nextcloud/apps/files/lib/ActivityHelper.php

85 lines
2.2 KiB
PHP

<?php
/**
* @author Joas Schilling <nickvergessen@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\Files;
use OCP\Files\Folder;
use OCP\ITagManager;
class ActivityHelper {
/** If a user has a lot of favorites the query might get too slow and long */
const FAVORITE_LIMIT = 50;
/** @var \OCP\ITagManager */
protected $tagManager;
/**
* @param ITagManager $tagManager
*/
public function __construct(ITagManager $tagManager) {
$this->tagManager = $tagManager;
}
/**
* Returns an array with the favorites
*
* @param string $user
* @return array
* @throws \RuntimeException when too many or no favorites where found
*/
public function getFavoriteFilePaths($user) {
$tags = $this->tagManager->load('files', [], false, $user);
$favorites = $tags->getFavorites();
if (empty($favorites)) {
throw new \RuntimeException('No favorites', 1);
} else if (isset($favorites[self::FAVORITE_LIMIT])) {
throw new \RuntimeException('Too many favorites', 2);
}
// Can not DI because the user is not known on instantiation
$rootFolder = \OC::$server->getUserFolder($user);
$folders = $items = [];
foreach ($favorites as $favorite) {
$nodes = $rootFolder->getById($favorite);
if (!empty($nodes)) {
/** @var \OCP\Files\Node $node */
$node = array_shift($nodes);
$path = substr($node->getPath(), strlen($user . '/files/'));
$items[] = $path;
if ($node instanceof Folder) {
$folders[] = $path;
}
}
}
if (empty($items)) {
throw new \RuntimeException('No favorites', 1);
}
return [
'items' => $items,
'folders' => $folders,
];
}
}