mirror of
https://github.com/nextcloud/server.git
synced 2024-09-01 17:54:51 +02:00
149 lines
4.6 KiB
PHP
149 lines
4.6 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
/**
|
|
* @copyright Copyright (c) 2019 Robin Appelman <robin@icewind.nl>
|
|
*
|
|
* @author Maxence Lange <maxence@artificial-owl.com>
|
|
* @author Robin Appelman <robin@icewind.nl>
|
|
*
|
|
* @license GNU AGPL version 3 or any later version
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as
|
|
* published by the Free Software Foundation, either version 3 of the
|
|
* License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Affero General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Affero General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
namespace OC\Files\Cache;
|
|
|
|
use OC\DB\QueryBuilder\QueryBuilder;
|
|
use OC\SystemConfig;
|
|
use OCP\DB\QueryBuilder\IQueryBuilder;
|
|
use OCP\FilesMetadata\IFilesMetadataManager;
|
|
use OCP\FilesMetadata\IMetadataQuery;
|
|
use OCP\IDBConnection;
|
|
use Psr\Log\LoggerInterface;
|
|
|
|
/**
|
|
* Query builder with commonly used helpers for filecache queries
|
|
*/
|
|
class CacheQueryBuilder extends QueryBuilder {
|
|
private ?string $alias = null;
|
|
|
|
public function __construct(
|
|
IDBConnection $connection,
|
|
SystemConfig $systemConfig,
|
|
LoggerInterface $logger,
|
|
private IFilesMetadataManager $filesMetadataManager,
|
|
) {
|
|
parent::__construct($connection, $systemConfig, $logger);
|
|
}
|
|
|
|
public function selectTagUsage(): self {
|
|
$this
|
|
->select('systemtag.name', 'systemtag.id', 'systemtag.visibility', 'systemtag.editable')
|
|
->selectAlias($this->createFunction('COUNT(filecache.fileid)'), 'number_files')
|
|
->selectAlias($this->createFunction('MAX(filecache.fileid)'), 'ref_file_id')
|
|
->from('filecache', 'filecache')
|
|
->leftJoin('filecache', 'systemtag_object_mapping', 'systemtagmap', $this->expr()->andX(
|
|
$this->expr()->eq('filecache.fileid', $this->expr()->castColumn('systemtagmap.objectid', IQueryBuilder::PARAM_INT)),
|
|
$this->expr()->eq('systemtagmap.objecttype', $this->createNamedParameter('files'))
|
|
))
|
|
->leftJoin('systemtagmap', 'systemtag', 'systemtag', $this->expr()->andX(
|
|
$this->expr()->eq('systemtag.id', 'systemtagmap.systemtagid'),
|
|
$this->expr()->eq('systemtag.visibility', $this->createNamedParameter(true))
|
|
))
|
|
->groupBy('systemtag.name', 'systemtag.id', 'systemtag.visibility', 'systemtag.editable');
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function selectFileCache(string $alias = null, bool $joinExtendedCache = true) {
|
|
$name = $alias ?: 'filecache';
|
|
$this->select("$name.fileid", 'storage', 'path', 'path_hash', "$name.parent", "$name.name", 'mimetype', 'mimepart', 'size', 'mtime',
|
|
'storage_mtime', 'encrypted', 'etag', "$name.permissions", 'checksum', 'unencrypted_size')
|
|
->from('filecache', $name);
|
|
|
|
if ($joinExtendedCache) {
|
|
$this->addSelect('metadata_etag', 'creation_time', 'upload_time');
|
|
$this->leftJoin($name, 'filecache_extended', 'fe', $this->expr()->eq("$name.fileid", 'fe.fileid'));
|
|
}
|
|
|
|
$this->alias = $name;
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function whereStorageId(int $storageId) {
|
|
$this->andWhere($this->expr()->eq('storage', $this->createNamedParameter($storageId, IQueryBuilder::PARAM_INT)));
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function whereFileId(int $fileId) {
|
|
$alias = $this->alias;
|
|
if ($alias) {
|
|
$alias .= '.';
|
|
} else {
|
|
$alias = '';
|
|
}
|
|
|
|
$this->andWhere($this->expr()->eq("{$alias}fileid", $this->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)));
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function wherePath(string $path) {
|
|
$this->andWhere($this->expr()->eq('path_hash', $this->createNamedParameter(md5($path))));
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function whereParent(int $parent) {
|
|
$alias = $this->alias;
|
|
if ($alias) {
|
|
$alias .= '.';
|
|
} else {
|
|
$alias = '';
|
|
}
|
|
|
|
$this->andWhere($this->expr()->eq("{$alias}parent", $this->createNamedParameter($parent, IQueryBuilder::PARAM_INT)));
|
|
|
|
return $this;
|
|
}
|
|
|
|
public function whereParentInParameter(string $parameter) {
|
|
$alias = $this->alias;
|
|
if ($alias) {
|
|
$alias .= '.';
|
|
} else {
|
|
$alias = '';
|
|
}
|
|
|
|
$this->andWhere($this->expr()->in("{$alias}parent", $this->createParameter($parameter)));
|
|
|
|
return $this;
|
|
}
|
|
|
|
/**
|
|
* join metadata to current query builder and returns an helper
|
|
*
|
|
* @return IMetadataQuery|null NULL if no metadata have never been generated
|
|
*/
|
|
public function selectMetadata(): ?IMetadataQuery {
|
|
$metadataQuery = $this->filesMetadataManager->getMetadataQuery($this, $this->alias, 'fileid');
|
|
$metadataQuery?->retrieveMetadata();
|
|
return $metadataQuery;
|
|
}
|
|
}
|