<?php /** * Unsubscribe handler * * PHP version 5 * * @category Action * @package StatusNet * @author Evan Prodromou <evan@status.net> * @author Robin Millette <millette@status.net> * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3 * @link http://status.net/ * * StatusNet - the distributed open-source microblogging tool * Copyright (C) 2008, 2009, StatusNet, Inc. * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU Affero General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * 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 * along with this program. If not, see <http://www.gnu.org/licenses/>. */ if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); } /** * Unsubscribe handler * * @category Action * @package StatusNet * @author Evan Prodromou <evan@status.net> * @author Robin Millette <millette@status.net> * @license http://www.fsf.org/licensing/licenses/agpl.html AGPLv3 * @link http://status.net/ */ class UnsubscribeAction extends Action { function handle($args) { parent::handle($args); if (!common_logged_in()) { // TRANS: Error message displayed when trying to perform an action that requires a logged in user. $this->clientError(_('Not logged in.')); } if ($_SERVER['REQUEST_METHOD'] != 'POST') { common_redirect(common_local_url('subscriptions', array('nickname' => $this->scoped->nickname))); } /* Use a session token for CSRF protection. */ $token = $this->trimmed('token'); if (!$token || $token != common_session_token()) { // TRANS: Client error displayed when the session token does not match or is not given. $this->clientError(_('There was a problem with your session token. ' . 'Try again, please.')); } $other_id = $this->arg('unsubscribeto'); if (!$other_id) { // TRANS: Client error displayed when trying to unsubscribe without providing a profile ID. $this->clientError(_('No profile ID in request.')); } $other = Profile::getKV('id', $other_id); if (!($other instanceof Profile)) { // TRANS: Client error displayed when trying to unsubscribe while providing a non-existing profile ID. $this->clientError(_('No profile with that ID.')); } try { Subscription::cancel($this->scoped, $other); } catch (Exception $e) { $this->clientError($e->getMessage()); } if ($this->boolean('ajax')) { $this->startHTML('text/xml;charset=utf-8'); $this->elementStart('head'); // TRANS: Page title for page to unsubscribe. $this->element('title', null, _('Unsubscribed')); $this->elementEnd('head'); $this->elementStart('body'); $subscribe = new SubscribeForm($this, $other); $subscribe->show(); $this->elementEnd('body'); $this->endHTML(); } else { common_redirect(common_local_url('subscriptions', array('nickname' => $this->scoped->nickname)), 303); } } }