-class XMPPDaemon extends Daemon {
-
- function XMPPDaemon($resource=NULL) {
- static $attrs = array('server', 'port', 'user', 'password', 'host');
-
- foreach ($attrs as $attr)
- {
- $this->$attr = common_config('xmpp', $attr);
- }
-
- if ($resource) {
- $this->resource = $resource;
- } else {
- $this->resource = common_config('xmpp', 'resource') . 'daemon';
- }
-
- $this->log(LOG_INFO, "INITIALIZE XMPPDaemon {$this->user}@{$this->server}/{$this->resource}");
- }
-
- function connect() {
-
- $connect_to = ($this->host) ? $this->host : $this->server;
-
- $this->log(LOG_INFO, "Connecting to $connect_to on port $this->port");
-
- $this->conn = jabber_connect($this->resource);
-
- if (!$this->conn) {
- return false;
- }
-
- $this->conn->setReconnectTimeout(600);
-
- jabber_send_presence("Send me a message to post a notice", 'available',
- NULL, 'available', 100);
- return !$this->conn->isDisconnected();
- }
-
- function name() {
- return strtolower('xmppdaemon.'.$this->resource);
- }
-
- function run() {
- if ($this->connect()) {
-
- $this->conn->addEventHandler('message', 'handle_message', $this);
- $this->conn->addEventHandler('presence', 'handle_presence', $this);
- $this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
-
- $this->conn->process();
- }
- }
-
- function handle_reconnect(&$pl) {
- $this->conn->processUntil('session_start');
- $this->conn->presence('Send me a message to post a notice', 'available', NULL, 'available', 100);
- }
-
- function get_user($from) {
- $user = User::staticGet('jabber', jabber_normalize_jid($from));
- return $user;
- }
-
- function handle_message(&$pl) {
- if ($pl['type'] != 'chat') {
- return;
- }
- if (mb_strlen($pl['body']) == 0) {
- return;
- }
-
- $from = jabber_normalize_jid($pl['from']);
-
- # Forwarded from another daemon (probably a broadcaster) for
- # us to handle
-
- if ($this->is_self($from)) {
- $from = $this->get_ofrom($pl);
- if (is_null($from) || $this->is_self($from)) {
- return;
- }
- }
-
- $user = $this->get_user($from);
-
- if (!$user) {
- $this->from_site($from, 'Unknown user; go to ' .
- common_local_url('imsettings') .
- ' to add your address to your account');
- $this->log(LOG_WARNING, 'Message from unknown user ' . $from);
- return;
- }
- if ($this->handle_command($user, $pl['body'])) {
- return;
- } else if ($this->is_autoreply($pl['body'])) {
- $this->log(LOG_INFO, 'Ignoring auto reply from ' . $from);
- return;
- } else if ($this->is_otr($pl['body'])) {
- $this->log(LOG_INFO, 'Ignoring OTR from ' . $from);
- return;
- } else if ($this->is_direct($pl['body'])) {
- preg_match_all('/d[\ ]*([a-z0-9]{1,64})/', $pl['body'], $to);
-
- $to = preg_replace('/^d([\ ])*/', '', $to[0][0]);
- $body = preg_replace('/d[\ ]*('. $to .')[\ ]*/', '', $pl['body']);
- $this->add_direct($user, $body, $to, $from);
- } else {
- $len = mb_strlen($pl['body']);
- if($len > 140) {
- $this->from_site($from, 'Message too long - maximum is 140 characters, you sent ' . $len);
- return;
- }
- $this->add_notice($user, $pl);
- }
-
- $user->free();
- unset($user);
- }
-
- function is_self($from) {
- return preg_match('/^'.strtolower(jabber_daemon_address()).'/', strtolower($from));
- }
-
- function get_ofrom($pl) {
- $xml = $pl['xml'];
- $addresses = $xml->sub('addresses');
- if (!$addresses) {
- $this->log(LOG_WARNING, 'Forwarded message without addresses');
- return NULL;
- }
- $address = $addresses->sub('address');
- if (!$address) {
- $this->log(LOG_WARNING, 'Forwarded message without address');
- return NULL;
- }
- if (!array_key_exists('type', $address->attrs)) {
- $this->log(LOG_WARNING, 'No type for forwarded message');
- return NULL;
- }
- $type = $address->attrs['type'];
- if ($type != 'ofrom') {
- $this->log(LOG_WARNING, 'Type of forwarded message is not ofrom');
- return NULL;
- }
- if (!array_key_exists('jid', $address->attrs)) {
- $this->log(LOG_WARNING, 'No jid for forwarded message');
- return NULL;
- }
- $jid = $address->attrs['jid'];
- if (!$jid) {
- $this->log(LOG_WARNING, 'Could not get jid from address');
- return NULL;
- }
- $this->log(LOG_DEBUG, 'Got message forwarded from jid ' . $jid);
- return $jid;
- }
-
- function is_autoreply($txt) {
- if (preg_match('/[\[\(]?[Aa]uto[-\s]?[Rr]e(ply|sponse)[\]\)]/', $txt)) {
- return true;
- } else {
- return false;
- }
- }
-
- function is_otr($txt) {
- if (preg_match('/^\?OTR/', $txt)) {
- return true;
- } else {
- return false;
- }
- }
-
- function is_direct($txt) {
- if (strtolower(substr($txt, 0, 2))=='d ') {
- return true;
- } else {
- return false;
- }
- }
-
- function from_site($address, $msg) {
- $text = '['.common_config('site', 'name') . '] ' . $msg;
- jabber_send_message($address, $text);
- }
-
- function handle_command($user, $body) {
- $inter = new CommandInterpreter();
- $cmd = $inter->handle_command($user, $body);
- if ($cmd) {
- $chan = new XMPPChannel($this->conn);
- $cmd->execute($chan);
- return true;
- } else {
- return false;
- }
- }
-
- function add_notice(&$user, &$pl) {
+class XMPPDaemon extends Daemon
+{
+ function __construct($resource=null, $daemonize=true)
+ {
+ parent::__construct($daemonize);
+
+ static $attrs = array('server', 'port', 'user', 'password', 'host');
+
+ foreach ($attrs as $attr)
+ {
+ $this->$attr = common_config('xmpp', $attr);
+ }
+
+ if ($resource) {
+ $this->resource = $resource . 'daemon';
+ } else {
+ $this->resource = common_config('xmpp', 'resource') . 'daemon';
+ }
+
+ $this->jid = $this->user.'@'.$this->server.'/'.$this->resource;
+
+ $this->log(LOG_INFO, "INITIALIZE XMPPDaemon {$this->jid}");
+ }
+
+ function connect()
+ {
+ $connect_to = ($this->host) ? $this->host : $this->server;
+
+ $this->log(LOG_INFO, "Connecting to $connect_to on port $this->port");
+
+ $this->conn = jabber_connect($this->resource);
+
+ if (!$this->conn) {
+ return false;
+ }
+
+ $this->log(LOG_INFO, "Connected");
+
+ $this->conn->setReconnectTimeout(600);
+
+ $this->log(LOG_INFO, "Sending initial presence.");
+
+ jabber_send_presence("Send me a message to post a notice", 'available',
+ null, 'available', 100);
+
+ $this->log(LOG_INFO, "Done connecting.");
+
+ return !$this->conn->isDisconnected();
+ }
+
+ function name()
+ {
+ return strtolower('xmppdaemon.'.$this->resource);
+ }
+
+ function run()
+ {
+ if ($this->connect()) {
+
+ $this->log(LOG_DEBUG, "Initializing stanza handlers.");
+
+ $this->conn->addEventHandler('message', 'handle_message', $this);
+ $this->conn->addEventHandler('presence', 'handle_presence', $this);
+ $this->conn->addEventHandler('reconnect', 'handle_reconnect', $this);
+
+ $this->log(LOG_DEBUG, "Beginning processing loop.");
+
+ while ($this->conn->processTime(60)) {
+ $this->sendPing();
+ }
+ }
+ }
+
+ function sendPing()
+ {
+ if (!isset($this->pingid)) {
+ $this->pingid = 0;
+ } else {
+ $this->pingid++;
+ }
+
+ $this->log(LOG_DEBUG, "Sending ping #{$this->pingid}");
+
+ $this->conn->send("<iq from='{$this->jid}' to='{$this->server}' id='ping_{$this->pingid}' type='get'><ping xmlns='urn:xmpp:ping'/></iq>");
+ }
+
+ function handle_reconnect(&$pl)
+ {
+ $this->log(LOG_DEBUG, "Got reconnection callback.");
+ $this->conn->processUntil('session_start');
+ $this->log(LOG_DEBUG, "Sending reconnection presence.");
+ $this->conn->presence('Send me a message to post a notice', 'available', null, 'available', 100);
+ unset($pl['xml']);
+ $pl['xml'] = null;
+
+ $pl = null;
+ unset($pl);
+ }
+
+ function get_user($from)
+ {
+ $user = User::staticGet('jabber', jabber_normalize_jid($from));
+ return $user;
+ }
+
+ function handle_message(&$pl)
+ {
+ $from = jabber_normalize_jid($pl['from']);
+
+ if ($pl['type'] != 'chat') {
+ $this->log(LOG_WARNING, "Ignoring message of type ".$pl['type']." from $from.");
+ return;
+ }
+
+ if (mb_strlen($pl['body']) == 0) {
+ $this->log(LOG_WARNING, "Ignoring message with empty body from $from.");
+ return;
+ }
+
+ # Forwarded from another daemon (probably a broadcaster) for
+ # us to handle
+
+ if ($this->is_self($from)) {
+ $this->log(LOG_INFO, "Got forwarded notice from self ($from).");
+ $from = $this->get_ofrom($pl);
+ $this->log(LOG_INFO, "Originally sent by $from.");
+ if (is_null($from) || $this->is_self($from)) {
+ $this->log(LOG_INFO, "Ignoring notice originally sent by $from.");
+ return;
+ }
+ }
+
+ $user = $this->get_user($from);
+
+ // For common_current_user to work
+ global $_cur;
+ $_cur = $user;
+
+ if (!$user) {
+ $this->from_site($from, 'Unknown user; go to ' .
+ common_local_url('imsettings') .
+ ' to add your address to your account');
+ $this->log(LOG_WARNING, 'Message from unknown user ' . $from);
+ return;
+ }
+ if ($this->handle_command($user, $pl['body'])) {
+ $this->log(LOG_INFO, "Command messag by $from handled.");
+ return;
+ } else if ($this->is_autoreply($pl['body'])) {
+ $this->log(LOG_INFO, 'Ignoring auto reply from ' . $from);
+ return;
+ } else if ($this->is_otr($pl['body'])) {
+ $this->log(LOG_INFO, 'Ignoring OTR from ' . $from);
+ return;
+ } else if ($this->is_direct($pl['body'])) {
+ $this->log(LOG_INFO, 'Got a direct message ' . $from);
+
+ preg_match_all('/d[\ ]*([a-z0-9]{1,64})/', $pl['body'], $to);
+
+ $to = preg_replace('/^d([\ ])*/', '', $to[0][0]);
+ $body = preg_replace('/d[\ ]*('. $to .')[\ ]*/', '', $pl['body']);
+
+ $this->log(LOG_INFO, 'Direct message from '. $user->nickname . ' to ' . $to);
+
+ $this->add_direct($user, $body, $to, $from);
+ } else {
+
+ $this->log(LOG_INFO, 'Posting a notice from ' . $user->nickname);
+
+ $this->add_notice($user, $pl);
+ }
+
+ $user->free();
+ unset($user);
+ unset($_cur);
+
+ unset($pl['xml']);
+ $pl['xml'] = null;
+
+ $pl = null;
+ unset($pl);
+ }
+
+ function is_self($from)
+ {
+ return preg_match('/^'.strtolower(jabber_daemon_address()).'/', strtolower($from));
+ }
+
+ function get_ofrom($pl)
+ {
+ $xml = $pl['xml'];
+ $addresses = $xml->sub('addresses');
+ if (!$addresses) {
+ $this->log(LOG_WARNING, 'Forwarded message without addresses');
+ return null;
+ }
+ $address = $addresses->sub('address');
+ if (!$address) {
+ $this->log(LOG_WARNING, 'Forwarded message without address');
+ return null;
+ }
+ if (!array_key_exists('type', $address->attrs)) {
+ $this->log(LOG_WARNING, 'No type for forwarded message');
+ return null;
+ }
+ $type = $address->attrs['type'];
+ if ($type != 'ofrom') {
+ $this->log(LOG_WARNING, 'Type of forwarded message is not ofrom');
+ return null;
+ }
+ if (!array_key_exists('jid', $address->attrs)) {
+ $this->log(LOG_WARNING, 'No jid for forwarded message');
+ return null;
+ }
+ $jid = $address->attrs['jid'];
+ if (!$jid) {
+ $this->log(LOG_WARNING, 'Could not get jid from address');
+ return null;
+ }
+ $this->log(LOG_DEBUG, 'Got message forwarded from jid ' . $jid);
+ return $jid;
+ }
+
+ function is_autoreply($txt)
+ {
+ if (preg_match('/[\[\(]?[Aa]uto[-\s]?[Rr]e(ply|sponse)[\]\)]/', $txt)) {
+ return true;
+ } else if (preg_match('/^System: Message wasn\'t delivered. Offline storage size was exceeded.$/', $txt)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function is_otr($txt)
+ {
+ if (preg_match('/^\?OTR/', $txt)) {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function is_direct($txt)
+ {
+ if (strtolower(substr($txt, 0, 2))=='d ') {
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function from_site($address, $msg)
+ {
+ $text = '['.common_config('site', 'name') . '] ' . $msg;
+ jabber_send_message($address, $text);
+ }
+
+ function handle_command($user, $body)
+ {
+ $inter = new CommandInterpreter();
+ $cmd = $inter->handle_command($user, $body);
+ if ($cmd) {
+ $chan = new XMPPChannel($this->conn);
+ $cmd->execute($chan);
+ return true;
+ } else {
+ return false;
+ }
+ }
+
+ function add_notice(&$user, &$pl)
+ {