owncloud/core

<?php

namespace OCA\FederatedFileSharing\Controller;

use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\DataResponse;
use OCP\IConfig;
use OCP\IRequest;
use OCP\IUserSession;

/**
 * @author Semih Serhat Karakaya <karakayasemi@itu.edu.tr>
 *
 * @copyright Copyright (c) 2019, ownCloud GmbH
 * @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/>
 *
 */

class SharingPersonalSettingsController extends Controller {
    public const USERCONFIGS = [
        'auto_accept_share_trusted'
    ];

    /** @var IConfig $config */
    private $config;

    /** @var IUserSession $userSession */
    private $userSession;

    public function __construct(string $appName, IRequest $request, IConfig $config, IUserSession $userSession) {
        parent::__construct($appName, $request);
        $this->config = $config;
        $this->userSession = $userSession;
    }

    /**
     * @NoAdminRequired
     *
     * @return DataResponse
     */
    public function setUserConfig() {
        $acceptedKeys = [];
        $rejectedKeys = [];

        $params = $this->getUserRequestParams();
        foreach ($params as $key => $value) {
            if ($this->validateParameter($key, $value)) {
                $this->config->setUserValue(
                    $this->userSession->getUser()->getUID(),
                    'federatedfilesharing',
                    $key,
                    $value
                );
                $acceptedKeys[] = $key;
            } else {
                $rejectedKeys[] = $key;
            }
        }
        $status = Http::STATUS_OK;
        if (empty($acceptedKeys)) {
            $status = Http::STATUS_BAD_REQUEST;
        }
        return new DataResponse(
            ['accepted' => $acceptedKeys, 'rejected' => $rejectedKeys],
            $status
        );
    }

    /**
     * @param $key
     * @param $value
     * @return bool
     */
    private function validateParameter($key, $value) {
        return \in_array($key, self::USERCONFIGS) && ($value === 'yes' || $value === 'no');
    }

    /**
     * Exclude params starting with '_' from request parameters
     *
     * @return array
     */
    private function getUserRequestParams() {
        return \array_filter(
            $this->request->getParams(),
            function ($key) {
                return (\substr($key, 0, 1) !== '_');
            },
            ARRAY_FILTER_USE_KEY
        );
    }
}