lib/ExchAuth.class.php

   1 <?php
   2 /**
   3 * ExchAuth class
   4 * @version 07-23-2005
   5 * @Author Bogdan Baliuc <b.baliuc@rogers.com>
   6 * @package ExchAuth
   7 *
   8 * Copyright (C) 2005 - 2007 MailZu
   9 * License: GPL, see LICENSE
  10 */
  11 /**
  12 * Base directory of application
  13 */
  14 @define('BASE_DIR', dirname(__FILE__) . '/..');
  15 /**
  16 * CmnFns class
  17 */
  18 include_once('CmnFns.class.php');
  19
  20 /**
  21 * Provide all database access/manipulation functionality for Exchange Auth
  22 */
  23 class ExchAuth {
  24
  25         // The exchange hostname with port (hostname[:port])
  26         var $exchHost;
  27         // The exchange LDAP URI (ldap://hostname[:port])
  28         var $exchLDAP;
  29         // The user's logon name
  30         var $logonName;
  31         // The user's first name
  32         var $firstName;
  33         // The user's mail address(es)
  34         var $emailAddress;
  35
  36         var $err_msg = '';
  37
  38         /**
  39         * Constructor to initialize object
  40         * @param none
  41         */
  42         function ExchAuth() {
  43                 global $conf;
  44
  45                 $this->exchHost = $conf['auth']['exch_host'];
  46                 $this->exchLDAP = $conf['auth']['exch_ldap'];
  47         }
  48
  49         // User methods -------------------------------------------
  50
  51         /**
  52         * Authenticates user
  53         * @param string $username
  54         * @param string $password
  55         * @param string $domain
  56         * @return boolean
  57         */
  58         function authUser($username, $password, $domain) {
  59
  60                 $fulluser = $domain.'/'.$username;
  61                 $mbox = imap_open('{'.$this->exchHost.'/imap}Inbox', $fulluser, $password);
  62                 if ($mbox === false) {
  63                         $this->err_msg = translate('Invalid Username/Password');
  64                         return false;
  65                 } else {
  66                         $ignore = imap_errors();
  67                         imap_close($mbox);
  68                 }
  69                 $ldapconn = ldap_connect($this->exchLDAP);
  70                 if ($ldapconn === false) {
  71                         $this->err_msg = translate('Can not connect to LDAP server');
  72                         return false;
  73                 }
  74                 ldap_set_option($ldapconn, LDAP_OPT_PROTOCOL_VERSION, 3);
  75                 ldap_set_option($ldapconn, LDAP_OPT_REFERRALS, 0);
  76                 $ldapbind = ldap_bind($ldapconn);
  77                 if ($ldapbind === false) {
  78                         $this->err_msg = translate('Can not bind to LDAP server');
  79                         return false;
  80                 }
  81                 $ldapattr = array('cn', 'rfc822Mailbox' ,'otherMailbox');
  82                 $read = ldap_search($ldapconn, '', '(uid='.$username.')', $ldapattr);
  83                 if ($read === false) {
  84                         $this->err_msg = translate('Unable to search LDAP server');
  85                         return false;
  86                 }
  87                 $info = ldap_get_entries($ldapconn, $read);
  88                 $this->logonName = strtolower($username);
  89                 $this->firstName = $info[0]['cn'][0];
  90                 $this->emailAddress[] = strtolower($info[0]['rfc822mailbox'][0]);
  91                 for ($i=0; $i<$info[0]['othermailbox']['count']; $i++) {
  92                         $data = $info[0]['othermailbox'][$i];
  93                         if (strncasecmp($data, 'smtp$', 5) == 0) {
  94                                 $this->emailAddress[] = strtolower(substr($data, 5));
  95                         }
  96                 }
  97                 ldap_close($ldapconn);
  98                 return true;
  99         }
 100
 101         /**
 102         * Returns the last error message
 103         * @param none
 104         * @return last error message generated
 105         */
 106         function get_err() {
 107                 return $this->err_msg;
 108         }
 109
 110         // Helper methods -------------------------------------------
 111
 112         /**
 113         * Returns user information
 114         * @return array containing user information
 115         */
 116         function getUserData() {
 117                 $return = array(
 118                                 'logonName' => $this->logonName,
 119                                 'firstName' => $this->firstName,
 120                                 'emailAddress' => $this->emailAddress
 121                 );
 122                 return $return;
 123         }
 124
 125 }
 126 ?>