3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Module\Item;
24 use Friendica\BaseModule;
25 use Friendica\Core\Session;
26 use Friendica\Core\System;
28 use Friendica\Model\Item;
29 use Friendica\Model\Post;
30 use Friendica\Network\HTTPException;
33 * Module for following threads
35 class Follow extends BaseModule
37 protected function rawContent(array $request = [])
41 if (!Session::isAuthenticated()) {
42 throw new HttpException\ForbiddenException($l10n->t('Access denied.'));
45 if (empty($this->parameters['id'])) {
46 throw new HTTPException\BadRequestException();
49 $itemId = intval($this->parameters['id']);
51 if (!Item::performActivity($itemId, 'follow', local_user())) {
52 throw new HTTPException\BadRequestException($l10n->t('Unable to follow this item.'));
55 // See if we've been passed a return path to redirect to
56 $return_path = $_REQUEST['return'] ?? '';
57 if (!empty($return_path)) {
58 $rand = '_=' . time();
59 if (strpos($return_path, '?')) {
65 DI::baseUrl()->redirect($return_path . $rand);
75 System::jsonExit($return);