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<?php declare(strict_types=1); |
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/** |
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* @copyright Copyright (c) 2018 Robin Appelman <[email protected]> |
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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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