diff options
Diffstat (limited to 'plugins/LdapAuthorization/LdapAuthorizationPlugin.php')
| -rw-r--r-- | plugins/LdapAuthorization/LdapAuthorizationPlugin.php | 129 |
1 files changed, 129 insertions, 0 deletions
diff --git a/plugins/LdapAuthorization/LdapAuthorizationPlugin.php b/plugins/LdapAuthorization/LdapAuthorizationPlugin.php new file mode 100644 index 000000000..20bbd2562 --- /dev/null +++ b/plugins/LdapAuthorization/LdapAuthorizationPlugin.php @@ -0,0 +1,129 @@ +<?php +/** + * StatusNet, the distributed open-source microblogging tool + * + * Plugin to enable LDAP Authorization + * + * PHP version 5 + * + * LICENCE: 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/>. + * + * @category Plugin + * @package StatusNet + * @author Craig Andrews <candrews@integralblue.com> + * @copyright 2009 Craig Andrews http://candrews.integralblue.com + * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 + * @link http://status.net/ + */ + +if (!defined('STATUSNET') && !defined('LACONICA')) { + exit(1); +} + +require_once INSTALLDIR.'/plugins/Authorization/AuthorizationPlugin.php'; +require_once 'Net/LDAP2.php'; + +class LdapAuthorizationPlugin extends AuthorizationPlugin +{ + public $host=null; + public $port=null; + public $version=null; + public $starttls=null; + public $binddn=null; + public $bindpw=null; + public $basedn=null; + public $options=null; + public $filter=null; + public $scope=null; + public $provider_name = null; + public $uniqueMember_attribute = null; + public $roles_to_groups = null; + + function onInitializePlugin(){ + parent::onInitializePlugin(); + if(!isset($this->host)){ + throw new Exception("must specify a host"); + } + if(!isset($this->basedn)){ + throw new Exception("must specify a basedn"); + } + if(!isset($this->provider_name)){ + throw new Exception("provider_name must be set. Use the provider_name from the LDAP Authentication plugin."); + } + if(!isset($this->uniqueMember_attribute)){ + throw new Exception("uniqueMember_attribute must be set."); + } + if(!isset($this->roles_to_groups)){ + throw new Exception("roles_to_groups must be set."); + } + } + + //---interface implementation---// + function loginAllowed($user) { + $user_username = new User_username(); + $user_username->user_id=$user->id; + $user_username->provider_name=$this->provider_name; + if($user_username->find() && $user_username->fetch()){ + $entry = $this->ldap_get_user($user_username->username); + if($entry){ + //if a user exists, we can assume he's allowed to login + return true; + }else{ + return null; + } + }else{ + return null; + } + } + + function hasRole($profile, $name) { + $user_username = new User_username(); + $user_username->user_id=$profile->id; + $user_username->provider_name=$this->provider_name; + if($user_username->find() && $user_username->fetch()){ + $entry = $this->ldap_get_user($user_username->username); + if($entry){ + if(isset($this->roles_to_groups[$name])){ + if(is_array($this->roles_to_groups[$name])){ + foreach($this->roles_to_groups[$name] as $group){ + if($this->isMemberOfGroup($entry->dn(),$group)){ + return true; + } + } + }else{ + if($this->isMemberOfGroup($entry->dn(),$this->roles_to_groups[$name])){ + return true; + } + } + } + } + } + return false; + } + + function isMemberOfGroup($userDn, $groupDn) + { + $ldap = ldap_get_connection(); + $link = $ldap->getLink(); + $r = ldap_compare($link, $groupDn, $this->uniqueMember_attribute, $userDn); + if ($r === true){ + return true; + }else if($r === false){ + return false; + }else{ + common_log(LOG_ERR, ldap_error($r)); + return false; + } + } +} |