forked from GNUsocial/gnu-social
280 lines
8.3 KiB
PHP
Executable File
280 lines
8.3 KiB
PHP
Executable File
#!/usr/bin/env php
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<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, 2009, Control Yourself, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
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$shortoptions = 'di::';
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$longoptions = array('id::', 'debug');
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$helptext = <<<END_OF_TRIM_HELP
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Batch script for synching local friends with Twitter friends.
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-i --id Identity (default 'generic')
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-d --debug Debug (lots of log output)
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END_OF_TRIM_HELP;
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require_once INSTALLDIR . '/scripts/commandline.inc';
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require_once INSTALLDIR . '/lib/parallelizingdaemon.php';
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/**
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* Daemon to sync local friends with Twitter friends
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*
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* @category Twitter
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* @package Laconica
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* @author Zach Copley <zach@controlyourself.ca>
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* @author Evan Prodromou <evan@controlyourself.ca>
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* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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* @link http://laconi.ca/
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*/
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$helptext = <<<END_OF_TWITTER_HELP
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Batch script for synching local friends with Twitter friends.
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END_OF_TWITTER_HELP;
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require_once INSTALLDIR . '/scripts/commandline.inc';
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require_once INSTALLDIR . '/lib/parallelizingdaemon.php';
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class SyncTwitterFriendsDaemon extends ParallelizingDaemon
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{
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/**
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* Constructor
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*
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* @param string $id the name/id of this daemon
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* @param int $interval sleep this long before doing everything again
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* @param int $max_children maximum number of child processes at a time
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* @param boolean $debug debug output flag
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*
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* @return void
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*
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**/
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function __construct($id = null, $interval = 60,
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$max_children = 2, $debug = null)
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{
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parent::__construct($id, $interval, $max_children, $debug);
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}
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/**
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* Name of this daemon
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*
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* @return string Name of the daemon.
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*/
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function name()
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{
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return ('synctwitterfriends.' . $this->_id);
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}
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/**
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* Find all the Twitter foreign links for users who have requested
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* automatically subscribing to their Twitter friends locally.
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*
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* @return array flinks an array of Foreign_link objects
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*/
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function getObjects()
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{
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$flinks = array();
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$flink = new Foreign_link();
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$conn = &$flink->getDatabaseConnection();
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$flink->service = TWITTER_SERVICE;
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$flink->orderBy('last_friendsync');
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$flink->limit(25); // sync this many users during this run
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$flink->find();
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while ($flink->fetch()) {
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if (($flink->friendsync & FOREIGN_FRIEND_RECV) == FOREIGN_FRIEND_RECV) {
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$flinks[] = clone($flink);
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}
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}
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$conn->disconnect();
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global $_DB_DATAOBJECT;
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unset($_DB_DATAOBJECT['CONNECTIONS']);
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return $flinks;
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}
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function childTask($flink) {
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// Each child ps needs its own DB connection
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// Note: DataObject::getDatabaseConnection() creates
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// a new connection if there isn't one already
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$conn = &$flink->getDatabaseConnection();
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$this->subscribeTwitterFriends($flink);
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$flink->last_friendsync = common_sql_now();
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$flink->update();
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$conn->disconnect();
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// XXX: Couldn't find a less brutal way to blow
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// away a cached connection
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global $_DB_DATAOBJECT;
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unset($_DB_DATAOBJECT['CONNECTIONS']);
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}
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function fetchTwitterFriends($flink)
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{
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$friends = array();
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$token = TwitterOAuthClient::unpackToken($flink->credentials);
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$client = new TwitterOAuthClient($token->key, $token->secret);
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try {
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$friends_ids = $client->friendsIds();
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} catch (OAuthCurlException $e) {
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common_log(LOG_WARNING, $this->name() .
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' - cURL error getting friend ids ' .
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$e->getCode() . ' - ' . $e->getMessage());
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return $friends;
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}
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if (empty($friends_ids)) {
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common_debug($this->name() .
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" - Twitter user $flink->foreign_id " .
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'doesn\'t have any friends!');
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return $friends;
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}
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common_debug($this->name() . ' - Twitter\'s API says Twitter user id ' .
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"$flink->foreign_id has " .
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count($friends_ids) . ' friends.');
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// Calculate how many pages to get...
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$pages = ceil(count($friends_ids) / 100);
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if ($pages == 0) {
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common_debug($this->name() . " - $user seems to have no friends.");
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}
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for ($i = 1; $i <= $pages; $i++) {
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try {
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$more_friends = $client->statusesFriends(null, null, null, $i);
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} catch (OAuthCurlException $e) {
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common_log(LOG_WARNING, $this->name() .
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' - cURL error getting Twitter statuses/friends ' .
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"page $i - " . $e->getCode() . ' - ' .
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$e->getMessage());
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}
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if (empty($more_friends)) {
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common_log(LOG_WARNING, $this->name() .
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" - Couldn't retrieve page $i " .
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"of Twitter user $flink->foreign_id friends.");
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continue;
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} else {
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$friends = array_merge($friends, $more_friends);
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}
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}
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return $friends;
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}
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function subscribeTwitterFriends($flink)
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{
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$friends = $this->fetchTwitterFriends($flink);
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if (empty($friends)) {
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common_debug($this->name() .
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' - Couldn\'t get friends from Twitter for ' .
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"Twitter user $flink->foreign_id.");
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return false;
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}
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$user = $flink->getUser();
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foreach ($friends as $friend) {
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$friend_name = $friend->screen_name;
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$friend_id = (int) $friend->id;
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// Update or create the Foreign_user record for each
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// Twitter friend
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if (!save_twitter_user($friend_id, $friend_name)) {
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common_log(LOG_WARNING, $this-name() .
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" - Couldn't save $screen_name's friend, $friend_name.");
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continue;
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}
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// Check to see if there's a related local user
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$friend_flink = Foreign_link::getByForeignID($friend_id,
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TWITTER_SERVICE);
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if (!empty($friend_flink)) {
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// Get associated user and subscribe her
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$friend_user = User::staticGet('id', $friend_flink->user_id);
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if (!empty($friend_user)) {
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$result = subs_subscribe_to($user, $friend_user);
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if ($result === true) {
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common_log(LOG_INFO,
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$this->name() . ' - Subscribed ' .
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"$friend_user->nickname to $user->nickname.");
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} else {
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common_debug($this->name() .
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' - Tried subscribing ' .
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"$friend_user->nickname to $user->nickname - " .
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$result);
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}
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}
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}
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}
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return true;
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}
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}
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$id = null;
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$debug = null;
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if (have_option('i')) {
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$id = get_option_value('i');
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} else if (have_option('--id')) {
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$id = get_option_value('--id');
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} else if (count($args) > 0) {
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$id = $args[0];
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} else {
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$id = null;
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}
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if (have_option('d') || have_option('debug')) {
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$debug = true;
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}
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$syncer = new SyncTwitterFriendsDaemon($id, 60, 2, $debug);
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$syncer->runOnce();
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