<?php /** * StatusNet, the distributed open-source microblogging tool * * Base action for OAuth API endpoints * * PHP version 5 * * LICENCE: 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/>. * * @category API * @package StatusNet * @author Zach Copley <zach@status.net> * @copyright 2010 StatusNet, Inc. * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ if (!defined('STATUSNET')) { exit(1); } require_once INSTALLDIR . '/lib/apioauthstore.php'; /** * Base action for API OAuth enpoints. Clean up the * the request, and possibly some other common things * here. * * @category API * @package StatusNet * @author Zach Copley <zach@status.net> * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://status.net/ */ class ApiOauthAction extends Action { /** * Is this a read-only action? * * @return boolean false */ function isReadOnly($args) { return false; } function prepare($args) { parent::prepare($args); return true; } /** * Handle input, produce output * * Switches on request method; either shows the form or handles its input. * * @param array $args $_REQUEST data * * @return void */ function handle($args) { parent::handle($args); self::cleanRequest(); } static function cleanRequest() { // kill evil effects of magical slashing if (get_magic_quotes_gpc() == 1) { $_POST = array_map('stripslashes', $_POST); $_GET = array_map('stripslashes', $_GET); } // strip out the p param added in index.php // XXX: should we strip anything else? Or alternatively // only allow a known list of params? unset($_GET['p']); unset($_POST['p']); } function getCallback($url, $params) { foreach ($params as $k => $v) { $url = $this->appendQueryVar($url, OAuthUtil::urlencode_rfc3986($k), OAuthUtil::urlencode_rfc3986($v)); } return $url; } function appendQueryVar($url, $k, $v) { $url = preg_replace('/(.*)(\?|&)' . $k . '=[^&]+?(&)(.*)/i', '$1$2$4', $url . '&'); $url = substr($url, 0, -1); if (strpos($url, '?') === false) { return ($url . '?' . $k . '=' . $v); } else { return ($url . '&' . $k . '=' . $v); } } }