<?php
/*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+ * 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-if (!defined('LACONICA')) { exit(1); }
+if (!defined('STATUSNET') && !defined('LACONICA')) {
+ exit(1);
+}
-define("TWITTER_SERVICE", 1); // Twitter is foreign_service ID 1
+define('TWITTER_SERVICE', 1); // Twitter is foreign_service ID 1
-function get_twitter_data($uri, $screen_name, $password)
+function update_twitter_user($twitter_id, $screen_name)
{
+ $uri = 'http://twitter.com/' . $screen_name;
+ $fuser = new Foreign_user();
- $options = array(
- CURLOPT_USERPWD => sprintf("%s:%s", $screen_name, $password),
- CURLOPT_RETURNTRANSFER => true,
- CURLOPT_FAILONERROR => true,
- CURLOPT_HEADER => false,
- CURLOPT_FOLLOWLOCATION => true,
- CURLOPT_USERAGENT => "Laconica",
- CURLOPT_CONNECTTIMEOUT => 120,
- CURLOPT_TIMEOUT => 120,
- # Twitter is strict about accepting invalid "Expect" headers
- CURLOPT_HTTPHEADER => array('Expect:')
- );
-
- $ch = curl_init($uri);
- curl_setopt_array($ch, $options);
- $data = curl_exec($ch);
- $errmsg = curl_error($ch);
-
- if ($errmsg) {
- common_debug("Twitter bridge - cURL error: $errmsg - trying to load: $uri with user $screen_name.",
- __FILE__);
- }
+ $fuser->query('BEGIN');
- curl_close($ch);
+ // Dropping down to SQL because regular DB_DataObject udpate stuff doesn't seem
+ // to work so good with tables that have multiple column primary keys
- return $data;
-}
+ // Any time we update the uri for a forein user we have to make sure there
+ // are no dupe entries first -- unique constraint on the uri column
-function twitter_user_info($screen_name, $password)
-{
+ $qry = 'UPDATE foreign_user set uri = \'\' WHERE uri = ';
+ $qry .= '\'' . $uri . '\'' . ' AND service = ' . TWITTER_SERVICE;
- $uri = "http://twitter.com/users/show/$screen_name.json";
- $data = get_twitter_data($uri, $screen_name, $password);
+ $fuser->query($qry);
- if (!$data) {
- return false;
- }
+ // Update the user
- $twit_user = json_decode($data);
+ $qry = 'UPDATE foreign_user SET nickname = ';
+ $qry .= '\'' . $screen_name . '\'' . ', uri = \'' . $uri . '\' ';
+ $qry .= 'WHERE id = ' . $twitter_id . ' AND service = ' . TWITTER_SERVICE;
- if (!$twit_user) {
- return false;
- }
+ $fuser->query('COMMIT');
+
+ $fuser->free();
+ unset($fuser);
- return $twit_user;
+ return true;
}
-function update_twitter_user($fuser, $twitter_id, $screen_name)
+function add_twitter_user($twitter_id, $screen_name)
{
- $original = clone($fuser);
- $fuser->nickname = $screen_name;
- $fuser->uri = 'http://twitter.com/' . $screen_name;
- $result = $fuser->updateKeys($original);
+ $new_uri = 'http://twitter.com/' . $screen_name;
- if (!$result) {
- common_log_db_error($fuser, 'UPDATE', __FILE__);
- return false;
- }
+ // 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.
- return true;
-}
+ $luser = new Foreign_user();
+ $luser->uri = $new_uri;
+ $luser->service = TWITTER_SERVICE;
+ $result = $luser->delete();
-function add_twitter_user($twitter_id, $screen_name)
-{
+ if (empty($result)) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - removed invalid Twitter user squatting on uri: $new_uri");
+ }
+
+ $luser->free();
+ unset($luser);
// Otherwise, create a new Twitter user
- $fuser = DB_DataObject::factory('foreign_user');
+
+ $fuser = new Foreign_user();
$fuser->nickname = $screen_name;
$fuser->uri = 'http://twitter.com/' . $screen_name;
$fuser->id = $twitter_id;
- $fuser->service = TWITTER_SERVICE; // Twitter
+ $fuser->service = TWITTER_SERVICE;
$fuser->created = common_sql_now();
$result = $fuser->insert();
- if (!$result) {
- common_debug("Twitter bridge - failed to add new Twitter user: $twitter_id - $screen_name.");
+ if (empty($result)) {
+ common_log(LOG_WARNING,
+ "Twitter bridge - failed to add new Twitter user: $twitter_id - $screen_name.");
common_log_db_error($fuser, 'INSERT', __FILE__);
- return false;
+ } else {
+ common_debug("Twitter bridge - Added new Twitter user: $screen_name ($twitter_id).");
}
- common_debug("Twitter bridge - Added new Twitter user: $screen_name ($twitter_id).");
-
- return true;
+ return $result;
}
// Creates or Updates a Twitter user
// 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, 1);
- if ($fuser) {
+ $fuser = Foreign_user::getForeignUser($twitter_id, TWITTER_SERVICE);
+
+ if (!empty($fuser)) {
+
+ $result = true;
// Only update if Twitter screen name has changed
+
if ($fuser->nickname != $screen_name) {
+ $result = update_twitter_user($twitter_id, $screen_name);
common_debug('Twitter bridge - Updated nickname (and URI) for Twitter user ' .
"$fuser->id to $screen_name, was $fuser->nickname");
-
- return update_twitter_user($fuser, $twitter_id, $screen_name);
}
+ return $result;
+
} else {
return add_twitter_user($twitter_id, $screen_name);
}
+ $fuser->free();
+ unset($fuser);
+
return true;
}
-function retreive_twitter_friends($twitter_id, $screen_name, $password)
-{
-
- $uri = "http://twitter.com/statuses/friends/$twitter_id.json?page=";
- $twitter_user = twitter_user_info($screen_name, $password);
+function is_twitter_bound($notice, $flink) {
- // Calculate how many pages to get...
- $pages = ceil($twitter_user->friends_count / 100);
+ // Check to see if notice should go to Twitter
+ if (!empty($flink) && ($flink->noticesync & FOREIGN_NOTICE_SEND)) {
- if ($pages == 0) {
- common_debug("Twitter bridge - Twitter user $screen_name has no friends! Lame.");
+ // If it's not a Twitter-style reply, or if the user WANTS to send replies.
+ if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
+ ($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
+ return true;
+ }
}
- $friends = array();
-
- for ($i = 1; $i <= $pages; $i++) {
+ return false;
+}
- $data = get_twitter_data($uri . $i, $screen_name, $password);
+function broadcast_twitter($notice)
+{
+ $flink = Foreign_link::getByUserID($notice->profile_id,
+ TWITTER_SERVICE);
- if (!$data) {
- return null;
+ if (is_twitter_bound($notice, $flink)) {
+ if (TwitterOAuthClient::isPackedToken($flink->credentials)) {
+ return broadcast_oauth($notice, $flink);
+ } else {
+ return broadcast_basicauth($notice, $flink);
}
+ }
- $more_friends = json_decode($data);
+ return true;
+}
- if (!$more_friends) {
- return null;
- }
+function broadcast_oauth($notice, $flink) {
- $friends = array_merge($friends, $more_friends);
+ $user = $flink->getUser();
+ $statustxt = format_status($notice);
+ $token = TwitterOAuthClient::unpackToken($flink->credentials);
+ $client = new TwitterOAuthClient($token->key, $token->secret);
+ $status = null;
+
+ try {
+ $status = $client->statusesUpdate($statustxt);
+ } catch (OAuthClientCurlException $e) {
+ return process_error($e, $flink);
}
- return $friends;
-}
+ if (empty($status)) {
-function save_twitter_friends($user, $twitter_id, $screen_name, $password)
-{
+ // This could represent a failure posting,
+ // or the Twitter API might just be behaving flakey.
- $friends = retreive_twitter_friends($twitter_id, $screen_name, $password);
+ $errmsg = sprintf('Twitter bridge - No data returned by Twitter API when ' .
+ 'trying to send update for %1$s (user id %2$s).',
+ $user->nickname, $user->id);
+ common_log(LOG_WARNING, $errmsg);
- if (is_null($friends)) {
- common_debug("Twitter bridge - Couldn't get friends data from Twitter.");
return false;
}
- foreach ($friends as $friend) {
+ // Notice crossed the great divide
- $friend_name = $friend->screen_name;
- $friend_id = $friend->id;
+ $msg = sprintf('Twitter bridge - posted notice %s to Twitter using OAuth.',
+ $notice->id);
+ common_log(LOG_INFO, $msg);
- // Update or create the Foreign_user record
- if (!save_twitter_user($friend_id, $friend_name)) {
- return false;
- }
+ return true;
+}
- // Check to see if there's a related local user
- $flink = Foreign_link::getByForeignID($friend_id, 1);
+function broadcast_basicauth($notice, $flink)
+{
+ $user = $flink->getUser();
- if ($flink) {
+ $statustxt = format_status($notice);
- // Get associated user and subscribe her
- $friend_user = User::staticGet('id', $flink->user_id);
- subs_subscribe_to($user, $friend_user);
- common_debug("Twitter bridge - subscribed $friend_user->nickname to $user->nickname.");
- }
+ $client = new TwitterBasicAuthClient($flink);
+ $status = null;
+
+ try {
+ $status = $client->statusesUpdate($statustxt);
+ } catch (BasicAuthCurlException $e) {
+ return process_error($e, $flink);
}
+ if (empty($status)) {
+
+ $errmsg = sprintf('Twitter bridge - No data returned by Twitter API when ' .
+ 'trying to send update for %1$s (user id %2$s).',
+ $user->nickname, $user->id);
+ common_log(LOG_WARNING, $errmsg);
+
+ return false;
+ }
+
+ $msg = sprintf('Twitter bridge - posted notice %s to Twitter using basic auth.',
+ $notice->id);
+ common_log(LOG_INFO, $msg);
+
return true;
}
-function is_twitter_bound($notice, $flink) {
+function process_error($e, $flink)
+{
+ $user = $flink->getUser();
+ $errmsg = $e->getMessage();
+ $delivered = false;
+
+ switch($errmsg) {
+ case 'The requested URL returned error: 401':
+ $logmsg = sprintf('Twiter bridge - User %1$s (user id: %2$s) has an invalid ' .
+ 'Twitter screen_name/password combo or an invalid acesss token.',
+ $user->nickname, $user->id);
+ $delivered = true;
+ remove_twitter_link($flink);
+ break;
+ case 'The requested URL returned error: 403':
+ $logmsg = sprintf('Twitter bridge - User %1$s (user id: %2$s) has exceeded ' .
+ 'his/her Twitter request limit.',
+ $user->nickname, $user->id);
+ break;
+ default:
+ $logmsg = sprintf('Twitter bridge - cURL error trying to send notice to Twitter ' .
+ 'for user %1$s (user id: %2$s) - ' .
+ 'code: %3$s message: %4$s.',
+ $user->nickname, $user->id,
+ $e->getCode(), $e->getMessage());
+ break;
+ }
- // Check to see if notice should go to Twitter
- if (!empty($flink) && ($flink->noticesync & FOREIGN_NOTICE_SEND)) {
+ common_log(LOG_WARNING, $logmsg);
- // If it's not a Twitter-style reply, or if the user WANTS to send replies.
- if (!preg_match('/^@[a-zA-Z0-9_]{1,15}\b/u', $notice->content) ||
- ($flink->noticesync & FOREIGN_NOTICE_SEND_REPLY)) {
- return true;
- }
- }
+ return $delivered;
+}
- return false;
+function format_status($notice)
+{
+ // XXX: Hack to get around PHP cURL's use of @ being a a meta character
+ return preg_replace('/^@/', ' @', $notice->content);
}
-function broadcast_twitter($notice)
+function remove_twitter_link($flink)
{
- $success = true;
+ $user = $flink->getUser();
- $flink = Foreign_link::getByUserID($notice->profile_id,
- TWITTER_SERVICE);
-
- // XXX: Not sure WHERE to check whether a notice should go to
- // Twitter. Should we even put in the queue if it shouldn't? --Zach
- if (!is_null($flink) && is_twitter_bound($notice, $flink)) {
-
- $fuser = $flink->getForeignUser();
- $twitter_user = $fuser->nickname;
- $twitter_password = $flink->credentials;
- $uri = 'http://www.twitter.com/statuses/update.json';
-
- // XXX: Hack to get around PHP cURL's use of @ being a a meta character
- $statustxt = preg_replace('/^@/', ' @', $notice->content);
-
- $options = array(
- CURLOPT_USERPWD => "$twitter_user:$twitter_password",
- CURLOPT_POST => true,
- CURLOPT_POSTFIELDS =>
- array(
- 'status' => $statustxt,
- 'source' => common_config('integration', 'source')
- ),
- CURLOPT_RETURNTRANSFER => true,
- CURLOPT_FAILONERROR => true,
- CURLOPT_HEADER => false,
- CURLOPT_FOLLOWLOCATION => true,
- CURLOPT_USERAGENT => "Laconica",
- CURLOPT_CONNECTTIMEOUT => 120, // XXX: How long should this be?
- CURLOPT_TIMEOUT => 120,
-
- # Twitter is strict about accepting invalid "Expect" headers
- CURLOPT_HTTPHEADER => array('Expect:')
- );
-
- $ch = curl_init($uri);
- curl_setopt_array($ch, $options);
- $data = curl_exec($ch);
- $errmsg = curl_error($ch);
-
- if ($errmsg) {
- common_debug("cURL error: $errmsg - " .
- "trying to send notice for $twitter_user.",
- __FILE__);
- $success = false;
- }
+ common_log(LOG_INFO, 'Removing Twitter bridge Foreign link for ' .
+ "user $user->nickname (user id: $user->id).");
- curl_close($ch);
+ $result = $flink->delete();
- if (!$data) {
- common_debug("No data returned by Twitter's " .
- "API trying to send update for $twitter_user",
- __FILE__);
- $success = false;
- }
+ if (empty($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__);
+ }
- // Twitter should return a status
- $status = json_decode($data);
+ // Notify the user that her Twitter bridge is down
- if (!$status->id) {
- common_debug("Unexpected data returned by Twitter " .
- " API trying to send update for $twitter_user",
- __FILE__);
- $success = false;
+ if (isset($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);
}
}
- return $success;
}
-
projects / quix0rs-gnu-social.git / blobdiff