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306 lines
7.8 KiB
306 lines
7.8 KiB
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
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* @author Bart Visscher <bartv@thisnet.nl>
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Georg Ehrke <oc.list@georgehrke.com>
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* @author Joas Schilling <coding@schilljs.com>
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* @author John Molakvoæ (skjnldsv) <skjnldsv@protonmail.com>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Mikael Hammarin <mikael@try2.se>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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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;
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use OC\Hooks\PublicEmitter;
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use OCP\Group\ISubAdmin;
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use OCP\IDBConnection;
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use OCP\IGroup;
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use OCP\IGroupManager;
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use OCP\IUser;
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use OCP\IUserManager;
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class SubAdmin extends PublicEmitter implements ISubAdmin {
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/** @var IUserManager */
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private $userManager;
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/** @var IGroupManager */
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private $groupManager;
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/** @var IDBConnection */
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private $dbConn;
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/**
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* @param IUserManager $userManager
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* @param IGroupManager $groupManager
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* @param IDBConnection $dbConn
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*/
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public function __construct(IUserManager $userManager,
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IGroupManager $groupManager,
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IDBConnection $dbConn) {
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$this->userManager = $userManager;
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$this->groupManager = $groupManager;
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$this->dbConn = $dbConn;
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$this->userManager->listen('\OC\User', 'postDelete', function ($user) {
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$this->post_deleteUser($user);
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});
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$this->groupManager->listen('\OC\Group', 'postDelete', function ($group) {
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$this->post_deleteGroup($group);
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});
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}
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/**
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* add a SubAdmin
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* @param IUser $user user to be SubAdmin
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* @param IGroup $group group $user becomes subadmin of
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*/
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public function createSubAdmin(IUser $user, IGroup $group): void {
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$qb = $this->dbConn->getQueryBuilder();
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$qb->insert('group_admin')
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->values([
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'gid' => $qb->createNamedParameter($group->getGID()),
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'uid' => $qb->createNamedParameter($user->getUID())
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])
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->execute();
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$this->emit('\OC\SubAdmin', 'postCreateSubAdmin', [$user, $group]);
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\OC_Hook::emit("OC_SubAdmin", "post_createSubAdmin", ["gid" => $group->getGID()]);
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}
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/**
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* delete a SubAdmin
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* @param IUser $user the user that is the SubAdmin
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* @param IGroup $group the group
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*/
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public function deleteSubAdmin(IUser $user, IGroup $group): void {
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$qb = $this->dbConn->getQueryBuilder();
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$qb->delete('group_admin')
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->where($qb->expr()->eq('gid', $qb->createNamedParameter($group->getGID())))
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->andWhere($qb->expr()->eq('uid', $qb->createNamedParameter($user->getUID())))
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->execute();
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$this->emit('\OC\SubAdmin', 'postDeleteSubAdmin', [$user, $group]);
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\OC_Hook::emit("OC_SubAdmin", "post_deleteSubAdmin", ["gid" => $group->getGID()]);
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}
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/**
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* get groups of a SubAdmin
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* @param IUser $user the SubAdmin
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* @return IGroup[]
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*/
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public function getSubAdminsGroups(IUser $user): array {
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$groupIds = $this->getSubAdminsGroupIds($user);
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$groups = [];
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foreach ($groupIds as $groupId) {
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$group = $this->groupManager->get($groupId);
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if ($group !== null) {
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$groups[$group->getGID()] = $group;
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}
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}
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return $groups;
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}
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/**
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* Get group ids of a SubAdmin
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* @param IUser $user the SubAdmin
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* @return string[]
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*/
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public function getSubAdminsGroupIds(IUser $user): array {
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$qb = $this->dbConn->getQueryBuilder();
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$result = $qb->select('gid')
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->from('group_admin')
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->where($qb->expr()->eq('uid', $qb->createNamedParameter($user->getUID())))
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->execute();
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$groups = [];
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while ($row = $result->fetch()) {
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$groups[] = $row['gid'];
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}
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$result->closeCursor();
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return $groups;
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}
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/**
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* get an array of groupid and displayName for a user
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* @param IUser $user
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* @return array ['displayName' => displayname]
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*/
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public function getSubAdminsGroupsName(IUser $user): array {
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return array_map(function ($group) {
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return ['displayName' => $group->getDisplayName()];
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}, $this->getSubAdminsGroups($user));
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}
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/**
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* get SubAdmins of a group
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* @param IGroup $group the group
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* @return IUser[]
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*/
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public function getGroupsSubAdmins(IGroup $group): array {
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$qb = $this->dbConn->getQueryBuilder();
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$result = $qb->select('uid')
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->from('group_admin')
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->where($qb->expr()->eq('gid', $qb->createNamedParameter($group->getGID())))
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->execute();
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$users = [];
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while ($row = $result->fetch()) {
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$user = $this->userManager->get($row['uid']);
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if (!is_null($user)) {
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$users[] = $user;
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}
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}
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$result->closeCursor();
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return $users;
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}
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/**
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* get all SubAdmins
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* @return array
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*/
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public function getAllSubAdmins(): array {
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$qb = $this->dbConn->getQueryBuilder();
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$result = $qb->select('*')
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->from('group_admin')
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->execute();
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$subadmins = [];
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while ($row = $result->fetch()) {
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$user = $this->userManager->get($row['uid']);
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$group = $this->groupManager->get($row['gid']);
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if (!is_null($user) && !is_null($group)) {
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$subadmins[] = [
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'user' => $user,
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'group' => $group
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];
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}
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}
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$result->closeCursor();
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return $subadmins;
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}
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/**
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* checks if a user is a SubAdmin of a group
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* @param IUser $user
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* @param IGroup $group
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* @return bool
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*/
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public function isSubAdminOfGroup(IUser $user, IGroup $group): bool {
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$qb = $this->dbConn->getQueryBuilder();
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/*
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* Primary key is ('gid', 'uid') so max 1 result possible here
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*/
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$result = $qb->select('*')
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->from('group_admin')
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->where($qb->expr()->eq('gid', $qb->createNamedParameter($group->getGID())))
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->andWhere($qb->expr()->eq('uid', $qb->createNamedParameter($user->getUID())))
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->execute();
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$fetch = $result->fetch();
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$result->closeCursor();
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$result = !empty($fetch) ? true : false;
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return $result;
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}
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/**
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* checks if a user is a SubAdmin
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* @param IUser $user
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* @return bool
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*/
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public function isSubAdmin(IUser $user): bool {
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// Check if the user is already an admin
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if ($this->groupManager->isAdmin($user->getUID())) {
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return true;
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}
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$qb = $this->dbConn->getQueryBuilder();
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$result = $qb->select('gid')
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->from('group_admin')
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->andWhere($qb->expr()->eq('uid', $qb->createNamedParameter($user->getUID())))
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->setMaxResults(1)
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->execute();
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$isSubAdmin = $result->fetch();
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$result->closeCursor();
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return $isSubAdmin !== false;
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}
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/**
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* checks if a user is a accessible by a subadmin
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* @param IUser $subadmin
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* @param IUser $user
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* @return bool
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*/
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public function isUserAccessible(IUser $subadmin, IUser $user): bool {
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if (!$this->isSubAdmin($subadmin)) {
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return false;
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}
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if ($this->groupManager->isAdmin($user->getUID())) {
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return false;
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}
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$accessibleGroups = $this->getSubAdminsGroupIds($subadmin);
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$userGroups = $this->groupManager->getUserGroupIds($user);
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return !empty(array_intersect($accessibleGroups, $userGroups));
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}
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/**
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* delete all SubAdmins by $user
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* @param IUser $user
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*/
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private function post_deleteUser(IUser $user) {
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$qb = $this->dbConn->getQueryBuilder();
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$qb->delete('group_admin')
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->where($qb->expr()->eq('uid', $qb->createNamedParameter($user->getUID())))
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->execute();
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}
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/**
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* delete all SubAdmins by $group
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* @param IGroup $group
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*/
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private function post_deleteGroup(IGroup $group) {
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$qb = $this->dbConn->getQueryBuilder();
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$qb->delete('group_admin')
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->where($qb->expr()->eq('gid', $qb->createNamedParameter($group->getGID())))
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->execute();
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}
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}
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