public function toggleWinnerPublish($winner_id = null){

        if ($winner_id){
            $winner = Winners::find($winner_id);
            if ($winner){
                $redemption = Redemptions::find($winner->redemption_id);
                if ($redemption) {
                    if ($winner->published) {
                        $winner->published = 0;
                    } else {
                        $winner->published = 1;
                    }
                    $winner->save();
                    HomeController::sendPublishMail($winner->id,$redemption->email);
                }
            }
        }
        return redirect('/winners');
    }