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@ -12,6 +12,7 @@ declare(strict_types=1);
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Sascha Wiswedel <sascha.wiswedel@nextcloud.com>
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* @author Tobia De Koninck <LEDfan@users.noreply.github.com>
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* @author Ferdinand Thiessen <opensource@fthiessen.de>
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*
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* @license GNU AGPL version 3 or any later version
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*
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@ -33,6 +34,7 @@ declare(strict_types=1);
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namespace OCA\Files\Service;
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use Closure;
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use OC\Encryption\Manager as EncryptionManager;
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use OC\Files\Filesystem;
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use OC\Files\View;
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use OCA\Files\Exception\TransferOwnershipException;
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@ -41,6 +43,7 @@ use OCP\Files\Config\IUserMountCache;
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use OCP\Files\FileInfo;
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use OCP\Files\IHomeStorage;
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use OCP\Files\InvalidPathException;
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use OCP\Files\IRootFolder;
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use OCP\Files\Mount\IMountManager;
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use OCP\IUser;
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use OCP\IUserManager;
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@ -58,31 +61,16 @@ use function rtrim;
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class OwnershipTransferService {
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/** @var IEncryptionManager */
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private $encryptionManager;
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private IEncryptionManager|EncryptionManager $encryptionManager;
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/** @var IShareManager */
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private $shareManager;
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/** @var IMountManager */
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private $mountManager;
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/** @var IUserMountCache */
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private $userMountCache;
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/** @var IUserManager */
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private $userManager;
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public function __construct(IEncryptionManager $manager,
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IShareManager $shareManager,
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IMountManager $mountManager,
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IUserMountCache $userMountCache,
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IUserManager $userManager) {
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$this->encryptionManager = $manager;
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$this->shareManager = $shareManager;
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$this->mountManager = $mountManager;
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$this->userMountCache = $userMountCache;
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$this->userManager = $userManager;
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public function __construct(
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IEncryptionManager $encryptionManager,
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private IShareManager $shareManager,
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private IMountManager $mountManager,
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private IUserMountCache $userMountCache,
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private IUserManager $userManager,
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) {
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$this->encryptionManager = $encryptionManager;
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}
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/**
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@ -95,13 +83,15 @@ class OwnershipTransferService {
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* @throws TransferOwnershipException
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* @throws \OC\User\NoUserException
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*/
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public function transfer(IUser $sourceUser,
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public function transfer(
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IUser $sourceUser,
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IUser $destinationUser,
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string $path,
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?OutputInterface $output = null,
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bool $move = false,
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bool $firstLogin = false,
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bool $transferIncomingShares = false): void {
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bool $transferIncomingShares = false,
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): void {
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$output = $output ?? new NullOutput();
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$sourceUid = $sourceUser->getUID();
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$destinationUid = $destinationUser->getUID();
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@ -183,10 +173,12 @@ class OwnershipTransferService {
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$output
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);
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$destinationPath = $finalTarget . '/' . $path;
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// restore the shares
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$this->restoreShares(
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$sourceUid,
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$destinationUid,
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$destinationPath,
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$shares,
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$output
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);
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@ -280,16 +272,35 @@ class OwnershipTransferService {
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}
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}
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private function collectUsersShares(string $sourceUid,
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/**
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* @return array<array{share: IShare, suffix: string}>
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*/
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private function collectUsersShares(
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string $sourceUid,
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OutputInterface $output,
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View $view,
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string $path): array {
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string $path,
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): array {
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$output->writeln("Collecting all share information for files and folders of $sourceUid ...");
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$shares = [];
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$progress = new ProgressBar($output);
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foreach ([IShare::TYPE_GROUP, IShare::TYPE_USER, IShare::TYPE_LINK, IShare::TYPE_REMOTE, IShare::TYPE_ROOM, IShare::TYPE_EMAIL, IShare::TYPE_CIRCLE, IShare::TYPE_DECK, IShare::TYPE_SCIENCEMESH] as $shareType) {
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$normalizedPath = Filesystem::normalizePath($path);
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$supportedShareTypes = [
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IShare::TYPE_GROUP,
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IShare::TYPE_USER,
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IShare::TYPE_LINK,
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IShare::TYPE_REMOTE,
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IShare::TYPE_ROOM,
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IShare::TYPE_EMAIL,
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IShare::TYPE_CIRCLE,
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IShare::TYPE_DECK,
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IShare::TYPE_SCIENCEMESH,
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];
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foreach ($supportedShareTypes as $shareType) {
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$offset = 0;
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while (true) {
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$sharePage = $this->shareManager->getSharesBy($sourceUid, $shareType, null, true, 50, $offset);
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@ -298,17 +309,17 @@ class OwnershipTransferService {
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break;
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}
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if ($path !== "$sourceUid/files") {
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$sharePage = array_filter($sharePage, function (IShare $share) use ($view, $path) {
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$sharePage = array_filter($sharePage, function (IShare $share) use ($view, $normalizedPath) {
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try {
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$relativePath = $view->getPath($share->getNodeId());
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$singleFileTranfer = $view->is_file($path);
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$singleFileTranfer = $view->is_file($normalizedPath);
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if ($singleFileTranfer) {
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return Filesystem::normalizePath($relativePath) === Filesystem::normalizePath($path);
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return Filesystem::normalizePath($relativePath) === $normalizedPath;
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}
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return mb_strpos(
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Filesystem::normalizePath($relativePath . '/', false),
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Filesystem::normalizePath($path . '/', false)) === 0;
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$normalizedPath . '/') === 0;
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} catch (\Exception $e) {
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return false;
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}
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@ -321,7 +332,11 @@ class OwnershipTransferService {
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$progress->finish();
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$output->writeln('');
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return $shares;
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return array_map(fn (IShare $share) => [
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'share' => $share,
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'suffix' => substr(Filesystem::normalizePath($view->getPath($share->getNodeId())), strlen($normalizedPath)),
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], $shares);
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}
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private function collectIncomingShares(string $sourceUid,
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@ -384,14 +399,22 @@ class OwnershipTransferService {
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}
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}
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private function restoreShares(string $sourceUid,
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/**
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* @param string $targetLocation New location of the transfered node
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* @param array<array{share: IShare, suffix: string}> $shares previously collected share information
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*/
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private function restoreShares(
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string $sourceUid,
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string $destinationUid,
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string $targetLocation,
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array $shares,
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OutputInterface $output) {
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OutputInterface $output,
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):void {
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$output->writeln("Restoring shares ...");
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$progress = new ProgressBar($output, count($shares));
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$rootFolder = \OCP\Server::get(IRootFolder::class);
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foreach ($shares as $share) {
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foreach ($shares as ['share' => $share, 'suffix' => $suffix]) {
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try {
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if ($share->getShareType() === IShare::TYPE_USER &&
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$share->getSharedWith() === $destinationUid) {
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@ -419,7 +442,19 @@ class OwnershipTransferService {
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// trigger refetching of the node so that the new owner and mountpoint are taken into account
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// otherwise the checks on the share update will fail due to the original node not being available in the new user scope
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$this->userMountCache->clear();
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$share->setNodeId($share->getNode()->getId());
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try {
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// Try to get the "old" id.
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// Normally the ID is preserved,
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// but for transferes between different storages the ID might change
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$newNodeId = $share->getNode()->getId();
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} catch (\OCP\Files\NotFoundException) {
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// ID has changed due to transfer between different storages
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// Try to get the new ID from the target path and suffix of the share
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$node = $rootFolder->get(Filesystem::normalizePath($targetLocation . '/' . $suffix));
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$newNodeId = $node->getId();
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}
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$share->setNodeId($newNodeId);
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$this->shareManager->updateShare($share);
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}
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