LcShopBundle/ShopBundle/Services/GlobalParam.php

<?php

namespace Lc\ShopBundle\Services;

use Lc\ShopBundle\Context\GlobalParamInterface;
use Symfony\Component\Security\Core\Security;

class GlobalParam
{
        private $security;

        public function __construct(Security $security)
        {
                $this->security = $security ;
        }

        public function getCurrentMerchant()
        {
                $user = $this->security->getUser() ;

                if($user && $user->getMerchant()) {
                        return $user->getMerchant() ;
                }
                else {
                        return false ;
                }
        }

}