App\Http\Controllers\ClientPortalController::sign PHP Méthode

    public function sign($invitationKey)
    {
        if (!($invitation = $this->invoiceRepo->findInvoiceByInvitation($invitationKey))) {
            return RESULT_FAILURE;
        }
        $invitation->signature_base64 = Input::get('signature');
        $invitation->signature_date = date_create();
        $invitation->save();
        return RESULT_SUCCESS;
    }