diff options
| -rw-r--r-- | plugins/Ldap/LdapPlugin.php | 9 | ||||
| -rw-r--r-- | plugins/Ldap/README | 16 | ||||
| -rw-r--r-- | plugins/Ldap/ldap.php | 106 |
3 files changed, 130 insertions, 1 deletions
diff --git a/plugins/Ldap/LdapPlugin.php b/plugins/Ldap/LdapPlugin.php index 8ebe15b80..ec2b7977d 100644 --- a/plugins/Ldap/LdapPlugin.php +++ b/plugins/Ldap/LdapPlugin.php @@ -31,8 +31,12 @@ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } +require_once INSTALLDIR.'/plugins/Ldap/ldap.php'; + class LdapPlugin extends Plugin { + private $config = array(); + function __construct() { parent::__construct(); @@ -40,6 +44,9 @@ class LdapPlugin extends Plugin function onCheckPassword($nickname, $password, &$authenticated) { - + if(ldap_check_password($nickname, $password)){ + $authenticated = true; + return false; + } } } diff --git a/plugins/Ldap/README b/plugins/Ldap/README new file mode 100644 index 000000000..8a5095a5d --- /dev/null +++ b/plugins/Ldap/README @@ -0,0 +1,16 @@ +The LDAP plugin allows for StatusNet to handle authentication, authorization, and user information through LDAP. + +Installation +============ +Add configuration entries to config.php. These entries are: + +The following are documented at http://pear.php.net/manual/en/package.networking.net-ldap2.connecting.php +$config['ldap']['binddn'] +$config['ldap']['bindpw'] +$config['ldap']['basedn'] +$config['ldap']['host'] + +$config['ldap']['nickname_attribute'] Set this to the name of the ldap attribute that holds the username. For example, on Microsoft's Active Directory, this should be set to 'sAMAccountName' + +Finally, add "addPlugin('ldap');" to the bottom of your config.php + diff --git a/plugins/Ldap/ldap.php b/plugins/Ldap/ldap.php new file mode 100644 index 000000000..fcb84610a --- /dev/null +++ b/plugins/Ldap/ldap.php @@ -0,0 +1,106 @@ +<?php +/* + * StatusNet - the distributed open-source microblogging tool + * Copyright (C) 2008, 2009, StatusNet, Inc. + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU Affero General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program 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 Affero General Public License for more details. + * + * You should have received a copy of the GNU Affero General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } + +require_once 'Net/LDAP2.php'; + +function ldap_get_config(){ + static $config = null; + if($config == null){ + $config = array(); + $keys = array('host','port','version','starttls','binddn','bindpw','basedn','options','scope'); + foreach($keys as $key){ + $value = common_config('ldap', $key); + if($value!==false){ + $config[$key]=$value; + } + } + } + return $config; +} + +function ldap_get_connection($config = null){ + if($config == null){ + static $ldap = null; + if($ldap!=null){ + return $ldap; + } + $config = ldap_get_config(); + } + $ldap = Net_LDAP2::connect($config); + if (PEAR::isError($ldap)) { + common_log(LOG_WARNING, 'Could not connect to LDAP server: '.$ldap->getMessage()); + return false; + }else{ + return $ldap; + } +} + +function ldap_check_password($username, $password){ + $ldap = ldap_get_connection(); + if(!$ldap){ + return false; + } + $dn = ldap_get_user_dn($username); + if(!$dn){ + return false; + }else{ + $config = ldap_get_config(); + $config['binddn']=$dn; + $config['bindpw']=$password; + if(ldap_get_connection($config)){ + return true; + }else{ + return false; + } + } +} + +/** + * get an LDAP user's DN given the user's username + * + * @param string $username + * @return string DN + */ +function ldap_get_user_dn($username){ + $ldap = ldap_get_connection(); + $filter = Net_LDAP2_Filter::create(common_config('ldap','nickname_attribute'), 'equals', $username); + $options = array( + 'scope' => 'sub', + 'attributes' => array() + ); + $search = $ldap->search(null,$filter,$options); + + if (PEAR::isError($search)) { + common_log(LOG_WARNING, 'Error while getting DN for user: '.$search->getMessage()); + return false; + } + + if($search->count()==0){ + return false; + }else if($search->count()==1){ + $entry = $search->shiftEntry(); + return $entry->dn(); + }else{ + common_log(LOG_WARNING, 'Found ' . $search->count() . ' ldap user with the username: ' . $username); + return false; + } +} + |