nextcloud_groupfolder_files.../lib/Manager/PathManager.php

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3.5 KiB
PHP

<?php
namespace OCA\GroupfolderFilesystemSnapshots\Manager;
use OCP\IConfig;
use OCP\Files\IRootFolder;
use OCA\GroupFolders\Folder\FolderManager;
use OCA\GroupFolders\Mount\MountProvider;
use OCA\GroupfolderFilesystemSnapshots\Service\SettingsService;
class PathManager {
public function __construct(
private IConfig $config,
private IRootFolder $rootFolder,
private FolderManager $groupfolderFolderManager,
private MountProvider $mountProvider,
private SettingsService $settingsService,
){}
public function getFilesystemMountpointPath() {
return $this->settingsService->getAppValue("filesystem_mountpoint_path");
}
public function getFilesystemSnapshotsPath() {
return $this->settingsService->getAppValue("filesystem_snapshots_path");
}
// Nextcloud general
public function getDataDirectory() {
return $this->config->getSystemValue("datadirectory");
}
private function getRootFolderStorageId(): ?int {
return $this->rootFolder->getMountPoint()->getNumericStorageId();
}
// Snapshots
public function getSnapshotPath(string $snapshotId) {
return realpath($this->getFilesystemSnapshotsPath() . DIRECTORY_SEPARATOR . $snapshotId . DIRECTORY_SEPARATOR);
}
public function convertToSnapshotPath(string $filesystemPath, string $snapshotId) {
$filesystemMountpointPath = $this->getFilesystemMountpointPath();
$filesystemPath = realpath($filesystemPath);
if($filesystemMountpointPath == '') {
return false;
}
if(!str_starts_with($filesystemPath, $filesystemMountpointPath)) {
return false;
}
return str_replace($filesystemMountpointPath, $this->getSnapshotPath($snapshotId) . DIRECTORY_SEPARATOR, $filesystemPath);
}
// Groupfolders
public function getGroupfolderById(int $groupfolderId) {
$storageId = $this->getRootFolderStorageId();
if (!is_null($storageId)) {
return $this->groupfolderFolderManager->getFolder($groupfolderId, $storageId);
}
}
public function getGroupfolderMountById(int $groupfolderId) {
return $this->mountProvider->getFolder($groupfolderId, False);
}
private function checkIfGroupfolderExists(int $groupfolderId): bool {
$storageId = $this->getRootFolderStorageId();
if ($storageId === null) {
return "storage Id null";
}
$folder = $this->groupfolderFolderManager->getFolder($groupfolderId, $storageId);
if ($folder === false) {
return "Folder does not exist";
}
return true;
}
public function getGroupFolderDirectory(int $groupfolderId, string $relativePath) {
$groupFolder = $this->getGroupfolderMountById($groupfolderId);
$relativeToDataDirectoryPath = $groupFolder->get($relativePath)->getInternalPath();
$minPath = realpath($this->getDataDirectory() . DIRECTORY_SEPARATOR . $groupFolder->getInternalPath() . DIRECTORY_SEPARATOR);
$realPath = realpath($this->getDataDirectory() . DIRECTORY_SEPARATOR . $relativeToDataDirectoryPath . DIRECTORY_SEPARATOR);
// Data directory and groupfolder directory have to actually exist
if(!file_exists($minPath) || !file_exists($realPath)) {
return false;
}
// the group subfolder directory always has to start with the groupfolder directory
// prevents usage of ".." in relativePath to escape out of groupfolder or even data directory
if(!str_starts_with($realPath, $minPath)) {
return false;
}
return $realPath;
}
public function getGroupFolderSnapshotDirectory(int $groupfolderId, string $relativePath, string $snapshotId) {
return $this->convertToSnapshotPath($this->getGroupFolderDirectory($groupfolderId, $relativePath), $snapshotId);
}
}