#!/usr/bin/env php
<?php
-/*
+/**
* Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
+ * Copyright (C) 2008, 2009, Control Yourself, 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/>.
*/
-// Abort if called from a web server
-if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
- print "This script must be run from the command line\n";
- exit();
-}
-
define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
-define('LACONICA', true);
// Tune number of processes and how often to poll Twitter
// XXX: Should these things be in config.php?
define('MAXCHILDREN', 2);
define('POLL_INTERVAL', 60); // in seconds
-// Uncomment this to get useful logging
-define('SCRIPT_DEBUG', true);
+$shortoptions = 'di::';
+$longoptions = array('id::', 'debug');
+
+$helptext = <<<END_OF_TRIM_HELP
+Batch script for retrieving Twitter messages from foreign service.
+
+ -i --id Identity (default 'generic')
+ -d --debug Debug (lots of log output)
-require_once(INSTALLDIR . '/lib/common.php');
-require_once(INSTALLDIR . '/lib/daemon.php');
+END_OF_TRIM_HELP;
+
+require_once INSTALLDIR .'/scripts/commandline.inc';
+require_once INSTALLDIR . '/lib/daemon.php';
+
+/**
+ * Fetcher for statuses from Twitter
+ *
+ * Fetches statuses from Twitter and inserts them as notices in local
+ * system.
+ *
+ * @category Twitter
+ * @package Laconica
+ * @author Zach Copley <zach@controlyourself.ca>
+ * @author Evan Prodromou <evan@controlyourself.ca>
+ * @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
+ * @link http://laconi.ca/
+ */
// NOTE: an Avatar path MUST be set in config.php for this
// script to work: e.g.: $config['avatar']['path'] = '/laconica/avatar';
class TwitterStatusFetcher extends Daemon
{
+ private $_children = array();
- private $children = array();
+ function __construct($id=null, $daemonize=true)
+ {
+ parent::__construct($daemonize);
+
+ if ($id) {
+ $this->set_id($id);
+ }
+ }
+
+ /**
+ * Name of this daemon
+ *
+ * @return string Name of the daemon.
+ */
function name()
{
- return ('twitterstatusfetcher.generic');
+ return ('twitterstatusfetcher.'.$this->_id);
}
+ /**
+ * Run the daemon
+ *
+ * @return void
+ */
+
function run()
{
+ if (defined('SCRIPT_DEBUG')) {
+ common_debug($this->name() .
+ ': debugging log output enabled.');
+ }
+
do {
$flinks = $this->refreshFlinks();
- foreach ($flinks as $f){
+ foreach ($flinks as $f) {
// We have to disconnect from the DB before forking so
// each sub-process will open its own connection and
// Parent
if (defined('SCRIPT_DEBUG')) {
- common_debug("Parent: forked new status fetcher process " . $pid);
+ common_debug("Parent: forked new status ".
+ " fetcher process " . $pid);
}
- $this->children[] = $pid;
+ $this->_children[] = $pid;
} else {
}
// Remove child from ps list as it finishes
- while(($c = pcntl_wait($status, WNOHANG OR WUNTRACED)) > 0) {
+ while (($c = pcntl_wait($status, WNOHANG OR WUNTRACED)) > 0) {
if (defined('SCRIPT_DEBUG')) {
common_debug("Child $c finished.");
}
- $this->remove_ps($this->children, $c);
+ $this->removePs($this->_children, $c);
}
// Wait! We have too many damn kids.
- if (sizeof($this->children) > MAXCHILDREN) {
+ if (sizeof($this->_children) > MAXCHILDREN) {
if (defined('SCRIPT_DEBUG')) {
common_debug('Too many children. Waiting...');
}
- if (($c = pcntl_wait($status, WUNTRACED)) > 0){
+ if (($c = pcntl_wait($status, WUNTRACED)) > 0) {
if (defined('SCRIPT_DEBUG')) {
common_debug("Finished waiting for $c");
}
- $this->remove_ps($this->children, $c);
+ $this->removePs($this->_children, $c);
}
}
}
// Remove all children from the process list before restarting
- while(($c = pcntl_wait($status, WUNTRACED)) > 0) {
+ while (($c = pcntl_wait($status, WUNTRACED)) > 0) {
if (defined('SCRIPT_DEBUG')) {
common_debug("Child $c finished.");
}
- $this->remove_ps($this->children, $c);
+ $this->removePs($this->_children, $c);
}
// Rest for a bit before we fetch more statuses
} while (true);
}
- function refreshFlinks() {
+ /**
+ * Refresh the foreign links for this user
+ *
+ * @return void
+ */
+ function refreshFlinks()
+ {
$flink = new Foreign_link();
+
$flink->service = 1; // Twitter
+
$flink->orderBy('last_noticesync');
$cnt = $flink->find();
return $flinks;
}
- function remove_ps(&$plist, $ps){
+ /**
+ * Unknown
+ *
+ * @param array &$plist unknown.
+ * @param string $ps unknown.
+ *
+ * @return unknown
+ * @todo document
+ */
+
+ function removePs(&$plist, $ps)
+ {
for ($i = 0; $i < sizeof($plist); $i++) {
if ($plist[$i] == $ps) {
unset($plist[$i]);
function getTimeline($flink)
{
-
if (empty($flink)) {
common_log(LOG_WARNING,
"Can't retrieve Foreign_link for foreign ID $fid");
return null;
}
+ // XXX: change of screen name?
+
$uri = 'http://twitter.com/' . $status->user->screen_name .
'/status/' . $status->id;
$notice = Notice::staticGet('uri', $uri);
// check to see if we've already imported the status
- if (!$notice) {
- $created = strftime('%Y-%m-%d %H:%M:%S',
- strtotime($status->created_at));;
-
- $notice = Notice::saveNew($id, $status->text, 'twitter',
- -2, null, $uri, $created);
+ if (!$notice) {
- if (defined('SCRIPT_DEBUG')) {
- common_debug("Saved status $status->id" .
- " as notice $notice->id.");
+ $notice = new Notice();
+
+ $notice->profile_id = $id;
+ $notice->uri = $uri;
+ $notice->created = strftime('%Y-%m-%d %H:%M:%S',
+ strtotime($status->created_at));
+ $notice->content = common_shorten_links($status->text); // XXX
+ $notice->rendered = common_render_content($notice->content, $notice);
+ $notice->source = 'twitter';
+ $notice->reply_to = null; // XXX lookup reply
+ $notice->is_local = Notice::GATEWAY;
+
+ if (Event::handle('StartNoticeSave', array(&$notice))) {
+ $id = $notice->insert();
+ Event::handle('EndNoticeSave', array($notice));
}
}
'user_id' => $flink->user_id))) {
// Add to inbox
$inbox = new Notice_inbox();
- $inbox->user_id = $flink->user_id;
+
+ $inbox->user_id = $flink->user_id;
$inbox->notice_id = $notice->id;
- $inbox->created = $notice->created;
+ $inbox->created = $notice->created;
+ $inbox->source = NOTICE_INBOX_SOURCE_GATEWAY; // From a private source
$inbox->insert();
}
}
}
- function checkAvatar($user, $profile)
+ function checkAvatar($twitter_user, $profile)
{
global $config;
- $path_parts = pathinfo($user->profile_image_url);
- $newname = 'Twitter_' . $user->id . '_' .
+ $path_parts = pathinfo($twitter_user->profile_image_url);
+
+ $newname = 'Twitter_' . $twitter_user->id . '_' .
$path_parts['basename'];
$oldname = $profile->getAvatar(48)->filename;
- if ($newname != $oldname || $this->missingAvatarFile($profile)) {
+ if ($newname != $oldname) {
if (defined('SCRIPT_DEBUG')) {
common_debug('Avatar for Twitter user ' .
- "$profile->nickname has changed, or was missing locally.");
+ "$profile->nickname has changed.");
common_debug("old: $oldname new: $newname");
}
- $img_root = substr($path_parts['basename'], 0, -11);
- $ext = $path_parts['extension'];
- $mediatype = $this->getMediatype($ext);
+ $this->updateAvatars($twitter_user, $profile);
+ }
- foreach (array('mini', 'normal', 'bigger') as $size) {
- $url = $path_parts['dirname'] . '/' .
- $img_root . '_' . $size . ".$ext";
- $filename = 'Twitter_' . $user->id . '_' .
- $img_root . "_$size.$ext";
+ if ($this->missingAvatarFile($profile)) {
- if ($this->fetchAvatar($url, $filename)) {
- $this->updateAvatar($profile->id, $size, $mediatype, $filename);
- }
+ if (defined('SCRIPT_DEBUG')) {
+ common_debug('Twitter user ' . $profile->nickname .
+ ' is missing one or more local avatars.');
+ common_debug("old: $oldname new: $newname");
}
+
+ $this->updateAvatars($twitter_user, $profile);
+ }
+
+ }
+
+ function updateAvatars($twitter_user, $profile) {
+
+ global $config;
+
+ $path_parts = pathinfo($twitter_user->profile_image_url);
+
+ $img_root = substr($path_parts['basename'], 0, -11);
+ $ext = $path_parts['extension'];
+ $mediatype = $this->getMediatype($ext);
+
+ foreach (array('mini', 'normal', 'bigger') as $size) {
+ $url = $path_parts['dirname'] . '/' .
+ $img_root . '_' . $size . ".$ext";
+ $filename = 'Twitter_' . $twitter_user->id . '_' .
+ $img_root . "_$size.$ext";
+
+ $this->updateAvatar($profile->id, $size, $mediatype, $filename);
+ $this->fetchAvatar($url, $filename);
}
}
$profile = Profile::staticGet($profile_id);
- if (!$profile) {
+ if (empty($profile)) {
if (defined('SCRIPT_DEBUG')) {
common_debug("Couldn't get profile: $profile_id!");
}
$sizes = array('mini' => 24, 'normal' => 48, 'bigger' => 73);
$avatar = $profile->getAvatar($sizes[$size]);
+ // Delete the avatar, if present
if ($avatar) {
- if (defined('SCRIPT_DEBUG')) {
- common_debug("Deleting $size avatar for $profile->nickname.");
- }
$avatar->delete();
}
$id = $avatar->insert();
- if (!$id) {
+ if (empty($id)) {
common_log_db_error($avatar, 'INSERT', __FILE__);
return null;
}
}
}
-ini_set("max_execution_time", "0");
-ini_set("max_input_time", "0");
-set_time_limit(0);
-mb_internal_encoding('UTF-8');
declare(ticks = 1);
-$fetcher = new TwitterStatusFetcher();
+if (have_option('i')) {
+ $id = get_option_value('i');
+} else if (have_option('--id')) {
+ $id = get_option_value('--id');
+} else if (count($args) > 0) {
+ $id = $args[0];
+} else {
+ $id = null;
+}
+
+if (have_option('d') || have_option('debug')) {
+ define('SCRIPT_DEBUG', true);
+}
+
+$fetcher = new TwitterStatusFetcher($id);
$fetcher->runOnce();