Make API auth handle OAuth requests w/access tokens
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commit
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114
lib/apiauth.php
114
lib/apiauth.php
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@ -28,7 +28,7 @@
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* @author Evan Prodromou <evan@status.net>
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* @author mEDI <medi@milaro.net>
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* @author Sarven Capadisli <csarven@status.net>
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* @author Zach Copley <zach@status.net>
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* @author Zach Copley <zach@status.net>
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* @copyright 2009 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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@ -39,6 +39,7 @@ if (!defined('STATUSNET')) {
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}
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require_once INSTALLDIR . '/lib/api.php';
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require_once INSTALLDIR . '/lib/apioauthstore.php';
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/**
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* Actions extending this class will require auth
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@ -52,6 +53,8 @@ require_once INSTALLDIR . '/lib/api.php';
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class ApiAuthAction extends ApiAction
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{
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var $access_token;
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var $oauth_access_type;
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/**
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* Take arguments for running, and output basic auth header if needed
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@ -67,12 +70,119 @@ class ApiAuthAction extends ApiAction
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parent::prepare($args);
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if ($this->requiresAuth()) {
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$this->checkBasicAuthUser();
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$this->consumer_key = $this->arg('oauth_consumer_key');
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$this->access_token = $this->arg('oauth_token');
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if (!empty($this->access_token)) {
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$this->checkOAuthRequest();
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} else {
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$this->checkBasicAuthUser();
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}
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}
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return true;
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}
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function checkOAuthRequest()
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{
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common_debug("We have an OAuth request.");
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$datastore = new ApiStatusNetOAuthDataStore();
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$server = new OAuthServer($datastore);
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$hmac_method = new OAuthSignatureMethod_HMAC_SHA1();
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$server->add_signature_method($hmac_method);
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$this->cleanRequest();
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try {
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$req = OAuthRequest::from_request();
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$server->verify_request($req);
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common_debug("Good OAuth request!");
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$app = Oauth_application::getByConsumerKey($this->consumer_key);
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if (empty($app)) {
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// this should really not happen
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common_log(LOG_WARN,
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"Couldn't find the OAuth app for consumer key: $this->consumer_key");
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throw new OAuthException('No application for that consumer key.');
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}
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$appUser = Oauth_application_user::staticGet('token',
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$this->access_token);
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// XXX: check that app->id and appUser->application_id and consumer all
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// match?
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if (!empty($appUser)) {
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// read or read-write
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$this->oauth_access_type = $appUser->access_type;
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// If access_type == 0 we have either a request token
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// or a bad / revoked access token
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if ($this->oauth_access_type != 0) {
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$this->auth_user = User::staticGet('id', $appUser->profile_id);
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$msg = "API OAuth authentication for user '%s' (id: %d) on behalf of " .
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"application '%s' (id: %d).";
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common_log(LOG_INFO, sprintf($msg,
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$this->auth_user->nickname,
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$this->auth_user->id,
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$app->name,
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$app->id));
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return true;
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} else {
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throw new OAuthException('Bad access token.');
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}
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} else {
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// also should not happen
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throw new OAuthException('No user for that token.');
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}
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} catch (OAuthException $e) {
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common_log(LOG_WARN, 'API OAuthException - ' . $e->getMessage());
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common_debug(var_export($req, true));
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$this->showOAuthError($e->getMessage());
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exit();
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}
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}
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function showOAuthError($msg)
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{
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header('HTTP/1.1 401 Unauthorized');
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header('Content-Type: text/html; charset=utf-8');
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print $msg . "\n";
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}
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function cleanRequest()
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{
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// kill evil effects of magical slashing
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if(get_magic_quotes_gpc() == 1) {
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$_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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/**
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* Does this API resource require authentication?
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*
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