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<?php
namespace Engelsystem\Renderer\Twig\Extensions;
use Engelsystem\Helpers\Authenticator;
use Twig_Extension as TwigExtension;
use Twig_Function as TwigFunction;
class Authentication extends TwigExtension
{
/** @var Authenticator */
protected $auth;
/**
* @param Authenticator $auth
*/
public function __construct(Authenticator $auth)
{
$this->auth = $auth;
}
/**
* @return TwigFunction[]
*/
public function getFunctions()
{
return [
new TwigFunction('is_user', [$this, 'isAuthenticated']),
new TwigFunction('is_guest', [$this, 'isGuest']),
new TwigFunction('has_permission_to', [$this, 'checkAuth']),
];
}
/**
* @return bool
*/
public function isAuthenticated()
{
return (bool)$this->auth->user();
}
/**
* @return bool
*/
public function isGuest()
{
return !$this->isAuthenticated();
}
/**
* @param $privilege
* @return bool
*/
public function checkAuth($privilege)
{
global $privileges;
return in_array($privilege, $privileges);
}
}
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