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oldblog/modules/include/class.jabber.php

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initial import
2023-04-30 21:28:42 +02:00
<?php
/***************************************************************************
Class.Jabber.PHP v0.4
(c) 2002 Carlo "Gossip" Zottmann
http://phpjabber.g-blog.net *** gossip@jabber.g-blog.net
The FULL documentation and examples for this software can be found at
http://phpjabber.g-blog.net (not many doc comments in here, sorry)
last modified: 27.04.2003 13:01:53 CET
***************************************************************************/
/***************************************************************************
*
*
***************************************************************************/
/*
Jabber::Connect()
Jabber::Disconnect()
Jabber::SendAuth()
Jabber::AccountRegistration($reg_email {string}, $reg_name {string})
Jabber::Listen()
Jabber::SendPacket($xml {string})
Jabber::RosterUpdate()
Jabber::RosterAddUser($jid {string}, $id {string}, $name {string})
Jabber::RosterRemoveUser($jid {string}, $id {string})
Jabber::RosterExistsJID($jid {string})
Jabber::Subscribe($jid {string})
Jabber::Unsubscribe($jid {string})
Jabber::CallHandler($message {array})
Jabber::CruiseControl([$seconds {number}])
Jabber::SubscriptionApproveRequest($to {string})
Jabber::SubscriptionDenyRequest($to {string})
Jabber::GetFirstFromQueue()
Jabber::GetFromQueueById($packet_type {string}, $id {string})
Jabber::SendMessage($to {string}, $id {number}, $type {string}, $content {array}[, $payload {array}])
Jabber::SendIq($to {string}, $type {string}, $id {string}, $xmlns {string}[, $payload {string}])
Jabber::SendPresence($type {string}[, $to {string}[, $status {string}[, $show {string}[, $priority {number}]]]])
Jabber::SendError($to {string}, $id {string}, $error_number {number}[, $error_message {string}])
Jabber::TransportRegistrationDetails($transport {string})
Jabber::TransportRegistration($transport {string}, $details {array})
Jabber::GetvCard($jid {string}[, $id {string}]) -- EXPERIMENTAL --
Jabber::GetInfoFromMessageFrom($packet {array})
Jabber::GetInfoFromMessageType($packet {array})
Jabber::GetInfoFromMessageId($packet {array})
Jabber::GetInfoFromMessageThread($packet {array})
Jabber::GetInfoFromMessageSubject($packet {array})
Jabber::GetInfoFromMessageBody($packet {array})
Jabber::GetInfoFromMessageError($packet {array})
Jabber::GetInfoFromIqFrom($packet {array})
Jabber::GetInfoFromIqType($packet {array})
Jabber::GetInfoFromIqId($packet {array})
Jabber::GetInfoFromIqKey($packet {array})
Jabber::GetInfoFromIqError($packet {array})
Jabber::GetInfoFromPresenceFrom($packet {array})
Jabber::GetInfoFromPresenceType($packet {array})
Jabber::GetInfoFromPresenceStatus($packet {array})
Jabber::GetInfoFromPresenceShow($packet {array})
Jabber::GetInfoFromPresencePriority($packet {array})
Jabber::AddToLog($string {string})
Jabber::PrintLog()
MakeXML::AddPacketDetails($string {string}[, $value {string/number}])
MakeXML::BuildPacket([$array {array}])
*/
class Jabber
{
var $server;
var $port;
var $username;
var $password;
var $resource;
var $jid;
var $connection;
var $delay_disconnect;
var $stream_id;
var $roster;
var $enable_logging;
var $log_array;
var $log_filename;
var $log_filehandler;
var $iq_sleep_timer;
var $last_ping_time;
var $packet_queue;
var $subscription_queue;
var $iq_version_name;
var $iq_version_os;
var $iq_version_version;
var $error_codes;
var $connected;
var $keep_alive_id;
var $returned_keep_alive;
var $txnid;
var $CONNECTOR;
function Jabber()
{
$this->server = "localhost";
$this->port = "5222";
$this->username = "larry";
$this->password = "curly";
$this->resource = NULL;
$this->enable_logging = FALSE;
$this->log_array = array();
$this->log_filename = '';
$this->log_filehandler = FALSE;
$this->packet_queue = array();
$this->subscription_queue = array();
$this->iq_sleep_timer = 1;
$this->delay_disconnect = 1;
$this->returned_keep_alive = TRUE;
$this->txnid = 0;
$this->iq_version_name = "Class.Jabber.PHP -- http://phpjabber.g-blog.net -- by Carlo 'Gossip' Zottmann, gossip@jabber.g-blog.net";
$this->iq_version_version = "0.4";
$this->iq_version_os = $_SERVER['SERVER_SOFTWARE'];
$this->connection_class = "CJP_StandardConnector";
$this->error_codes = array(400 => "Bad Request",
401 => "Unauthorized",
402 => "Payment Required",
403 => "Forbidden",
404 => "Not Found",
405 => "Not Allowed",
406 => "Not Acceptable",
407 => "Registration Required",
408 => "Request Timeout",
409 => "Conflict",
500 => "Internal Server Error",
501 => "Not Implemented",
502 => "Remove Server Error",
503 => "Service Unavailable",
504 => "Remove Server Timeout",
510 => "Disconnected");
}
function Connect()
{
$this->_create_logfile();
$this->CONNECTOR = new $this->connection_class;
if ($this->CONNECTOR->OpenSocket($this->server, $this->port))
{
$this->SendPacket("<?xml version='1.0' encoding='UTF-8' ?" . ">\n");
$this->SendPacket("<stream:stream to='{$this->server}' xmlns='jabber:client' xmlns:stream='http://etherx.jabber.org/streams'>\n");
sleep(2);
if ($this->_check_connected())
{
$this->connected = TRUE; // Nathan Fritz
return TRUE;
}
else
{
$this->AddToLog("ERROR: Connect() #1");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: Connect() #2");
return FALSE;
}
}
function Disconnect()
{
if (is_int($this->delay_disconnect))
{
sleep($this->delay_disconnect);
}
$this->SendPacket("</stream:stream>");
$this->CONNECTOR->CloseSocket();
$this->_close_logfile();
$this->PrintLog();
}
function SendAuth()
{
$this->auth_id = "auth_" . md5(time() . $_SERVER['REMOTE_ADDR']);
$this->resource = ($this->resource != NULL) ? $this->resource : ("Class.Jabber.PHP " . md5($this->auth_id));
$this->jid = "{$this->username}@{$this->server}/{$this->resource}";
// request available authentication methods
$payload = "<username>{$this->username}</username>";
$packet = $this->SendIq(NULL, 'get', $this->auth_id, "jabber:iq:auth", $payload);
// was a result returned?
if ($this->GetInfoFromIqType($packet) == 'result' && $this->GetInfoFromIqId($packet) == $this->auth_id)
{
// yes, now check for auth method availability in descending order (best to worst)
if (!function_exists(mhash))
{
$this->AddToLog("ATTENTION: SendAuth() - mhash() is not available; screw 0k and digest method, we need to go with plaintext auth");
}
// auth_0k
if (function_exists(mhash) && isset($packet['iq']['#']['query'][0]['#']['sequence'][0]["#"]) && isset($packet['iq']['#']['query'][0]['#']['token'][0]["#"]))
{
return $this->_sendauth_0k($packet['iq']['#']['query'][0]['#']['token'][0]["#"], $packet['iq']['#']['query'][0]['#']['sequence'][0]["#"]);
}
// digest
elseif (function_exists(mhash) && isset($packet['iq']['#']['query'][0]['#']['digest']))
{
return $this->_sendauth_digest();
}
// plain text
elseif ($packet['iq']['#']['query'][0]['#']['password'])
{
return $this->_sendauth_plaintext();
}
// dude, you're fucked
{
$this->AddToLog("ERROR: SendAuth() #2 - No auth method available!");
return FALSE;
}
}
else
{
// no result returned
$this->AddToLog("ERROR: SendAuth() #1");
return FALSE;
}
}
function AccountRegistration($reg_email = NULL, $reg_name = NULL)
{
$packet = $this->SendIq($this->server, 'get', 'reg_01', 'jabber:iq:register');
if ($packet)
{
$key = $this->GetInfoFromIqKey($packet); // just in case a key was passed back from the server
unset($packet);
$payload = "<username>{$this->username}</username>
<password>{$this->password}</password>
<email>$reg_email</email>
<name>$reg_name</name>\n";
$payload .= ($key) ? "<key>$key</key>\n" : '';
$packet = $this->SendIq($this->server, 'set', "reg_01", "jabber:iq:register", $payload);
if ($this->GetInfoFromIqType($packet) == 'result')
{
if (isset($packet['iq']['#']['query'][0]['#']['registered'][0]['#']))
{
$return_code = 1;
}
else
{
$return_code = 2;
}
if ($this->resource)
{
$this->jid = "{$this->username}@{$this->server}/{$this->resource}";
}
else
{
$this->jid = "{$this->username}@{$this->server}";
}
}
elseif ($this->GetInfoFromIqType($packet) == 'error' && isset($packet['iq']['#']['error'][0]['#']))
{
// "conflict" error, i.e. already registered
if ($packet['iq']['#']['error'][0]['@']['code'] == '409')
{
$return_code = 1;
}
else
{
$return_code = "Error " . $packet['iq']['#']['error'][0]['@']['code'] . ": " . $packet['iq']['#']['error'][0]['#'];
}
}
return $return_code;
}
else
{
return 3;
}
}
function SendPacket($xml)
{
$xml = trim($xml);
if ($this->CONNECTOR->WriteToSocket($xml))
{
$this->AddToLog("SEND: $xml");
return TRUE;
}
else
{
$this->AddToLog('ERROR: SendPacket() #1');
return FALSE;
}
}
function Listen()
{
unset($incoming);
while ($line = $this->CONNECTOR->ReadFromSocket(4096))
{
$incoming .= $line;
}
$incoming = trim($incoming);
if ($incoming != "")
{
$this->AddToLog("RECV: $incoming");
}
if ($incoming != "")
{
$temp = $this->_split_incoming($incoming);
for ($a = 0; $a < count($temp); $a++)
{
$this->packet_queue[] = $this->xmlize($temp[$a]);
}
}
return TRUE;
}
function StripJID($jid = NULL)
{
preg_match("/(.*)\/(.*)/Ui", $jid, $temp);
return ($temp[1] != "") ? $temp[1] : $jid;
}
function SendMessage($to, $type = "normal", $id = NULL, $content = NULL, $payload = NULL)
{
if ($to && is_array($content))
{
if (!$id)
{
$id = $type . "_" . time();
}
$content = $this->_array_htmlspecialchars($content);
$xml = "<message to='$to' type='$type' id='$id'>\n";
if ($content['subject'])
{
$xml .= "<subject>" . $content['subject'] . "</subject>\n";
}
if ($content['thread'])
{
$xml .= "<thread>" . $content['thread'] . "</thread>\n";
}
$xml .= "<body>" . $content['body'] . "</body>\n";
$xml .= $payload;
$xml .= "</message>\n";
if ($this->SendPacket($xml))
{
return TRUE;
}
else
{
$this->AddToLog("ERROR: SendMessage() #1");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: SendMessage() #2");
return FALSE;
}
}
function SendPresence($type = NULL, $to = NULL, $status = NULL, $show = NULL, $priority = NULL)
{
$xml = "<presence";
$xml .= ($to) ? " to='$to'" : '';
$xml .= ($type) ? " type='$type'" : '';
$xml .= ($status || $show || $priority) ? ">\n" : " />\n";
$xml .= ($status) ? " <status>$status</status>\n" : '';
$xml .= ($show) ? " <show>$show</show>\n" : '';
$xml .= ($priority) ? " <priority>$priority</priority>\n" : '';
$xml .= ($status || $show || $priority) ? "</presence>\n" : '';
if ($this->SendPacket($xml))
{
return TRUE;
}
else
{
$this->AddToLog("ERROR: SendPresence() #1");
return FALSE;
}
}
function SendError($to, $id = NULL, $error_number, $error_message = NULL)
{
$xml = "<iq type='error' to='$to'";
$xml .= ($id) ? " id='$id'" : '';
$xml .= ">\n";
$xml .= " <error code='$error_number'>";
$xml .= ($error_message) ? $error_message : $this->error_codes[$error_number];
$xml .= "</error>\n";
$xml .= "</iq>";
$this->SendPacket($xml);
}
function RosterUpdate()
{
$roster_request_id = "roster_" . time();
$incoming_array = $this->SendIq(NULL, 'get', $roster_request_id, "jabber:iq:roster");
if (is_array($incoming_array))
{
if ($incoming_array['iq']['@']['type'] == 'result'
&& $incoming_array['iq']['@']['id'] == $roster_request_id
&& $incoming_array['iq']['#']['query']['0']['@']['xmlns'] == "jabber:iq:roster")
{
$number_of_contacts = count($incoming_array['iq']['#']['query'][0]['#']['item']);
$this->roster = array();
for ($a = 0; $a < $number_of_contacts; $a++)
{
$this->roster[$a] = array( "jid" => strtolower($incoming_array['iq']['#']['query'][0]['#']['item'][$a]['@']['jid']),
"name" => $incoming_array['iq']['#']['query'][0]['#']['item'][$a]['@']['name'],
"subscription" => $incoming_array['iq']['#']['query'][0]['#']['item'][$a]['@']['subscription'],
"group" => $incoming_array['iq']['#']['query'][0]['#']['item'][$a]['#']['group'][0]['#']
);
}
return TRUE;
}
else
{
$this->AddToLog("ERROR: RosterUpdate() #1");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: RosterUpdate() #2");
return FALSE;
}
}
function RosterAddUser($jid = NULL, $id = NULL, $name = NULL)
{
$id = ($id) ? $id : "adduser_" . time();
if ($jid)
{
$payload = " <item jid='$jid'";
$payload .= ($name) ? " name='" . htmlspecialchars($name) . "'" : '';
$payload .= "/>\n";
$packet = $this->SendIq(NULL, 'set', $id, "jabber:iq:roster", $payload);
if ($this->GetInfoFromIqType($packet) == 'result')
{
$this->RosterUpdate();
return TRUE;
}
else
{
$this->AddToLog("ERROR: RosterAddUser() #2");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: RosterAddUser() #1");
return FALSE;
}
}
function RosterRemoveUser($jid = NULL, $id = NULL)
{
$id = ($id) ? $id : 'deluser_' . time();
if ($jid && $id)
{
$packet = $this->SendIq(NULL, 'set', $id, "jabber:iq:roster", "<item jid='$jid' subscription='remove'/>");
if ($this->GetInfoFromIqType($packet) == 'result')
{
$this->RosterUpdate();
return TRUE;
}
else
{
$this->AddToLog("ERROR: RosterRemoveUser() #2");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: RosterRemoveUser() #1");
return FALSE;
}
}
function RosterExistsJID($jid = NULL)
{
if ($jid)
{
if ($this->roster)
{
for ($a = 0; $a < count($this->roster); $a++)
{
if ($this->roster[$a]['jid'] == strtolower($jid))
{
return $a;
}
}
}
else
{
$this->AddToLog("ERROR: RosterExistsJID() #2");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: RosterExistsJID() #1");
return FALSE;
}
}
function GetFirstFromQueue()
{
return array_shift($this->packet_queue);
}
function GetFromQueueById($packet_type, $id)
{
$found_message = FALSE;
foreach ($this->packet_queue as $key => $value)
{
if ($value[$packet_type]['@']['id'] == $id)
{
$found_message = $value;
unset($this->packet_queue[$key]);
break;
}
}
return (is_array($found_message)) ? $found_message : FALSE;
}
function CallHandler($packet = NULL)
{
$packet_type = $this->_get_packet_type($packet);
if ($packet_type == "message")
{
$type = $packet['message']['@']['type'];
$type = ($type != "") ? $type : "normal";
$funcmeth = "Handler_message_$type";
}
elseif ($packet_type == "iq")
{
$namespace = $packet['iq']['#']['query'][0]['@']['xmlns'];
$namespace = str_replace(":", "_", $namespace);
$funcmeth = "Handler_iq_$namespace";
}
elseif ($packet_type == "presence")
{
$type = $packet['presence']['@']['type'];
$type = ($type != "") ? $type : "available";
$funcmeth = "Handler_presence_$type";
}
if ($funcmeth != '')
{
if (function_exists($funcmeth))
{
call_user_func($funcmeth, $packet);
}
elseif (method_exists($this, $funcmeth))
{
call_user_func(array(&$this, $funcmeth), $packet);
}
else
{
$this->Handler_NOT_IMPLEMENTED($packet);
$this->AddToLog("ERROR: CallHandler() #1 - neither method nor function $funcmeth() available");
}
}
}
function CruiseControl($seconds = -1)
{
$count = 0;
while ($count != $seconds)
{
$this->Listen();
do {
$packet = $this->GetFirstFromQueue();
if ($packet) {
$this->CallHandler($packet);
}
} while (count($this->packet_queue) > 1);
$count += 0.25;
usleep(250000);
if ($this->last_ping_time != date('H:i'))
{
// Modified by Nathan Fritz
if ($this->returned_keep_alive == FALSE)
{
$this->connected = FALSE;
$this->AddToLog('EVENT: Disconnected');
}
$this->returned_keep_alive = FALSE;
$this->keep_alive_id = 'keep_alive_' . time();
$this->SendPacket("<iq id='{$this->keep_alive_id}'/>", 'CruiseControl');
// **
$this->last_ping_time = date("H:i");
}
}
return TRUE;
}
function SubscriptionAcceptRequest($to = NULL)
{
return ($to) ? $this->SendPresence("subscribed", $to) : FALSE;
}
function SubscriptionDenyRequest($to = NULL)
{
return ($to) ? $this->SendPresence("unsubscribed", $to) : FALSE;
}
function Subscribe($to = NULL)
{
return ($to) ? $this->SendPresence("subscribe", $to) : FALSE;
}
function Unsubscribe($to = NULL)
{
return ($to) ? $this->SendPresence("unsubscribe", $to) : FALSE;
}
function SendIq($to = NULL, $type = 'get', $id = NULL, $xmlns = NULL, $payload = NULL, $from = NULL)
{
if (!preg_match("/^(get|set|result|error)$/", $type))
{
unset($type);
$this->AddToLog("ERROR: SendIq() #2 - type must be 'get', 'set', 'result' or 'error'");
return FALSE;
}
elseif ($id && $xmlns)
{
$xml = "<iq type='$type' id='$id'";
$xml .= ($to) ? " to='$to'" : '';
$xml .= ($from) ? " from='$from'" : '';
$xml .= ">
<query xmlns='$xmlns'>
$payload
</query>
</iq>";
$this->SendPacket($xml);
sleep($this->iq_sleep_timer);
$this->Listen();
return (preg_match("/^(get|set)$/", $type)) ? $this->GetFromQueueById("iq", $id) : TRUE;
}
else
{
$this->AddToLog("ERROR: SendIq() #1 - to, id and xmlns are mandatory");
return FALSE;
}
}
// get the transport registration fields
// method written by Steve Blinch, http://www.blitzaffe.com
function TransportRegistrationDetails($transport)
{
$this->txnid++;
$packet = $this->SendIq($transport, 'get', "reg_{$this->txnid}", "jabber:iq:register", NULL, $this->jid);
if ($packet)
{
$res = array();
foreach ($packet['iq']['#']['query'][0]['#'] as $element => $data)
{
if ($element != 'instructions' && $element != 'key')
{
$res[] = $element;
}
}
return $res;
}
else
{
return 3;
}
}
// register with the transport
// method written by Steve Blinch, http://www.blitzaffe.com
function TransportRegistration($transport, $details)
{
$this->txnid++;
$packet = $this->SendIq($transport, 'get', "reg_{$this->txnid}", "jabber:iq:register", NULL, $this->jid);
if ($packet)
{
$key = $this->GetInfoFromIqKey($packet); // just in case a key was passed back from the server
unset($packet);
$payload = ($key) ? "<key>$key</key>\n" : '';
foreach ($details as $element => $value)
{
$payload .= "<$element>$value</$element>\n";
}
$packet = $this->SendIq($transport, 'set', "reg_{$this->txnid}", "jabber:iq:register", $payload);
if ($this->GetInfoFromIqType($packet) == 'result')
{
if (isset($packet['iq']['#']['query'][0]['#']['registered'][0]['#']))
{
$return_code = 1;
}
else
{
$return_code = 2;
}
}
elseif ($this->GetInfoFromIqType($packet) == 'error')
{
if (isset($packet['iq']['#']['error'][0]['#']))
{
$return_code = "Error " . $packet['iq']['#']['error'][0]['@']['code'] . ": " . $packet['iq']['#']['error'][0]['#'];
$this->AddToLog('ERROR: TransportRegistration()');
}
}
return $return_code;
}
else
{
return 3;
}
}
function GetvCard($jid = NULL, $id = NULL)
{
if (!$id)
{
$id = "vCard_" . md5(time() . $_SERVER['REMOTE_ADDR']);
}
if ($jid)
{
$xml = "<iq type='get' to='$jid' id='$id'>
<vCard xmlns='vcard-temp'/>
</iq>";
$this->SendPacket($xml);
sleep($this->iq_sleep_timer);
$this->Listen();
return $this->GetFromQueueById("iq", $id);
}
else
{
$this->AddToLog("ERROR: GetvCard() #1 - to and id are mandatory");
return FALSE;
}
}
function PrintLog()
{
if ($this->enable_logging)
{
if ($this->log_filehandler)
{
echo "<h2>Logging enabled, logged events have been written to the file {$this->log_filename}.</h2>\n";
}
else
{
echo "<h2>Logging enabled, logged events below:</h2>\n";
echo "<pre>\n";
echo (count($this->log_array) > 0) ? implode("\n\n\n", $this->log_array) : "No logged events.";
echo "</pre>\n";
}
}
}
// ======================================================================
// private methods
// ======================================================================
function _sendauth_0k($zerok_token, $zerok_sequence)
{
// initial hash of password
$zerok_hash = mhash(MHASH_SHA1, $this->password);
$zerok_hash = bin2hex($zerok_hash);
// sequence 0: hash of hashed-password and token
$zerok_hash = mhash(MHASH_SHA1, $zerok_hash . $zerok_token);
$zerok_hash = bin2hex($zerok_hash);
// repeat as often as needed
for ($a = 0; $a < $zerok_sequence; $a++)
{
$zerok_hash = mhash(MHASH_SHA1, $zerok_hash);
$zerok_hash = bin2hex($zerok_hash);
}
$payload = "<username>{$this->username}</username>
<hash>$zerok_hash</hash>
<resource>{$this->resource}</resource>";
$packet = $this->SendIq(NULL, 'set', $this->auth_id, "jabber:iq:auth", $payload);
// was a result returned?
if ($this->GetInfoFromIqType($packet) == 'result' && $this->GetInfoFromIqId($packet) == $this->auth_id)
{
return TRUE;
}
else
{
$this->AddToLog("ERROR: _sendauth_0k() #1");
return FALSE;
}
}
function _sendauth_digest()
{
$payload = "<username>{$this->username}</username>
<resource>{$this->resource}</resource>
<digest>" . bin2hex(mhash(MHASH_SHA1, $this->stream_id . $this->password)) . "</digest>";
$packet = $this->SendIq(NULL, 'set', $this->auth_id, "jabber:iq:auth", $payload);
// was a result returned?
if ($this->GetInfoFromIqType($packet) == 'result' && $this->GetInfoFromIqId($packet) == $this->auth_id)
{
return TRUE;
}
else
{
$this->AddToLog("ERROR: _sendauth_digest() #1");
return FALSE;
}
}
function _sendauth_plaintext()
{
$payload = "<username>{$this->username}</username>
<password>{$this->password}</password>
<resource>{$this->resource}</resource>";
$packet = $this->SendIq(NULL, 'set', $this->auth_id, "jabber:iq:auth", $payload);
// was a result returned?
if ($this->GetInfoFromIqType($packet) == 'result' && $this->GetInfoFromIqId($packet) == $this->auth_id)
{
return TRUE;
}
else
{
$this->AddToLog("ERROR: _sendauth_plaintext() #1");
return FALSE;
}
}
function _listen_incoming()
{
unset($incoming);
while ($line = $this->CONNECTOR->ReadFromSocket(4096))
{
$incoming .= $line;
}
$incoming = trim($incoming);
if ($incoming != "")
{
$this->AddToLog("RECV: $incoming");
}
return $this->xmlize($incoming);
}
function _check_connected()
{
$incoming_array = $this->_listen_incoming();
if (is_array($incoming_array))
{
if ($incoming_array["stream:stream"]['@']['from'] == $this->server
&& $incoming_array["stream:stream"]['@']['xmlns'] == "jabber:client"
&& $incoming_array["stream:stream"]['@']["xmlns:stream"] == "http://etherx.jabber.org/streams")
{
$this->stream_id = $incoming_array["stream:stream"]['@']['id'];
return TRUE;
}
else
{
$this->AddToLog("ERROR: _check_connected() #1");
return FALSE;
}
}
else
{
$this->AddToLog("ERROR: _check_connected() #2");
return FALSE;
}
}
function _get_packet_type($packet = NULL)
{
if (is_array($packet))
{
reset($packet);
$packet_type = key($packet);
}
return ($packet_type) ? $packet_type : FALSE;
}
function _split_incoming($incoming)
{
$temp = preg_split("/<(message|iq|presence|stream)/", $incoming, -1, PREG_SPLIT_DELIM_CAPTURE);
$array = array();
for ($a = 1; $a < count($temp); $a = $a + 2)
{
$array[] = "<" . $temp[$a] . $temp[($a + 1)];
}
return $array;
}
function _create_logfile()
{
if ($this->log_filename != '' && $this->enable_logging)
{
$this->log_filehandler = fopen($this->log_filename, 'w');
}
}
function AddToLog($string)
{
if ($this->enable_logging)
{
if ($this->log_filehandler)
{
fwrite($this->log_filehandler, $string . "\n\n");
}
else
{
$this->log_array[] = htmlspecialchars($string);
}
}
}
function _close_logfile()
{
if ($this->log_filehandler)
{
fclose($this->log_filehandler);
}
}
// _array_htmlspecialchars()
// applies htmlspecialchars() to all values in an array
function _array_htmlspecialchars($array)
{
if (is_array($array))
{
foreach ($array as $k => $v)
{
if (is_array($v))
{
$v = $this->_array_htmlspecialchars($v);
}
else
{
$v = htmlspecialchars($v);
}
}
}
return $array;
}
// ======================================================================
// <message/> parsers
// ======================================================================
function GetInfoFromMessageFrom($packet = NULL)
{
return (is_array($packet)) ? $packet['message']['@']['from'] : FALSE;
}
function GetInfoFromMessageType($packet = NULL)
{
return (is_array($packet)) ? $packet['message']['@']['type'] : FALSE;
}
function GetInfoFromMessageId($packet = NULL)
{
return (is_array($packet)) ? $packet['message']['@']['id'] : FALSE;
}
function GetInfoFromMessageThread($packet = NULL)
{
return (is_array($packet)) ? $packet['message']['#']['thread'][0]['#'] : FALSE;
}
function GetInfoFromMessageSubject($packet = NULL)
{
return (is_array($packet)) ? $packet['message']['#']['subject'][0]['#'] : FALSE;
}
function GetInfoFromMessageBody($packet = NULL)
{
return (is_array($packet)) ? $packet['message']['#']['body'][0]['#'] : FALSE;
}
function GetInfoFromMessageError($packet = NULL)
{
$error = preg_replace("/^\/$/", "", ($packet['message']['#']['error'][0]['@']['code'] . "/" . $packet['message']['#']['error'][0]['#']));
return (is_array($packet)) ? $error : FALSE;
}
// ======================================================================
// <iq/> parsers
// ======================================================================
function GetInfoFromIqFrom($packet = NULL)
{
return (is_array($packet)) ? $packet['iq']['@']['from'] : FALSE;
}
function GetInfoFromIqType($packet = NULL)
{
return (is_array($packet)) ? $packet['iq']['@']['type'] : FALSE;
}
function GetInfoFromIqId($packet = NULL)
{
return (is_array($packet)) ? $packet['iq']['@']['id'] : FALSE;
}
function GetInfoFromIqKey($packet = NULL)
{
return (is_array($packet)) ? $packet['iq']['#']['query'][0]['#']['key'][0]['#'] : FALSE;
}
function GetInfoFromIqError($packet = NULL)
{
$error = preg_replace("/^\/$/", "", ($packet['iq']['#']['error'][0]['@']['code'] . "/" . $packet['iq']['#']['error'][0]['#']));
return (is_array($packet)) ? $error : FALSE;
}
// ======================================================================
// <presence/> parsers
// ======================================================================
function GetInfoFromPresenceFrom($packet = NULL)
{
return (is_array($packet)) ? $packet['presence']['@']['from'] : FALSE;
}
function GetInfoFromPresenceType($packet = NULL)
{
return (is_array($packet)) ? $packet['presence']['@']['type'] : FALSE;
}
function GetInfoFromPresenceStatus($packet = NULL)
{
return (is_array($packet)) ? $packet['presence']['#']['status'][0]['#'] : FALSE;
}
function GetInfoFromPresenceShow($packet = NULL)
{
return (is_array($packet)) ? $packet['presence']['#']['show'][0]['#'] : FALSE;
}
function GetInfoFromPresencePriority($packet = NULL)
{
return (is_array($packet)) ? $packet['presence']['#']['priority'][0]['#'] : FALSE;
}
// ======================================================================
// <message/> handlers
// ======================================================================
function Handler_message_normal($packet)
{
$from = $packet['message']['@']['from'];
$this->AddToLog("EVENT: Message (type normal) from $from");
}
function Handler_message_chat($packet)
{
$from = $packet['message']['@']['from'];
$this->AddToLog("EVENT: Message (type chat) from $from");
}
function Handler_message_groupchat($packet)
{
$from = $packet['message']['@']['from'];
$this->AddToLog("EVENT: Message (type groupchat) from $from");
}
function Handler_message_headline($packet)
{
$from = $packet['message']['@']['from'];
$this->AddToLog("EVENT: Message (type headline) from $from");
}
function Handler_message_error($packet)
{
$from = $packet['message']['@']['from'];
$this->AddToLog("EVENT: Message (type error) from $from");
}
// ======================================================================
// <iq/> handlers
// ======================================================================
// application version updates
function Handler_iq_jabber_iq_autoupdate($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:autoupdate from $from");
}
// interactive server component properties
function Handler_iq_jabber_iq_agent($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:agent from $from");
}
// method to query interactive server components
function Handler_iq_jabber_iq_agents($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:agents from $from");
}
// simple client authentication
function Handler_iq_jabber_iq_auth($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:auth from $from");
}
// out of band data
function Handler_iq_jabber_iq_oob($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:oob from $from");
}
// method to store private data on the server
function Handler_iq_jabber_iq_private($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:private from $from");
}
// method for interactive registration
function Handler_iq_jabber_iq_register($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:register from $from");
}
// client roster management
function Handler_iq_jabber_iq_roster($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:roster from $from");
}
// method for searching a user database
function Handler_iq_jabber_iq_search($packet)
{
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: jabber:iq:search from $from");
}
// method for requesting the current time
function Handler_iq_jabber_iq_time($packet)
{
$type = $this->GetInfoFromIqType($packet);
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$id = ($id != "") ? $id : "time_" . time();
if ($type == 'get')
{
$payload = "<utc>" . gmdate("Ydm\TH:i:s") . "</utc>
<tz>" . date("T") . "</tz>
<display>" . date("Y/d/m h:i:s A") . "</display>";
$this->SendIq($from, 'result', $id, "jabber:iq:time", $payload);
}
$this->AddToLog("EVENT: jabber:iq:time (type $type) from $from");
}
// method for requesting version
function Handler_iq_jabber_iq_version($packet)
{
$type = $this->GetInfoFromIqType($packet);
$from = $this->GetInfoFromIqFrom($packet);
$id = $this->GetInfoFromIqId($packet);
$id = ($id != "") ? $id : "version_" . time();
if ($type == 'get')
{
$payload = "<name>{$this->iq_version_name}</name>
<os>{$this->iq_version_os}</os>
<version>{$this->iq_version_version}</version>";
$this->SendIq($from, 'result', $id, "jabber:iq:version", $payload);
}
$this->AddToLog("EVENT: jabber:iq:version (type $type) from $from");
}
// keepalive method, added by Nathan Fritz
function Handler_iq_($packet)
{
if ($this->keep_alive_id == $this->GetInfoFromIqId($packet))
{
$this->returned_keep_alive = TRUE;
$this->AddToLog('EVENT: Keep-Alive returned, connection alive.');
}
}
// ======================================================================
// <presence/> handlers
// ======================================================================
function Handler_presence_available($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$show_status = $this->GetInfoFromPresenceStatus($packet) . " / " . $this->GetInfoFromPresenceShow($packet);
$show_status = ($show_status != " / ") ? " ($addendum)" : '';
$this->AddToLog("EVENT: Presence (type: available) - $from is available $show_status");
}
function Handler_presence_unavailable($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$show_status = $this->GetInfoFromPresenceStatus($packet) . " / " . $this->GetInfoFromPresenceShow($packet);
$show_status = ($show_status != " / ") ? " ($addendum)" : '';
$this->AddToLog("EVENT: Presence (type: unavailable) - $from is unavailable $show_status");
}
function Handler_presence_subscribe($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$this->SubscriptionAcceptRequest($from);
$this->RosterUpdate();
$this->log_array[] = "<b>Presence:</b> (type: subscribe) - Subscription request from $from, was added to \$this->subscription_queue, roster updated";
}
function Handler_presence_subscribed($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$this->RosterUpdate();
$this->AddToLog("EVENT: Presence (type: subscribed) - Subscription allowed by $from, roster updated");
}
function Handler_presence_unsubscribe($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$this->SendPresence("unsubscribed", $from);
$this->RosterUpdate();
$this->AddToLog("EVENT: Presence (type: unsubscribe) - Request to unsubscribe from $from, was automatically approved, roster updated");
}
function Handler_presence_unsubscribed($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$this->RosterUpdate();
$this->AddToLog("EVENT: Presence (type: unsubscribed) - Unsubscribed from $from's presence");
}
// Added By Nathan Fritz
function Handler_presence_error($packet)
{
$from = $this->GetInfoFromPresenceFrom($packet);
$this->AddToLog("EVENT: Presence (type: error) - Error in $from's presence");
}
// ======================================================================
// Generic handlers
// ======================================================================
// Generic handler for unsupported requests
function Handler_NOT_IMPLEMENTED($packet)
{
$packet_type = $this->_get_packet_type($packet);
$from = call_user_func(array(&$this, "GetInfoFrom" . ucfirst($packet_type) . "From"), $packet);
$id = call_user_func(array(&$this, "GetInfoFrom" . ucfirst($packet_type) . "Id"), $packet);
$this->SendError($from, $id, 501);
$this->AddToLog("EVENT: Unrecognized <$packet_type/> from $from");
}
// ======================================================================
// Third party code
// m@d pr0ps to the coders ;)
// ======================================================================
// xmlize()
// (c) Hans Anderson / http://www.hansanderson.com/php/xml/
function xmlize($data)
{
$vals = $index = $array = array();
$parser = xml_parser_create();
xml_parser_set_option($parser, XML_OPTION_CASE_FOLDING, 0);
xml_parser_set_option($parser, XML_OPTION_SKIP_WHITE, 1);
xml_parse_into_struct($parser, $data, $vals, $index);
xml_parser_free($parser);
$i = 0;
$tagname = $vals[$i]['tag'];
$array[$tagname]['@'] = $vals[$i]['attributes'];
$array[$tagname]['#'] = $this->_xml_depth($vals, $i);
return $array;
}
// _xml_depth()
// (c) Hans Anderson / http://www.hansanderson.com/php/xml/
function _xml_depth($vals, &$i)
{
$children = array();
if ($vals[$i]['value'])
{
array_push($children, trim($vals[$i]['value']));
}
while (++$i < count($vals))
{
switch ($vals[$i]['type'])
{
case 'cdata':
array_push($children, trim($vals[$i]['value']));
break;
case 'complete':
$tagname = $vals[$i]['tag'];
$size = sizeof($children[$tagname]);
$children[$tagname][$size]['#'] = trim($vals[$i]['value']);
if ($vals[$i]['attributes'])
{
$children[$tagname][$size]['@'] = $vals[$i]['attributes'];
}
break;
case 'open':
$tagname = $vals[$i]['tag'];
$size = sizeof($children[$tagname]);
if ($vals[$i]['attributes'])
{
$children[$tagname][$size]['@'] = $vals[$i]['attributes'];
$children[$tagname][$size]['#'] = $this->_xml_depth($vals, $i);
}
else
{
$children[$tagname][$size]['#'] = $this->_xml_depth($vals, $i);
}
break;
case 'close':
return $children;
break;
}
}
return $children;
}
// TraverseXMLize()
// (c) acebone@f2s.com, a HUGE help!
function TraverseXMLize($array, $arrName = "array", $level = 0)
{
if ($level == 0)
{
echo "<pre>";
}
while (list($key, $val) = @each($array))
{
if (is_array($val))
{
$this->TraverseXMLize($val, $arrName . "[" . $key . "]", $level + 1);
}
else
{
echo '$' . $arrName . '[' . $key . '] = "' . $val . "\"\n";
}
}
if ($level == 0)
{
echo "</pre>";
}
}
}
class MakeXML extends Jabber
{
var $nodes;
function MakeXML()
{
$nodes = array();
}
function AddPacketDetails($string, $value = NULL)
{
if (preg_match("/\(([0-9]*)\)$/i", $string))
{
$string .= "/[\"#\"]";
}
$temp = @explode("/", $string);
for ($a = 0; $a < count($temp); $a++)
{
$temp[$a] = preg_replace("/^[@]{1}([a-z0-9_]*)$/i", "[\"@\"][\"\\1\"]", $temp[$a]);
$temp[$a] = preg_replace("/^([a-z0-9_]*)\(([0-9]*)\)$/i", "[\"\\1\"][\\2]", $temp[$a]);
$temp[$a] = preg_replace("/^([a-z0-9_]*)$/i", "[\"\\1\"]", $temp[$a]);
}
$node = implode("", $temp);
// Yeahyeahyeah, I know it's ugly... get over it. ;)
echo "\$this->nodes$node = \"" . htmlspecialchars($value) . "\";<br/>";
eval("\$this->nodes$node = \"" . htmlspecialchars($value) . "\";");
}
function BuildPacket($array = NULL)
{
if (!$array)
{
$array = $this->nodes;
}
if (is_array($array))
{
array_multisort($array, SORT_ASC, SORT_STRING);
foreach ($array as $key => $value)
{
if (is_array($value) && $key == "@")
{
foreach ($value as $subkey => $subvalue)
{
$subvalue = htmlspecialchars($subvalue);
$text .= " $subkey='$subvalue'";
}
$text .= ">\n";
}
elseif ($key == "#")
{
$text .= htmlspecialchars($value);
}
elseif (is_array($value))
{
for ($a = 0; $a < count($value); $a++)
{
$text .= "<$key";
if (!$this->_preg_grep_keys("/^@/", $value[$a]))
{
$text .= ">";
}
$text .= $this->BuildPacket($value[$a]);
$text .= "</$key>\n";
}
}
else
{
$value = htmlspecialchars($value);
$text .= "<$key>$value</$key>\n";
}
}
return $text;
}
}
function _preg_grep_keys($pattern, $array)
{
while (list($key, $val) = each($array))
{
if (preg_match($pattern, $key))
{
$newarray[$key] = $val;
}
}
return (is_array($newarray)) ? $newarray : FALSE;
}
}
class CJP_StandardConnector
{
var $active_socket;
function OpenSocket($server, $port)
{
if ($this->active_socket = fsockopen($server, $port))
{
socket_set_blocking($this->active_socket, 0);
socket_set_timeout($this->active_socket, 31536000);
return TRUE;
}
else
{
return FALSE;
}
}
function CloseSocket()
{
return fclose($this->active_socket);
}
function WriteToSocket($data)
{
return fwrite($this->active_socket, $data);
}
function ReadFromSocket($chunksize)
{
set_magic_quotes_runtime(0);
$buffer = fread($this->active_socket, $chunksize);
set_magic_quotes_runtime(get_magic_quotes_gpc());
return $buffer;
}
}
?>
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