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<?php
/**
* SPDX-FileCopyrightText: 2017-2024 Nextcloud GmbH and Nextcloud contributors
* SPDX-FileCopyrightText: 2016 ownCloud, Inc.
* SPDX-License-Identifier: AGPL-3.0-only
*/
namespace OCA\Files_Sharing\ShareBackend;
use OCP\Share_Backend_Collection;
class Folder extends File implements Share_Backend_Collection {
public function getChildren($itemSource) {
$children = [];
$parents = [$itemSource];
$qb = \OC::$server->getDatabaseConnection()->getQueryBuilder();
$qb->select('id')
->from('mimetypes')
->where(
$qb->expr()->eq('mimetype', $qb->createNamedParameter('httpd/unix-directory'))
);
$result = $qb->execute();
$row = $result->fetch();
$result->closeCursor();
if ($row = $result->fetchRow()) {
$mimetype = (int)$row['id'];
} else {
$mimetype = -1;
}
while (!empty($parents)) {
$qb = \OC::$server->getDatabaseConnection()->getQueryBuilder();
$parents = array_map(function ($parent) use ($qb) {
return $qb->createNamedParameter($parent);
}, $parents);
$qb->select('`fileid', 'name', '`mimetype')
->from('filecache')
->where(
$qb->expr()->in('parent', $parents)
);
$result = $qb->execute();
$parents = [];
while ($file = $result->fetch()) {
$children[] = ['source' => $file['fileid'], 'file_path' => $file['name']];
// If a child folder is found look inside it
if ((int)$file['mimetype'] === $mimetype) {
$parents[] = $file['fileid'];
}
}
$result->closeCursor();
}
return $children;
}
}
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