<?php /** * StatusNet, the distributed open-source microblogging tool * * Show a notice's attachment * * 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 GNUsocial * @author Hannes Mannerheim <h@nnesmannerhe.im> * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0 * @link http://www.gnu.org/software/social/ */ if (!defined('GNUSOCIAL')) { exit(1); } /** * Check if a url have a push-hub, i.e. if it is possible to subscribe * */ class ApiCheckHubAction extends ApiAuthAction { protected $url = null; /** * Take arguments for running * * @param array $args $_REQUEST args * * @return boolean success flag */ protected function prepare(array $args=array()) { parent::prepare($args); if ($this->format !== 'json') { $this->clientError('This method currently only serves JSON.', 415); } $this->url = urldecode($args['url']); if (empty($this->url)) { $this->clientError(_('No URL.'), 403); } if (!common_valid_http_url($this->url)) { $this->clientError(_('Invalid URL.'), 403); } return true; } /** * Handle the request * * @param array $args $_REQUEST data (unused) * * @return void */ protected function handle() { parent::handle(); $discover = new FeedDiscovery(); try { $feeduri = $discover->discoverFromURL($this->url); if($feeduri) { $huburi = $discover->getHubLink(); } } catch (FeedSubNoFeedException $e) { $this->clientError(_('No feed found'), 403); } catch (FeedSubBadResponseException $e) { $this->clientError(_('No hub found'), 403); } $hub_status = array(); if ($huburi) { $hub_status = array('huburi' => $huburi); } $this->initDocument('json'); $this->showJsonObjects($hub_status); $this->endDocument('json'); } /** * Return true if read only. * * MAY override * * @param array $args other arguments * * @return boolean is read only action? */ function isReadOnly($args) { return true; } }