300 lines
9.5 KiB
PHP
300 lines
9.5 KiB
PHP
<?php
|
|
/*
|
|
* StatusNet - a 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('LACONICA')) { exit(1); }
|
|
|
|
require_once(INSTALLDIR.'/lib/omb.php');
|
|
|
|
class FinishremotesubscribeAction extends Action
|
|
{
|
|
|
|
function handle($args)
|
|
{
|
|
|
|
parent::handle($args);
|
|
|
|
if (common_logged_in()) {
|
|
$this->clientError(_('You can use the local subscription!'));
|
|
return;
|
|
}
|
|
|
|
$omb = $_SESSION['oauth_authorization_request'];
|
|
|
|
if (!$omb) {
|
|
$this->clientError(_('Not expecting this response!'));
|
|
return;
|
|
}
|
|
|
|
common_debug('stored request: '.print_r($omb,true), __FILE__);
|
|
|
|
common_remove_magic_from_request();
|
|
$req = OAuthRequest::from_request('POST', common_local_url('finishuserauthorization'));
|
|
|
|
$token = $req->get_parameter('oauth_token');
|
|
|
|
# I think this is the success metric
|
|
|
|
if ($token != $omb['token']) {
|
|
$this->clientError(_('Not authorized.'));
|
|
return;
|
|
}
|
|
|
|
$version = $req->get_parameter('omb_version');
|
|
|
|
if ($version != OMB_VERSION_01) {
|
|
$this->clientError(_('Unknown version of OMB protocol.'));
|
|
return;
|
|
}
|
|
|
|
$nickname = $req->get_parameter('omb_listener_nickname');
|
|
|
|
if (!$nickname) {
|
|
$this->clientError(_('No nickname provided by remote server.'));
|
|
return;
|
|
}
|
|
|
|
$profile_url = $req->get_parameter('omb_listener_profile');
|
|
|
|
if (!$profile_url) {
|
|
$this->clientError(_('No profile URL returned by server.'));
|
|
return;
|
|
}
|
|
|
|
if (!Validate::uri($profile_url, array('allowed_schemes' => array('http', 'https')))) {
|
|
$this->clientError(_('Invalid profile URL returned by server.'));
|
|
return;
|
|
}
|
|
|
|
if ($profile_url == common_local_url('showstream', array('nickname' => $nickname))) {
|
|
$this->clientError(_('You can use the local subscription!'));
|
|
return;
|
|
}
|
|
|
|
common_debug('listenee: "'.$omb['listenee'].'"', __FILE__);
|
|
|
|
$user = User::staticGet('nickname', $omb['listenee']);
|
|
|
|
if (!$user) {
|
|
$this->clientError(_('User being listened to doesn\'t exist.'));
|
|
return;
|
|
}
|
|
|
|
$other = User::staticGet('uri', $omb['listener']);
|
|
|
|
if ($other) {
|
|
$this->clientError(_('You can use the local subscription!'));
|
|
return;
|
|
}
|
|
|
|
$fullname = $req->get_parameter('omb_listener_fullname');
|
|
$homepage = $req->get_parameter('omb_listener_homepage');
|
|
$bio = $req->get_parameter('omb_listener_bio');
|
|
$location = $req->get_parameter('omb_listener_location');
|
|
$avatar_url = $req->get_parameter('omb_listener_avatar');
|
|
|
|
list($newtok, $newsecret) = $this->access_token($omb);
|
|
|
|
if (!$newtok || !$newsecret) {
|
|
$this->clientError(_('Couldn\'t convert request tokens to access tokens.'));
|
|
return;
|
|
}
|
|
|
|
# XXX: possible attack point; subscribe and return someone else's profile URI
|
|
|
|
$remote = Remote_profile::staticGet('uri', $omb['listener']);
|
|
|
|
if ($remote) {
|
|
$exists = true;
|
|
$profile = Profile::staticGet($remote->id);
|
|
$orig_remote = clone($remote);
|
|
$orig_profile = clone($profile);
|
|
# XXX: compare current postNotice and updateProfile URLs to the ones
|
|
# stored in the DB to avoid (possibly...) above attack
|
|
} else {
|
|
$exists = false;
|
|
$remote = new Remote_profile();
|
|
$remote->uri = $omb['listener'];
|
|
$profile = new Profile();
|
|
}
|
|
|
|
$profile->nickname = $nickname;
|
|
$profile->profileurl = $profile_url;
|
|
|
|
if (!is_null($fullname)) {
|
|
$profile->fullname = $fullname;
|
|
}
|
|
if (!is_null($homepage)) {
|
|
$profile->homepage = $homepage;
|
|
}
|
|
if (!is_null($bio)) {
|
|
$profile->bio = $bio;
|
|
}
|
|
if (!is_null($location)) {
|
|
$profile->location = $location;
|
|
}
|
|
|
|
if ($exists) {
|
|
$profile->update($orig_profile);
|
|
} else {
|
|
$profile->created = DB_DataObject_Cast::dateTime(); # current time
|
|
$id = $profile->insert();
|
|
if (!$id) {
|
|
$this->serverError(_('Error inserting new profile'));
|
|
return;
|
|
}
|
|
$remote->id = $id;
|
|
}
|
|
|
|
if ($avatar_url) {
|
|
if (!$this->add_avatar($profile, $avatar_url)) {
|
|
$this->serverError(_('Error inserting avatar'));
|
|
return;
|
|
}
|
|
}
|
|
|
|
$remote->postnoticeurl = $omb['post_notice_url'];
|
|
$remote->updateprofileurl = $omb['update_profile_url'];
|
|
|
|
if ($exists) {
|
|
if (!$remote->update($orig_remote)) {
|
|
$this->serverError(_('Error updating remote profile'));
|
|
return;
|
|
}
|
|
} else {
|
|
$remote->created = DB_DataObject_Cast::dateTime(); # current time
|
|
if (!$remote->insert()) {
|
|
$this->serverError(_('Error inserting remote profile'));
|
|
return;
|
|
}
|
|
}
|
|
|
|
if ($user->hasBlocked($profile)) {
|
|
$this->clientError(_('That user has blocked you from subscribing.'));
|
|
return;
|
|
}
|
|
|
|
$sub = new Subscription();
|
|
|
|
$sub->subscriber = $remote->id;
|
|
$sub->subscribed = $user->id;
|
|
|
|
$sub_exists = false;
|
|
|
|
if ($sub->find(true)) {
|
|
$sub_exists = true;
|
|
$orig_sub = clone($sub);
|
|
} else {
|
|
$sub_exists = false;
|
|
$sub->created = DB_DataObject_Cast::dateTime(); # current time
|
|
}
|
|
|
|
$sub->token = $newtok;
|
|
$sub->secret = $newsecret;
|
|
|
|
if ($sub_exists) {
|
|
$result = $sub->update($orig_sub);
|
|
} else {
|
|
$result = $sub->insert();
|
|
}
|
|
|
|
if (!$result) {
|
|
common_log_db_error($sub, ($sub_exists) ? 'UPDATE' : 'INSERT', __FILE__);
|
|
$this->clientError(_('Couldn\'t insert new subscription.'));
|
|
return;
|
|
}
|
|
|
|
# Notify user, if necessary
|
|
|
|
mail_subscribe_notify_profile($user, $profile);
|
|
|
|
# Clear the data
|
|
unset($_SESSION['oauth_authorization_request']);
|
|
|
|
# If we show subscriptions in reverse chron order, this should
|
|
# show up close to the top of the page
|
|
|
|
common_redirect(common_local_url('subscribers', array('nickname' =>
|
|
$user->nickname)),
|
|
303);
|
|
}
|
|
|
|
function add_avatar($profile, $url)
|
|
{
|
|
$temp_filename = tempnam(sys_get_temp_dir(), 'listener_avatar');
|
|
copy($url, $temp_filename);
|
|
$imagefile = new ImageFile($profile->id, $temp_filename);
|
|
$filename = Avatar::filename($profile->id,
|
|
image_type_to_extension($imagefile->type),
|
|
null,
|
|
common_timestamp());
|
|
rename($temp_filename, Avatar::path($filename));
|
|
return $profile->setOriginal($filename);
|
|
}
|
|
|
|
function access_token($omb)
|
|
{
|
|
|
|
common_debug('starting request for access token', __FILE__);
|
|
|
|
$con = omb_oauth_consumer();
|
|
$tok = new OAuthToken($omb['token'], $omb['secret']);
|
|
|
|
common_debug('using request token "'.$tok.'"', __FILE__);
|
|
|
|
$url = $omb['access_token_url'];
|
|
|
|
common_debug('using access token url "'.$url.'"', __FILE__);
|
|
|
|
# XXX: Is this the right thing to do? Strip off GET params and make them
|
|
# POST params? Seems wrong to me.
|
|
|
|
$parsed = parse_url($url);
|
|
$params = array();
|
|
parse_str($parsed['query'], $params);
|
|
|
|
$req = OAuthRequest::from_consumer_and_token($con, $tok, "POST", $url, $params);
|
|
|
|
$req->set_parameter('omb_version', OMB_VERSION_01);
|
|
|
|
# XXX: test to see if endpoint accepts this signature method
|
|
|
|
$req->sign_request(omb_hmac_sha1(), $con, $tok);
|
|
|
|
# We re-use this tool's fetcher, since it's pretty good
|
|
|
|
common_debug('posting to access token url "'.$req->get_normalized_http_url().'"', __FILE__);
|
|
common_debug('posting request data "'.$req->to_postdata().'"', __FILE__);
|
|
|
|
$fetcher = Auth_Yadis_Yadis::getHTTPFetcher();
|
|
$result = $fetcher->post($req->get_normalized_http_url(),
|
|
$req->to_postdata(),
|
|
array('User-Agent: StatusNet/' . LACONICA_VERSION));
|
|
|
|
common_debug('got result: "'.print_r($result,true).'"', __FILE__);
|
|
|
|
if ($result->status != 200) {
|
|
return null;
|
|
}
|
|
|
|
parse_str($result->body, $return);
|
|
|
|
return array($return['oauth_token'], $return['oauth_token_secret']);
|
|
}
|
|
}
|