137 lines
3.6 KiB
PHP
137 lines
3.6 KiB
PHP
<?php
|
||
|
||
/**
|
||
* ownCloud – LDAP group backend
|
||
*
|
||
* @author Arthur Schiwon
|
||
* @copyright 2012 Arthur Schiwon blizzz@owncloud.com
|
||
*
|
||
* This library is free software; you can redistribute it and/or
|
||
* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
|
||
* License as published by the Free Software Foundation; either
|
||
* version 3 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 AFFERO GENERAL PUBLIC LICENSE for more details.
|
||
*
|
||
* You should have received a copy of the GNU Affero General Public
|
||
* License along with this library. If not, see <http://www.gnu.org/licenses/>.
|
||
*
|
||
*/
|
||
|
||
class OC_GROUP_LDAP extends OC_Group_Backend {
|
||
// //group specific settings
|
||
protected $ldapGroupFilter;
|
||
|
||
public function __construct() {
|
||
$this->ldapGroupFilter = OC_Appconfig::getValue('user_ldap', 'ldap_group_filter', '(objectClass=posixGroup)');
|
||
}
|
||
|
||
/**
|
||
* @brief is user in group?
|
||
* @param $uid uid of the user
|
||
* @param $gid gid of the group
|
||
* @returns true/false
|
||
*
|
||
* Checks whether the user is member of a group or not.
|
||
*/
|
||
public function inGroup($uid, $gid) {
|
||
$dn_user = OC_LDAP::username2dn($uid);
|
||
$dn_group = OC_LDAP::groupname2dn($gid);
|
||
// if($dn_group == 'c') {echo('#sdfsdgfds');die($gid);}
|
||
// just in case
|
||
if(!$dn_group || !$dn_user) {
|
||
return false;
|
||
}
|
||
// var_dump($dn_group);
|
||
$members = OC_LDAP::readAttribute($dn_group, LDAP_GROUP_MEMBER_ASSOC_ATTR);
|
||
|
||
return in_array($dn_user, $members);
|
||
}
|
||
|
||
/**
|
||
* @brief Get all groups a user belongs to
|
||
* @param $uid Name of the user
|
||
* @returns array with group names
|
||
*
|
||
* This function fetches all groups a user belongs to. It does not check
|
||
* if the user exists at all.
|
||
*/
|
||
public function getUserGroups($uid) {
|
||
$userDN = OC_LDAP::username2dn($uid);
|
||
if(!$userDN) {
|
||
return array();
|
||
}
|
||
|
||
$filter = OC_LDAP::combineFilterWithAnd(array(
|
||
$this->ldapGroupFilter,
|
||
LDAP_GROUP_MEMBER_ASSOC_ATTR.'='.$userDN
|
||
));
|
||
$groups = $this->retrieveList($filter, array(OC_LDAP::conf('ldapGroupDisplayName'),'dn'));
|
||
$userGroups = OC_LDAP::ownCloudGroupNames($groups);
|
||
|
||
return array_unique($userGroups, SORT_LOCALE_STRING);
|
||
}
|
||
|
||
/**
|
||
* @brief get a list of all users in a group
|
||
* @returns array with user ids
|
||
*/
|
||
public function usersInGroup($gid) {
|
||
$groupDN = OC_LDAP::groupname2dn($gid);
|
||
if(!$groupDN) {
|
||
return array();
|
||
}
|
||
$members = OC_LDAP::readAttribute($groupDN, LDAP_GROUP_MEMBER_ASSOC_ATTR);
|
||
$result = array();
|
||
foreach($members as $member) {
|
||
$result[] = OC_LDAP::dn2username($member);
|
||
}
|
||
return array_unique($result, SORT_LOCALE_STRING);
|
||
}
|
||
|
||
/**
|
||
* @brief get a list of all groups
|
||
* @returns array with group names
|
||
*
|
||
* Returns a list with all groups
|
||
*/
|
||
public function getGroups() {
|
||
$ldap_groups = $this->retrieveList($this->ldapGroupFilter, array(OC_LDAP::conf('ldapGroupDisplayName'), 'dn'));
|
||
$groups = OC_LDAP::ownCloudGroupNames($ldap_groups);
|
||
return $groups;
|
||
}
|
||
|
||
/**
|
||
* check if a group exists
|
||
* @param string $gid
|
||
* @return bool
|
||
*/
|
||
public function groupExists($gid){
|
||
return in_array($gid, $this->getGroups());
|
||
}
|
||
|
||
private function retrieveList($filter, $attr, $searchForGroups = true) {
|
||
if($searchForGroups) {
|
||
$list = OC_LDAP::searchGroups($filter, $attr);
|
||
} else {
|
||
$list = OC_LDAP::searchUsers($filter, $attr);
|
||
}
|
||
|
||
if(is_array($list)) {
|
||
if(count($attr) > 1){
|
||
return $list;
|
||
} else {
|
||
return array_unique($list, SORT_LOCALE_STRING);
|
||
}
|
||
}
|
||
|
||
//error cause actually, maybe throw an exception in future.
|
||
return array();
|
||
}
|
||
|
||
|
||
|
||
} |