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<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2008, 2009, StatusNet, Inc.
*
* 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/>.
*/
if (!defined('STATUSNET') && !defined('LACONICA')) { exit(1); }
require_once INSTALLDIR . '/lib/oauthstore.php';
class ApiStatusNetOAuthDataStore extends StatusNetOAuthDataStore
{
function lookup_consumer($consumer_key)
{
$con = Consumer::staticGet('consumer_key', $consumer_key);
if (!$con) {
return null;
}
return new OAuthConsumer($con->consumer_key,
$con->consumer_secret);
}
function getAppByRequestToken($token_key)
{
// Look up the full req tokenx
$req_token = $this->lookup_token(null,
'request',
$token_key);
if (empty($req_token)) {
common_debug("couldn't get request token from oauth datastore");
return null;
}
// Look up the full Token
$token = new Token();
$token->tok = $req_token->key;
$result = $token->find(true);
if (empty($result)) {
common_debug('Couldn\'t find req token in the token table.');
return null;
}
// Look up the app
$app = new Oauth_application();
$app->consumer_key = $token->consumer_key;
$result = $app->find(true);
if (!empty($result)) {
return $app;
} else {
common_debug("Couldn't find the app!");
return null;
}
}
function new_access_token($token, $consumer, $verifier)
{
common_debug(
'new_access_token("' . $token->key . '","' . $consumer->key. '","' . $verifier . '")',
__FILE__
);
$rt = new Token();
$rt->consumer_key = $consumer->key;
$rt->tok = $token->key;
$rt->type = 0; // request
$app = Oauth_application::getByConsumerKey($consumer->key);
assert(!empty($app));
if ($rt->find(true) && $rt->state == 1 && $rt->verifier == $verifier) { // authorized
common_debug('request token found.', __FILE__);
// find the associated user of the app
$appUser = new Oauth_application_user();
$appUser->application_id = $app->id;
$appUser->token = $rt->tok;
$result = $appUser->find(true);
if (!empty($result)) {
common_debug("Ouath app user found.");
} else {
common_debug("Oauth app user not found. app id $app->id token $rt->tok");
return null;
}
// go ahead and make the access token
$at = new Token();
$at->consumer_key = $consumer->key;
$at->tok = common_good_rand(16);
$at->secret = common_good_rand(16);
$at->type = 1; // access
$at->verifier = $verifier;
$at->verified_callback = $rt->verified_callback; // 1.0a
$at->created = DB_DataObject_Cast::dateTime();
if (!$at->insert()) {
$e = $at->_lastError;
common_debug('access token "'.$at->tok.'" not inserted: "'.$e->message.'"', __FILE__);
return null;
} else {
common_debug('access token "'.$at->tok.'" inserted', __FILE__);
// burn the old one
$orig_rt = clone($rt);
$rt->state = 2; // used
if (!$rt->update($orig_rt)) {
return null;
}
common_debug('request token "'.$rt->tok.'" updated', __FILE__);
// update the token from req to access for the user
$orig = clone($appUser);
$appUser->token = $at->tok;
// It's at this point that we change the access type
// to whatever the application's access is. Request
// tokens should always have an access type of 0, and
// therefore be unuseable for making requests for
// protected resources.
$appUser->access_type = $app->access_type;
$result = $appUser->update($orig);
if (empty($result)) {
common_debug('couldn\'t update OAuth app user.');
return null;
}
// Okay, good
return new OAuthToken($at->tok, $at->secret);
}
} else {
return null;
}
}
/**
* Revoke specified access token
*
* Revokes the token specified by $token_key.
* Throws exceptions in case of error.
*
* @param string $token_key the token to be revoked
* @param int $type type of token (0 = req, 1 = access)
*
* @access public
*
* @return void
*/
public function revoke_token($token_key, $type = 0) {
$rt = new Token();
$rt->tok = $token_key;
$rt->type = $type;
$rt->state = 0;
if (!$rt->find(true)) {
// TRANS: Exception thrown when an attempt is made to revoke an unknown token.
throw new Exception(_('Tried to revoke unknown token.'));
}
if (!$rt->delete()) {
// TRANS: Exception thrown when an attempt is made to remove a revoked token.
throw new Exception(_('Failed to delete revoked token.'));
}
}
/*
* Create a new request token. Overrided to support OAuth 1.0a callback
*
* @param OAuthConsumer $consumer the OAuth Consumer for this token
* @param string $callback the verified OAuth callback URL
*
* @return OAuthToken $token a new unauthorized OAuth request token
*/
function new_request_token($consumer, $callback)
{
$t = new Token();
$t->consumer_key = $consumer->key;
$t->tok = common_good_rand(16);
$t->secret = common_good_rand(16);
$t->type = 0; // request
$t->state = 0; // unauthorized
$t->verified_callback = $callback;
if ($callback === 'oob') {
// six digit pin
$t->verifier = mt_rand(0, 9999999);
} else {
$t->verifier = common_good_rand(8);
}
$t->created = DB_DataObject_Cast::dateTime();
if (!$t->insert()) {
return null;
} else {
return new OAuthToken($t->tok, $t->secret);
}
}
}
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