extlib/Auth/SASL.php

   1 <?php
   2 // +-----------------------------------------------------------------------+
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  15 // | o The names of the authors may not be used to endorse or promote      |
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  31 // +-----------------------------------------------------------------------+
  32 // | Author: Richard Heyes <richard@php.net>                               |
  33 // +-----------------------------------------------------------------------+
  34 //
  35 // $Id: SASL.php 286825 2009-08-05 06:23:42Z cweiske $
  36
  37 /**
  38 * Client implementation of various SASL mechanisms
  39 *
  40 * @author  Richard Heyes <richard@php.net>
  41 * @access  public
  42 * @version 1.0
  43 * @package Auth_SASL
  44 */
  45
  46 require_once('PEAR.php');
  47
  48 class Auth_SASL
  49 {
  50     /**
  51     * Factory class. Returns an object of the request
  52     * type.
  53     *
  54     * @param string $type One of: Anonymous
  55     *                             Plain
  56     *                             CramMD5
  57     *                             DigestMD5
  58     *                     Types are not case sensitive
  59     */
  60     function &factory($type)
  61     {
  62         switch (strtolower($type)) {
  63             case 'anonymous':
  64                 $filename  = 'Auth/SASL/Anonymous.php';
  65                 $classname = 'Auth_SASL_Anonymous';
  66                 break;
  67
  68             case 'login':
  69                 $filename  = 'Auth/SASL/Login.php';
  70                 $classname = 'Auth_SASL_Login';
  71                 break;
  72
  73             case 'plain':
  74                 $filename  = 'Auth/SASL/Plain.php';
  75                 $classname = 'Auth_SASL_Plain';
  76                 break;
  77
  78             case 'external':
  79                 $filename  = 'Auth/SASL/External.php';
  80                 $classname = 'Auth_SASL_External';
  81                 break;
  82
  83             case 'crammd5':
  84                 $filename  = 'Auth/SASL/CramMD5.php';
  85                 $classname = 'Auth_SASL_CramMD5';
  86                 break;
  87
  88             case 'digestmd5':
  89                 $filename  = 'Auth/SASL/DigestMD5.php';
  90                 $classname = 'Auth_SASL_DigestMD5';
  91                 break;
  92
  93             default:
  94                 return PEAR::raiseError('Invalid SASL mechanism type');
  95                 break;
  96         }
  97
  98         require_once($filename);
  99         $obj = new $classname();
 100         return $obj;
 101     }
 102 }
 103
 104 ?>