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abstract XMPP-related queue handling to a common superclass 

darcs-hash:20080904194035-84dde-480b3605862d26eff6a2cac6eec02775628287e4.gz
This commit is contained in:
Evan Prodromou 2008-09-04 15:40:35 -04:00
parent 660c7e89cd
commit bd83350c89
4 changed files with 94 additions and 149 deletions
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64
scripts/xmppqueuehandler.php → lib/xmppqueuehandler.php Executable file → Normal file
View File

@ -1,4 +1,3 @@
#!/usr/bin/env php
<?php
/*
* Laconica - a distributed open-source microblogging tool
@ -18,59 +17,47 @@
* 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();
}
if (!defined('LACONICA')) { exit(1); }
define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
define('LACONICA', true);
require_once(INSTALLDIR.'/lib/queuehandler.php');
require_once(INSTALLDIR . '/lib/common.php');
require_once(INSTALLDIR . '/lib/jabber.php');
require_once(INSTALLDIR . '/lib/queuehandler.php');
set_error_handler('common_error_handler');
/**
* Common superclass for all XMPP-using queue handlers. They all need to
* service their message queues on idle, and forward any incoming messages
* to the XMPP listener connection. So, we abstract out common code to a
* superclass.
*/
class XmppQueueHandler extends QueueHandler {
var $conn = NULL;
function transport() {
return 'jabber';
}
function start() {
$this->log(LOG_INFO, "INITIALIZE");
# Low priority; we don't want to receive messages
$this->log(LOG_INFO, "INITIALIZE");
$this->conn = jabber_connect($this->_id);
if ($this->conn) {
$this->conn->setReconnectTimeout(600);
$this->conn->addEventHandler('message', 'forward_message', $this);
$this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
$this->conn->setReconnectTimeout(600);
jabber_send_presence("Send me a message to post a notice", 'available', NULL, 'available', -1);
}
return !is_null($this->conn);
}
function handle_reconnect(&$pl) {
$this->conn->processUntil('session_start');
$this->conn->presence(NULL, 'available', NULL, 'available', -1);
}
function handle_notice($notice) {
return jabber_broadcast_notice($notice);
}
function idle($timeout=0) {
# Process the queue for a second
$this->conn->processTime($timeout);
# Process the queue for as long as needed
try {
$this->conn->processTime($timeout);
} catch (XMPPHP_Exception $e) {
$this->log(LOG_ERROR, "Got an XMPPHP_Exception: " . $e->getMessage());
exit(1);
}
}
function finish() {
}
function forward_message(&$pl) {
if ($pl['type'] != 'chat') {
$this->log(LOG_DEBUG, 'Ignoring message of type ' . $pl['type'] . ' from ' . $pl['from']);
@ -100,14 +87,3 @@ class XmppQueueHandler extends QueueHandler {
}
}
}
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') . '-queuehandler');
$handler = new XmppQueueHandler($resource);
$handler->runOnce();

63
scripts/jabberqueuehandler.php Executable file
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@ -0,0 +1,63 @@
#!/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/queuehandler.php');
set_error_handler('common_error_handler');
class JabberQueueHandler extends XmppQueueHandler {
var $conn = NULL;
function transport() {
return 'jabber';
}
function handle_notice($notice) {
try {
return jabber_broadcast_notice($notice);
} catch (XMPPHP_Exception $e) {
$this->log(LOG_ERROR, "Got an XMPPHP_Exception: " . $e->getMessage());
exit(1);
}
}
}
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') . '-queuehandler');
$handler = new JabberQueueHandler($resource);
$handler->runOnce();

61
scripts/publicqueuehandler.php
View File

@ -29,69 +29,22 @@ define('LACONICA', true);
require_once(INSTALLDIR . '/lib/common.php');
require_once(INSTALLDIR . '/lib/jabber.php');
require_once(INSTALLDIR . '/lib/queuehandler.php');
require_once(INSTALLDIR . '/lib/xmppqueuehandler.php');
set_error_handler('common_error_handler');
class PublicQueueHandler extends QueueHandler {
class PublicQueueHandler extends XmppQueueHandler {
function transport() {
return 'public';
}
function start() {
$this->log(LOG_INFO, "INITIALIZE");
# Low priority; we don't want to receive messages
$this->conn = jabber_connect($this->_id);
if ($this->conn) {
$this->conn->addEventHandler('message', 'forward_message', $this);
$this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
$this->conn->setReconnectTimeout(600);
jabber_send_presence("Send me a message to post a notice", 'available', NULL, 'available', -1);
}
return !is_null($this->conn);
}
function handle_reconnect(&$pl) {
$this->conn->processUntil('session_start');
$this->conn->presence(NULL, 'available', NULL, 'available', -1);
}
function handle_notice($notice) {
return jabber_public_notice($notice);
}
function idle($timeout=0) {
$this->conn->processTime($timeout);
}
function forward_message(&$pl) {
if ($pl['type'] != 'chat') {
$this->log(LOG_DEBUG, 'Ignoring message of type ' . $pl['type'] . ' from ' . $pl['from']);
return;
}
$listener = $this->listener();
if (strtolower($listener) == strtolower($pl['from'])) {
$this->log(LOG_WARNING, 'Ignoring loop message.');
return;
}
$this->log(LOG_INFO, 'Forwarding message from ' . $pl['from'] . ' to ' . $listener);
$this->conn->message($this->listener(), $pl['body'], 'chat', NULL, $this->ofrom($pl['from']));
}
function ofrom($from) {
$address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
$address .= "<address type='ofrom' jid='$from' />\n";
$address .= "</addresses>\n";
return $address;
}
function listener() {
if (common_config('xmpp', 'listener')) {
return common_config('xmpp', 'listener');
} else {
return jabber_daemon_address() . '/' . common_config('xmpp','resource') . '-listener';
try {
return jabber_public_notice($notice);
} catch (XMPPHP_Exception $e) {
$this->log(LOG_ERROR, "Got an XMPPHP_Exception: " . $e->getMessage());
exit(1);
}
}
}

55
scripts/xmppconfirmhandler.php
View File

@ -29,32 +29,18 @@ define('LACONICA', true);
require_once(INSTALLDIR . '/lib/common.php');
require_once(INSTALLDIR . '/lib/jabber.php');
require_once(INSTALLDIR . '/lib/queuehandler.php');
require_once(INSTALLDIR . '/lib/xmppqueuehandler.php');
set_error_handler('common_error_handler');
define('CLAIM_TIMEOUT', 1200);
class XmppConfirmHandler extends QueueHandler {
class XmppConfirmHandler extends XmppQueueHandler {
var $_id = 'confirm';
function start() {
# Low priority; we don't want to receive messages
$this->log(LOG_INFO, "INITIALIZE");
$this->conn = jabber_connect($this->_id);
if ($this->conn) {
$this->conn->addEventHandler('message', 'forward_message', $this);
$this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
$this->conn->setReconnectTimeout(600);
jabber_send_presence("Send me a message to post a notice", 'available', NULL, 'available', -1);
}
return !is_null($this->conn);
}
function handle_reconnect(&$pl) {
$this->conn->processUntil('session_start');
$this->conn->presence(NULL, 'available', NULL, 'available', -1);
function class_name() {
return 'XmppConfirmHandler';
}
function run() {
@ -134,39 +120,6 @@ class XmppConfirmHandler extends QueueHandler {
$confirm->whereAdd('now() - claimed > '.CLAIM_TIMEOUT);
$confirm->update(DB_DATAOBJECT_WHEREADD_ONLY);
}
function idle($timeout=0) {
$this->conn->processTime($timeout);
}
function forward_message(&$pl) {
if ($pl['type'] != 'chat') {
$this->log(LOG_DEBUG, 'Ignoring message of type ' . $pl['type'] . ' from ' . $pl['from']);
return;
}
$listener = $this->listener();
if (strtolower($listener) == strtolower($pl['from'])) {
$this->log(LOG_WARNING, 'Ignoring loop message.');
return;
}
$this->log(LOG_INFO, 'Forwarding message from ' . $pl['from'] . ' to ' . $listener);
$this->conn->message($this->listener(), $pl['body'], 'chat', NULL, $this->ofrom($pl['from']));
}
function ofrom($from) {
$address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
$address .= "<address type='ofrom' jid='$from' />\n";
$address .= "</addresses>\n";
return $address;
}
function listener() {
if (common_config('xmpp', 'listener')) {
return common_config('xmpp', 'listener');
} else {
return jabber_daemon_address() . '/' . common_config('xmpp','resource') . '-listener';
}
}
}
ini_set("max_execution_time", "0");