/**
* {@inheritdoc}
*/
public function provide()
{
$this->container->htmlHelper = function () {
return new HtmlHelper($this->container->flash, $this->container->urlHelper);
};
$this->container->twig = function (Container $container) {
$twigLoader = new Twig_Loader_Filesystem(dirname(dirname(dirname(__FILE__))) . '/views');
$twig = new Twig_Environment($twigLoader, ['autoescape' => false]);
$isLoggedInFunction = new Twig_SimpleFunction('isLoggedIn', function () use($container) {
$userMapper = new UserMapper($container->pdo);
$authenticator = new Authenticator($userMapper);
return $authenticator->isLoggedIn();
});
$assetFunction = new Twig_SimpleFunction('asset', function ($fileName) {
return $this->container->urlHelper->mainUrl() . 'assets/' . $fileName;
});
$urlFunction = new Twig_SimpleFunction('url', function ($name, $parameters = []) {
return $this->container->urlHelper->toRoute($name, $parameters);
});
$twig->addFunction($assetFunction);
$twig->addFunction($urlFunction);
$twig->addFunction($isLoggedInFunction);
$twig->addExtension(new HtmlHelper($this->container->flash, $this->container->urlHelper));
return $twig;
};
}
public function logout()
{
$this->authorize();
$authenticator = new Authenticator($this->userMapper);
$authenticator->logOut();
return $this->redirect('login');
}
/**
* Allows only logged in users to proceed.
*
* @param bool $guestsOnly
* @throws \Basalt\Auth\AuthenticationException
*/
protected function authorize($guestsOnly = false)
{
$userMapper = new UserMapper($this->app['pdo']);
$authenticator = new Authenticator($userMapper);
$isLoggedIn = $authenticator->isLoggedIn();
if ($guestsOnly && $isLoggedIn) {
throw new AuthenticationException('Only guests can access.', AuthenticationException::LOGGED_IN);
}
if (!$guestsOnly && !$isLoggedIn) {
throw new AuthenticationException('Only authorized users can access.', AuthenticationException::NOT_LOGGED_IN);
}
}