egroupware_official/phpgwapi/inc/class.auth_ldap.inc.php

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<?php
/**************************************************************************\
* phpGroupWare API - Auth from LDAP *
* This file written by Lars Kneschke <kneschke@phpgroupware.org> *
* and Joseph Engo <jengo@phpgroupware.org> *
* Authentication based on LDAP Server *
* Copyright (C) 2000, 2001 Joseph Engo *
* -------------------------------------------------------------------------*
* This library is part of the phpGroupWare API *
* http://www.phpgroupware.org/api *
* ------------------------------------------------------------------------ *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, *
* or any later version. *
* This library is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* See the GNU Lesser General Public License for more details. *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA *
\**************************************************************************/
/* $Id$ */
class auth
{
function authenticate($username, $passwd)
{
global $phpgw_info, $phpgw;
// error_reporting MUST be set to zero, otherwise you'll get nasty LDAP errors with a bad login/pass...
// these are just "warnings" and can be ignored.....
error_reporting(0);
$ldap = ldap_connect($phpgw_info['server']['ldap_host']);
// find the dn for this uid, the uid is not always in the dn
$sri = ldap_search($ldap, $phpgw_info['server']['ldap_context'], 'uid='.$username);
$allValues = ldap_get_entries($ldap, $sri);
if ($allValues['count'] > 0)
{
// we only care about the first dn
$userDN = $allValues[0]['dn'];
// generate a bogus password to pass if the user doesn't give us one
// this gets around systems that are anonymous search enabled
if (empty($passwd)) $passwd = crypt(microtime());
// try to bind as the user with user suplied password
if (ldap_bind($ldap,$userDN, $passwd)) return True;
}
// Turn error reporting back to normal
error_reporting(7);
// dn not found or password wrong
return False;
}
function change_password($old_passwd, $new_passwd, $_account_id="")
{
global $phpgw_info, $phpgw;
2001-02-05 20:01:06 +01:00
if ("" == $_account_id)
{
$_account_id = $phpgw_info['user']['account_id'];
}
$ds = $phpgw->common->ldapConnect();
$sri = ldap_search($ds, $phpgw_info["server"]["ldap_context"], "uidnumber=$_account_id");
$allValues = ldap_get_entries($ds, $sri);
$entry['userpassword'] = $phpgw->common->encrypt_password($new_passwd);
$dn = $allValues[0]["dn"];
if (!@ldap_modify($ds, $dn, $entry))
{
return false;
}
$phpgw->session->appsession('password','phpgwapi',$new_passwd);
return $encrypted_passwd;
}
// This data needs to be updated in LDAP, not SQL (jengo)
function update_lastlogin($account_id, $ip)
{
global $phpgw;
$account_id = get_account_id($account_id);
$now = time();
$phpgw->db->query("update phpgw_accounts set account_lastloginfrom='"
. "$ip', account_lastlogin='" . $now
. "' where account_id='$account_id'",__LINE__,__FILE__);
}
}
?>