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<?php
/**
* ownCloud
*
* @author Frank Karlitschek
* @copyright 2010 Frank Karlitschek karlitschek@kde.org
*
* 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/>.
*
*/
/**
* dummy group backend, does not keep state, only for testing use
*/
class OC_Group_Dummy extends OC_Group_Backend {
private $groups=array();
/**
* @brief Try to create a new group
* @param $gid The name of the group to create
* @returns true/false
*
* Trys to create a new group. If the group name already exists, false will
* be returned.
*/
public function createGroup($gid){
if(!isset($this->groups[$gid])){
$this->groups[$gid]=array();
return true;
}else{
return false;
}
}
/**
* @brief delete a group
* @param $gid gid of the group to delete
* @returns true/false
*
* Deletes a group and removes it from the group_user-table
*/
public function deleteGroup($gid){
if(isset($this->groups[$gid])){
unset($this->groups[$gid]);
return true;
}else{
return false;
}
}
/**
* @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, $gid){
if(isset($this->groups[$gid])){
return (array_search($uid,$this->groups[$gid])!==false);
}else{
return false;
}
}
/**
* @brief Add a user to a group
* @param $uid Name of the user to add to group
* @param $gid Name of the group in which add the user
* @returns true/false
*
* Adds a user to a group.
*/
public function addToGroup($uid, $gid){
if(isset($this->groups[$gid])){
if(array_search($uid,$this->groups[$gid])===false){
$this->groups[$gid][]=$uid;
return true;
}else{
return false;
}
}else{
return false;
}
}
/**
* @brief Removes a user from a group
* @param $uid NameUSER of the user to remove from group
* @param $gid Name of the group from which remove the user
* @returns true/false
*
* removes the user from a group.
*/
public function removeFromGroup($uid,$gid){
if(isset($this->groups[$gid])){
if(($index=array_search($uid,$this->groups[$gid]))!==false){
unset($this->groups[$gid][$index]);
}else{
return false;
}
}else{
return false;
}
}
/**
* @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){
$groups=array();
foreach($this->groups as $group=>$user){
if($this->inGroup($uid,$group)){
$groups[]=$group;
}
}
return $groups;
}
/**
* @brief get a list of all groups
* @returns array with group names
*
* Returns a list with all groups
*/
public function getGroups(){
return array_keys($this->groups);
}
/**
* @brief get a list of all users in a group
* @returns array with user ids
*/
public function usersInGroup($gid){
if(isset($this->groups[$gid])){
return $this->groups[$gid];
}else{
return array();
}
}
}
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