106 lines
3.5 KiB
PHP
106 lines
3.5 KiB
PHP
<?php declare(strict_types=1);
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/**
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* @copyright Copyright (c) 2018 Robin Appelman <robin@icewind.nl>
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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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* This program 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 as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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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
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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_Versions\Versions;
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use OC\Files\View;
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use OCA\Files_Versions\Storage;
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use OCP\Files\File;
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use OCP\Files\FileInfo;
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use OCP\Files\Folder;
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use OCP\Files\IRootFolder;
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use OCP\Files\NotFoundException;
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use OCP\IUser;
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class LegacyVersionsBackend implements IVersionBackend {
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/** @var IRootFolder */
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private $rootFolder;
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public function __construct(IRootFolder $rootFolder) {
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$this->rootFolder = $rootFolder;
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}
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public function getVersionsForFile(IUser $user, FileInfo $file): array {
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$userFolder = $this->rootFolder->getUserFolder($user->getUID());
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$versions = Storage::getVersions($user->getUID(), $userFolder->getRelativePath($file->getPath()));
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return array_map(function (array $data) use ($file, $user) {
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return new Version(
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(int)$data['version'],
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(int)$data['version'],
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$data['name'],
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(int)$data['size'],
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$data['mimetype'],
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$data['path'],
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$file,
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$this,
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$user
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);
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}, $versions);
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}
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public function createVersion(IUser $user, FileInfo $file) {
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$userFolder = $this->rootFolder->getUserFolder($user->getUID());
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$relativePath = $userFolder->getRelativePath($file->getPath());
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$userView = new View('/' . $user->getUID());
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// create all parent folders
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Storage::createMissingDirectories($relativePath, $userView);
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Storage::scheduleExpire($user->getUID(), $relativePath);
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// store a new version of a file
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$userView->copy('files/' . $relativePath, 'files_versions/' . $relativePath . '.v' . $file->getMtime());
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// ensure the file is scanned
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$userView->getFileInfo('files_versions/' . $relativePath . '.v' . $file->getMtime());
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}
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public function rollback(IVersion $version) {
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return Storage::rollback($version->getVersionPath(), $version->getRevisionId());
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}
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private function getVersionFolder(IUser $user): Folder {
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$userRoot = $this->rootFolder->getUserFolder($user->getUID())
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->getParent();
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try {
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/** @var Folder $folder */
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$folder = $userRoot->get('files_versions');
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return $folder;
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} catch (NotFoundException $e) {
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return $userRoot->newFolder('files_versions');
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}
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}
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public function read(IVersion $version) {
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$versions = $this->getVersionFolder($version->getUser());
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/** @var File $file */
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$file = $versions->get($version->getVersionPath() . '.v' . $version->getRevisionId());
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return $file->fopen('r');
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}
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public function getVersionFile(IUser $user, FileInfo $sourceFile, int $revision): File {
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$userFolder = $this->rootFolder->getUserFolder($user->getUID());
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$versionFolder = $this->getVersionFolder($user);
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/** @var File $file */
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$file = $versionFolder->get($userFolder->getRelativePath($sourceFile->getPath()) . '.v' . $revision);
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return $file;
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}
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}
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