cbba469990
some performance enhancements: faster searching for users and groups in their specific subtrees. Reading instead of searching were possible. thanks for the feedback of Kevin van Kuik
137 lines
No EOL
3.6 KiB
PHP
137 lines
No EOL
3.6 KiB
PHP
<?php
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/**
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* ownCloud – LDAP group backend
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*
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* @author Arthur Schiwon
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* @copyright 2012 Arthur Schiwon blizzz@owncloud.com
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU AFFERO GENERAL PUBLIC LICENSE
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* License as published by the Free Software Foundation; either
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* version 3 of the License, or any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU AFFERO GENERAL PUBLIC LICENSE for more details.
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*
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* You should have received a copy of the GNU Affero General Public
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* License along with this library. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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class OC_GROUP_LDAP extends OC_Group_Backend {
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// //group specific settings
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protected $ldapGroupFilter;
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public function __construct() {
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$this->ldapGroupFilter = OC_Appconfig::getValue('user_ldap', 'ldap_group_filter', '(objectClass=posixGroup)');
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}
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/**
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* @brief is user in group?
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* @param $uid uid of the user
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* @param $gid gid of the group
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* @returns true/false
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*
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* Checks whether the user is member of a group or not.
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*/
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public function inGroup($uid, $gid) {
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$dn_user = OC_LDAP::username2dn($uid);
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$dn_group = OC_LDAP::groupname2dn($gid);
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// if($dn_group == 'c') {echo('#sdfsdgfds');die($gid);}
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// just in case
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if(!$dn_group || !$dn_user) {
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return false;
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}
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// var_dump($dn_group);
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$members = OC_LDAP::readAttribute($dn_group, LDAP_GROUP_MEMBER_ASSOC_ATTR);
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return in_array($dn_user, $members);
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}
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/**
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* @brief Get all groups a user belongs to
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* @param $uid Name of the user
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* @returns array with group names
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*
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* This function fetches all groups a user belongs to. It does not check
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* if the user exists at all.
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*/
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public function getUserGroups($uid) {
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$userDN = OC_LDAP::username2dn($uid);
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if(!$userDN) {
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return array();
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}
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$filter = OC_LDAP::combineFilterWithAnd(array(
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$this->ldapGroupFilter,
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LDAP_GROUP_MEMBER_ASSOC_ATTR.'='.$userDN
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));
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$groups = $this->retrieveList($filter, array(OC_LDAP::conf('ldapGroupDisplayName'),'dn'));
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$userGroups = OC_LDAP::ownCloudGroupNames($groups);
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return array_unique($userGroups, SORT_LOCALE_STRING);
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}
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/**
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* @brief get a list of all users in a group
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* @returns array with user ids
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*/
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public function usersInGroup($gid) {
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$groupDN = OC_LDAP::groupname2dn($gid);
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if(!$groupDN) {
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return array();
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}
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$members = OC_LDAP::readAttribute($groupDN, LDAP_GROUP_MEMBER_ASSOC_ATTR);
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$result = array();
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foreach($members as $member) {
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$result[] = OC_LDAP::dn2username($member);
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}
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return array_unique($result, SORT_LOCALE_STRING);
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}
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/**
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* @brief get a list of all groups
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* @returns array with group names
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*
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* Returns a list with all groups
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*/
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public function getGroups() {
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$ldap_groups = $this->retrieveList($this->ldapGroupFilter, array(OC_LDAP::conf('ldapGroupDisplayName'), 'dn'));
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$groups = OC_LDAP::ownCloudGroupNames($ldap_groups);
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return $groups;
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}
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/**
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* check if a group exists
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* @param string $gid
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* @return bool
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*/
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public function groupExists($gid){
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return in_array($gid, $this->getGroups());
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}
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private function retrieveList($filter, $attr, $searchForGroups = true) {
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if($searchForGroups) {
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$list = OC_LDAP::searchGroups($filter, $attr);
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} else {
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$list = OC_LDAP::searchUsers($filter, $attr);
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}
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if(is_array($list)) {
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if(count($attr) > 1){
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return $list;
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} else {
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return array_unique($list, SORT_LOCALE_STRING);
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}
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}
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//error cause actually, maybe throw an exception in future.
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return array();
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}
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} |