorization which destroys the
// session and the user object
$isExternalUser = $auth->getUser()->isExternalUser();
// Call provided AuthenticationHook(s) when logout action is called
AuthenticationHook::triggerLogout($auth->getUser());
$auth->removeAuthorization();
if ($isExternalUser) {
$this->view->layout()->setLayout('external-logout');
$this->getResponse()->setHttpResponseCode(401);
} else {
if (RememberMe::hasCookie() && $this->hasDb()) {
$this->getResponse()->setCookie(RememberMe::forget());
}
$this->redirectToLogin();
}
}
}
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