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- <?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('GNUSOCIAL')) { exit(1); }
- /**
- * 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()
- {
- parent::handle();
- $datastore = new ApiGNUsocialOAuthDataStore();
- $server = new OAuthServer($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 : $code, 'text');
- }
- if (empty($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;
- }
- }
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