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94 lines
2.5 KiB
PHP
94 lines
2.5 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OCA\Files\Command\Object;
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use OCP\DB\QueryBuilder\IQueryBuilder;
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use OCP\Files\ObjectStore\IObjectStore;
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use OCP\IConfig;
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use OCP\IDBConnection;
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use Symfony\Component\Console\Output\OutputInterface;
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class ObjectUtil {
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public function __construct(
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private IConfig $config,
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private IDBConnection $connection,
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) {
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}
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private function getObjectStoreConfig(): ?array {
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$config = $this->config->getSystemValue('objectstore_multibucket');
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if (is_array($config)) {
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$config['multibucket'] = true;
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return $config;
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}
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$config = $this->config->getSystemValue('objectstore');
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if (is_array($config)) {
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if (!isset($config['multibucket'])) {
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$config['multibucket'] = false;
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}
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return $config;
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}
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return null;
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}
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public function getObjectStore(?string $bucket, OutputInterface $output): ?IObjectStore {
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$config = $this->getObjectStoreConfig();
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if (!$config) {
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$output->writeln('<error>Instance is not using primary object store</error>');
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return null;
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}
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if ($config['multibucket'] && !$bucket) {
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$output->writeln('<error>--bucket option required</error> because <info>multi bucket</info> is enabled.');
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return null;
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}
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if (!isset($config['arguments'])) {
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throw new \Exception('no arguments configured for object store configuration');
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}
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if (!isset($config['class'])) {
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throw new \Exception('no class configured for object store configuration');
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}
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if ($bucket) {
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// s3, swift
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$config['arguments']['bucket'] = $bucket;
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// azure
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$config['arguments']['container'] = $bucket;
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}
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$store = new $config['class']($config['arguments']);
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if (!$store instanceof IObjectStore) {
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throw new \Exception('configured object store class is not an object store implementation');
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}
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return $store;
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}
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/**
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* Check if an object is referenced in the database
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*/
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public function objectExistsInDb(string $object): int|false {
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if (!str_starts_with($object, 'urn:oid:')) {
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return false;
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}
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$fileId = (int)substr($object, strlen('urn:oid:'));
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$query = $this->connection->getQueryBuilder();
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$query->select('fileid')
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->from('filecache')
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->where($query->expr()->eq('fileid', $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)));
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$result = $query->executeQuery();
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if ($result->fetchOne() === false) {
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return false;
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}
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return $fileId;
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}
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}
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