135 lines
3.4 KiB
PHP
135 lines
3.4 KiB
PHP
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Knut Ahlers <knut@ahlers.me>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Vincent Petry <pvince81@owncloud.com>
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*
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* @license AGPL-3.0
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*
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* This code is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License, version 3,
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* as published by the Free Software Foundation.
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*
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* This program 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 License, version 3,
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*
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*/
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namespace OC\Group;
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/**
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* Abstract base class for user management
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*/
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abstract class Backend implements \OCP\GroupInterface {
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/**
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* error code for functions not provided by the group backend
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*/
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const NOT_IMPLEMENTED = -501;
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protected $possibleActions = [
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self::CREATE_GROUP => 'createGroup',
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self::DELETE_GROUP => 'deleteGroup',
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self::ADD_TO_GROUP => 'addToGroup',
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self::REMOVE_FROM_GOUP => 'removeFromGroup',
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self::COUNT_USERS => 'countUsersInGroup',
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self::GROUP_DETAILS => 'getGroupDetails',
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self::IS_ADMIN => 'isAdmin',
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];
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/**
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* Get all supported actions
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* @return int bitwise-or'ed actions
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*
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* Returns the supported actions as int to be
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* compared with \OC\Group\Backend::CREATE_GROUP etc.
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*/
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public function getSupportedActions() {
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$actions = 0;
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foreach($this->possibleActions AS $action => $methodName) {
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if(method_exists($this, $methodName)) {
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$actions |= $action;
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}
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}
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return $actions;
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}
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/**
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* Check if backend implements actions
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* @param int $actions bitwise-or'ed actions
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* @return bool
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*
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* Returns the supported actions as int to be
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* compared with \OC\Group\Backend::CREATE_GROUP etc.
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*/
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public function implementsActions($actions) {
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return (bool)($this->getSupportedActions() & $actions);
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}
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/**
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* is user in group?
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* @param string $uid uid of the user
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* @param string $gid gid of the group
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* @return bool
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*
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* Checks whether the user is member of a group or not.
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*/
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public function inGroup($uid, $gid) {
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return in_array($gid, $this->getUserGroups($uid));
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}
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/**
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* Get all groups a user belongs to
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* @param string $uid Name of the user
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* @return array an array of group names
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*
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* This function fetches all groups a user belongs to. It does not check
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* if the user exists at all.
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*/
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public function getUserGroups($uid) {
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return array();
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}
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/**
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* get a list of all groups
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* @param string $search
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* @param int $limit
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* @param int $offset
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* @return array an array of group names
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*
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* Returns a list with all groups
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*/
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public function getGroups($search = '', $limit = -1, $offset = 0) {
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return array();
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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, $this->getGroups($gid, 1));
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}
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/**
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* get a list of all users in a group
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* @param string $gid
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* @param string $search
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* @param int $limit
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* @param int $offset
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* @return array an array of user ids
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*/
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public function usersInGroup($gid, $search = '', $limit = -1, $offset = 0) {
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return array();
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}
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}
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