nextcloud-server/apps/files/lib/Controller/AjaxController.php

<?php
declare(strict_types=1);
/**
 * @copyright Copyright (c) 2018, Roeland Jago Douma <roeland@famdouma.nl>
 *
 * @author Roeland Jago Douma <roeland@famdouma.nl>
 *
 * @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\Controller;

use OCA\Files\Helper;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http\JSONResponse;
use OCP\Files\NotFoundException;
use OCP\IRequest;

class AjaxController extends Controller {

	public function __construct(string $appName, IRequest $request) {
		parent::__construct($appName, $request);
	}

	/**
	 * @NoAdminRequired
	 */
	public function getStorageStats(string $dir = '/'): JSONResponse {
		try {
			return new JSONResponse([
				'status' => 'success',
				'data' => Helper::buildFileStorageStatistics($dir),
			]);
		} catch (NotFoundException $e) {
			return new JSONResponse([
				'status' => 'error',
				'data' => [
					'message' => 'Folder not found'
				],
			]);
		}
	}
}