From 1d4f1f6bf6bd8313cbb51dbf61d675408171d1b8 Mon Sep 17 00:00:00 2001
From: Evan Prodromou <evan@prodromou.name>
Date: Tue, 6 May 2008 11:17:29 -0400
Subject: add standard directories

Added some of the standard directories

darcs-hash:20080506151729-84dde-563da8505e06a7302041c93ab157ced31165876c.gz
---
 _darcs/pristine/lib/xmppqueuehandler.php | 91 ++++++++++++++++++++++++++++++++
 1 file changed, 91 insertions(+)
 create mode 100644 _darcs/pristine/lib/xmppqueuehandler.php

(limited to '_darcs/pristine/lib/xmppqueuehandler.php')

diff --git a/_darcs/pristine/lib/xmppqueuehandler.php b/_darcs/pristine/lib/xmppqueuehandler.php
new file mode 100644
index 000000000..cfc9642e4
--- /dev/null
+++ b/_darcs/pristine/lib/xmppqueuehandler.php
@@ -0,0 +1,91 @@
+<?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/>.
+ */
+
+if (!defined('LACONICA')) { exit(1); }
+
+require_once(INSTALLDIR.'/lib/queuehandler.php');
+
+/**
+ * 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 {
+	
+	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');
+		$this->conn->presence(NULL, 'available', NULL, 'available', -1);
+	}
+
+	function idle($timeout=0) {
+		# Process the queue for as long as needed
+		try {
+			if ($this->conn) {
+				$this->conn->processTime($timeout);
+			}
+		} catch (XMPPHP_Exception $e) {
+			$this->log(LOG_ERR, "Got an XMPPHP_Exception: " . $e->getMessage());
+			die($e->getMessage());
+		}
+	}
+	
+	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';
+		}
+	}
+}
-- 
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