public function postRemovePicture()
 {
     $record = MagicQuestion::first();
     if ($record) {
         if (!empty($record->picture)) {
             File::delete($record->picture);
         }
         $record->picture = "";
         $record->save();
         echo "1";
     } else {
         echo "0";
     }
 }
 public function postSecretAnswer($lang = 'id')
 {
     $answer = Input::get('answer');
     if ($answer) {
         $question = MagicQuestion::first();
         $match = $question->answer_id;
         if ($lang == 'en') {
             $match = $question->answer_en;
         }
         if (strtolower(trim($answer)) == strtolower(trim($match))) {
             //correct answer
             Session::put('RR-secret', 0);
         }
     }
     //wrong answer or invalid request
     return Redirect::route('site.product.secret', array('lang' => $lang));
 }