private function _handleLogoUpload(Request &$request, Customer &$oCustomer)
        {

            $sLogoPath = "";

            /** @var FileBag $t */
            $oFiles      = $request->files;
            $aFiles      = $oFiles->get("slashworks_appbundle_customer");
            $sUploadPath = __DIR__ . "/../../../../web/files/customers";

            if (isset($aFiles['logo'])) {
                if (!empty($aFiles['logo'])) {
                    /** @var UploadedFile $oUploadedFile */
                    $oUploadedFile = $aFiles['logo'];

                    $sUniqId   = sha1(uniqid(mt_rand(), true));
                    $sFileName = $sUniqId . '.' . $oUploadedFile->guessExtension();

                    $oUploadedFile->move($sUploadPath, $sFileName);
                    $sLogoPath = $sFileName;
                }
            }


            return $sLogoPath;
        }