forked from GNUsocial/gnu-social
123 lines
3.2 KiB
PHP
123 lines
3.2 KiB
PHP
<?php
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/**
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* StatusNet, the distributed open-source microblogging tool
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*
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* Base action for OAuth API endpoints
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*
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* PHP version 5
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*
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* LICENCE: This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* @category API
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* @package StatusNet
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* @author Zach Copley <zach@status.net>
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* @copyright 2010 StatusNet, Inc.
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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if (!defined('STATUSNET')) {
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exit(1);
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}
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require_once INSTALLDIR . '/lib/apioauthstore.php';
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/**
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* Base action for API OAuth enpoints. Clean up the
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* the request, and possibly some other common things
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* here.
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*
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* @category API
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* @package StatusNet
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* @author Zach Copley <zach@status.net>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://status.net/
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*/
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class ApiOauthAction extends Action
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{
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/**
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* Is this a read-only action?
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*
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* @return boolean false
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*/
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function isReadOnly($args)
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{
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return false;
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}
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function prepare($args)
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{
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parent::prepare($args);
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return true;
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}
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/**
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* Handle input, produce output
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*
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* Switches on request method; either shows the form or handles its input.
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*
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* @param array $args $_REQUEST data
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*
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* @return void
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*/
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function handle($args)
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{
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parent::handle($args);
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self::cleanRequest();
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}
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static function cleanRequest()
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{
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// kill evil effects of magical slashing
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if (get_magic_quotes_gpc() == 1) {
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$_POST = array_map('stripslashes', $_POST);
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$_GET = array_map('stripslashes', $_GET);
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}
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// strip out the p param added in index.php
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// XXX: should we strip anything else? Or alternatively
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// only allow a known list of params?
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unset($_GET['p']);
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unset($_POST['p']);
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}
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function getCallback($url, $params)
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{
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foreach ($params as $k => $v) {
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$url = $this->appendQueryVar($url,
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OAuthUtil::urlencode_rfc3986($k),
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OAuthUtil::urlencode_rfc3986($v));
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}
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return $url;
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}
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function appendQueryVar($url, $k, $v) {
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$url = preg_replace('/(.*)(\?|&)' . $k . '=[^&]+?(&)(.*)/i', '$1$2$4', $url . '&');
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$url = substr($url, 0, -1);
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if (strpos($url, '?') === false) {
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return ($url . '?' . $k . '=' . $v);
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} else {
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return ($url . '&' . $k . '=' . $v);
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}
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}
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}
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