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diff --git a/_darcs/pristine/scripts/xmppdaemon.php b/_darcs/pristine/scripts/xmppdaemon.php
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+++ b/_darcs/pristine/scripts/xmppdaemon.php
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+#!/usr/bin/env php
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, Controlez-Vous, 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/>.
+ */
+
+# Abort if called from a web server
+if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
+ print "This script must be run from the command line\n";
+ exit();
+}
+
+define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
+define('LACONICA', true);
+
+require_once(INSTALLDIR . '/lib/common.php');
+require_once(INSTALLDIR . '/lib/jabber.php');
+require_once(INSTALLDIR . '/lib/daemon.php');
+
+set_error_handler('common_error_handler');
+
+# This is kind of clunky; we create a class to call the global functions
+# in jabber.php, which create a new XMPP class. A more elegant (?) solution
+# might be to use make this a subclass of XMPP.
+
+class XMPPDaemon extends Daemon {
+
+ function XMPPDaemon($resource=NULL) {
+ static $attrs = array('server', 'port', 'user', 'password', 'host');
+
+ foreach ($attrs as $attr)
+ {
+ $this->$attr = common_config('xmpp', $attr);
+ }
+
+ if ($resource) {
+ $this->resource = $resource;
+ } else {
+ $this->resource = common_config('xmpp', 'resource') . 'daemon';
+ }
+
+ $this->log(LOG_INFO, "INITIALIZE XMPPDaemon {$this->user}@{$this->server}/{$this->resource}");
+ }
+
+ function connect() {
+
+ $connect_to = ($this->host) ? $this->host : $this->server;
+
+ $this->log(LOG_INFO, "Connecting to $connect_to on port $this->port");
+
+ $this->conn = jabber_connect($this->resource);
+
+ if (!$this->conn) {
+ return false;
+ }
+
+ $this->conn->setReconnectTimeout(600);
+
+ jabber_send_presence("Send me a message to post a notice", 'available',
+ NULL, 'available', 100);
+ return !$this->conn->isDisconnected();
+ }
+
+ function name() {
+ return strtolower('xmppdaemon.'.$this->resource);
+ }
+
+ function run() {
+ if ($this->connect()) {
+
+ $this->conn->addEventHandler('message', 'handle_message', $this);
+ $this->conn->addEventHandler('presence', 'handle_presence', $this);
+ $this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
+
+ $this->conn->process();
+ }
+ }
+
+ function handle_reconnect(&$pl) {
+ $this->conn->processUntil('session_start');
+ $this->conn->presence('Send me a message to post a notice', 'available', NULL, 'available', 100);
+ }
+
+ function get_user($from) {
+ $user = User::staticGet('jabber', jabber_normalize_jid($from));
+ return $user;
+ }
+
+ function handle_message(&$pl) {
+ if ($pl['type'] != 'chat') {
+ return;
+ }
+ if (mb_strlen($pl['body']) == 0) {
+ return;
+ }
+
+ $from = jabber_normalize_jid($pl['from']);
+
+ # Forwarded from another daemon (probably a broadcaster) for
+ # us to handle
+
+ if ($this->is_self($from)) {
+ $from = $this->get_ofrom($pl);
+ if (is_null($from) || $this->is_self($from)) {
+ return;
+ }
+ }
+
+ $user = $this->get_user($from);
+
+ if (!$user) {
+ $this->from_site($from, 'Unknown user; go to ' .
+ common_local_url('imsettings') .
+ ' to add your address to your account');
+ $this->log(LOG_WARNING, 'Message from unknown user ' . $from);
+ return;
+ }
+ if ($this->handle_command($user, $pl['body'])) {
+ return;
+ } else if ($this->is_autoreply($pl['body'])) {
+ $this->log(LOG_INFO, 'Ignoring auto reply from ' . $from);
+ return;
+ } else if ($this->is_otr($pl['body'])) {
+ $this->log(LOG_INFO, 'Ignoring OTR from ' . $from);
+ return;
+ } else if ($this->is_direct($pl['body'])) {
+ preg_match_all('/d[\ ]*([a-z0-9]{1,64})/', $pl['body'], $to);
+
+ $to = preg_replace('/^d([\ ])*/', '', $to[0][0]);
+ $body = preg_replace('/d[\ ]*('. $to .')[\ ]*/', '', $pl['body']);
+ $this->add_direct($user, $body, $to, $from);
+ } else {
+ $len = mb_strlen($pl['body']);
+ if($len > 140) {
+ $this->from_site($from, 'Message too long - maximum is 140 characters, you sent ' . $len);
+ return;
+ }
+ $this->add_notice($user, $pl);
+ }
+
+ $user->free();
+ unset($user);
+ }
+
+ function is_self($from) {
+ return preg_match('/^'.strtolower(jabber_daemon_address()).'/', strtolower($from));
+ }
+
+ function get_ofrom($pl) {
+ $xml = $pl['xml'];
+ $addresses = $xml->sub('addresses');
+ if (!$addresses) {
+ $this->log(LOG_WARNING, 'Forwarded message without addresses');
+ return NULL;
+ }
+ $address = $addresses->sub('address');
+ if (!$address) {
+ $this->log(LOG_WARNING, 'Forwarded message without address');
+ return NULL;
+ }
+ if (!array_key_exists('type', $address->attrs)) {
+ $this->log(LOG_WARNING, 'No type for forwarded message');
+ return NULL;
+ }
+ $type = $address->attrs['type'];
+ if ($type != 'ofrom') {
+ $this->log(LOG_WARNING, 'Type of forwarded message is not ofrom');
+ return NULL;
+ }
+ if (!array_key_exists('jid', $address->attrs)) {
+ $this->log(LOG_WARNING, 'No jid for forwarded message');
+ return NULL;
+ }
+ $jid = $address->attrs['jid'];
+ if (!$jid) {
+ $this->log(LOG_WARNING, 'Could not get jid from address');
+ return NULL;
+ }
+ $this->log(LOG_DEBUG, 'Got message forwarded from jid ' . $jid);
+ return $jid;
+ }
+
+ function is_autoreply($txt) {
+ if (preg_match('/[\[\(]?[Aa]uto[-\s]?[Rr]e(ply|sponse)[\]\)]/', $txt)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function is_otr($txt) {
+ if (preg_match('/^\?OTR/', $txt)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function is_direct($txt) {
+ if (strtolower(substr($txt, 0, 2))=='d ') {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function from_site($address, $msg) {
+ $text = '['.common_config('site', 'name') . '] ' . $msg;
+ jabber_send_message($address, $text);
+ }
+
+ function handle_command($user, $body) {
+ $inter = new CommandInterpreter();
+ $cmd = $inter->handle_command($user, $body);
+ if ($cmd) {
+ $chan = new XMPPChannel($this->conn);
+ $cmd->execute($chan);
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function add_notice(&$user, &$pl) {
+ $body = trim($pl['body']);
+ $content_shortened = common_shorten_link($body);
+ if (mb_strlen($content_shortened) > 140) {
+ $content = trim(mb_substr($body, 0, 140));
+ $content_shortened = common_shorten_link($content);
+ }
+ else {
+ $content = $body;
+ }
+ $notice = Notice::saveNew($user->id, $content, 'xmpp');
+ if (is_string($notice)) {
+ $this->log(LOG_ERR, $notice);
+ return;
+ }
+ common_broadcast_notice($notice);
+ $this->log(LOG_INFO,
+ 'Added notice ' . $notice->id . ' from user ' . $user->nickname);
+ $notice->free();
+ unset($notice);
+ }
+
+ function handle_presence(&$pl) {
+ $from = jabber_normalize_jid($pl['from']);
+ switch ($pl['type']) {
+ case 'subscribe':
+ # We let anyone subscribe
+ $this->subscribed($from);
+ $this->log(LOG_INFO,
+ 'Accepted subscription from ' . $from);
+ break;
+ case 'subscribed':
+ case 'unsubscribed':
+ case 'unsubscribe':
+ $this->log(LOG_INFO,
+ 'Ignoring "' . $pl['type'] . '" from ' . $from);
+ break;
+ default:
+ if (!$pl['type']) {
+ $user = User::staticGet('jabber', $from);
+ if (!$user) {
+ $this->log(LOG_WARNING, 'Presence from unknown user ' . $from);
+ return;
+ }
+ if ($user->updatefrompresence) {
+ $this->log(LOG_INFO, 'Updating ' . $user->nickname .
+ ' status from presence.');
+ $this->add_notice($user, $pl);
+ }
+ $user->free();
+ unset($user);
+ }
+ break;
+ }
+ }
+
+ function log($level, $msg) {
+ common_log($level, 'XMPPDaemon('.$this->resource.'): '.$msg);
+ }
+
+ function subscribed($to) {
+ jabber_special_presence('subscribed', $to);
+ }
+}
+
+ini_set("max_execution_time", "0");
+ini_set("max_input_time", "0");
+set_time_limit(0);
+mb_internal_encoding('UTF-8');
+
+$resource = ($argc > 1) ? $argv[1] : (common_config('xmpp','resource') . '-listen');
+
+$daemon = new XMPPDaemon($resource);
+
+$daemon->runOnce();
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