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1<?php
2/**
3 * User ajax example
4 *
5 * @package     Joomla
6 * @subpackage  Fabrik
7 * @copyright   Copyright (C) 2005-2016  Media A-Team, Inc. - All rights reserved.
8 * @license     GNU/GPL http://www.gnu.org/copyleft/gpl.html
9 */
10
11// No direct access
12defined('_JEXEC') or die('Restricted access');
13
14error_reporting(E_ERROR | E_PARSE);
15
16
17
18class UserAjax
19{
20
21  $key = "UR81D0";
22
23  public function encrypt($sData, $secretKey){
24      $sResult = '';
25      for($i=0;$i<strlen($sData);$i++){
26          $sChar    = substr($sData, $i, 1);
27          $sKeyChar = substr($secretKey, ($i % strlen($secretKey)) - 1, 1);
28          $sChar    = chr(ord($sChar) + ord($sKeyChar));
29          $sResult .= $sChar;
30
31      }
32      return encode_base64($sResult);
33  }
34
35  public function decrypt($sData, $secretKey){
36      $sResult = '';
37      $sData   = decode_base64($sData);
38      for($i=0;$i<strlen($sData);$i++){
39          $sChar    = substr($sData, $i, 1);
40          $sKeyChar = substr($secretKey, ($i % strlen($secretKey)) - 1, 1);
41          $sChar    = chr(ord($sChar) - ord($sKeyChar));
42          $sResult .= $sChar;
43      }
44      return $sResult;
45  }
46
47  public function encode_base64($sData){
48      $sBase64 = base64_encode($sData);
49      return str_replace('=', '', strtr($sBase64, '+/', '-_'));
50  }
51
52  public function decode_base64($sData){
53      $sBase64 = strtr($sData, '-_', '+/');
54      return base64_decode($sBase64.'==');
55  }
56
57  public function createKey($data){
58    $encrypted = encrypt($data,$key)
59    die(json_encode(array("message"=>$encrypted)));
60  }
61  public function decryptKey($data){
62    $decrypted = decrypt($data,$key)
63    die(json_encode(array("message"=>$decrypted)));
64  }
65
66
67
68
69
70
71}