<?php /** * StatusNet, the distributed open-source microblogging tool * * Action for getting OAuth token credentials (exchange an authorized * request token for an access token) * * 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/apioauth.php'; /** * Action for getting OAuth token credentials (exchange an authorized * request token for an access token) * * @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 ApiOauthAccessTokenAction extends ApiOauthAction { protected $reqToken = null; protected $verifier = null; /** * Class handler. * * @param array $args array of arguments * * @return void */ function handle($args) { parent::handle($args); $datastore = new ApiStatusNetOAuthDataStore(); $server = new OAuthServer($datastore); $hmac_method = new OAuthSignatureMethod_HMAC_SHA1(); $server->add_signature_method($hmac_method); $atok = $app = null; // XXX: Insist that oauth_token and oauth_verifier be populated? // Spec doesn't say they MUST be. try { $req = OAuthRequest::from_request(); $this->reqToken = $req->get_parameter('oauth_token'); $this->verifier = $req->get_parameter('oauth_verifier'); $app = $datastore->getAppByRequestToken($this->reqToken); $atok = $server->fetch_access_token($req); } catch (Exception $e) { common_log(LOG_WARNING, 'API OAuthException - ' . $e->getMessage()); common_debug(var_export($req, true)); $code = $e->getCode(); $this->clientError($e->getMessage(), empty($code) ? 401 : $code, 'text'); return; } if (empty($atok)) { // Token exchange failed -- log it $msg = sprintf( 'API OAuth - Failure exchanging OAuth request token for access token, ' . 'request token = %s, verifier = %s', $this->reqToken, $this->verifier ); common_log(LOG_WARNING, $msg); // TRANS: Client error given from the OAuth API when the request token or verifier is invalid. $this->clientError(_('Invalid request token or verifier.'), 400, 'text'); } else { common_log( LOG_INFO, sprintf( "Issued access token '%s' for application %d (%s).", $atok->key, $app->id, $app->name ) ); $this->showAccessToken($atok); } } /* * Display OAuth token credentials * * @param OAuthToken token the access token */ function showAccessToken($token) { header('Content-Type: application/x-www-form-urlencoded'); print $token; } }