public_html/includes/class/class.LSauthMethod_CAS.php

   1 <?php
   2 /*******************************************************************************
   3  * Copyright (C) 2007 Easter-eggs
   4  * http://ldapsaisie.labs.libre-entreprise.org
   5  *
   6  * Author: See AUTHORS file in top-level directory.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License version 2
  10  * as published by the Free Software Foundation.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  20
  21 ******************************************************************************/
  22
  23 /**
  24  * CAS Authentication provider for LSauth
  25  *
  26  * @author Benjamin Renard <brenard@easter-eggs.com>
  27  */
  28 class LSauthMethod_CAS extends LSauthMethod {
  29
  30   function LSauthMethod_CAS() {
  31                 LSauth :: disableLoginForm();
  32
  33                 if (!parent :: LSauthMethod())
  34                         return;
  35
  36                 if (LSsession :: includeFile(PHP_CAS_PATH)) {
  37                         if (defined('PHP_CAS_DEBUG_FILE')) {
  38                                 phpCAS::setDebug(PHP_CAS_DEBUG_FILE);
  39                         }
  40                         phpCAS::client(constant(LSAUTH_CAS_VERSION),LSAUTH_CAS_SERVER_HOSTNAME,LSAUTH_CAS_SERVER_PORT,LSAUTH_CAS_SERVER_URI,false);
  41                         if (LSAUTH_CAS_SERVER_NO_SSL_VALIDATION) {
  42                                 phpCAS::setNoCasServerValidation();
  43                         }
  44
  45                         if (defined(LSAUTH_CAS_SERVER_SSL_CERT)) {
  46                                 phpCAS::setCasServerCert(LSAUTH_CAS_SERVER_SSL_CERT);
  47                         }
  48
  49                         if (defined(LSAUTH_CAS_SERVER_SSL_CACERT)) {
  50                                 phpCAS::setCasServerCACert(LSAUTH_CAS_SERVER_SSL_CACERT);
  51                         }
  52
  53                         if (LSAUTH_CAS_DISABLE_LOGOUT) {
  54                                 LSauth :: disableLogoutBtn();
  55                         }
  56
  57                         return true;
  58                 }
  59                 else {
  60                         LSerror :: addErrorCode('LSauthMethod_CAS_01');
  61                 }
  62                 return false;
  63         }
  64
  65   /**
  66    * Check Auth Data
  67    *
  68    * Return authentication data or false
  69    *
  70    * @retval Array|false Array of authentication data or False
  71    **/
  72   public function getAuthData() {
  73
  74                 if (class_exists('phpCAS')) {
  75
  76                         // Launch Auth
  77                         phpCAS::forceAuthentication();
  78
  79                         $this -> authData = array(
  80                                 'username' => phpCAS::getUser()
  81                         );
  82                         return $this -> authData;
  83                 }
  84                 return;
  85         }
  86
  87  /**
  88   * Logout
  89   *
  90   * @retval boolean True on success or False
  91   **/
  92         public function logout() {
  93                 if(class_exists('phpCAS')) {
  94                         if (LSauth :: displayLogoutBtn()) {
  95                                 phpCAS :: forceAuthentication();
  96                                 phpCAS :: logout();
  97                                 return true;
  98                         }
  99                 }
 100                 return;
 101         }
 102
 103 }
 104 /*
 105  * Error Codes
 106  */
 107 LSerror :: defineError('LSauthMethod_CAS_01',
 108 _("LSauthMethod_CAS : Failed to load phpCAS.")
 109 );
 110 ?>