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authorEvan Prodromou <evan@prodromou.name>2008-08-13 11:46:03 -0400
committerEvan Prodromou <evan@prodromou.name>2008-08-13 11:46:03 -0400
commit808b40dc534316a82b9c614f1d8438fd1b149074 (patch)
treeab382a0d37313aa17c44bf498c509ee2c76ebe46 /xmppdaemon.php
parent1ba234a9b632234a524e180a4f5bb4e97e92de30 (diff)
move command-line scripts to their own dir
darcs-hash:20080813154603-84dde-fc1cf32ab5617c11b6cbe9ad084dac32b0db315a.gz
Diffstat (limited to 'xmppdaemon.php')
-rwxr-xr-xxmppdaemon.php442
1 files changed, 0 insertions, 442 deletions
diff --git a/xmppdaemon.php b/xmppdaemon.php
deleted file mode 100755
index 37b349f58..000000000
--- a/xmppdaemon.php
+++ /dev/null
@@ -1,442 +0,0 @@
-#!/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/>.
- */
-
-function xmppdaemon_error_handler($errno, $errstr, $errfile, $errline, $errcontext) {
- switch ($errno) {
- case E_USER_ERROR:
- echo "ERROR: [$errno] $errstr ($errfile:$errline)\n";
- echo " Fatal error on line $errline in file $errfile";
- echo ", PHP " . PHP_VERSION . " (" . PHP_OS . ")\n";
- echo "Aborting...\n";
- exit(1);
- break;
-
- case E_USER_WARNING:
- echo "WARNING [$errno] $errstr ($errfile:$errline)\n";
- break;
-
- case E_USER_NOTICE:
- echo "My NOTICE [$errno] $errstr ($errfile:$errline)\n";
- break;
-
- default:
- echo "Unknown error type: [$errno] $errstr ($errfile:$errline)\n";
- break;
- }
-
- /* Don't execute PHP internal error handler */
- return true;
-}
-
-set_error_handler('xmppdaemon_error_handler');
-
-# Abort if called from a web server
-if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
- print "This script must be run from the command line\n";
- exit();
-}
-
-define('INSTALLDIR', dirname(__FILE__));
-define('LACONICA', true);
-
-require_once(INSTALLDIR . '/lib/common.php');
-require_once(INSTALLDIR . '/lib/jabber.php');
-
-# This is kind of clunky; we create a class to call the global functions
-# in jabber.php, which create a new XMPP class. A more elegant (?) solution
-# might be to use make this a subclass of XMPP.
-
-class XMPPDaemon {
-
- function XMPPDaemon($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';
- }
-
- $this->log(LOG_INFO, "{$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 (!$this->conn) {
- return false;
- }
-
- return !$this->conn->isDisconnected();
- }
-
- function handle() {
-
- static $parts = array('message', 'presence',
- 'end_stream', 'session_start');
-
- while(!$this->conn->isDisconnected()) {
-
- $payloads = $this->conn->processUntil($parts, 10);
-
- if ($payloads) {
- foreach($payloads as $event) {
- $pl = $event[1];
- switch($event[0]) {
- case 'message':
- $this->handle_message($pl);
- break;
- case 'presence':
- $this->handle_presence($pl);
- break;
- case 'session_start':
- $this->handle_session($pl);
- break;
- }
- }
- }
-
- $this->broadcast_queue();
- $this->confirmation_queue();
- }
- }
-
- function handle_session($pl) {
- # XXX what to do here?
- return true;
- }
-
- function get_user($from) {
- $user = User::staticGet('jabber', jabber_normalize_jid($from));
- return $user;
- }
-
- function get_confirmation($from) {
- $confirm = new Confirm_address();
- $confirm->address = $from;
- $confirm->address_type = 'jabber';
- if ($confirm->find(TRUE)) {
- return $confirm;
- } else {
- return NULL;
- }
- }
-
- function handle_message(&$pl) {
- if ($pl['type'] != 'chat') {
- return;
- }
- if (strlen($pl['body']) == 0) {
- return;
- }
-
- $from = jabber_normalize_jid($pl['from']);
- $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 {
- $this->add_notice($user, $pl);
- }
- }
-
- function is_autoreply($txt) {
- if (preg_match('/[\[\(]?[Aa]uto-?[Rr]eply[\]\)]/', $txt)) {
- return true;
- } else {
- return false;
- }
- }
-
- function is_otr($txt) {
- if (preg_match('/^\?OTR/', $txt)) {
- return true;
- } else {
- return false;
- }
- }
-
- function from_site($address, $msg) {
- $text = '['.common_config('site', 'name') . '] ' . $msg;
- jabber_send_message($address, $text);
- }
-
- function handle_command($user, $body) {
- # XXX: localise
- switch(trim($body)) {
- case 'on':
- $this->set_notify($user, true);
- $this->from_site($user->jabber, 'notifications on');
- return true;
- case 'off':
- $this->set_notify($user, false);
- $this->from_site($user->jabber, 'notifications off');
- return true;
- default:
- return false;
- }
- }
-
- function set_notify(&$user, $notify) {
- $orig = clone($user);
- $user->jabbernotify = $notify;
- $result = $user->update($orig);
- if (!$id) {
- $last_error = &PEAR::getStaticProperty('DB_DataObject','lastError');
- $this->log(LOG_ERR,
- 'Could not set notify flag to ' . $notify .
- ' for user ' . common_log_objstring($user) .
- ': ' . $last_error->message);
- } else {
- $this->log(LOG_INFO,
- 'User ' . $user->nickname . ' set notify flag to ' . $notify);
- }
- }
-
- function add_notice(&$user, &$pl) {
- $notice = Notice::saveNew($user->id, trim(substr($pl['body'], 0, 140)), 'xmpp');
- if (is_string($notice)) {
- $this->log(LOG_ERR, $notice);
- return;
- }
- common_real_broadcast($notice);
- $this->log(LOG_INFO,
- 'Added notice ' . $notice->id . ' from user ' . $user->nickname);
- }
-
- function handle_presence(&$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, $pl);
- }
- }
- break;
- }
- }
-
- function log($level, $msg) {
- common_log($level, 'XMPPDaemon('.$this->resource.'): '.$msg);
- }
-
- function subscribed($to) {
- jabber_special_presence('subscribed', $to);
- }
-
- function set_status($status) {
- $this->log(LOG_INFO, 'Setting status to "' . $status . '"');
- jabber_send_presence($status);
- }
-
- function top_queue_item() {
-
- $qi = new Queue_item();
- $qi->orderBy('created');
- $qi->whereAdd('claimed is NULL');
-
- $qi->limit(1);
-
- $cnt = $qi->find(TRUE);
-
- if ($cnt) {
- # XXX: potential race condition
- # can we force it to only update if claimed is still NULL
- # (or old)?
- $this->log(LOG_INFO, 'claiming queue item = ' . $qi->notice_id);
- $orig = clone($qi);
- $qi->claimed = DB_DataObject_Cast::dateTime();
- $result = $qi->update($orig);
- if ($result) {
- $this->log(LOG_INFO, 'claim succeeded.');
- return $qi;
- } else {
- $this->log(LOG_INFO, 'claim failed.');
- }
- }
- $qi = NULL;
- return NULL;
- }
-
- function broadcast_queue() {
- $this->clear_old_claims();
- $this->log(LOG_INFO, 'checking for queued notices');
- do {
- $qi = $this->top_queue_item();
- if ($qi) {
- $this->log(LOG_INFO, 'Got item enqueued '.common_exact_date($qi->created));
- $notice = Notice::staticGet($qi->notice_id);
- if ($notice) {
- $this->log(LOG_INFO, 'broadcasting notice ID = ' . $notice->id);
- # XXX: what to do if broadcast fails?
- $result = common_real_broadcast($notice, $this->is_remote($notice));
- if (!$result) {
- $this->log(LOG_WARNING, 'Failed broadcast for notice ID = ' . $notice->id);
- $orig = $qi;
- $qi->claimed = NULL;
- $qi->update($orig);
- $this->log(LOG_WARNING, 'Abandoned claim for notice ID = ' . $notice->id);
- continue;
- }
- $this->log(LOG_INFO, 'finished broadcasting notice ID = ' . $notice->id);
- $notice = NULL;
- } else {
- $this->log(LOG_WARNING, 'queue item for notice that does not exist');
- }
- $qi->delete();
- }
- } while ($qi);
- }
-
- function clear_old_claims() {
- $qi = new Queue_item();
- $qi->claimed = NULL;
- $qi->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
- $qi->update(DB_DATAOBJECT_WHEREADD_ONLY);
- }
-
- function is_remote($notice) {
- $user = User::staticGet($notice->profile_id);
- return !$user;
- }
-
- function confirmation_queue() {
- # $this->clear_old_confirm_claims();
- $this->log(LOG_INFO, 'checking for queued confirmations');
- do {
- $confirm = $this->next_confirm();
- if ($confirm) {
- $this->log(LOG_INFO, 'Sending confirmation for ' . $confirm->address);
- $user = User::staticGet($confirm->user_id);
- if (!$user) {
- $this->log(LOG_WARNING, 'Confirmation for unknown user ' . $confirm->user_id);
- continue;
- }
- $success = jabber_confirm_address($confirm->code,
- $user->nickname,
- $confirm->address);
- if (!$success) {
- $this->log(LOG_ERR, 'Confirmation failed for ' . $confirm->address);
- # Just let the claim age out; hopefully things work then
- continue;
- } else {
- $this->log(LOG_INFO, 'Confirmation sent for ' . $confirm->address);
- # Mark confirmation sent
- $original = clone($confirm);
- $confirm->sent = $confirm->claimed;
- $result = $confirm->update($original);
- if (!$result) {
- $this->log(LOG_ERR, 'Cannot mark sent for ' . $confirm->address);
- # Just let the claim age out; hopefully things work then
- continue;
- }
- }
- }
- } while ($confirm);
- }
-
- function next_confirm() {
- $confirm = new Confirm_address();
- $confirm->whereAdd('claimed IS NULL');
- $confirm->whereAdd('sent IS NULL');
- # XXX: eventually we could do other confirmations in the queue, too
- $confirm->address_type = 'jabber';
- $confirm->orderBy('modified DESC');
- $confirm->limit(1);
- if ($confirm->find(TRUE)) {
- $this->log(LOG_INFO, 'Claiming confirmation for ' . $confirm->address);
- # working around some weird DB_DataObject behaviour
- $confirm->whereAdd(''); # clears where stuff
- $original = clone($confirm);
- $confirm->claimed = DB_DataObject_Cast::dateTime();
- $result = $confirm->update($original);
- if ($result) {
- $this->log(LOG_INFO, 'Succeeded in claim! '. $result);
- return $confirm;
- } else {
- $this->log(LOG_INFO, 'Failed in claim!');
- return false;
- }
- }
- return NULL;
- }
-
- function clear_old_confirm_claims() {
- $confirm = new Confirm();
- $confirm->claimed = NULL;
- $confirm->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
- $confirm->update(DB_DATAOBJECT_WHEREADD_ONLY);
- }
-
-}
-
-$resource = ($argc > 1) ? $argv[1] : NULL;
-
-$daemon = new XMPPDaemon($resource);
-
-if ($daemon->connect()) {
- $daemon->set_status("Send me a message to post a notice");
- $daemon->handle();
-}
-
-?>