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Christian Kaula committed 2a610bd

init

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  • Tags 1.0.1

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Files changed (10)

File XMPPHP/BOSH.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/** XMPPHP_XMLStream */
+require_once dirname(__FILE__) . "/XMPP.php";
+
+/**
+ * XMPPHP Main Class
+ * 
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version	$Id$
+ */
+class XMPPHP_BOSH extends XMPPHP_XMPP {
+
+		protected $rid;
+		protected $sid;
+		protected $http_server;
+		protected $http_buffer = Array();
+		protected $session = false;
+
+		public function connect($server, $wait='1', $session=false) {
+			$this->http_server = $server;
+			$this->use_encryption = false;
+			$this->session = $session;
+
+			$this->rid = 3001;
+			$this->sid = null;
+			if($session)
+			{
+				$this->loadSession();
+			}
+			if(!$this->sid) {
+				$body = $this->__buildBody();
+				$body->addAttribute('hold','1');
+				$body->addAttribute('to', $this->host);
+				$body->addAttribute('route', "xmpp:{$this->host}:{$this->port}");
+				$body->addAttribute('secure','true');
+				$body->addAttribute('xmpp:version','1.6', 'urn:xmpp:xbosh');
+				$body->addAttribute('wait', strval($wait));
+				$body->addAttribute('ack','1');
+				$body->addAttribute('xmlns:xmpp','urn:xmpp:xbosh');
+				$buff = "<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>";
+				xml_parse($this->parser, $buff, false);
+				$response = $this->__sendBody($body);
+				$rxml = new SimpleXMLElement($response);
+				$this->sid = $rxml['sid'];
+
+			} else {
+				$buff = "<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>";
+				xml_parse($this->parser, $buff, false);
+			}
+		}
+
+		public function __sendBody($body=null, $recv=true) {
+			if(!$body) {
+				$body = $this->__buildBody();
+			}
+			$ch = curl_init($this->http_server);
+			curl_setopt($ch, CURLOPT_HEADER, 0);
+			curl_setopt($ch, CURLOPT_POST, 1);
+			curl_setopt($ch, CURLOPT_POSTFIELDS, $body->asXML());
+			curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+			$header = array('Accept-Encoding: gzip, deflate','Content-Type: text/xml; charset=utf-8');
+			curl_setopt($ch, CURLOPT_HTTPHEADER, $header );
+			curl_setopt($ch, CURLOPT_VERBOSE, 0);
+			$output = '';
+			if($recv) {
+				curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
+				$output = curl_exec($ch);
+				$this->http_buffer[] = $output;
+			}
+			curl_close($ch);
+			return $output;
+		}
+
+		public function __buildBody($sub=null) {
+			$xml = new SimpleXMLElement("<body xmlns='http://jabber.org/protocol/httpbind' xmlns:xmpp='urn:xmpp:xbosh' />");
+			$xml->addAttribute('content', 'text/xml; charset=utf-8');
+			$xml->addAttribute('rid', $this->rid);
+			$this->rid += 1;
+			if($this->sid) $xml->addAttribute('sid', $this->sid);
+			#if($this->sid) $xml->addAttribute('xmlns', 'http://jabber.org/protocol/httpbind');
+			$xml->addAttribute('xml:lang', 'en');
+			if($sub) { // ok, so simplexml is lame
+				$p = dom_import_simplexml($xml);
+				$c = dom_import_simplexml($sub);
+				$cn = $p->ownerDocument->importNode($c, true);
+				$p->appendChild($cn);
+				$xml = simplexml_import_dom($p);
+			}
+			return $xml;
+		}
+
+		public function __process() {
+			if($this->http_buffer) {
+				$this->__parseBuffer();
+			} else {
+				$this->__sendBody();
+				$this->__parseBuffer();
+			}
+		}
+
+		public function __parseBuffer() {
+			while ($this->http_buffer) {
+				$idx = key($this->http_buffer);
+				$buffer = $this->http_buffer[$idx];
+				unset($this->http_buffer[$idx]);
+				if($buffer) {
+					$xml = new SimpleXMLElement($buffer);
+					$children = $xml->xpath('child::node()');
+					foreach ($children as $child) {
+						$buff = $child->asXML();
+						$this->log->log("RECV: $buff",  XMPPHP_Log::LEVEL_VERBOSE);
+						xml_parse($this->parser, $buff, false);
+					}
+				}
+			}
+		}
+
+		public function send($msg) {
+			$this->log->log("SEND: $msg",  XMPPHP_Log::LEVEL_VERBOSE);
+			$msg = new SimpleXMLElement($msg);
+			#$msg->addAttribute('xmlns', 'jabber:client');
+			$this->__sendBody($this->__buildBody($msg), true);
+			#$this->__parseBuffer();
+		}
+
+		public function reset() {
+			$this->xml_depth = 0;
+			unset($this->xmlobj);
+			$this->xmlobj = array();
+			$this->setupParser();
+			#$this->send($this->stream_start);
+			$body = $this->__buildBody();
+			$body->addAttribute('to', $this->host);
+			$body->addAttribute('xmpp:restart', 'true', 'urn:xmpp:xbosh');
+			$buff = "<stream:stream xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>";
+			$response = $this->__sendBody($body);
+			$this->been_reset = true;
+			xml_parse($this->parser, $buff, false);
+		}
+
+		public function loadSession() {
+			if(isset($_SESSION['XMPPHP_BOSH_RID'])) $this->rid = $_SESSION['XMPPHP_BOSH_RID'];
+			if(isset($_SESSION['XMPPHP_BOSH_SID'])) $this->sid = $_SESSION['XMPPHP_BOSH_SID'];
+			if(isset($_SESSION['XMPPHP_BOSH_authed'])) $this->authed = $_SESSION['XMPPHP_BOSH_authed'];
+			if(isset($_SESSION['XMPPHP_BOSH_jid'])) $this->jid = $_SESSION['XMPPHP_BOSH_jid'];
+			if(isset($_SESSION['XMPPHP_BOSH_fulljid'])) $this->fulljid = $_SESSION['XMPPHP_BOSH_fulljid'];
+		}
+
+		public function saveSession() {
+			$_SESSION['XMPPHP_BOSH_RID'] = (string) $this->rid;
+			$_SESSION['XMPPHP_BOSH_SID'] = (string) $this->sid;
+			$_SESSION['XMPPHP_BOSH_authed'] = (boolean) $this->authed;
+			$_SESSION['XMPPHP_BOSH_jid'] = (string) $this->jid;
+			$_SESSION['XMPPHP_BOSH_fulljid'] = (string) $this->fulljid;
+		}
+}

File XMPPHP/Exception.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package    XMPPHP
+ * @author     Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author     Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/**
+ * XMPPHP Exception
+ *
+ * @category   xmpphp 
+ * @package    XMPPHP
+ * @author     Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author     Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version    $Id$
+ */
+class XMPPHP_Exception extends Exception {
+}

File XMPPHP/Log.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/**
+ * XMPPHP Log
+ * 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version	$Id$
+ */
+class XMPPHP_Log {
+	
+	const LEVEL_ERROR   = 0;
+	const LEVEL_WARNING = 1;
+	const LEVEL_INFO	= 2;
+	const LEVEL_DEBUG   = 3;
+	const LEVEL_VERBOSE = 4;
+	
+	/**
+	 * @var array
+	 */
+	protected $data = array();
+
+	/**
+	 * @var array
+	 */
+	protected $names = array('ERROR', 'WARNING', 'INFO', 'DEBUG', 'VERBOSE');
+
+	/**
+	 * @var integer
+	 */
+	protected $runlevel;
+
+	/**
+	 * @var boolean
+	 */
+	protected $printout;
+
+	/**
+	 * Constructor
+	 *
+	 * @param boolean $printout
+	 * @param string  $runlevel
+	 */
+	public function __construct($printout = false, $runlevel = self::LEVEL_INFO) {
+		$this->printout = (boolean)$printout;
+		$this->runlevel = (int)$runlevel;
+	}
+
+	/**
+	 * Add a message to the log data array
+	 * If printout in this instance is set to true, directly output the message
+	 *
+	 * @param string  $msg
+	 * @param integer $runlevel
+	 */
+	public function log($msg, $runlevel = self::LEVEL_INFO) {
+		$time = time();
+		#$this->data[] = array($this->runlevel, $msg, $time);
+		if($this->printout and $runlevel <= $this->runlevel) {
+			$this->writeLine($msg, $runlevel, $time);
+		}
+	}
+
+	/**
+	 * Output the complete log.
+	 * Log will be cleared if $clear = true
+	 *
+	 * @param boolean $clear
+	 * @param integer $runlevel
+	 */
+	public function printout($clear = true, $runlevel = null) {
+		if($runlevel === null) {
+			$runlevel = $this->runlevel;
+		}
+		foreach($this->data as $data) {
+			if($runlevel <= $data[0]) {
+				$this->writeLine($data[1], $runlevel, $data[2]);
+			}
+		}
+		if($clear) {
+			$this->data = array();
+		}
+	}
+	
+	protected function writeLine($msg, $runlevel, $time) {
+		//echo date('Y-m-d H:i:s', $time)." [".$this->names[$runlevel]."]: ".$msg."\n";
+		echo $time." [".$this->names[$runlevel]."]: ".$msg."\n";
+		flush();
+	}
+}

File XMPPHP/Roster.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/**
+ * XMPPHP Roster Object
+ * 
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version	$Id$
+ */
+
+class Roster {
+	/**
+	 * Roster array, handles contacts and presence.  Indexed by jid.
+	 * Contains array with potentially two indexes 'contact' and 'presence'
+	 * @var array
+	 */
+	protected $roster_array = array();
+	/**
+	 * Constructor
+	 * 
+	 */
+	public function __construct($roster_array = array()) {
+		if ($this->verifyRoster($roster_array)) {
+			$this->roster_array = $roster_array; //Allow for prepopulation with existing roster
+		} else {
+			$this->roster_array = array();
+		}
+	}
+
+	/**
+	 *
+	 * Check that a given roster array is of a valid structure (empty is still valid)
+	 *
+	 * @param array $roster_array
+	 */
+	protected function verifyRoster($roster_array) {
+		#TODO once we know *what* a valid roster array looks like
+		return True;
+	}
+
+	/**
+	 *
+	 * Add given contact to roster
+	 *
+	 * @param string $jid
+	 * @param string $subscription
+	 * @param string $name
+	 * @param array $groups
+	 */
+	public function addContact($jid, $subscription, $name='', $groups=array()) {
+		$contact = array('jid' => $jid, 'subscription' => $subscription, 'name' => $name, 'groups' => $groups);
+		if ($this->isContact($jid)) {
+			$this->roster_array[$jid]['contact'] = $contact;
+		} else {
+			$this->roster_array[$jid] = array('contact' => $contact);
+		}
+	}
+
+	/**
+	 * 
+	 * Retrieve contact via jid
+	 *
+	 * @param string $jid
+	 */
+	public function getContact($jid) {
+		if ($this->isContact($jid)) {
+			return $this->roster_array[$jid]['contact'];
+		}
+	}
+
+	/**
+	 *
+	 * Discover if a contact exists in the roster via jid
+	 *
+	 * @param string $jid
+	 */
+	public function isContact($jid) {
+		return (array_key_exists($jid, $this->roster_array));
+	}
+
+	/**
+	 *
+	 * Set presence
+	 *
+	 * @param string $presence
+	 * @param integer $priority
+	 * @param string $show
+	 * @param string $status
+	*/
+	public function setPresence($presence, $priority, $show, $status) {
+		list($jid, $resource) = split("/", $presence);
+		if ($show != 'unavailable') {
+			if (!$this->isContact($jid)) {
+				$this->addContact($jid, 'not-in-roster');
+			}
+			$resource = $resource ? $resource : '';
+			$this->roster_array[$jid]['presence'][$resource] = array('priority' => $priority, 'show' => $show, 'status' => $status);
+		} else { //Nuke unavailable resources to save memory
+			unset($this->roster_array[$jid]['resource'][$resource]);
+		}
+	}
+
+	/*
+	 *
+	 * Return best presence for jid
+	 *
+	 * @param string $jid
+	 */
+	public function getPresence($jid) {
+		$split = split("/", $jid);
+		$jid = $split[0];
+		if($this->isContact($jid)) {
+			$current = array('resource' => '', 'active' => '', 'priority' => -129, 'show' => '', 'status' => ''); //Priorities can only be -128 = 127
+			foreach($this->roster_array[$jid]['presence'] as $resource => $presence) {
+				//Highest available priority or just highest priority
+				if ($presence['priority'] > $current['priority'] and (($presence['show'] == "chat" or $presence['show'] == "available") or ($current['show'] != "chat" or $current['show'] != "available"))) {
+					$current = $presence;
+					$current['resource'] = $resource;
+				}
+			}
+			return $current;
+		}
+	}
+	/**
+	 *
+	 * Get roster
+	 *
+	 */
+	public function getRoster() {
+		return $this->roster_array;
+	}
+}
+?>

File XMPPHP/XMLObj.php

+<?php 
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/**
+ * XMPPHP XML Object
+ * 
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version	$Id$
+ */
+class XMPPHP_XMLObj {
+	/**
+	 * Tag name
+	 *
+	 * @var string
+	 */
+	public $name;
+	
+	/**
+	 * Namespace
+	 *
+	 * @var string
+	 */
+	public $ns;
+	
+	/**
+	 * Attributes
+	 *
+	 * @var array
+	 */
+	public $attrs = array();
+	
+	/**
+	 * Subs?
+	 *
+	 * @var array
+	 */
+	public $subs = array();
+	
+	/**
+	 * Node data
+	 * 
+	 * @var string
+	 */
+	public $data = '';
+
+	/**
+	 * Constructor
+	 *
+	 * @param string $name
+	 * @param string $ns
+	 * @param array  $attrs
+	 * @param string $data
+	 */
+	public function __construct($name, $ns = '', $attrs = array(), $data = '') {
+		$this->name = strtolower($name);
+		$this->ns   = $ns;
+		if(is_array($attrs) && count($attrs)) {
+			foreach($attrs as $key => $value) {
+				$this->attrs[strtolower($key)] = $value;
+			}
+		}
+		$this->data = $data;
+	}
+
+	/**
+	 * Dump this XML Object to output.
+	 *
+	 * @param integer $depth
+	 */
+	public function printObj($depth = 0) {
+		print str_repeat("\t", $depth) . $this->name . " " . $this->ns . ' ' . $this->data;
+		print "\n";
+		foreach($this->subs as $sub) {
+			$sub->printObj($depth + 1);
+		}
+	}
+
+	/**
+	 * Return this XML Object in xml notation
+	 *
+	 * @param string $str
+	 */
+	public function toString($str = '') {
+		$str .= "<{$this->name} xmlns='{$this->ns}' ";
+		foreach($this->attrs as $key => $value) {
+			if($key != 'xmlns') {
+				$value = htmlspecialchars($value);
+				$str .= "$key='$value' ";
+			}
+		}
+		$str .= ">";
+		foreach($this->subs as $sub) {
+			$str .= $sub->toString();
+		}
+		$body = htmlspecialchars($this->data);
+		$str .= "$body</{$this->name}>";
+		return $str;
+	}
+
+	/**
+	 * Has this XML Object the given sub?
+	 * 
+	 * @param string $name
+	 * @return boolean
+	 */
+	public function hasSub($name, $ns = null) {
+		foreach($this->subs as $sub) {
+			if(($name == "*" or $sub->name == $name) and ($ns == null or $sub->ns == $ns)) return true;
+		}
+		return false;
+	}
+
+	/**
+	 * Return a sub
+	 *
+	 * @param string $name
+	 * @param string $attrs
+	 * @param string $ns
+	 */
+	public function sub($name, $attrs = null, $ns = null) {
+		#TODO attrs is ignored
+		foreach($this->subs as $sub) {
+			if($sub->name == $name and ($ns == null or $sub->ns == $ns)) {
+				return $sub;
+			}
+		}
+	}
+}

File XMPPHP/XMLStream.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/** XMPPHP_Exception */
+require_once dirname(__FILE__) . '/Exception.php';
+
+/** XMPPHP_XMLObj */
+require_once dirname(__FILE__) . '/XMLObj.php';
+
+/** XMPPHP_Log */
+require_once dirname(__FILE__) . '/Log.php';
+
+/**
+ * XMPPHP XML Stream
+ * 
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version	$Id$
+ */
+class XMPPHP_XMLStream {
+	/**
+	 * @var resource
+	 */
+	protected $socket;
+	/**
+	 * @var resource
+	 */
+	protected $parser;
+	/**
+	 * @var string
+	 */
+	protected $buffer;
+	/**
+	 * @var integer
+	 */
+	protected $xml_depth = 0;
+	/**
+	 * @var string
+	 */
+	protected $host;
+	/**
+	 * @var integer
+	 */
+	protected $port;
+	/**
+	 * @var string
+	 */
+	protected $stream_start = '<stream>';
+	/**
+	 * @var string
+	 */
+	protected $stream_end = '</stream>';
+	/**
+	 * @var boolean
+	 */
+	protected $disconnected = false;
+	/**
+	 * @var boolean
+	 */
+	protected $sent_disconnect = false;
+	/**
+	 * @var array
+	 */
+	protected $ns_map = array();
+	/**
+	 * @var array
+	 */
+	protected $current_ns = array();
+	/**
+	 * @var array
+	 */
+	protected $xmlobj = null;
+	/**
+	 * @var array
+	 */
+	protected $nshandlers = array();
+	/**
+	 * @var array
+	 */
+	protected $xpathhandlers = array();
+	/**
+	 * @var array
+	 */
+	protected $idhandlers = array();
+	/**
+	 * @var array
+	 */
+	protected $eventhandlers = array();
+	/**
+	 * @var integer
+	 */
+	protected $lastid = 0;
+	/**
+	 * @var string
+	 */
+	protected $default_ns;
+	/**
+	 * @var string
+	 */
+	protected $until = '';
+	/**
+	 * @var string
+	 */
+	protected $until_count = '';
+	/**
+	 * @var array
+	 */
+	protected $until_happened = false;
+	/**
+	 * @var array
+	 */
+	protected $until_payload = array();
+	/**
+	 * @var XMPPHP_Log
+	 */
+	protected $log;
+	/**
+	 * @var boolean
+	 */
+	protected $reconnect = true;
+	/**
+	 * @var boolean
+	 */
+	protected $been_reset = false;
+	/**
+	 * @var boolean
+	 */
+	protected $is_server;
+	/**
+	 * @var float
+	 */
+	protected $last_send = 0;
+	/**
+	 * @var boolean
+	 */
+	protected $use_ssl = false;
+	/**
+	 * @var integer
+	 */
+	protected $reconnectTimeout = 30;
+
+	/**
+	 * Constructor
+	 *
+	 * @param string  $host
+	 * @param string  $port
+	 * @param boolean $printlog
+	 * @param string  $loglevel
+	 * @param boolean $is_server
+	 */
+	public function __construct($host = null, $port = null, $printlog = false, $loglevel = null, $is_server = false) {
+		$this->reconnect = !$is_server;
+		$this->is_server = $is_server;
+		$this->host = $host;
+		$this->port = $port;
+		$this->setupParser();
+		$this->log = new XMPPHP_Log($printlog, $loglevel);
+	}
+
+	/**
+	 * Destructor
+	 * Cleanup connection
+	 */
+	public function __destruct() {
+		if(!$this->disconnected && $this->socket) {
+			$this->disconnect();
+		}
+	}
+	
+	/**
+	 * Return the log instance
+	 *
+	 * @return XMPPHP_Log
+	 */
+	public function getLog() {
+		return $this->log;
+	}
+	
+	/**
+	 * Get next ID
+	 *
+	 * @return integer
+	 */
+	public function getId() {
+		$this->lastid++;
+		return $this->lastid;
+	}
+
+	/**
+	 * Set SSL
+	 *
+	 * @return integer
+	 */
+	public function useSSL($use=true) {
+		$this->use_ssl = $use;
+	}
+
+	/**
+	 * Add ID Handler
+	 *
+	 * @param integer $id
+	 * @param string  $pointer
+	 * @param string  $obj
+	 */
+	public function addIdHandler($id, $pointer, $obj = null) {
+		$this->idhandlers[$id] = array($pointer, $obj);
+	}
+
+	/**
+	 * Add Handler
+	 *
+	 * @param string $name
+	 * @param string  $ns
+	 * @param string  $pointer
+	 * @param string  $obj
+	 * @param integer $depth
+	 */
+	public function addHandler($name, $ns, $pointer, $obj = null, $depth = 1) {
+		#TODO deprication warning
+		$this->nshandlers[] = array($name,$ns,$pointer,$obj, $depth);
+	}
+
+	/**
+	 * Add XPath Handler
+	 *
+	 * @param string $xpath
+	 * @param string $pointer
+	 * @param
+	 */
+	public function addXPathHandler($xpath, $pointer, $obj = null) {
+		if (preg_match_all("/\(?{[^\}]+}\)?(\/?)[^\/]+/", $xpath, $regs)) {
+			$ns_tags = $regs[0];
+		} else {
+			$ns_tags = array($xpath);
+		}
+		foreach($ns_tags as $ns_tag) {
+			list($l, $r) = split("}", $ns_tag);
+			if ($r != null) {
+				$xpart = array(substr($l, 1), $r);
+			} else {
+				$xpart = array(null, $l);
+			}
+			$xpath_array[] = $xpart;
+		}
+		$this->xpathhandlers[] = array($xpath_array, $pointer, $obj);
+	}
+
+	/**
+	 * Add Event Handler
+	 *
+	 * @param integer $id
+	 * @param string  $pointer
+	 * @param string  $obj
+	 */
+	public function addEventHandler($name, $pointer, $obj) {
+		$this->eventhandlers[] = array($name, $pointer, $obj);
+	}
+
+	/**
+	 * Connect to XMPP Host
+	 *
+	 * @param integer $timeout
+	 * @param boolean $persistent
+	 * @param boolean $sendinit
+	 */
+	public function connect($timeout = 30, $persistent = false, $sendinit = true) {
+		$this->sent_disconnect = false;
+		$starttime = time();
+		
+		do {
+			$this->disconnected = false;
+			$this->sent_disconnect = false;
+			if($persistent) {
+				$conflag = STREAM_CLIENT_CONNECT | STREAM_CLIENT_PERSISTENT;
+			} else {
+				$conflag = STREAM_CLIENT_CONNECT;
+			}
+			$conntype = 'tcp';
+			if($this->use_ssl) $conntype = 'ssl';
+			$this->log->log("Connecting to $conntype://{$this->host}:{$this->port}");
+			try {
+				$this->socket = @stream_socket_client("$conntype://{$this->host}:{$this->port}", $errno, $errstr, $timeout, $conflag);
+			} catch (Exception $e) {
+				throw new XMPPHP_Exception($e->getMessage());
+			}
+			if(!$this->socket) {
+				$this->log->log("Could not connect.",  XMPPHP_Log::LEVEL_ERROR);
+				$this->disconnected = true;
+				# Take it easy for a few seconds
+				sleep(min($timeout, 5));
+			}
+		} while (!$this->socket && (time() - $starttime) < $timeout);
+		
+		if ($this->socket) {
+			stream_set_blocking($this->socket, 1);
+			if($sendinit) $this->send($this->stream_start);
+		} else {
+			throw new XMPPHP_Exception("Could not connect before timeout.");
+		}
+	}
+
+	/**
+	 * Reconnect XMPP Host
+	 */
+	public function doReconnect() {
+		if(!$this->is_server) {
+			$this->log->log("Reconnecting ($this->reconnectTimeout)...",  XMPPHP_Log::LEVEL_WARNING);
+			$this->connect($this->reconnectTimeout, false, false);
+			$this->reset();
+			$this->event('reconnect');
+		}
+	}
+
+	public function setReconnectTimeout($timeout) {
+		$this->reconnectTimeout = $timeout;
+	}
+	
+	/**
+	 * Disconnect from XMPP Host
+	 */
+	public function disconnect() {
+		$this->log->log("Disconnecting...",  XMPPHP_Log::LEVEL_VERBOSE);
+		if(false == (bool) $this->socket) {
+			return;
+		}
+		$this->reconnect = false;
+		$this->send($this->stream_end);
+		$this->sent_disconnect = true;
+		$this->processUntil('end_stream', 5);
+		$this->disconnected = true;
+	}
+
+	/**
+	 * Are we are disconnected?
+	 *
+	 * @return boolean
+	 */
+	public function isDisconnected() {
+		return $this->disconnected;
+	}
+
+	/**
+	 * Core reading tool
+	 * 0 -> only read if data is immediately ready
+	 * NULL -> wait forever and ever
+	 * integer -> process for this amount of time 
+	 */
+	
+	private function __process($maximum=5) {
+		
+		$remaining = $maximum;
+		
+		do {
+			$starttime = (microtime(true) * 1000000);
+			$read = array($this->socket);
+			$write = array();
+			$except = array();
+			if (is_null($maximum)) {
+				$secs = NULL;
+				$usecs = NULL;
+			} else if ($maximum == 0) {
+				$secs = 0;
+				$usecs = 0;
+			} else {
+				$usecs = $remaining % 1000000;
+				$secs = floor(($remaining - $usecs) / 1000000);
+			}
+			$updated = @stream_select($read, $write, $except, $secs, $usecs);
+			if ($updated === false) {
+				$this->log->log("Error on stream_select()",  XMPPHP_Log::LEVEL_VERBOSE);				
+				if ($this->reconnect) {
+					$this->doReconnect();
+				} else {
+					fclose($this->socket);
+					$this->socket = NULL;
+					return false;
+				}
+			} else if ($updated > 0) {
+				# XXX: Is this big enough?
+				$buff = @fread($this->socket, 4096);
+				if(!$buff) { 
+					if($this->reconnect) {
+						$this->doReconnect();
+					} else {
+						fclose($this->socket);
+						$this->socket = NULL;
+						return false;
+					}
+				}
+				$this->log->log("RECV: $buff",  XMPPHP_Log::LEVEL_VERBOSE);
+				xml_parse($this->parser, $buff, false);
+			} else {
+				# $updated == 0 means no changes during timeout.
+			}
+			$endtime = (microtime(true)*1000000);
+			$time_past = $endtime - $starttime;
+			$remaining = $remaining - $time_past;
+		} while (is_null($maximum) || $remaining > 0);
+		return true;
+	}
+	
+	/**
+	 * Process
+	 *
+	 * @return string
+	 */
+	public function process() {
+		$this->__process(NULL);
+	}
+
+	/**
+	 * Process until a timeout occurs
+	 *
+	 * @param integer $timeout
+	 * @return string
+	 */
+	public function processTime($timeout=NULL) {
+		if (is_null($timeout)) {
+			return $this->__process(NULL);
+		} else {
+			return $this->__process($timeout * 1000000);
+		}
+	}
+
+	/**
+	 * Process until a specified event or a timeout occurs
+	 *
+	 * @param string|array $event
+	 * @param integer $timeout
+	 * @return string
+	 */
+	public function processUntil($event, $timeout=-1) {
+		$start = time();
+		if(!is_array($event)) $event = array($event);
+		$this->until[] = $event;
+		end($this->until);
+		$event_key = key($this->until);
+		reset($this->until);
+		$this->until_count[$event_key] = 0;
+		$updated = '';
+		while(!$this->disconnected and $this->until_count[$event_key] < 1 and (time() - $start < $timeout or $timeout == -1)) {
+			$this->__process();
+		}
+		if(array_key_exists($event_key, $this->until_payload)) {
+			$payload = $this->until_payload[$event_key];
+			unset($this->until_payload[$event_key]);
+			unset($this->until_count[$event_key]);
+			unset($this->until[$event_key]);
+		} else {
+			$payload = array();
+		}
+		return $payload;
+	}
+
+	/**
+	 * Obsolete?
+	 */
+	public function Xapply_socket($socket) {
+		$this->socket = $socket;
+	}
+
+	/**
+	 * XML start callback
+	 * 
+	 * @see xml_set_element_handler
+	 *
+	 * @param resource $parser
+	 * @param string   $name
+	 */
+	public function startXML($parser, $name, $attr) {
+		if($this->been_reset) {
+			$this->been_reset = false;
+			$this->xml_depth = 0;
+		}
+		$this->xml_depth++;
+		if(array_key_exists('XMLNS', $attr)) {
+			$this->current_ns[$this->xml_depth] = $attr['XMLNS'];
+		} else {
+			$this->current_ns[$this->xml_depth] = $this->current_ns[$this->xml_depth - 1];
+			if(!$this->current_ns[$this->xml_depth]) $this->current_ns[$this->xml_depth] = $this->default_ns;
+		}
+		$ns = $this->current_ns[$this->xml_depth];
+		foreach($attr as $key => $value) {
+			if(strstr($key, ":")) {
+				$key = explode(':', $key);
+				$key = $key[1];
+				$this->ns_map[$key] = $value;
+			}
+		}
+		if(!strstr($name, ":") === false)
+		{
+			$name = explode(':', $name);
+			$ns = $this->ns_map[$name[0]];
+			$name = $name[1];
+		}
+		$obj = new XMPPHP_XMLObj($name, $ns, $attr);
+		if($this->xml_depth > 1) {
+			$this->xmlobj[$this->xml_depth - 1]->subs[] = $obj;
+		}
+		$this->xmlobj[$this->xml_depth] = $obj;
+	}
+
+	/**
+	 * XML end callback
+	 * 
+	 * @see xml_set_element_handler
+	 *
+	 * @param resource $parser
+	 * @param string   $name
+	 */
+	public function endXML($parser, $name) {
+		#$this->log->log("Ending $name",  XMPPHP_Log::LEVEL_DEBUG);
+		#print "$name\n";
+		if($this->been_reset) {
+			$this->been_reset = false;
+			$this->xml_depth = 0;
+		}
+		$this->xml_depth--;
+		if($this->xml_depth == 1) {
+			#clean-up old objects
+			#$found = false; #FIXME This didn't appear to be in use --Gar
+			foreach($this->xpathhandlers as $handler) {
+				if (is_array($this->xmlobj) && array_key_exists(2, $this->xmlobj)) {
+					$searchxml = $this->xmlobj[2];
+					$nstag = array_shift($handler[0]);
+					if (($nstag[0] == null or $searchxml->ns == $nstag[0]) and ($nstag[1] == "*" or $nstag[1] == $searchxml->name)) {
+						foreach($handler[0] as $nstag) {
+							if ($searchxml !== null and $searchxml->hasSub($nstag[1], $ns=$nstag[0])) {
+								$searchxml = $searchxml->sub($nstag[1], $ns=$nstag[0]);
+							} else {
+								$searchxml = null;
+								break;
+							}
+						}
+						if ($searchxml !== null) {
+							if($handler[2] === null) $handler[2] = $this;
+							$this->log->log("Calling {$handler[1]}",  XMPPHP_Log::LEVEL_DEBUG);
+							$handler[2]->$handler[1]($this->xmlobj[2]);
+						}
+					}
+				}
+			}
+			foreach($this->nshandlers as $handler) {
+				if($handler[4] != 1 and array_key_exists(2, $this->xmlobj) and  $this->xmlobj[2]->hasSub($handler[0])) {
+					$searchxml = $this->xmlobj[2]->sub($handler[0]);
+				} elseif(is_array($this->xmlobj) and array_key_exists(2, $this->xmlobj)) {
+					$searchxml = $this->xmlobj[2];
+				}
+				if($searchxml !== null and $searchxml->name == $handler[0] and ($searchxml->ns == $handler[1] or (!$handler[1] and $searchxml->ns == $this->default_ns))) {
+					if($handler[3] === null) $handler[3] = $this;
+					$this->log->log("Calling {$handler[2]}",  XMPPHP_Log::LEVEL_DEBUG);
+					$handler[3]->$handler[2]($this->xmlobj[2]);
+				}
+			}
+			foreach($this->idhandlers as $id => $handler) {
+				if(array_key_exists('id', $this->xmlobj[2]->attrs) and $this->xmlobj[2]->attrs['id'] == $id) {
+					if($handler[1] === null) $handler[1] = $this;
+					$handler[1]->$handler[0]($this->xmlobj[2]);
+					#id handlers are only used once
+					unset($this->idhandlers[$id]);
+					break;
+				}
+			}
+			if(is_array($this->xmlobj)) {
+				$this->xmlobj = array_slice($this->xmlobj, 0, 1);
+				if(isset($this->xmlobj[0]) && $this->xmlobj[0] instanceof XMPPHP_XMLObj) {
+					$this->xmlobj[0]->subs = null;
+				}
+			}
+			unset($this->xmlobj[2]);
+		}
+		if($this->xml_depth == 0 and !$this->been_reset) {
+			if(!$this->disconnected) {
+				if(!$this->sent_disconnect) {
+					$this->send($this->stream_end);
+				}
+				$this->disconnected = true;
+				$this->sent_disconnect = true;
+				fclose($this->socket);
+				if($this->reconnect) {
+					$this->doReconnect();
+				}
+			}
+			$this->event('end_stream');
+		}
+	}
+
+	/**
+	 * XML character callback
+	 * @see xml_set_character_data_handler
+	 *
+	 * @param resource $parser
+	 * @param string   $data
+	 */
+	public function charXML($parser, $data) {
+		if(array_key_exists($this->xml_depth, $this->xmlobj)) {
+			$this->xmlobj[$this->xml_depth]->data .= $data;
+		}
+	}
+
+	/**
+	 * Event?
+	 *
+	 * @param string $name
+	 * @param string $payload
+	 */
+	public function event($name, $payload = null) {
+		$this->log->log("EVENT: $name",  XMPPHP_Log::LEVEL_DEBUG);
+		foreach($this->eventhandlers as $handler) {
+			if($name == $handler[0]) {
+				if($handler[2] === null) {
+					$handler[2] = $this;
+				}
+				$handler[2]->$handler[1]($payload);
+			}
+		}
+		foreach($this->until as $key => $until) {
+			if(is_array($until)) {
+				if(in_array($name, $until)) {
+					$this->until_payload[$key][] = array($name, $payload);
+					if(!isset($this->until_count[$key])) {
+						$this->until_count[$key] = 0;
+					}
+					$this->until_count[$key] += 1;
+					#$this->until[$key] = false;
+				}
+			}
+		}
+	}
+
+	/**
+	 * Read from socket
+	 */
+	public function read() {
+		$buff = @fread($this->socket, 1024);
+		if(!$buff) { 
+			if($this->reconnect) {
+				$this->doReconnect();
+			} else {
+				fclose($this->socket);
+				return false;
+			}
+		}
+		$this->log->log("RECV: $buff",  XMPPHP_Log::LEVEL_VERBOSE);
+		xml_parse($this->parser, $buff, false);
+	}
+
+	/**
+	 * Send to socket
+	 *
+	 * @param string $msg
+	 */
+	public function send($msg, $timeout=NULL) {
+
+		if (is_null($timeout)) {
+			$secs = NULL;
+			$usecs = NULL;
+		} else if ($timeout == 0) {
+			$secs = 0;
+			$usecs = 0;
+		} else {
+			$maximum = $timeout * 1000000;
+			$usecs = $maximum % 1000000;
+			$secs = floor(($maximum - $usecs) / 1000000);
+		}
+		
+		$read = array();
+		$write = array($this->socket);
+		$except = array();
+		
+		$select = @stream_select($read, $write, $except, $secs, $usecs);
+		
+		if($select === False) {
+			$this->log->log("ERROR sending message; reconnecting.");
+			$this->doReconnect();
+			# TODO: retry send here
+			return false;
+		} elseif ($select > 0) {
+			$this->log->log("Socket is ready; send it.", XMPPHP_Log::LEVEL_VERBOSE);
+		} else {
+			$this->log->log("Socket is not ready; break.", XMPPHP_Log::LEVEL_ERROR);
+			return false;
+		}
+		
+		$sentbytes = @fwrite($this->socket, $msg);
+		$this->log->log("SENT: " . mb_substr($msg, 0, $sentbytes, '8bit'), XMPPHP_Log::LEVEL_VERBOSE);
+		if($sentbytes === FALSE) {
+			$this->log->log("ERROR sending message; reconnecting.", XMPPHP_Log::LEVEL_ERROR);
+			$this->doReconnect();
+			return false;
+		}
+		$this->log->log("Successfully sent $sentbytes bytes.", XMPPHP_Log::LEVEL_VERBOSE);
+		return $sentbytes;
+	}
+
+	public function time() {
+		list($usec, $sec) = explode(" ", microtime());
+		return (float)$sec + (float)$usec;
+	}
+
+	/**
+	 * Reset connection
+	 */
+	public function reset() {
+		$this->xml_depth = 0;
+		unset($this->xmlobj);
+		$this->xmlobj = array();
+		$this->setupParser();
+		if(!$this->is_server) {
+			$this->send($this->stream_start);
+		}
+		$this->been_reset = true;
+	}
+
+	/**
+	 * Setup the XML parser
+	 */
+	public function setupParser() {
+		$this->parser = xml_parser_create('UTF-8');
+		xml_parser_set_option($this->parser, XML_OPTION_SKIP_WHITE, 1);
+		xml_parser_set_option($this->parser, XML_OPTION_TARGET_ENCODING, 'UTF-8');
+		xml_set_object($this->parser, $this);
+		xml_set_element_handler($this->parser, 'startXML', 'endXML');
+		xml_set_character_data_handler($this->parser, 'charXML');
+	}
+
+	public function readyToProcess() {
+		$read = array($this->socket);
+		$write = array();
+		$except = array();
+		$updated = @stream_select($read, $write, $except, 0);
+		return (($updated !== false) && ($updated > 0));
+	}
+}

File XMPPHP/XMPP.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/** XMPPHP_XMLStream */
+require_once dirname(__FILE__) . "/XMLStream.php";
+require_once dirname(__FILE__) . "/Roster.php";
+
+/**
+ * XMPPHP Main Class
+ * 
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ * @version	$Id$
+ */
+class XMPPHP_XMPP extends XMPPHP_XMLStream {
+	/**
+	 * @var string
+	 */
+	public $server;
+
+	/**
+	 * @var string
+	 */
+	public $user;
+	
+	/**
+	 * @var string
+	 */
+	protected $password;
+	
+	/**
+	 * @var string
+	 */
+	protected $resource;
+	
+	/**
+	 * @var string
+	 */
+	protected $fulljid;
+	
+	/**
+	 * @var string
+	 */
+	protected $basejid;
+	
+	/**
+	 * @var boolean
+	 */
+	protected $authed = false;
+	protected $session_started = false;
+	
+	/**
+	 * @var boolean
+	 */
+	protected $auto_subscribe = false;
+	
+	/**
+	 * @var boolean
+	 */
+	protected $use_encryption = true;
+	
+	/**
+	 * @var boolean
+	 */
+	public $track_presence = true;
+	
+	/**
+	 * @var object
+	 */
+	public $roster;
+
+	/**
+	 * Constructor
+	 *
+	 * @param string  $host
+	 * @param integer $port
+	 * @param string  $user
+	 * @param string  $password
+	 * @param string  $resource
+	 * @param string  $server
+	 * @param boolean $printlog
+	 * @param string  $loglevel
+	 */
+	public function __construct($host, $port, $user, $password, $resource, $server = null, $printlog = false, $loglevel = null) {
+		parent::__construct($host, $port, $printlog, $loglevel);
+		
+		$this->user	 = $user;
+		$this->password = $password;
+		$this->resource = $resource;
+		if(!$server) $server = $host;
+		$this->basejid = $this->user . '@' . $this->host;
+
+		$this->roster = new Roster();
+		$this->track_presence = true;
+
+		$this->stream_start = '<stream:stream to="' . $server . '" xmlns:stream="http://etherx.jabber.org/streams" xmlns="jabber:client" version="1.0">';
+		$this->stream_end   = '</stream:stream>';
+		$this->default_ns   = 'jabber:client';
+		
+		$this->addXPathHandler('{http://etherx.jabber.org/streams}features', 'features_handler');
+		$this->addXPathHandler('{urn:ietf:params:xml:ns:xmpp-sasl}success', 'sasl_success_handler');
+		$this->addXPathHandler('{urn:ietf:params:xml:ns:xmpp-sasl}failure', 'sasl_failure_handler');
+		$this->addXPathHandler('{urn:ietf:params:xml:ns:xmpp-tls}proceed', 'tls_proceed_handler');
+		$this->addXPathHandler('{jabber:client}message', 'message_handler');
+		$this->addXPathHandler('{jabber:client}presence', 'presence_handler');
+		$this->addXPathHandler('iq/{jabber:iq:roster}query', 'roster_iq_handler');
+	}
+
+	/**
+	 * Turn encryption on/ff
+	 *
+	 * @param boolean $useEncryption
+	 */
+	public function useEncryption($useEncryption = true) {
+		$this->use_encryption = $useEncryption;
+	}
+	
+	/**
+	 * Turn on auto-authorization of subscription requests.
+	 *
+	 * @param boolean $autoSubscribe
+	 */
+	public function autoSubscribe($autoSubscribe = true) {
+		$this->auto_subscribe = $autoSubscribe;
+	}
+
+	/**
+	 * Send XMPP Message
+	 *
+	 * @param string $to
+	 * @param string $body
+	 * @param string $type
+	 * @param string $subject
+	 */
+	public function message($to, $body, $type = 'chat', $subject = null, $payload = null) {
+	    if(is_null($type))
+	    {
+	        $type = 'chat';
+	    }
+	    
+		$to	  = htmlspecialchars($to);
+		$body	= htmlspecialchars($body);
+		$subject = htmlspecialchars($subject);
+		
+		$out = "<message from=\"{$this->fulljid}\" to=\"$to\" type='$type'>";
+		if($subject) $out .= "<subject>$subject</subject>";
+		$out .= "<body>$body</body>";
+		if($payload) $out .= $payload;
+		$out .= "</message>";
+		
+		$this->send($out);
+	}
+
+	/**
+	 * Set Presence
+	 *
+	 * @param string $status
+	 * @param string $show
+	 * @param string $to
+	 */
+	public function presence($status = null, $show = 'available', $to = null, $type='available', $priority=0) {
+		if($type == 'available') $type = '';
+		$to	 = htmlspecialchars($to);
+		$status = htmlspecialchars($status);
+		if($show == 'unavailable') $type = 'unavailable';
+		
+		$out = "<presence";
+		if($to) $out .= " to=\"$to\"";
+		if($type) $out .= " type='$type'";
+		if($show == 'available' and !$status) {
+			$out .= "/>";
+		} else {
+			$out .= ">";
+			if($show != 'available') $out .= "<show>$show</show>";
+			if($status) $out .= "<status>$status</status>";
+			if($priority) $out .= "<priority>$priority</priority>";
+			$out .= "</presence>";
+		}
+		
+		$this->send($out);
+	}
+	/**
+	 * Send Auth request
+	 *
+	 * @param string $jid
+	 */
+	public function subscribe($jid) {
+		$this->send("<presence type='subscribe' to='{$jid}' from='{$this->fulljid}' />");
+		#$this->send("<presence type='subscribed' to='{$jid}' from='{$this->fulljid}' />");
+	}
+
+	/**
+	 * Message handler
+	 *
+	 * @param string $xml
+	 */
+	public function message_handler($xml) {
+		if(isset($xml->attrs['type'])) {
+			$payload['type'] = $xml->attrs['type'];
+		} else {
+			$payload['type'] = 'chat';
+		}
+		$payload['from'] = $xml->attrs['from'];
+		$payload['body'] = $xml->sub('body')->data;
+		$payload['xml'] = $xml;
+		$this->log->log("Message: {$xml->sub('body')->data}", XMPPHP_Log::LEVEL_DEBUG);
+		$this->event('message', $payload);
+	}
+
+	/**
+	 * Presence handler
+	 *
+	 * @param string $xml
+	 */
+	public function presence_handler($xml) {
+		$payload['type'] = (isset($xml->attrs['type'])) ? $xml->attrs['type'] : 'available';
+		$payload['show'] = (isset($xml->sub('show')->data)) ? $xml->sub('show')->data : $payload['type'];
+		$payload['from'] = $xml->attrs['from'];
+		$payload['status'] = (isset($xml->sub('status')->data)) ? $xml->sub('status')->data : '';
+		$payload['priority'] = (isset($xml->sub('priority')->data)) ? intval($xml->sub('priority')->data) : 0;
+		$payload['xml'] = $xml;
+		if($this->track_presence) {
+			$this->roster->setPresence($payload['from'], $payload['priority'], $payload['show'], $payload['status']);
+		}
+		$this->log->log("Presence: {$payload['from']} [{$payload['show']}] {$payload['status']}",  XMPPHP_Log::LEVEL_DEBUG);
+		if(array_key_exists('type', $xml->attrs) and $xml->attrs['type'] == 'subscribe') {
+			if($this->auto_subscribe) {
+				$this->send("<presence type='subscribed' to='{$xml->attrs['from']}' from='{$this->fulljid}' />");
+				$this->send("<presence type='subscribe' to='{$xml->attrs['from']}' from='{$this->fulljid}' />");
+			}
+			$this->event('subscription_requested', $payload);
+		} elseif(array_key_exists('type', $xml->attrs) and $xml->attrs['type'] == 'subscribed') {
+			$this->event('subscription_accepted', $payload);
+		} else {
+			$this->event('presence', $payload);
+		}
+	}
+
+	/**
+	 * Features handler
+	 *
+	 * @param string $xml
+	 */
+	protected function features_handler($xml) {
+		if($xml->hasSub('starttls') and $this->use_encryption) {
+			$this->send("<starttls xmlns='urn:ietf:params:xml:ns:xmpp-tls'><required /></starttls>");
+		} elseif($xml->hasSub('bind') and $this->authed) {
+			$id = $this->getId();
+			$this->addIdHandler($id, 'resource_bind_handler');
+			$this->send("<iq xmlns=\"jabber:client\" type=\"set\" id=\"$id\"><bind xmlns=\"urn:ietf:params:xml:ns:xmpp-bind\"><resource>{$this->resource}</resource></bind></iq>");
+		} else {
+			$this->log->log("Attempting Auth...");
+			if ($this->password) {
+			$this->send("<auth xmlns='urn:ietf:params:xml:ns:xmpp-sasl' mechanism='PLAIN'>" . base64_encode("\x00" . $this->user . "\x00" . $this->password) . "</auth>");
+			} else {
+                        $this->send("<auth xmlns='urn:ietf:params:xml:ns:xmpp-sasl' mechanism='ANONYMOUS'/>");
+			}	
+		}
+	}
+
+	/**
+	 * SASL success handler
+	 *
+	 * @param string $xml
+	 */
+	protected function sasl_success_handler($xml) {
+		$this->log->log("Auth success!");
+		$this->authed = true;
+		$this->reset();
+	}
+	
+	/**
+	 * SASL feature handler
+	 *
+	 * @param string $xml
+	 */
+	protected function sasl_failure_handler($xml) {
+		$this->log->log("Auth failed!",  XMPPHP_Log::LEVEL_ERROR);
+		$this->disconnect();
+		
+		throw new XMPPHP_Exception('Auth failed!');
+	}
+
+	/**
+	 * Resource bind handler
+	 *
+	 * @param string $xml
+	 */
+	protected function resource_bind_handler($xml) {
+		if($xml->attrs['type'] == 'result') {
+			$this->log->log("Bound to " . $xml->sub('bind')->sub('jid')->data);
+			$this->fulljid = $xml->sub('bind')->sub('jid')->data;
+			$jidarray = explode('/',$this->fulljid);
+			$this->jid = $jidarray[0];
+		}
+		$id = $this->getId();
+		$this->addIdHandler($id, 'session_start_handler');
+		$this->send("<iq xmlns='jabber:client' type='set' id='$id'><session xmlns='urn:ietf:params:xml:ns:xmpp-session' /></iq>");
+	}
+
+	/**
+	* Retrieves the roster
+	*
+	*/
+	public function getRoster() {
+		$id = $this->getID();
+		$this->send("<iq xmlns='jabber:client' type='get' id='$id'><query xmlns='jabber:iq:roster' /></iq>");
+	}
+
+	/**
+	* Roster iq handler
+	* Gets all packets matching XPath "iq/{jabber:iq:roster}query'
+	*
+	* @param string $xml
+	*/
+	protected function roster_iq_handler($xml) {
+		$status = "result";
+		$xmlroster = $xml->sub('query');
+		foreach($xmlroster->subs as $item) {
+			$groups = array();
+			if ($item->name == 'item') {
+				$jid = $item->attrs['jid']; //REQUIRED
+				$name = $item->attrs['name']; //MAY
+				$subscription = $item->attrs['subscription'];
+				foreach($item->subs as $subitem) {
+					if ($subitem->name == 'group') {
+						$groups[] = $subitem->data;
+					}
+				}
+				$contacts[] = array($jid, $subscription, $name, $groups); //Store for action if no errors happen
+			} else {
+				$status = "error";
+			}
+		}
+		if ($status == "result") { //No errors, add contacts
+			foreach($contacts as $contact) {
+				$this->roster->addContact($contact[0], $contact[1], $contact[2], $contact[3]);
+			}
+		}
+		if ($xml->attrs['type'] == 'set') {
+			$this->send("<iq type=\"reply\" id=\"{$xml->attrs['id']}\" to=\"{$xml->attrs['from']}\" />");
+		}
+	}
+
+	/**
+	 * Session start handler
+	 *
+	 * @param string $xml
+	 */
+	protected function session_start_handler($xml) {
+		$this->log->log("Session started");
+		$this->session_started = true;
+		$this->event('session_start');
+	}
+
+	/**
+	 * TLS proceed handler
+	 *
+	 * @param string $xml
+	 */
+	protected function tls_proceed_handler($xml) {
+		$this->log->log("Starting TLS encryption");
+		stream_socket_enable_crypto($this->socket, true, STREAM_CRYPTO_METHOD_SSLv23_CLIENT);
+		$this->reset();
+	}
+
+	/**
+	* Retrieves the vcard
+	*
+	*/
+	public function getVCard($jid = Null) {
+		$id = $this->getID();
+		$this->addIdHandler($id, 'vcard_get_handler');
+		if($jid) {
+			$this->send("<iq type='get' id='$id' to='$jid'><vCard xmlns='vcard-temp' /></iq>");
+		} else {
+			$this->send("<iq type='get' id='$id'><vCard xmlns='vcard-temp' /></iq>");
+		}
+	}
+
+	/**
+	* VCard retrieval handler
+	*
+	* @param XML Object $xml
+	*/
+	protected function vcard_get_handler($xml) {
+		$vcard_array = array();
+		$vcard = $xml->sub('vcard');
+		// go through all of the sub elements and add them to the vcard array
+		foreach ($vcard->subs as $sub) {
+			if ($sub->subs) {
+				$vcard_array[$sub->name] = array();
+				foreach ($sub->subs as $sub_child) {
+					$vcard_array[$sub->name][$sub_child->name] = $sub_child->data;
+				}
+			} else {
+				$vcard_array[$sub->name] = $sub->data;
+			}
+		}
+		$vcard_array['from'] = $xml->attrs['from'];
+		$this->event('vcard', $vcard_array);
+	}
+}

File XMPPHP/XMPP_Old.php

+<?php
+/**
+ * XMPPHP: The PHP XMPP Library
+ * Copyright (C) 2008  Nathanael C. Fritz
+ * This file is part of SleekXMPP.
+ * 
+ * XMPPHP is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ * 
+ * XMPPHP 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 General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with XMPPHP; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * @category   xmpphp 
+ * @package	XMPPHP
+ * @author	 Nathanael C. Fritz <JID: fritzy@netflint.net>
+ * @author	 Stephan Wentz <JID: stephan@jabber.wentz.it>
+ * @author	 Michael Garvin <JID: gar@netflint.net>
+ * @copyright  2008 Nathanael C. Fritz
+ */
+
+/** XMPPHP_XMPP 
+ *
+ * This file is unnecessary unless you need to connect to older, non-XMPP-compliant servers like Dreamhost's.
+ * In this case, use instead of XMPPHP_XMPP, otherwise feel free to delete it.
+ * The old Jabber protocol wasn't standardized, so use at your own risk.
+ *
+ */
+require_once "XMPP.php";
+
+	class XMPPHP_XMPPOld extends XMPPHP_XMPP {
+		/**
+		 *
+		 * @var string
+		 */
+		protected $session_id;
+
+		public function __construct($host, $port, $user, $password, $resource, $server = null, $printlog = false, $loglevel = null) {
+			parent::__construct($host, $port, $user, $password, $resource, $server, $printlog, $loglevel);
+			if(!$server) $server = $host;
+			$this->stream_start = '<stream:stream to="' . $server . '" xmlns:stream="http://etherx.jabber.org/streams" xmlns="jabber:client">';
+			$this->fulljid = "{$user}@{$server}/{$resource}";
+		}
+	
+		/**
+		 * Override XMLStream's startXML
+		 *
+		 * @param parser $parser
+		 * @param string $name
+		 * @param array $attr
+		 */
+		public function startXML($parser, $name, $attr) {
+			if($this->xml_depth == 0) {
+				$this->session_id = $attr['ID'];
+				$this->authenticate();
+			}
+			parent::startXML($parser, $name, $attr);
+		}
+
+		/**
+		 * Send Authenticate Info Request
+		 *
+		 */
+		public function authenticate() {
+			$id = $this->getId();
+			$this->addidhandler($id, 'authfieldshandler');
+			$this->send("<iq type='get' id='$id'><query xmlns='jabber:iq:auth'><username>{$this->user}</username></query></iq>");
+		}
+
+		/**
+		 * Retrieve auth fields and send auth attempt
+		 *
+		 * @param XMLObj $xml
+		 */
+		public function authFieldsHandler($xml) {
+			$id = $this->getId();
+			$this->addidhandler($id, 'oldAuthResultHandler');
+			if($xml->sub('query')->hasSub('digest')) {
+				$hash = sha1($this->session_id . $this->password);
+				print "{$this->session_id} {$this->password}\n";
+				$out = "<iq type='set' id='$id'><query xmlns='jabber:iq:auth'><username>{$this->user}</username><digest>{$hash}</digest><resource>{$this->resource}</resource></query></iq>";
+			} else {
+				$out = "<iq type='set' id='$id'><query xmlns='jabber:iq:auth'><username>{$this->user}</username><password>{$this->password}</password><resource>{$this->resource}</resource></query></iq>";
+			}
+			$this->send($out);
+
+		}
+		
+		/**
+		 * Determine authenticated or failure
+		 *
+		 * @param XMLObj $xml
+		 */
+		public function oldAuthResultHandler($xml) {
+			if($xml->attrs['type'] != 'result') {
+				$this->log->log("Auth failed!",  XMPPHP_Log::LEVEL_ERROR);
+				$this->disconnect();
+				throw new XMPPHP_Exception('Auth failed!');
+			} else {
+				$this->log->log("Session started");
+				$this->event('session_start');
+			}
+		}
+	}
+
+
+?>
+<?php if (!defined('APPLICATION')) exit();
+
+$PluginInfo['GlobalNotify'] = array(
+	'Name' => 'GlobalNotify',
+	'Description' => 'This notifies everybody about all posts. Currently XMPP only.',
+	'Version' => '1.0.1',
+	'Author' => "Christian Kaula",
+	'AuthorEmail' => 'ck@10tok.net',
+	'AuthorUrl' => 'http://christiankaula.com',
+	'RequiredApplications' => false,
+	'RequiredPlugins' => false,
+	'HasLocale' => false,
+	'RegisterPermissions' => false
+);
+
+
+include 'XMPPHP/XMPP.php';
+
+
+class GlobalNotifyPlugin extends Gdn_Plugin {
+
+	protected function GetJIDs() {
+		$jids = array();
+		$DataSet = Gdn::SQL()
+			->Select('u1.Value')
+			->Distinct()
+			->From('UserMeta u1')
+			->Join('UserMeta u2', 'u1.UserID = u2.UserID')
+			->Where('u1.Name', 'Plugin.GlobalNotify.JID')
+			->Where('u1.Value <>', '')
+			->Where('u2.Name', 'Plugin.GlobalNotify.Disable')
+			->Where('u2.Value <>', 'TRUE')
+			->Get();
+		foreach ($DataSet->Result() as $row) {
+			$jids[] = $row->Value;
+		}
+
+		return $jids;
+	}
+
+	protected function XMPPNotify($message) {
+		$jids = $this->GetJIDs();
+		
+		$conn = new XMPPHP_XMPP(
+			C('Plugins.GlobalNotify.XMPP.Host'),
+			C('Plugins.GlobalNotify.XMPP.Port', 5222),
+			C('Plugins.GlobalNotify.XMPP.User'),
+			C('Plugins.GlobalNotify.XMPP.Pass'),
+			C('Plugins.GlobalNotify.XMPP.Resource', 'xmppphp')
+		);
+		try {
+			$conn->connect();
+			$conn->processUntil('session_start');
+			$conn->presence();
+			foreach ($jids as $jid)
+				$conn->message($jid, $message);
+			$conn->disconnect();
+		} catch(XMPPHP_Exception $e) {
+			error_log(($e->getMessage()));
+		}
+	}
+
+	public function PostController_AfterCommentSave_Handler(&$Sender) {
+		$Comment = $Sender->EventArguments['Comment'];
+		$Discussion = $Sender->EventArguments['Discussion'];
+		
+		if ($Comment->Body == '')
+			return;
+		
+		if ($Comment->DateUpdated == null) {
+			$this->XMPPNotify(
+				$Comment->InsertName
+				. ' posted in "' . $Discussion->Name . '"' . ":\n"
+				. $Comment->Body
+			);
+		}
+	}
+
+	public function PostController_AfterDiscussionSave_Handler(&$Sender) {
+		$Discussion = $Sender->EventArguments['Discussion'];
+		$this->XMPPNotify(
+			$Discussion->InsertName . ' started "'
+			. $Discussion->Name . '":\n' . $Discussion->Body
+		);
+	}
+
+	public function ProfileController_AfterAddSideMenu_Handler(&$Sender) {
+		$SideMenu = $Sender->EventArguments['SideMenu'];
+		$Session = Gdn::Session();
+		$ViewingUserID = $Session->UserID;
+
+		if ($Sender->User->UserID == $ViewingUserID) {
+			$SideMenu->AddLink(
+				'Options', T('Global Notify Settings'),
+				'/profile/globalnotify/', FALSE, array('class' => 'Popup')
+			);
+		}
+	}
+
+	public function ProfileController_GlobalNotify_Create(&$Sender) {
+		$UserID = Gdn::Session()->UserID;
+		$UserMeta = $this->GetUserMeta($UserID, '%');
+
+		$Validation = new Gdn_Validation();
+		$ConfigurationModel = new Gdn_ConfigurationModel($Validation);
+		$ConfigArray = array(
+			'Plugin.GlobalNotify.Disable' => null,
+			'Plugin.GlobalNotify.JID' => null
+		);
+		$ConfigurationModel->SetField($ConfigArray);
+
+		if ($Sender->Form->AuthenticatedPostBack() === false && is_array($UserMeta)) {
+			$ConfigArray = array_merge($ConfigArray, $UserMeta);
+		}
+		$ConfigurationModel->SetField($ConfigArray);
+		$Sender->Form->SetModel($ConfigurationModel);
+
+		if ($Sender->Form->AuthenticatedPostBack() === false) {
+			$Sender->Form->SetData($ConfigurationModel->Data);
+		} else {
+			$Values = $Sender->Form->FormValues();
+			$FormValues = array_intersect_key($Values, $ConfigArray);
+			$IsValid = $Sender->Form->ValidateRule(
+				'Plugin.GlobalNotify.JID', 'function:ValidateEmail'
+			);
+			$IsValid = $IsValid && $Sender->Form->ValidateRule(
+				'Plugin.GlobalNotify.Disable', 'function:ValidateBoolean'
+			);
+			if ($IsValid && sizeof($FormValues)) {
+				foreach ($FormValues as $UserMetaKey => $UserMetaValue) {
+					$this->SetUserMeta(
+						$UserID, $this->TrimMetaKey($UserMetaKey), $UserMetaValue
+					);
+				}
+				$Sender->StatusMessage = T('Your changes have been saved.');
+			}
+		}
+		$Sender->Render($this->GetView('globalnotify.php'));
+	}
+
+	public function Setup() {
+		// noop
+	}
+
+	public function Structure() {
+		// noop
+	}
+
+}
+
+?>

File views/globalnotify.php

+<?php if (!defined('APPLICATION')) exit(); ?>
+<h2><?php echo T('Global Notify Settings'); ?></h2>
+<?php
+echo $this->Form->Open();
+echo $this->Form->Errors();
+?>
+<ul>
+	<?php
+		if (isset($this->Data['Plugin-Signatures-ForceEditing']) && $this->Data['Plugin-Signatures-ForceEditing'] != FALSE) {
+	?>
+		<div class="Warning">
+			<?php
+				echo sprintf(
+					T("You are editing %s's signature"),
+					$this->Data['Plugin-Signatures-ForceEditing']
+				);
+			?>
+		</div>
+	<?php
+		}
+	?>
+	<li>
+		<?php
+			echo $this->Form->Label('Settings');
+			echo $this->Form->CheckBox('Plugin.GlobalNotify.Disable', 'Disable global notify?');
+			//echo $this->Form->CheckBox('Plugin.Signatures.HideImages','Strip images out of signatures?');
+		?>
+	</li>
+	<li>
+		<?php
+			echo $this->Form->Label('JID', 'Plugin.GlobalNotify.JID');
+			echo $this->Form->TextBox('Plugin.GlobalNotify.JID');
+		?>
+	</li>
+	<?php
+		//$this->FireEvent('EditMySignatureAfter');
+	?>
+</ul>
+<?php echo $this->Form->Close('Save');