reformat lib/jabber.php for phpcs, including doc comments

darcs-hash:20081222173249-84dde-202ba409e32e2b27089a1bc5431507c9d8a2782e.gz
This commit is contained in:
Evan Prodromou 2008-12-22 12:32:49 -05:00
parent 5d76234a60
commit 8cd89d80f1
5 changed files with 1461 additions and 1030 deletions

View File

@ -30,3 +30,5 @@ Evan Prodromou <evan@prodromou.name>**20081221003955]
Evan Prodromou <evan@prodromou.name>**20081221004607] Evan Prodromou <evan@prodromou.name>**20081221004607]
[reformat for phpcs [reformat for phpcs
Evan Prodromou <evan@prodromou.name>**20081221005837] Evan Prodromou <evan@prodromou.name>**20081221005837]
[reformat lib/jabber.php for phpcs, including doc comments
Evan Prodromou <evan@prodromou.name>**20081222173249]

View File

@ -1,9 +1,12 @@
<?php <?php
/* /**
* Laconica - a distributed open-source microblogging tool * Laconica, the distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, Inc.
* *
* This program is free software: you can redistribute it and/or modify * utility functions for Jabber/GTalk/XMPP messages
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by * it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version. * (at your option) any later version.
@ -15,286 +18,448 @@
* *
* You should have received a copy of the GNU Affero General Public License * You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Network
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @copyright 2008 Control Yourself, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/ */
if (!defined('LACONICA')) { exit(1); } if (!defined('LACONICA')) {
exit(1);
require_once('XMPPHP/XMPP.php');
function jabber_valid_base_jid($jid) {
# Cheap but effective
return Validate::email($jid);
} }
function jabber_normalize_jid($jid) { require_once 'XMPPHP/XMPP.php';
if (preg_match("/(?:([^\@]+)\@)?([^\/]+)(?:\/(.*))?$/", $jid, $matches)) {
$node = $matches[1];
$server = $matches[2];
return strtolower($node.'@'.$server);
} else {
return NULL;
}
}
function jabber_daemon_address() { /**
return common_config('xmpp', 'user') . '@' . common_config('xmpp', 'server'); * checks whether a string is a syntactically valid Jabber ID (JID)
} *
* @param string $jid string to check
*
* @return boolean whether the string is a valid JID
*/
function jabber_connect($resource=NULL) { function jabber_valid_base_jid($jid)
static $conn = NULL;
if (!$conn) {
$conn = new XMPPHP_XMPP(common_config('xmpp', 'host') ?
common_config('xmpp', 'host') :
common_config('xmpp', 'server'),
common_config('xmpp', 'port'),
common_config('xmpp', 'user'),
common_config('xmpp', 'password'),
($resource) ? $resource :
common_config('xmpp', 'resource'),
common_config('xmpp', 'server'),
common_config('xmpp', 'debug') ?
true : false,
common_config('xmpp', 'debug') ?
XMPPHP_Log::LEVEL_VERBOSE : NULL
);
if (!$conn) {
return false;
}
$conn->autoSubscribe();
$conn->useEncryption(common_config('xmpp', 'encryption'));
try {
$conn->connect(true); # true = persistent connection
} catch (XMPPHP_Exception $e) {
common_log(LOG_ERROR, $e->getMessage());
return false;
}
$conn->processUntil('session_start');
}
return $conn;
}
function jabber_send_notice($to, $notice) {
$conn = jabber_connect();
if (!$conn) {
return false;
}
$profile = Profile::staticGet($notice->profile_id);
if (!$profile) {
common_log(LOG_WARNING, 'Refusing to send notice with ' .
'unknown profile ' . common_log_objstring($notice),
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice);
$conn->message($to, $msg, 'chat', NULL, $entry);
$profile->free();
return true;
}
# Extra stuff defined by Twitter, needed by twitter clients
function jabber_format_entry($profile, $notice) {
# FIXME: notice url might be remote
$noticeurl = common_local_url('shownotice',
array('notice' => $notice->id));
$msg = jabber_format_notice($profile, $notice);
$entry = "\n<entry xmlns='http://www.w3.org/2005/Atom'>\n";
$entry .= "<source>\n";
$entry .= "<title>" . $profile->nickname . " - " . common_config('site', 'name') . "</title>\n";
$entry .= "<link href='" . htmlspecialchars($profile->profileurl) . "'/>\n";
$entry .= "<link rel='self' type='application/rss+xml' href='" . common_local_url('userrss', array('nickname' => $profile->nickname)) . "'/>\n";
$entry .= "<author><name>" . $profile->nickname . "</name></author>\n";
$entry .= "<icon>" . common_profile_avatar_url($profile, AVATAR_PROFILE_SIZE) . "</icon>\n";
$entry .= "</source>\n";
$entry .= "<title>" . htmlspecialchars($msg) . "</title>\n";
$entry .= "<summary>" . htmlspecialchars($msg) . "</summary>\n";
$entry .= "<link rel='alternate' href='" . $noticeurl . "' />\n";
$entry .= "<id>". $notice->uri . "</id>\n";
$entry .= "<published>".common_date_w3dtf($notice->created)."</published>\n";
$entry .= "<updated>".common_date_w3dtf($notice->modified)."</updated>\n";
$entry .= "</entry>\n";
$html = "\n<html xmlns='http://jabber.org/protocol/xhtml-im'>\n";
$html .= "<body xmlns='http://www.w3.org/1999/xhtml'>\n";
$html .= "<a href='".htmlspecialchars($profile->profileurl)."'>".$profile->nickname."</a>: ";
$html .= ($notice->rendered) ? $notice->rendered : common_render_content($notice->content, $notice);
$html .= "\n</body>\n";
$html .= "\n</html>\n";
$address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
$address .= "<address type='replyto' jid='" . jabber_daemon_address() . "' />\n";
$address .= "</addresses>\n";
# FIXME: include a pubsub event, too.
return $html . $entry . $address;
}
function jabber_send_message($to, $body, $type='chat', $subject=NULL) {
$conn = jabber_connect();
if (!$conn) {
return false;
}
$conn->message($to, $body, $type, $subject);
return true;
}
function jabber_send_presence($status, $show='available', $to=NULL,
$type = 'available', $priority=NULL)
{ {
$conn = jabber_connect(); // Cheap but effective
if (!$conn) { return Validate::email($jid);
return false;
}
$conn->presence($status, $show, $to, $type, $priority);
return true;
} }
function jabber_confirm_address($code, $nickname, $address) { /**
$body = 'User "' . $nickname . '" on ' . common_config('site', 'name') . ' ' . * normalizes a Jabber ID for comparison
'has said that your Jabber ID belongs to them. ' . *
'If that\'s true, you can confirm by clicking on this URL: ' . * @param string $jid JID to check
common_local_url('confirmaddress', array('code' => $code)) . *
' . (If you cannot click it, copy-and-paste it into the ' . * @return string an equivalent JID in normalized (lowercase) form
'address bar of your browser). If that user isn\'t you, ' . */
'or if you didn\'t request this confirmation, just ignore this message.';
return jabber_send_message($address, $body); function jabber_normalize_jid($jid)
{
if (preg_match("/(?:([^\@]+)\@)?([^\/]+)(?:\/(.*))?$/", $jid, $matches)) {
$node = $matches[1];
$server = $matches[2];
return strtolower($node.'@'.$server);
} else {
return null;
}
} }
function jabber_special_presence($type, $to=NULL, $show=NULL, $status=NULL) { /**
$conn = jabber_connect(); * the JID of the Jabber daemon for this Laconica instance
*
* @return string JID of the Jabber daemon
*/
$to = htmlspecialchars($to); function jabber_daemon_address()
$status = htmlspecialchars($status); {
$out = "<presence"; return common_config('xmpp', 'user') . '@' . common_config('xmpp', 'server');
if($to) $out .= " to='$to'";
if($type) $out .= " type='$type'";
if($show == 'available' and !$status) {
$out .= "/>";
} else {
$out .= ">";
if($show && ($show != 'available')) $out .= "<show>$show</show>";
if($status) $out .= "<status>$status</status>";
$out .= "</presence>";
}
$conn->send($out);
} }
function jabber_broadcast_notice($notice) { /**
* connect the configured Jabber account to the configured server
*
* @param string $resource Resource to connect (defaults to configured resource)
*
* @return XMPPHP connection to the configured server
*/
if (!common_config('xmpp', 'enabled')) { function jabber_connect($resource=null)
return true; {
} static $conn = null;
$profile = Profile::staticGet($notice->profile_id); if (!$conn) {
$conn = new XMPPHP_XMPP(common_config('xmpp', 'host') ?
common_config('xmpp', 'host') :
common_config('xmpp', 'server'),
common_config('xmpp', 'port'),
common_config('xmpp', 'user'),
common_config('xmpp', 'password'),
($resource) ? $resource :
common_config('xmpp', 'resource'),
common_config('xmpp', 'server'),
common_config('xmpp', 'debug') ?
true : false,
common_config('xmpp', 'debug') ?
XMPPHP_Log::LEVEL_VERBOSE : null
);
if (!$profile) { if (!$conn) {
common_log(LOG_WARNING, 'Refusing to broadcast notice with ' . return false;
'unknown profile ' . common_log_objstring($notice), }
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice); $conn->autoSubscribe();
$entry = jabber_format_entry($profile, $notice); $conn->useEncryption(common_config('xmpp', 'encryption'));
$profile->free(); try {
unset($profile); $conn->connect(true); // true = persistent connection
} catch (XMPPHP_Exception $e) {
common_log(LOG_ERROR, $e->getMessage());
return false;
}
$sent_to = array(); $conn->processUntil('session_start');
$conn = jabber_connect(); }
return $conn;
}
# First, get users to whom this is a direct reply /**
$user = new User(); * send a single notice to a given Jabber address
$user->query('SELECT user.id, user.jabber ' . *
'FROM user JOIN reply ON user.id = reply.profile_id ' . * @param string $to JID to send the notice to
'WHERE reply.notice_id = ' . $notice->id . ' ' . * @param Notice $notice notice to send
'AND user.jabber is not null ' . *
'AND user.jabbernotify = 1 ' . * @return boolean success value
'AND user.jabberreplies = 1 '); */
while ($user->fetch()) { function jabber_send_notice($to, $notice)
common_log(LOG_INFO, {
'Sending reply notice ' . $notice->id . ' to ' . $user->jabber, $conn = jabber_connect();
__FILE__); if (!$conn) {
$conn->message($user->jabber, $msg, 'chat', NULL, $entry); return false;
$conn->processTime(0); }
$sent_to[$user->id] = 1; $profile = Profile::staticGet($notice->profile_id);
} if (!$profile) {
common_log(LOG_WARNING, 'Refusing to send notice with ' .
'unknown profile ' . common_log_objstring($notice),
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice);
$conn->message($to, $msg, 'chat', null, $entry);
$profile->free();
return true;
}
$user->free(); /**
* extra information for XMPP messages, as defined by Twitter
*
* @param Profile $profile Profile of the sending user
* @param Notice $notice Notice being sent
*
* @return string Extra information (Atom, HTML, addresses) in string format
*/
# Now, get users subscribed to this profile function jabber_format_entry($profile, $notice)
{
// FIXME: notice url might be remote
$user = new User(); $noticeurl = common_local_url('shownotice',
$user->query('SELECT user.id, user.jabber ' . array('notice' => $notice->id));
'FROM user JOIN subscription ON user.id = subscription.subscriber ' .
'WHERE subscription.subscribed = ' . $notice->profile_id . ' ' . $msg = jabber_format_notice($profile, $notice);
'AND user.jabber is not null ' .
'AND user.jabbernotify = 1 ' . $self_url = common_local_url('userrss', array('nickname' => $profile->nickname));
$entry = "\n<entry xmlns='http://www.w3.org/2005/Atom'>\n";
$entry .= "<source>\n";
$entry .= "<title>" . $profile->nickname . " - " . common_config('site', 'name') . "</title>\n";
$entry .= "<link href='" . htmlspecialchars($profile->profileurl) . "'/>\n";
$entry .= "<link rel='self' type='application/rss+xml' href='" . $self_url . "'/>\n";
$entry .= "<author><name>" . $profile->nickname . "</name></author>\n";
$entry .= "<icon>" . common_profile_avatar_url($profile, AVATAR_PROFILE_SIZE) . "</icon>\n";
$entry .= "</source>\n";
$entry .= "<title>" . htmlspecialchars($msg) . "</title>\n";
$entry .= "<summary>" . htmlspecialchars($msg) . "</summary>\n";
$entry .= "<link rel='alternate' href='" . $noticeurl . "' />\n";
$entry .= "<id>". $notice->uri . "</id>\n";
$entry .= "<published>".common_date_w3dtf($notice->created)."</published>\n";
$entry .= "<updated>".common_date_w3dtf($notice->modified)."</updated>\n";
$entry .= "</entry>\n";
$html = "\n<html xmlns='http://jabber.org/protocol/xhtml-im'>\n";
$html .= "<body xmlns='http://www.w3.org/1999/xhtml'>\n";
$html .= "<a href='".htmlspecialchars($profile->profileurl)."'>".$profile->nickname."</a>: ";
$html .= ($notice->rendered) ? $notice->rendered : common_render_content($notice->content, $notice);
$html .= "\n</body>\n";
$html .= "\n</html>\n";
$address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
$address .= "<address type='replyto' jid='" . jabber_daemon_address() . "' />\n";
$address .= "</addresses>\n";
// FIXME: include a pubsub event, too.
return $html . $entry . $address;
}
/**
* sends a single text message to a given JID
*
* @param string $to JID to send the message to
* @param string $body body of the message
* @param string $type type of the message
* @param string $subject subject of the message
*
* @return boolean success flag
*/
function jabber_send_message($to, $body, $type='chat', $subject=null)
{
$conn = jabber_connect();
if (!$conn) {
return false;
}
$conn->message($to, $body, $type, $subject);
return true;
}
/**
* sends a presence stanza on the Jabber network
*
* @param string $status current status, free-form string
* @param string $show structured status value
* @param string $to recipient of presence, null for general
* @param string $type type of status message, related to $show
* @param int $priority priority of the presence
*
* @return boolean success value
*/
function jabber_send_presence($status, $show='available', $to=null,
$type = 'available', $priority=null)
{
$conn = jabber_connect();
if (!$conn) {
return false;
}
$conn->presence($status, $show, $to, $type, $priority);
return true;
}
/**
* sends a confirmation request to a JID
*
* @param string $code confirmation code for confirmation URL
* @param string $nickname nickname of confirming user
* @param string $address JID to send confirmation to
*
* @return boolean success flag
*/
function jabber_confirm_address($code, $nickname, $address)
{
$body = 'User "' . $nickname . '" on ' . common_config('site', 'name') . ' ' .
'has said that your Jabber ID belongs to them. ' .
'If that\'s true, you can confirm by clicking on this URL: ' .
common_local_url('confirmaddress', array('code' => $code)) .
' . (If you cannot click it, copy-and-paste it into the ' .
'address bar of your browser). If that user isn\'t you, ' .
'or if you didn\'t request this confirmation, just ignore this message.';
return jabber_send_message($address, $body);
}
/**
* sends a "special" presence stanza on the Jabber network
*
* @param string $type Type of presence
* @param string $to JID to send presence to
* @param string $show show value for presence
* @param string $status status value for presence
*
* @return boolean success flag
*
* @see jabber_send_presence()
*/
function jabber_special_presence($type, $to=null, $show=null, $status=null)
{
// FIXME: why use this instead of jabber_send_presence()?
$conn = jabber_connect();
$to = htmlspecialchars($to);
$status = htmlspecialchars($status);
$out = "<presence";
if ($to) {
$out .= " to='$to'";
}
if ($type) {
$out .= " type='$type'";
}
if ($show == 'available' and !$status) {
$out .= "/>";
} else {
$out .= ">";
if ($show && ($show != 'available')) {
$out .= "<show>$show</show>";
}
if ($status) {
$out .= "<status>$status</status>";
}
$out .= "</presence>";
}
$conn->send($out);
}
/**
* broadcast a notice to all subscribers and reply recipients
*
* This function will send a notice to all subscribers on the local server
* who have Jabber addresses, and have Jabber notification enabled, and
* have this subscription enabled for Jabber. It also sends the notice to
* all recipients of @-replies who have Jabber addresses and Jabber notification
* enabled. This is really the heart of Jabber distribution in Laconica.
*
* @param Notice $notice The notice to broadcast
*
* @return boolean success flag
*/
function jabber_broadcast_notice($notice)
{
if (!common_config('xmpp', 'enabled')) {
return true;
}
$profile = Profile::staticGet($notice->profile_id);
if (!$profile) {
common_log(LOG_WARNING, 'Refusing to broadcast notice with ' .
'unknown profile ' . common_log_objstring($notice),
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice);
$profile->free();
unset($profile);
$sent_to = array();
$conn = jabber_connect();
// First, get users to whom this is a direct reply
$user = new User();
$user->query('SELECT user.id, user.jabber ' .
'FROM user JOIN reply ON user.id = reply.profile_id ' .
'WHERE reply.notice_id = ' . $notice->id . ' ' .
'AND user.jabber is not null ' .
'AND user.jabbernotify = 1 ' .
'AND user.jabberreplies = 1 ');
while ($user->fetch()) {
common_log(LOG_INFO,
'Sending reply notice ' . $notice->id . ' to ' . $user->jabber,
__FILE__);
$conn->message($user->jabber, $msg, 'chat', null, $entry);
$conn->processTime(0);
$sent_to[$user->id] = 1;
}
$user->free();
// Now, get users subscribed to this profile
$user = new User();
$user->query('SELECT user.id, user.jabber ' .
'FROM user JOIN subscription ' .
'ON user.id = subscription.subscriber ' .
'WHERE subscription.subscribed = ' . $notice->profile_id . ' ' .
'AND user.jabber is not null ' .
'AND user.jabbernotify = 1 ' .
'AND subscription.jabber = 1 '); 'AND subscription.jabber = 1 ');
while ($user->fetch()) { while ($user->fetch()) {
if (!array_key_exists($user->id, $sent_to)) { if (!array_key_exists($user->id, $sent_to)) {
common_log(LOG_INFO, common_log(LOG_INFO,
'Sending notice ' . $notice->id . ' to ' . $user->jabber, 'Sending notice ' . $notice->id . ' to ' . $user->jabber,
__FILE__); __FILE__);
$conn->message($user->jabber, $msg, 'chat', NULL, $entry); $conn->message($user->jabber, $msg, 'chat', null, $entry);
# To keep the incoming queue from filling up, we service it after each send. // To keep the incoming queue from filling up,
$conn->processTime(0); // we service it after each send.
} $conn->processTime(0);
} }
}
$user->free(); $user->free();
return true; return true;
} }
function jabber_public_notice($notice) { /**
* send a notice to all public listeners
*
* For notices that are generated on the local system (by users), we can optionally
* forward them to remote listeners by XMPP.
*
* @param Notice $notice notice to broadcast
*
* @return boolean success flag
*/
# Now, users who want everything function jabber_public_notice($notice)
{
// Now, users who want everything
$public = common_config('xmpp', 'public'); $public = common_config('xmpp', 'public');
# FIXME PRIV don't send out private messages here // FIXME PRIV don't send out private messages here
# XXX: should we send out non-local messages if public,localonly // XXX: should we send out non-local messages if public,localonly
# = false? I think not // = false? I think not
if ($public && $notice->is_local) { if ($public && $notice->is_local) {
$profile = Profile::staticGet($notice->profile_id); $profile = Profile::staticGet($notice->profile_id);
if (!$profile) { if (!$profile) {
common_log(LOG_WARNING, 'Refusing to broadcast notice with ' . common_log(LOG_WARNING, 'Refusing to broadcast notice with ' .
'unknown profile ' . common_log_objstring($notice), 'unknown profile ' . common_log_objstring($notice),
__FILE__); __FILE__);
return false; return false;
} }
$msg = jabber_format_notice($profile, $notice); $msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice); $entry = jabber_format_entry($profile, $notice);
$conn = jabber_connect(); $conn = jabber_connect();
foreach ($public as $address) { foreach ($public as $address) {
common_log(LOG_INFO, common_log(LOG_INFO,
'Sending notice ' . $notice->id . ' to public listener ' . $address, 'Sending notice ' . $notice->id .
__FILE__); ' to public listener ' . $address,
$conn->message($address, $msg, 'chat', NULL, $entry); __FILE__);
$conn->processTime(0); $conn->message($address, $msg, 'chat', null, $entry);
} $conn->processTime(0);
$profile->free(); }
} $profile->free();
}
return true; return true;
} }
function jabber_format_notice(&$profile, &$notice) { /**
return $profile->nickname . ': ' . $notice->content; * makes a plain-text formatted version of a notice, suitable for Jabber distribution
*
* @param Profile &$profile profile of the sending user
* @param Notice &$notice notice being sent
*
* @return string plain-text version of the notice, with user nickname prefixed
*/
function jabber_format_notice(&$profile, &$notice)
{
return $profile->nickname . ': ' . $notice->content;
} }

File diff suppressed because it is too large Load Diff

View File

@ -1,9 +1,12 @@
<?php <?php
/* /**
* Laconica - a distributed open-source microblogging tool * Laconica, the distributed open-source microblogging tool
* Copyright (C) 2008, Controlez-Vous, Inc.
* *
* This program is free software: you can redistribute it and/or modify * utility functions for Jabber/GTalk/XMPP messages
*
* PHP version 5
*
* LICENCE: This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by * it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version. * (at your option) any later version.
@ -15,286 +18,448 @@
* *
* You should have received a copy of the GNU Affero General Public License * You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>. * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* @category Network
* @package Laconica
* @author Evan Prodromou <evan@controlyourself.ca>
* @copyright 2008 Control Yourself, Inc.
* @license http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
* @link http://laconi.ca/
*/ */
if (!defined('LACONICA')) { exit(1); } if (!defined('LACONICA')) {
exit(1);
require_once('XMPPHP/XMPP.php');
function jabber_valid_base_jid($jid) {
# Cheap but effective
return Validate::email($jid);
} }
function jabber_normalize_jid($jid) { require_once 'XMPPHP/XMPP.php';
if (preg_match("/(?:([^\@]+)\@)?([^\/]+)(?:\/(.*))?$/", $jid, $matches)) {
$node = $matches[1];
$server = $matches[2];
return strtolower($node.'@'.$server);
} else {
return NULL;
}
}
function jabber_daemon_address() { /**
return common_config('xmpp', 'user') . '@' . common_config('xmpp', 'server'); * checks whether a string is a syntactically valid Jabber ID (JID)
} *
* @param string $jid string to check
*
* @return boolean whether the string is a valid JID
*/
function jabber_connect($resource=NULL) { function jabber_valid_base_jid($jid)
static $conn = NULL;
if (!$conn) {
$conn = new XMPPHP_XMPP(common_config('xmpp', 'host') ?
common_config('xmpp', 'host') :
common_config('xmpp', 'server'),
common_config('xmpp', 'port'),
common_config('xmpp', 'user'),
common_config('xmpp', 'password'),
($resource) ? $resource :
common_config('xmpp', 'resource'),
common_config('xmpp', 'server'),
common_config('xmpp', 'debug') ?
true : false,
common_config('xmpp', 'debug') ?
XMPPHP_Log::LEVEL_VERBOSE : NULL
);
if (!$conn) {
return false;
}
$conn->autoSubscribe();
$conn->useEncryption(common_config('xmpp', 'encryption'));
try {
$conn->connect(true); # true = persistent connection
} catch (XMPPHP_Exception $e) {
common_log(LOG_ERROR, $e->getMessage());
return false;
}
$conn->processUntil('session_start');
}
return $conn;
}
function jabber_send_notice($to, $notice) {
$conn = jabber_connect();
if (!$conn) {
return false;
}
$profile = Profile::staticGet($notice->profile_id);
if (!$profile) {
common_log(LOG_WARNING, 'Refusing to send notice with ' .
'unknown profile ' . common_log_objstring($notice),
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice);
$conn->message($to, $msg, 'chat', NULL, $entry);
$profile->free();
return true;
}
# Extra stuff defined by Twitter, needed by twitter clients
function jabber_format_entry($profile, $notice) {
# FIXME: notice url might be remote
$noticeurl = common_local_url('shownotice',
array('notice' => $notice->id));
$msg = jabber_format_notice($profile, $notice);
$entry = "\n<entry xmlns='http://www.w3.org/2005/Atom'>\n";
$entry .= "<source>\n";
$entry .= "<title>" . $profile->nickname . " - " . common_config('site', 'name') . "</title>\n";
$entry .= "<link href='" . htmlspecialchars($profile->profileurl) . "'/>\n";
$entry .= "<link rel='self' type='application/rss+xml' href='" . common_local_url('userrss', array('nickname' => $profile->nickname)) . "'/>\n";
$entry .= "<author><name>" . $profile->nickname . "</name></author>\n";
$entry .= "<icon>" . common_profile_avatar_url($profile, AVATAR_PROFILE_SIZE) . "</icon>\n";
$entry .= "</source>\n";
$entry .= "<title>" . htmlspecialchars($msg) . "</title>\n";
$entry .= "<summary>" . htmlspecialchars($msg) . "</summary>\n";
$entry .= "<link rel='alternate' href='" . $noticeurl . "' />\n";
$entry .= "<id>". $notice->uri . "</id>\n";
$entry .= "<published>".common_date_w3dtf($notice->created)."</published>\n";
$entry .= "<updated>".common_date_w3dtf($notice->modified)."</updated>\n";
$entry .= "</entry>\n";
$html = "\n<html xmlns='http://jabber.org/protocol/xhtml-im'>\n";
$html .= "<body xmlns='http://www.w3.org/1999/xhtml'>\n";
$html .= "<a href='".htmlspecialchars($profile->profileurl)."'>".$profile->nickname."</a>: ";
$html .= ($notice->rendered) ? $notice->rendered : common_render_content($notice->content, $notice);
$html .= "\n</body>\n";
$html .= "\n</html>\n";
$address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
$address .= "<address type='replyto' jid='" . jabber_daemon_address() . "' />\n";
$address .= "</addresses>\n";
# FIXME: include a pubsub event, too.
return $html . $entry . $address;
}
function jabber_send_message($to, $body, $type='chat', $subject=NULL) {
$conn = jabber_connect();
if (!$conn) {
return false;
}
$conn->message($to, $body, $type, $subject);
return true;
}
function jabber_send_presence($status, $show='available', $to=NULL,
$type = 'available', $priority=NULL)
{ {
$conn = jabber_connect(); // Cheap but effective
if (!$conn) { return Validate::email($jid);
return false;
}
$conn->presence($status, $show, $to, $type, $priority);
return true;
} }
function jabber_confirm_address($code, $nickname, $address) { /**
$body = 'User "' . $nickname . '" on ' . common_config('site', 'name') . ' ' . * normalizes a Jabber ID for comparison
'has said that your Jabber ID belongs to them. ' . *
'If that\'s true, you can confirm by clicking on this URL: ' . * @param string $jid JID to check
common_local_url('confirmaddress', array('code' => $code)) . *
' . (If you cannot click it, copy-and-paste it into the ' . * @return string an equivalent JID in normalized (lowercase) form
'address bar of your browser). If that user isn\'t you, ' . */
'or if you didn\'t request this confirmation, just ignore this message.';
return jabber_send_message($address, $body); function jabber_normalize_jid($jid)
{
if (preg_match("/(?:([^\@]+)\@)?([^\/]+)(?:\/(.*))?$/", $jid, $matches)) {
$node = $matches[1];
$server = $matches[2];
return strtolower($node.'@'.$server);
} else {
return null;
}
} }
function jabber_special_presence($type, $to=NULL, $show=NULL, $status=NULL) { /**
$conn = jabber_connect(); * the JID of the Jabber daemon for this Laconica instance
*
* @return string JID of the Jabber daemon
*/
$to = htmlspecialchars($to); function jabber_daemon_address()
$status = htmlspecialchars($status); {
$out = "<presence"; return common_config('xmpp', 'user') . '@' . common_config('xmpp', 'server');
if($to) $out .= " to='$to'";
if($type) $out .= " type='$type'";
if($show == 'available' and !$status) {
$out .= "/>";
} else {
$out .= ">";
if($show && ($show != 'available')) $out .= "<show>$show</show>";
if($status) $out .= "<status>$status</status>";
$out .= "</presence>";
}
$conn->send($out);
} }
function jabber_broadcast_notice($notice) { /**
* connect the configured Jabber account to the configured server
*
* @param string $resource Resource to connect (defaults to configured resource)
*
* @return XMPPHP connection to the configured server
*/
if (!common_config('xmpp', 'enabled')) { function jabber_connect($resource=null)
return true; {
} static $conn = null;
$profile = Profile::staticGet($notice->profile_id); if (!$conn) {
$conn = new XMPPHP_XMPP(common_config('xmpp', 'host') ?
common_config('xmpp', 'host') :
common_config('xmpp', 'server'),
common_config('xmpp', 'port'),
common_config('xmpp', 'user'),
common_config('xmpp', 'password'),
($resource) ? $resource :
common_config('xmpp', 'resource'),
common_config('xmpp', 'server'),
common_config('xmpp', 'debug') ?
true : false,
common_config('xmpp', 'debug') ?
XMPPHP_Log::LEVEL_VERBOSE : null
);
if (!$profile) { if (!$conn) {
common_log(LOG_WARNING, 'Refusing to broadcast notice with ' . return false;
'unknown profile ' . common_log_objstring($notice), }
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice); $conn->autoSubscribe();
$entry = jabber_format_entry($profile, $notice); $conn->useEncryption(common_config('xmpp', 'encryption'));
$profile->free(); try {
unset($profile); $conn->connect(true); // true = persistent connection
} catch (XMPPHP_Exception $e) {
common_log(LOG_ERROR, $e->getMessage());
return false;
}
$sent_to = array(); $conn->processUntil('session_start');
$conn = jabber_connect(); }
return $conn;
}
# First, get users to whom this is a direct reply /**
$user = new User(); * send a single notice to a given Jabber address
$user->query('SELECT user.id, user.jabber ' . *
'FROM user JOIN reply ON user.id = reply.profile_id ' . * @param string $to JID to send the notice to
'WHERE reply.notice_id = ' . $notice->id . ' ' . * @param Notice $notice notice to send
'AND user.jabber is not null ' . *
'AND user.jabbernotify = 1 ' . * @return boolean success value
'AND user.jabberreplies = 1 '); */
while ($user->fetch()) { function jabber_send_notice($to, $notice)
common_log(LOG_INFO, {
'Sending reply notice ' . $notice->id . ' to ' . $user->jabber, $conn = jabber_connect();
__FILE__); if (!$conn) {
$conn->message($user->jabber, $msg, 'chat', NULL, $entry); return false;
$conn->processTime(0); }
$sent_to[$user->id] = 1; $profile = Profile::staticGet($notice->profile_id);
} if (!$profile) {
common_log(LOG_WARNING, 'Refusing to send notice with ' .
'unknown profile ' . common_log_objstring($notice),
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice);
$conn->message($to, $msg, 'chat', null, $entry);
$profile->free();
return true;
}
$user->free(); /**
* extra information for XMPP messages, as defined by Twitter
*
* @param Profile $profile Profile of the sending user
* @param Notice $notice Notice being sent
*
* @return string Extra information (Atom, HTML, addresses) in string format
*/
# Now, get users subscribed to this profile function jabber_format_entry($profile, $notice)
{
// FIXME: notice url might be remote
$user = new User(); $noticeurl = common_local_url('shownotice',
$user->query('SELECT user.id, user.jabber ' . array('notice' => $notice->id));
'FROM user JOIN subscription ON user.id = subscription.subscriber ' .
'WHERE subscription.subscribed = ' . $notice->profile_id . ' ' . $msg = jabber_format_notice($profile, $notice);
'AND user.jabber is not null ' .
'AND user.jabbernotify = 1 ' . $self_url = common_local_url('userrss', array('nickname' => $profile->nickname));
$entry = "\n<entry xmlns='http://www.w3.org/2005/Atom'>\n";
$entry .= "<source>\n";
$entry .= "<title>" . $profile->nickname . " - " . common_config('site', 'name') . "</title>\n";
$entry .= "<link href='" . htmlspecialchars($profile->profileurl) . "'/>\n";
$entry .= "<link rel='self' type='application/rss+xml' href='" . $self_url . "'/>\n";
$entry .= "<author><name>" . $profile->nickname . "</name></author>\n";
$entry .= "<icon>" . common_profile_avatar_url($profile, AVATAR_PROFILE_SIZE) . "</icon>\n";
$entry .= "</source>\n";
$entry .= "<title>" . htmlspecialchars($msg) . "</title>\n";
$entry .= "<summary>" . htmlspecialchars($msg) . "</summary>\n";
$entry .= "<link rel='alternate' href='" . $noticeurl . "' />\n";
$entry .= "<id>". $notice->uri . "</id>\n";
$entry .= "<published>".common_date_w3dtf($notice->created)."</published>\n";
$entry .= "<updated>".common_date_w3dtf($notice->modified)."</updated>\n";
$entry .= "</entry>\n";
$html = "\n<html xmlns='http://jabber.org/protocol/xhtml-im'>\n";
$html .= "<body xmlns='http://www.w3.org/1999/xhtml'>\n";
$html .= "<a href='".htmlspecialchars($profile->profileurl)."'>".$profile->nickname."</a>: ";
$html .= ($notice->rendered) ? $notice->rendered : common_render_content($notice->content, $notice);
$html .= "\n</body>\n";
$html .= "\n</html>\n";
$address = "<addresses xmlns='http://jabber.org/protocol/address'>\n";
$address .= "<address type='replyto' jid='" . jabber_daemon_address() . "' />\n";
$address .= "</addresses>\n";
// FIXME: include a pubsub event, too.
return $html . $entry . $address;
}
/**
* sends a single text message to a given JID
*
* @param string $to JID to send the message to
* @param string $body body of the message
* @param string $type type of the message
* @param string $subject subject of the message
*
* @return boolean success flag
*/
function jabber_send_message($to, $body, $type='chat', $subject=null)
{
$conn = jabber_connect();
if (!$conn) {
return false;
}
$conn->message($to, $body, $type, $subject);
return true;
}
/**
* sends a presence stanza on the Jabber network
*
* @param string $status current status, free-form string
* @param string $show structured status value
* @param string $to recipient of presence, null for general
* @param string $type type of status message, related to $show
* @param int $priority priority of the presence
*
* @return boolean success value
*/
function jabber_send_presence($status, $show='available', $to=null,
$type = 'available', $priority=null)
{
$conn = jabber_connect();
if (!$conn) {
return false;
}
$conn->presence($status, $show, $to, $type, $priority);
return true;
}
/**
* sends a confirmation request to a JID
*
* @param string $code confirmation code for confirmation URL
* @param string $nickname nickname of confirming user
* @param string $address JID to send confirmation to
*
* @return boolean success flag
*/
function jabber_confirm_address($code, $nickname, $address)
{
$body = 'User "' . $nickname . '" on ' . common_config('site', 'name') . ' ' .
'has said that your Jabber ID belongs to them. ' .
'If that\'s true, you can confirm by clicking on this URL: ' .
common_local_url('confirmaddress', array('code' => $code)) .
' . (If you cannot click it, copy-and-paste it into the ' .
'address bar of your browser). If that user isn\'t you, ' .
'or if you didn\'t request this confirmation, just ignore this message.';
return jabber_send_message($address, $body);
}
/**
* sends a "special" presence stanza on the Jabber network
*
* @param string $type Type of presence
* @param string $to JID to send presence to
* @param string $show show value for presence
* @param string $status status value for presence
*
* @return boolean success flag
*
* @see jabber_send_presence()
*/
function jabber_special_presence($type, $to=null, $show=null, $status=null)
{
// FIXME: why use this instead of jabber_send_presence()?
$conn = jabber_connect();
$to = htmlspecialchars($to);
$status = htmlspecialchars($status);
$out = "<presence";
if ($to) {
$out .= " to='$to'";
}
if ($type) {
$out .= " type='$type'";
}
if ($show == 'available' and !$status) {
$out .= "/>";
} else {
$out .= ">";
if ($show && ($show != 'available')) {
$out .= "<show>$show</show>";
}
if ($status) {
$out .= "<status>$status</status>";
}
$out .= "</presence>";
}
$conn->send($out);
}
/**
* broadcast a notice to all subscribers and reply recipients
*
* This function will send a notice to all subscribers on the local server
* who have Jabber addresses, and have Jabber notification enabled, and
* have this subscription enabled for Jabber. It also sends the notice to
* all recipients of @-replies who have Jabber addresses and Jabber notification
* enabled. This is really the heart of Jabber distribution in Laconica.
*
* @param Notice $notice The notice to broadcast
*
* @return boolean success flag
*/
function jabber_broadcast_notice($notice)
{
if (!common_config('xmpp', 'enabled')) {
return true;
}
$profile = Profile::staticGet($notice->profile_id);
if (!$profile) {
common_log(LOG_WARNING, 'Refusing to broadcast notice with ' .
'unknown profile ' . common_log_objstring($notice),
__FILE__);
return false;
}
$msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice);
$profile->free();
unset($profile);
$sent_to = array();
$conn = jabber_connect();
// First, get users to whom this is a direct reply
$user = new User();
$user->query('SELECT user.id, user.jabber ' .
'FROM user JOIN reply ON user.id = reply.profile_id ' .
'WHERE reply.notice_id = ' . $notice->id . ' ' .
'AND user.jabber is not null ' .
'AND user.jabbernotify = 1 ' .
'AND user.jabberreplies = 1 ');
while ($user->fetch()) {
common_log(LOG_INFO,
'Sending reply notice ' . $notice->id . ' to ' . $user->jabber,
__FILE__);
$conn->message($user->jabber, $msg, 'chat', null, $entry);
$conn->processTime(0);
$sent_to[$user->id] = 1;
}
$user->free();
// Now, get users subscribed to this profile
$user = new User();
$user->query('SELECT user.id, user.jabber ' .
'FROM user JOIN subscription ' .
'ON user.id = subscription.subscriber ' .
'WHERE subscription.subscribed = ' . $notice->profile_id . ' ' .
'AND user.jabber is not null ' .
'AND user.jabbernotify = 1 ' .
'AND subscription.jabber = 1 '); 'AND subscription.jabber = 1 ');
while ($user->fetch()) { while ($user->fetch()) {
if (!array_key_exists($user->id, $sent_to)) { if (!array_key_exists($user->id, $sent_to)) {
common_log(LOG_INFO, common_log(LOG_INFO,
'Sending notice ' . $notice->id . ' to ' . $user->jabber, 'Sending notice ' . $notice->id . ' to ' . $user->jabber,
__FILE__); __FILE__);
$conn->message($user->jabber, $msg, 'chat', NULL, $entry); $conn->message($user->jabber, $msg, 'chat', null, $entry);
# To keep the incoming queue from filling up, we service it after each send. // To keep the incoming queue from filling up,
$conn->processTime(0); // we service it after each send.
} $conn->processTime(0);
} }
}
$user->free(); $user->free();
return true; return true;
} }
function jabber_public_notice($notice) { /**
* send a notice to all public listeners
*
* For notices that are generated on the local system (by users), we can optionally
* forward them to remote listeners by XMPP.
*
* @param Notice $notice notice to broadcast
*
* @return boolean success flag
*/
# Now, users who want everything function jabber_public_notice($notice)
{
// Now, users who want everything
$public = common_config('xmpp', 'public'); $public = common_config('xmpp', 'public');
# FIXME PRIV don't send out private messages here // FIXME PRIV don't send out private messages here
# XXX: should we send out non-local messages if public,localonly // XXX: should we send out non-local messages if public,localonly
# = false? I think not // = false? I think not
if ($public && $notice->is_local) { if ($public && $notice->is_local) {
$profile = Profile::staticGet($notice->profile_id); $profile = Profile::staticGet($notice->profile_id);
if (!$profile) { if (!$profile) {
common_log(LOG_WARNING, 'Refusing to broadcast notice with ' . common_log(LOG_WARNING, 'Refusing to broadcast notice with ' .
'unknown profile ' . common_log_objstring($notice), 'unknown profile ' . common_log_objstring($notice),
__FILE__); __FILE__);
return false; return false;
} }
$msg = jabber_format_notice($profile, $notice); $msg = jabber_format_notice($profile, $notice);
$entry = jabber_format_entry($profile, $notice); $entry = jabber_format_entry($profile, $notice);
$conn = jabber_connect(); $conn = jabber_connect();
foreach ($public as $address) { foreach ($public as $address) {
common_log(LOG_INFO, common_log(LOG_INFO,
'Sending notice ' . $notice->id . ' to public listener ' . $address, 'Sending notice ' . $notice->id .
__FILE__); ' to public listener ' . $address,
$conn->message($address, $msg, 'chat', NULL, $entry); __FILE__);
$conn->processTime(0); $conn->message($address, $msg, 'chat', null, $entry);
} $conn->processTime(0);
$profile->free(); }
} $profile->free();
}
return true; return true;
} }
function jabber_format_notice(&$profile, &$notice) { /**
return $profile->nickname . ': ' . $notice->content; * makes a plain-text formatted version of a notice, suitable for Jabber distribution
*
* @param Profile &$profile profile of the sending user
* @param Notice &$notice notice being sent
*
* @return string plain-text version of the notice, with user nickname prefixed
*/
function jabber_format_notice(&$profile, &$notice)
{
return $profile->nickname . ': ' . $notice->content;
} }