nextcloud-server/lib/private/Files/Cache/LocalRootScanner.php

55 lines
1.6 KiB
PHP

<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2020 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OC\Files\Cache;
use OCP\IConfig;
use OCP\Server;
use Override;
class LocalRootScanner extends Scanner {
private string $previewFolder;
public function __construct(\OC\Files\Storage\Storage $storage) {
parent::__construct($storage);
$config = Server::get(IConfig::class);
$this->previewFolder = 'appdata_' . $config->getSystemValueString('instanceid', '') . '/preview';
}
#[Override]
public function scanFile($file, $reuseExisting = 0, $parentId = -1, $cacheData = null, $lock = true, $data = null) {
if ($this->shouldScanPath($file)) {
return parent::scanFile($file, $reuseExisting, $parentId, $cacheData, $lock, $data);
} else {
return null;
}
}
#[Override]
public function scan($path, $recursive = self::SCAN_RECURSIVE, $reuse = -1, $lock = true) {
if ($this->shouldScanPath($path)) {
return parent::scan($path, $recursive, $reuse, $lock);
} else {
return null;
}
}
#[Override]
protected function scanChildren(string $path, $recursive, int $reuse, int $folderId, bool $lock, int|float $oldSize, &$etagChanged = false) {
if (str_starts_with($path, $this->previewFolder)) {
return 0;
}
return parent::scanChildren($path, $recursive, $reuse, $folderId, $lock, $oldSize, $etagChanged);
}
private function shouldScanPath(string $path): bool {
$path = trim($path, '/');
return $path === '' || str_starts_with($path, 'appdata_') || str_starts_with($path, '__groupfolders');
}
}