application/helpers/json.php

   1 <?php defined('SYSPATH') OR die('No direct access allowed.');
   2 /**
   3  * Quickly kill request while serving it(s content) as JSON
   4  */
   5 class json_Core
   6 {
   7         /**
   8          * Kills the request after echoing a structured json response
   9          *
  10          * @param array $response = null
  11          * @param int $http_status_code = 0
  12          */
  13         private static function _send_response($response = null, $http_status_code = 200) {
  14                 header('Content-Type: application/json');
  15                 $exit = 0;
  16                 if($http_status_code > 299) {
  17                         $exit = 1;
  18                         header("HTTP/1.0 $http_status_code");
  19                 }
  20                 echo json_encode($response);
  21                 exit($exit);
  22         }
  23
  24         /**
  25          * Give it anything, it will turn it into JSON
  26          *
  27          * @param $reason string
  28          * @param $http_status_code int = 500
  29          */
  30         public static function fail($reason = null, $http_status_code = 500) {
  31                 return self::_send_response($reason, $http_status_code);
  32         }
  33
  34         /**
  35          * Give it anything, it will turn it into JSON
  36          *
  37          * @param $result string
  38          * @param $http_status_code int = 200
  39          */
  40         public static function ok($result = null, $http_status_code = 200) {
  41                 return self::_send_response($result, $http_status_code);
  42         }
  43 }