function postDownloads()
 {
     if ($this->access['is_excel'] == 0) {
         return Redirect::to('')->with('message', SiteHelpers::alert('error', Lang::get('core.note_restric')));
     }
     $sort = !is_null(Input::get('sort')) ? Input::get('sort') : 'ProductID';
     $order = !is_null(Input::get('order')) ? Input::get('order') : 'desc';
     $data = DB::table('products');
     if ($_POST['ProductID'] != '') {
         $data->where('ProductID', "LIKE", "%" . $_POST['ProductID'] . "%");
     }
     if ($_POST['ProductName'] != '') {
         $data->where('ProductName', "LIKE", "%" . $_POST['ProductName'] . "%");
     }
     if ($_POST['UnitPrice'] != '') {
         $data->where('UnitPrice', "LIKE", "%" . $_POST['UnitPrice'] . "%");
     }
     if ($_POST['CategoryID'] != '') {
         $data->where('CategoryID', "=", $_POST['CategoryID']);
     }
     if ($_POST['id_promotion'] != '') {
         $data->where('id_promotion', "=", $_POST['id_promotion']);
     }
     if ($_POST['status'] != '') {
         $data->where('status', "=", $_POST['status']);
     }
     $data = $data->get();
     $content = $this->data['pageTitle'];
     $content .= '<table border="1">';
     $content .= '<tr>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_id') . '</th>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_name') . '</th>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_price') . '</th>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_category') . '</th>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_promotion') . '</th>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_status') . '</th>';
     $content .= '<th style="background:#f9f9f9;">' . Lang::get('core.table_created') . '</th>';
     $content .= '</tr>';
     foreach ($data as $item) {
         $promotion = SiteHelpers::getNamePromotion($item->id_promotion);
         $promotion = count($promotion) > 0 ? $promotion->name : '';
         $status = $item->status == 1 ? Lang::get('core.enable') : Lang::get('core.disable');
         $content .= '<tr>';
         $content .= '<td>' . $item->ProductID . '</td>';
         $content .= '<td>' . $item->ProductName . '</td>';
         $content .= '<td>' . $item->UnitPrice . '</td>';
         $content .= '<td>' . SiteHelpers::getNameCat($item->CategoryID) . '</td>';
         $content .= '<td>' . $promotion . '</td>';
         $content .= '<td>' . $status . '</td>';
         $content .= '<td>' . date('Y-m-d', $item->created) . '</td>';
         $content .= '</tr>';
     }
     $content .= '</table>';
     @header('Content-Type: application/ms-excel');
     @header('Content-Length: ' . strlen($content));
     @header('Content-disposition: inline; filename="' . $title . ' ' . date("d/m/Y") . '.xls"');
     echo $content;
     exit;
 }