375 lines
11 KiB
PHP
375 lines
11 KiB
PHP
<?php
|
|
/*
|
|
* StatusNet - the distributed open-source microblogging tool
|
|
* Copyright (C) 2008-2010 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);
|
|
}
|
|
|
|
define('TWITTER_SERVICE', 1); // Twitter is foreign_service ID 1
|
|
|
|
require_once INSTALLDIR . '/plugins/TwitterBridge/twitteroauthclient.php';
|
|
|
|
function add_twitter_user($twitter_id, $screen_name)
|
|
{
|
|
// Clear out any bad old foreign_users with the new user's legit URL
|
|
// This can happen when users move around or fakester accounts get
|
|
// repoed, and things like that.
|
|
|
|
$luser = Foreign_user::getForeignUser($twitter_id, TWITTER_SERVICE);
|
|
|
|
if (!empty($luser)) {
|
|
$result = $luser->delete();
|
|
if ($result != false) {
|
|
common_log(
|
|
LOG_INFO,
|
|
"Twitter bridge - removed old Twitter user: $screen_name ($twitter_id)."
|
|
);
|
|
}
|
|
}
|
|
|
|
$fuser = new Foreign_user();
|
|
|
|
$fuser->nickname = $screen_name;
|
|
$fuser->uri = 'http://twitter.com/' . $screen_name;
|
|
$fuser->id = $twitter_id;
|
|
$fuser->service = TWITTER_SERVICE;
|
|
$fuser->created = common_sql_now();
|
|
$result = $fuser->insert();
|
|
|
|
if (empty($result)) {
|
|
common_log(LOG_WARNING,
|
|
"Twitter bridge - failed to add new Twitter user: $twitter_id - $screen_name.");
|
|
common_log_db_error($fuser, 'INSERT', __FILE__);
|
|
} else {
|
|
common_log(LOG_INFO,
|
|
"Twitter bridge - Added new Twitter user: $screen_name ($twitter_id).");
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
// Creates or Updates a Twitter user
|
|
function save_twitter_user($twitter_id, $screen_name)
|
|
{
|
|
// Check to see whether the Twitter user is already in the system,
|
|
// and update its screen name and uri if so.
|
|
$fuser = Foreign_user::getForeignUser($twitter_id, TWITTER_SERVICE);
|
|
|
|
if (!empty($fuser)) {
|
|
|
|
// Delete old record if Twitter user changed screen name
|
|
|
|
if ($fuser->nickname != $screen_name) {
|
|
$oldname = $fuser->nickname;
|
|
$fuser->delete();
|
|
common_log(LOG_INFO, sprintf('Twitter bridge - Updated nickname (and URI) ' .
|
|
'for Twitter user %1$d - %2$s, was %3$s.',
|
|
$fuser->id,
|
|
$screen_name,
|
|
$oldname));
|
|
}
|
|
|
|
} else {
|
|
// Kill any old, invalid records for this screen name
|
|
$fuser = Foreign_user::getByNickname($screen_name, TWITTER_SERVICE);
|
|
|
|
if (!empty($fuser)) {
|
|
$fuser->delete();
|
|
common_log(
|
|
LOG_INFO,
|
|
sprintf(
|
|
'Twitter bridge - deteted old record for Twitter ' .
|
|
'screen name "%s" belonging to Twitter ID %d.',
|
|
$screen_name,
|
|
$fuser->id
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
return add_twitter_user($twitter_id, $screen_name);
|
|
}
|
|
|
|
function is_twitter_bound($notice, $flink) {
|
|
// Check to see if notice should go to Twitter
|
|
if (!empty($flink) && ($flink->noticesync & FOREIGN_NOTICE_SEND)) {
|
|
|
|
// If it's not a Twitter-style reply, or if the user WANTS to send replies,
|
|
// or if it's in reply to a twitter notice
|
|
if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
|
|
($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY) ||
|
|
is_twitter_notice($notice->reply_to)) {
|
|
return true;
|
|
}
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
function is_twitter_notice($id)
|
|
{
|
|
$n2s = Notice_to_status::staticGet('notice_id', $id);
|
|
|
|
return (!empty($n2s));
|
|
}
|
|
|
|
function broadcast_twitter($notice)
|
|
{
|
|
$flink = Foreign_link::getByUserID($notice->profile_id,
|
|
TWITTER_SERVICE);
|
|
|
|
// Don't bother with basic auth, since it's no longer allowed
|
|
|
|
if (!empty($flink) && TwitterOAuthClient::isPackedToken($flink->credentials)) {
|
|
if (!empty($notice->repeat_of) && is_twitter_notice($notice->repeat_of)) {
|
|
$retweet = retweet_notice($flink, Notice::staticGet('id', $notice->repeat_of));
|
|
if (!empty($retweet)) {
|
|
Notice_to_status::saveNew($notice->id, $retweet->id);
|
|
}
|
|
} else if (is_twitter_bound($notice, $flink)) {
|
|
return broadcast_oauth($notice, $flink);
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
function retweet_notice($flink, $notice)
|
|
{
|
|
$token = TwitterOAuthClient::unpackToken($flink->credentials);
|
|
$client = new TwitterOAuthClient($token->key, $token->secret);
|
|
|
|
$id = twitter_status_id($notice);
|
|
|
|
if (empty($id)) {
|
|
common_log(LOG_WARNING, "Trying to retweet notice {$notice->id} with no known status id.");
|
|
return null;
|
|
}
|
|
|
|
try {
|
|
$status = $client->statusesRetweet($id);
|
|
return $status;
|
|
} catch (OAuthClientException $e) {
|
|
return process_error($e, $flink, $notice);
|
|
}
|
|
}
|
|
|
|
function twitter_status_id($notice)
|
|
{
|
|
$n2s = Notice_to_status::staticGet('notice_id', $notice->id);
|
|
if (empty($n2s)) {
|
|
return null;
|
|
} else {
|
|
return $n2s->status_id;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Pull any extra information from a notice that we should transfer over
|
|
* to Twitter beyond the notice text itself.
|
|
*
|
|
* @param Notice $notice
|
|
* @return array of key-value pairs for Twitter update submission
|
|
* @access private
|
|
*/
|
|
function twitter_update_params($notice)
|
|
{
|
|
$params = array();
|
|
if ($notice->lat || $notice->lon) {
|
|
$params['lat'] = $notice->lat;
|
|
$params['long'] = $notice->lon;
|
|
}
|
|
if (!empty($notice->reply_to) && is_twitter_notice($notice->reply_to)) {
|
|
$reply = Notice::staticGet('id', $notice->reply_to);
|
|
$params['in_reply_to_status_id'] = twitter_status_id($reply);
|
|
}
|
|
return $params;
|
|
}
|
|
|
|
function broadcast_oauth($notice, $flink) {
|
|
$user = $flink->getUser();
|
|
$statustxt = format_status($notice);
|
|
$params = twitter_update_params($notice);
|
|
|
|
$token = TwitterOAuthClient::unpackToken($flink->credentials);
|
|
$client = new TwitterOAuthClient($token->key, $token->secret);
|
|
$status = null;
|
|
|
|
try {
|
|
$status = $client->statusesUpdate($statustxt, $params);
|
|
if (!empty($status)) {
|
|
Notice_to_status::saveNew($notice->id, $status->id);
|
|
}
|
|
} catch (OAuthClientException $e) {
|
|
return process_error($e, $flink, $notice);
|
|
}
|
|
|
|
if (empty($status)) {
|
|
|
|
// This could represent a failure posting,
|
|
// or the Twitter API might just be behaving flakey.
|
|
|
|
$errmsg = sprintf('Twitter bridge - No data returned by Twitter API when ' .
|
|
'trying to post notice %d for User %s (user id %d).',
|
|
$notice->id,
|
|
$user->nickname,
|
|
$user->id);
|
|
|
|
common_log(LOG_WARNING, $errmsg);
|
|
|
|
return false;
|
|
}
|
|
|
|
// Notice crossed the great divide
|
|
$msg = sprintf('Twitter bridge - posted notice %d to Twitter using ' .
|
|
'OAuth for User %s (user id %d).',
|
|
$notice->id,
|
|
$user->nickname,
|
|
$user->id);
|
|
|
|
common_log(LOG_INFO, $msg);
|
|
|
|
return true;
|
|
}
|
|
|
|
function process_error($e, $flink, $notice)
|
|
{
|
|
$user = $flink->getUser();
|
|
$code = $e->getCode();
|
|
|
|
$logmsg = sprintf('Twitter bridge - %d posting notice %d for ' .
|
|
'User %s (user id: %d): %s.',
|
|
$code,
|
|
$notice->id,
|
|
$user->nickname,
|
|
$user->id,
|
|
$e->getMessage());
|
|
|
|
common_log(LOG_WARNING, $logmsg);
|
|
|
|
switch($code) {
|
|
case 401:
|
|
// Probably a revoked or otherwise bad access token - nuke!
|
|
remove_twitter_link($flink);
|
|
return true;
|
|
break;
|
|
case 403:
|
|
// User has exceeder her rate limit -- toss the notice
|
|
return true;
|
|
break;
|
|
default:
|
|
|
|
// For every other case, it's probably some flakiness so try
|
|
// sending the notice again later (requeue).
|
|
|
|
return false;
|
|
break;
|
|
}
|
|
}
|
|
|
|
function format_status($notice)
|
|
{
|
|
// XXX: Hack to get around PHP cURL's use of @ being a a meta character
|
|
$statustxt = preg_replace('/^@/', ' @', $notice->content);
|
|
|
|
// Convert !groups to #hashes
|
|
|
|
// XXX: Make this an optional setting?
|
|
|
|
$statustxt = preg_replace('/(^|\s)!([A-Za-z0-9]{1,64})/', "\\1#\\2", $statustxt);
|
|
|
|
if (mb_strlen($statustxt) > 140) {
|
|
$noticeUrl = common_shorten_url($notice->uri);
|
|
$urlLen = mb_strlen($noticeUrl);
|
|
$statustxt = mb_substr($statustxt, 0, 140 - ($urlLen + 3)) . ' … ' . $noticeUrl;
|
|
}
|
|
|
|
return $statustxt;
|
|
}
|
|
|
|
function remove_twitter_link($flink)
|
|
{
|
|
$user = $flink->getUser();
|
|
|
|
common_log(LOG_INFO, 'Removing Twitter bridge Foreign link for ' .
|
|
"user $user->nickname (user id: $user->id).");
|
|
|
|
$result = $flink->safeDelete();
|
|
|
|
if (empty($result)) {
|
|
common_log(LOG_ERR, 'Could not remove Twitter bridge ' .
|
|
"Foreign_link for $user->nickname (user id: $user->id)!");
|
|
common_log_db_error($flink, 'DELETE', __FILE__);
|
|
}
|
|
|
|
// Notify the user that her Twitter bridge is down
|
|
|
|
if (isset($user->email)) {
|
|
|
|
$result = mail_twitter_bridge_removed($user);
|
|
|
|
if (!$result) {
|
|
|
|
$msg = 'Unable to send email to notify ' .
|
|
"$user->nickname (user id: $user->id) " .
|
|
'that their Twitter bridge link was ' .
|
|
'removed!';
|
|
|
|
common_log(LOG_WARNING, $msg);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
/**
|
|
* Send a mail message to notify a user that her Twitter bridge link
|
|
* has stopped working, and therefore has been removed. This can
|
|
* happen when the user changes her Twitter password, or otherwise
|
|
* revokes access.
|
|
*
|
|
* @param User $user user whose Twitter bridge link has been removed
|
|
*
|
|
* @return boolean success flag
|
|
*/
|
|
|
|
function mail_twitter_bridge_removed($user)
|
|
{
|
|
$profile = $user->getProfile();
|
|
|
|
common_switch_locale($user->language);
|
|
|
|
$subject = sprintf(_m('Your Twitter bridge has been disabled.'));
|
|
|
|
$site_name = common_config('site', 'name');
|
|
|
|
$body = sprintf(_m('Hi, %1$s. We\'re sorry to inform you that your ' .
|
|
'link to Twitter has been disabled. We no longer seem to have ' .
|
|
'permission to update your Twitter status. (Did you revoke ' .
|
|
'%3$s\'s access?)' . "\n\n" .
|
|
'You can re-enable your Twitter bridge by visiting your ' .
|
|
"Twitter settings page:\n\n\t%2\$s\n\n" .
|
|
"Regards,\n%3\$s\n"),
|
|
$profile->getBestName(),
|
|
common_local_url('twittersettings'),
|
|
common_config('site', 'name'));
|
|
|
|
common_switch_locale();
|
|
return mail_to_user($user, $subject, $body);
|
|
}
|