297 lines
8.4 KiB
PHP
297 lines
8.4 KiB
PHP
<?php
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/**
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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*
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* @copyright Copyright (c) 2015, ownCloud, Inc.
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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 OCA\Files_Sharing\API;
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use OCP\IGroup;
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use OCP\IGroupManager;
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use OCP\IUserManager;
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use OCP\IConfig;
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use OCP\IUserSession;
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use OCP\IURLGenerator;
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class Sharees {
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/** @var IGroupManager */
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private $groupManager;
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/** @var IUserManager */
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private $userManager;
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/** @var \OCP\Contacts\IManager */
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private $contactsManager;
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/** @var IConfig */
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private $config;
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/** @var IUserSession */
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private $userSession;
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/** @var IURLGenerator */
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private $urlGenerator;
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/**
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* @param IGroupManager $groupManager
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* @param IUserManager $userManager
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* @param \OCP\Contacts\IManager $contactsManager
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* @param IConfig $config
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* @param IUserSession $userSession
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*/
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public function __construct(IGroupManager $groupManager,
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IUserManager $userManager,
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\OCP\Contacts\IManager $contactsManager,
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IConfig $config,
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IUserSession $userSession,
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IURLGenerator $urlGenerator) {
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$this->groupManager = $groupManager;
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$this->userManager = $userManager;
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$this->contactsManager = $contactsManager;
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$this->config = $config;
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$this->userSession = $userSession;
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$this->urlGenerator = $urlGenerator;
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}
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/**
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* @param string $search
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* @param bool $shareWithGroupOnly
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*
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* @return array possible sharees
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*/
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protected function getUsers($search, $shareWithGroupOnly) {
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$sharees = [];
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$users = [];
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if ($shareWithGroupOnly) {
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// Search in all the groups this user is part of
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$userGroups = $this->groupManager->getUserGroupIds($this->userSession->getUser());
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foreach ($userGroups as $userGroup) {
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$users = array_merge($users, $this->groupManager->displayNamesInGroup($userGroup, $search));
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}
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$users = array_unique($users);
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} else {
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// Search in all users
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$users_tmp = $this->userManager->searchDisplayName($search);
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// Put in array that maps uid => displayName
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foreach($users_tmp as $user) {
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$users[$user->getUID()] = $user->getDisplayName();
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}
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}
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foreach ($users as $uid => $displayName) {
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$sharees[] = [
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'label' => $displayName,
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'value' => [
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'shareType' => \OCP\Share::SHARE_TYPE_USER,
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'shareWith' => $uid,
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],
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];
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}
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return $sharees;
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}
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/**
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* @param string $search
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* @param bool $shareWithGroupOnly
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*
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* @return array possible sharees
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*/
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protected function getGroups($search, $shareWithGroupOnly) {
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$sharees = [];
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$groups = $this->groupManager->search($search);
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$groups = array_map(function (IGroup $group) { return $group->getGID(); }, $groups);
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if (!empty($groups) && $shareWithGroupOnly) {
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// Intersect all the groups that match with the groups this user is a member of
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$userGroups = $this->groupManager->getUserGroups($this->userSession->getUser());
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$userGroups = array_map(function (IGroup $group) { return $group->getGID(); }, $userGroups);
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$groups = array_intersect($groups, $userGroups);
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}
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foreach ($groups as $gid) {
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$sharees[] = [
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'label' => $gid,
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'value' => [
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'shareType' => \OCP\Share::SHARE_TYPE_GROUP,
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'shareWith' => $gid,
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],
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];
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}
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return $sharees;
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}
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/**
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* @param string $search
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*
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* @return array possible sharees
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*/
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protected function getRemote($search) {
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$sharees = [];
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if (substr_count($search, '@') >= 1) {
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$sharees[] = [
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'label' => $search,
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'value' => [
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'shareType' => \OCP\Share::SHARE_TYPE_REMOTE,
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'shareWith' => $search,
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],
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];
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}
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// Search in contacts
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$addressBookContacts = $this->contactsManager->search($search, ['CLOUD', 'FN']);
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foreach ($addressBookContacts as $contact) {
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if (isset($contact['CLOUD'])) {
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foreach ($contact['CLOUD'] as $cloudId) {
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$sharees[] = [
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'label' => $contact['FN'] . ' (' . $cloudId . ')',
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'value' => [
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'shareType' => \OCP\Share::SHARE_TYPE_REMOTE,
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'shareWith' => $cloudId
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]
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];
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}
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}
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}
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return $sharees;
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}
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/**
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* @return \OC_OCS_Result
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*/
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public function search() {
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$search = isset($_GET['search']) ? (string) $_GET['search'] : '';
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$itemType = isset($_GET['itemType']) ? (string) $_GET['itemType'] : null;
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$existingShares = isset($_GET['existingShares']) ? (array) $_GET['existingShares'] : [];
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$shareType = isset($_GET['shareType']) && is_numeric($_GET['shareType']) ? (int) $_GET['shareType'] : null;
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$page = !empty($_GET['page']) ? (int) $_GET['page'] : 1;
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$perPage = !empty($_GET['limit']) ? (int) $_GET['limit'] : 200;
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$shareWithGroupOnly = $this->config->getAppValue('core', 'shareapi_only_share_with_group_members', 'no') === 'yes';
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return $this->searchSharees($search, $itemType, $existingShares, $shareType, $page, $perPage, $shareWithGroupOnly);
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}
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/**
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* Testable search function that does not need globals
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*
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* @param string $search
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* @param string $itemType
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* @param array $existingShares
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* @param int $shareType
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* @param int $page
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* @param int $perPage
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* @param bool $shareWithGroupOnly
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* @return \OC_OCS_Result
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*/
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protected function searchSharees($search, $itemType, array $existingShares, $shareType, $page, $perPage, $shareWithGroupOnly) {
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$sharedUsers = $sharedGroups = [];
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if (!empty($existingShares)) {
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if (!empty($existingShares[\OCP\Share::SHARE_TYPE_USER]) &&
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is_array($existingShares[\OCP\Share::SHARE_TYPE_USER])) {
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$sharedUsers = $existingShares[\OCP\Share::SHARE_TYPE_USER];
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}
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if (!empty($existingShares[\OCP\Share::SHARE_TYPE_GROUP]) &&
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is_array($existingShares[\OCP\Share::SHARE_TYPE_GROUP])) {
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$sharedGroups = $existingShares[\OCP\Share::SHARE_TYPE_GROUP];
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}
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}
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// Verify arguments
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if ($itemType === null) {
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return new \OC_OCS_Result(null, 400, 'missing itemType');
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}
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$sharees = [];
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// Get users
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if ($shareType === null || $shareType === \OCP\Share::SHARE_TYPE_USER) {
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$potentialSharees = $this->getUsers($search, $shareWithGroupOnly);
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$sharees = array_merge($sharees, $this->filterSharees($potentialSharees, $sharedUsers));
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}
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// Get groups
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if ($shareType === null || $shareType === \OCP\Share::SHARE_TYPE_GROUP) {
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$potentialSharees = $this->getGroups($search, $shareWithGroupOnly);
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$sharees = array_merge($sharees, $this->filterSharees($potentialSharees, $sharedGroups));
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}
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// Get remote
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if (($shareType === null || $shareType === \OCP\Share::SHARE_TYPE_REMOTE) &&
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\OCP\Share::getBackend($itemType)->isShareTypeAllowed(\OCP\Share::SHARE_TYPE_REMOTE)) {
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$sharees = array_merge($sharees, $this->getRemote($search));
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}
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// Sort sharees
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$sorter = new \OC\Share\SearchResultSorter($search,
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'label',
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\OC::$server->getLogger());
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usort($sharees, array($sorter, 'sort'));
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//Pagination
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$start = ($page - 1) * $perPage;
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$end = $page * $perPage;
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$total = sizeof($sharees);
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$sharees = array_slice($sharees, $start, $perPage);
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$response = new \OC_OCS_Result($sharees);
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$response->setTotalItems($total);
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$response->setItemsPerPage($perPage);
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if ($total > $end) {
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$params = [
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'search' => $search,
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'itemType' => $itemType,
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'existingShares' => $existingShares,
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'page' => $page + 1,
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'limit' => $perPage,
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];
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if ($shareType !== null) {
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$params['shareType'] = $shareType;
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}
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$url = $this->urlGenerator->getAbsoluteURL('/ocs/v1.php/apps/files_sharing/api/v1/sharees') . '?' . http_build_query($params);
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$response->addHeader('Link', '<' . $url . '> rel="next"');
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}
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return $response;
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}
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/**
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* Filter out already existing shares from a list of potential sharees
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*
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* @param array $potentialSharees
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* @param array $existingSharees
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* @return array
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*/
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protected function filterSharees($potentialSharees, $existingSharees) {
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$sharees = array_map(function ($sharee) use ($existingSharees) {
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return in_array($sharee['value']['shareWith'], $existingSharees) ? null : $sharee;
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}, $potentialSharees);
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return array_filter($sharees);
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}
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}
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