common/http/HttpResponseHelper.php

   1 <?php
   2 /**
   3  * HttpResponseHelper
   4  *
   5  * LICENSE: This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  12  * GNU General Public License for more details.
  13  * You should have received a copy of the GNU General Public License
  14  * along with this program. If not, see <http://opensource.org/licenses/gpl-license.php>;.
  15  *
  16  * @package OpenEMR
  17  * @author  Matthew Vita <matthewvita48@gmail.com>
  18  * @link    http://www.open-emr.org
  19  */
  20
  21 namespace OpenEMR\Common\Http;
  22
  23 class HttpResponseHelper
  24 {
  25     public static function send($statusCode, $payload, $serializationStrategy)
  26     {
  27         $response = null;
  28
  29         if (method_exists($payload, 'toSerializedObject')) {
  30             $payload = $payload->toSerializedObject();
  31         }
  32
  33         switch ($serializationStrategy) {
  34             case 'JSON':
  35                 $messageObject = null;
  36                 if (is_string($payload)) {
  37                     $messageObject = new \stdClass();
  38                     $messageObject->message = $payload;
  39                 }
  40
  41                 header("Content-Type: application/json; charset=utf-8");
  42                 if (!empty($messageObject)) {
  43                     $response = json_encode($messageObject);
  44                 } else {
  45                     $response = json_encode($payload);
  46                 }
  47                 break;
  48         }
  49
  50         header("Expires: on, 01 Jan 1970 00:00:00 GMT");
  51         header("Last-Modified: " . gmdate("D, d M Y H:i:s") . " GMT");
  52         header("Cache-Control: no-store, no-cache, must-revalidate");
  53         header("Cache-Control: post-check=0, pre-check=0", false);
  54         header("Pragma: no-cache");
  55         http_response_code($statusCode);
  56
  57         echo $response;
  58     }
  59 }