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add class to authenticate against ADS

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Lars Kneschke 2004-08-13 15:53:07 +00:00
parent 4cbda82863
commit 11219ead38
1 changed files with 159 additions and 0 deletions
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159
phpgwapi/inc/class.auth_ads.inc.php Normal file
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<?php
/**************************************************************************\
* eGroupWare API - Auth from LDAP *
* This file written by Lars Kneschke <lkneschke@linux-at-work.de> *
* and Joseph Engo <jengo@phpgroupware.org> *
* Authentication based on LDAP Server *
* Copyright (C) 2000, 2001 Joseph Engo *
* Copyright (C) 2002, 2003 Lars Kneschke *
* -------------------------------------------------------------------------*
* This library is part of the eGroupWare API *
* http://www.egroupware.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_
{
var $previous_login = -1;
function authenticate($username, $passwd)
{
if (ereg('[()|&=*,<>!~]',$username))
{
return False;
}
if(!$ldap = @ldap_connect($GLOBALS['phpgw_info']['server']['ldap_host']))
{
$GLOBALS['phpgw']->log->message('F-Abort, Failed connecting to LDAP server for authenication, execution stopped');
$GLOBALS['phpgw']->log->commit();
return False;
}
if($GLOBALS['phpgw_info']['server']['ldap_version3'])
{
ldap_set_option($ldap, LDAP_OPT_PROTOCOL_VERSION, 3);
}
/* Login with the LDAP Admin. User to find the User DN. */
if(!@ldap_bind($ldap, $GLOBALS['phpgw_info']['server']['ldap_root_dn'], $GLOBALS['phpgw_info']['server']['ldap_root_pw']))
{
return False;
}
/* find the dn for this uid, the uid is not always in the dn */
#$attributes = array('samaccountname','dn','givenName','sn','mail','uidNumber','gidNumber');
$attributes = array('samaccountname','dn','givenName','sn','mail');
if ($GLOBALS['phpgw_info']['server']['account_repository'] == 'ldap')
{
$filter = "(&(samaccountname=$username)(phpgwaccountstatus=A))";
}
else
{
$filter = "(samaccountname=$username)";
}
$sri = ldap_search($ldap, $GLOBALS['phpgw_info']['server']['ldap_context'], $filter, $attributes);
$allValues = ldap_get_entries($ldap, $sri);
if ($allValues['count'] > 0)
{
if($GLOBALS['phpgw_info']['server']['case_sensitive_username'] == true)
{
if($allValues[0]['samaccountname'][0] != $username)
{
return false;
}
}
/* 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, $passwd))
{
if ($GLOBALS['phpgw_info']['server']['account_repository'] != 'ldap')
{
$account = CreateObject('phpgwapi.accounts',$username,'u');
if (!$account->account_id && $GLOBALS['phpgw_info']['server']['auto_create_acct'])
{
// create a global array with all availible info about that account
$GLOBALS['auto_create_acct'] = array();
foreach(array(
'givenname' => 'firstname',
'sn' => 'lastname',
'mail' => 'email',
) as $ldap_name => $acct_name)
{
$GLOBALS['auto_create_acct'][$acct_name] =
$GLOBALS['phpgw']->translation->convert($allValues[0][$ldap_name][0],'utf-8');
}
return True;
}
$data = $account->read_repository();
return $data['status'] == 'A';
}
return True;
}
}
/* dn not found or password wrong */
return False;
}
function change_password($old_passwd, $new_passwd, $_account_id='')
{
if ('' == $_account_id)
{
$_account_id = $GLOBALS['phpgw_info']['user']['account_id'];
}
$ds = $GLOBALS['phpgw']->common->ldapConnect();
$sri = ldap_search($ds, $GLOBALS['phpgw_info']['server']['ldap_context'], 'uidnumber=' . (int)$_account_id);
$allValues = ldap_get_entries($ds, $sri);
$entry['userpassword'] = $this->encrypt_password($new_passwd);
$dn = $allValues[0]['dn'];
if (!@ldap_modify($ds, $dn, $entry))
{
return false;
}
$GLOBALS['phpgw']->session->appsession('password','phpgwapi',$new_passwd);
return $entry['userpassword'];
}
function update_lastlogin($_account_id, $ip)
{
$entry['phpgwaccountlastlogin'] = time();
$entry['phpgwaccountlastloginfrom'] = $ip;
$ds = $GLOBALS['phpgw']->common->ldapConnect();
$sri = ldap_search($ds, $GLOBALS['phpgw_info']['server']['ldap_context'], 'uidnumber=' . (int)$_account_id);
$allValues = ldap_get_entries($ds, $sri);
$dn = $allValues[0]['dn'];
$this->previous_login = $allValues[0]['phpgwaccountlastlogin'][0];
@ldap_modify($ds, $dn, $entry);
}
}
?>