public function postUploadcsv()
 {
     $csvfile = Input::file('fileupload');
     if ($csvfile) {
         $filename = str_random(8) . $csvfile->getClientOriginalName();
         $destinationPath = './public/coupons/';
         $uploadSuccess = $csvfile->move($destinationPath, $filename);
     } else {
         $filename == "";
     }
     $coupon = CSV::fromFile(public_path() . '/coupons/' . $filename)->toArray();
     $input = json_encode(array('coupon' => $coupon));
     $output = Services::pancoupons($input);
     //print_r($input);
     //print_r($output);exit;
     if ($output && $output->status == "success") {
         return Redirect::to('admin/recharge/coupon')->with('success', $output->message);
     } elseif ($output && $output->status == "failure") {
         return Redirect::to('admin/recharge/coupon')->with('failure', $output->message);
     }
 }