/laconica-0.5.0/lib/jabber.php
PHP | 289 lines | 226 code | 33 blank | 30 comment | 40 complexity | e6eb42d6e707b56787ad55930c769c82 MD5 | raw file
Possible License(s): AGPL-3.0
- <?php
- /*
- * Laconica - a distributed open-source microblogging tool
- * Copyright (C) 2008, Controlez-Vous, Inc.
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Affero General Public License for more details.
- *
- * You should have received a copy of the GNU Affero General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- if (!defined('LACONICA')) { exit(1); }
- require_once('XMPPHP/XMPP.php');
- # XXX: something of a hack to work around problems with the XMPPHP lib
- class Laconica_XMPP extends XMPPHP_XMPP {
-
- function messageplus($to, $body, $type = 'chat', $subject = null, $payload = null) {
- $to = htmlspecialchars($to);
- $body = htmlspecialchars($body);
- $subject = htmlspecialchars($subject);
- $jid = jabber_daemon_address();
-
- $out = "<message from='$jid' to='$to' type='$type'>";
- if($subject) $out .= "<subject>$subject</subject>";
- $out .= "<body>$body</body>";
- if($payload) $out .= $payload;
- $out .= "</message>";
- $cnt = strlen($out);
- common_log(LOG_DEBUG, "Sending $cnt chars to $to");
- $this->send($out);
- common_log(LOG_DEBUG, 'Done.');
- }
- }
- function jabber_valid_base_jid($jid) {
- # Cheap but effective
- return Validate::email($jid);
- }
- function jabber_normalize_jid($jid) {
- if (preg_match("/(?:([^\@]+)\@)?([^\/]+)(?:\/(.*))?$/", $jid, $matches)) {
- $node = $matches[1];
- $server = $matches[2];
- $resource = $matches[3];
- return strtolower($node.'@'.$server);
- } else {
- return NULL;
- }
- }
- function jabber_daemon_address() {
- return common_config('xmpp', 'user') . '@' . common_config('xmpp', 'server');
- }
- function jabber_connect($resource=NULL) {
- static $conn = NULL;
- if (!$conn) {
- $conn = new Laconica_XMPP(common_config('xmpp', 'host') ?
- common_config('xmpp', 'host') :
- common_config('xmpp', 'server'),
- common_config('xmpp', 'port'),
- common_config('xmpp', 'user'),
- common_config('xmpp', 'password'),
- ($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
- );
- $conn->autoSubscribe();
- if (!$conn) {
- return false;
- }
- $conn->connect(true); # true = persistent connection
- if ($conn->isDisconnected()) {
- 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);
- $conn->messageplus($to, $msg, 'chat', NULL, $entry);
- return true;
- }
- # Extra stuff defined by Twitter, needed by twitter clients
- function jabber_format_entry($profile, $notice) {
-
- $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='" . $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";
- $html .= "<a href='".common_profile_url($profile->nickname)."'>".$profile->nickname."</a>: ";
- $html .= ($notice->rendered) ? $notice->rendered : common_render_content($notice->content, $notice);
- $html .= "\n</body>\n";
- $html .= "\n</html>\n";
-
- $event = "<event xmlns='http://jabber.org/protocol/pubsub#event'>\n";
- $event .= "<items xmlns='http://jabber.org/protocol/pubsub' ";
- $event .= "node='" . common_local_url('public') . "'>\n";
- $event .= "<item id='" . $notice->uri ."' />\n";
- $event .= "</items>\n";
- $event .= "</event>\n";
- # FIXME: include the pubsub event, too.
- return $html . $entry;
- # return $entry . "\n" . $event;
- }
- function jabber_send_message($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) {
- $conn = jabber_connect();
- if (!$conn) {
- return false;
- }
- $conn->presence($status, $show, $to);
- return true;
- }
- function jabber_confirm_address($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, $body);
- }
- function jabber_special_presence($type, $to=NULL, $show=NULL, $status=NULL) {
- $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);
- }
- 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;
- }
- $sent_to = array();
- # First, get users who this is a direct reply to
- $reply = new Reply();
- $reply->notice_id = $notice->id;
- if ($reply->find()) {
- while ($reply->fetch()) {
- $user = User::staticGet($reply->profile_id);
- if ($user && $user->jabber && $user->jabbernotify && $user->jabberreplies) {
- common_log(LOG_INFO,
- 'Sending reply notice ' . $notice->id . ' to ' . $user->jabber,
- __FILE__);
- $success = jabber_send_notice($user->jabber, $notice);
- if ($success) {
- # Remember so we don't send twice
- $sent_to[$user->id] = true;
- } else {
- # XXX: Not sure, but I think that's the right thing to do
- common_log(LOG_WARNING,
- 'Sending reply notice ' . $notice->id . ' to ' . $user->jabber . ' FAILED, cancelling.',
- __FILE__);
- return false;
- }
- }
- }
- }
- # Now, get users subscribed to this profile
- # XXX: use a join here rather than looping through results
- $sub = new Subscription();
- $sub->subscribed = $notice->profile_id;
-
- if ($sub->find()) {
- while ($sub->fetch()) {
- $user = User::staticGet($sub->subscriber);
- if ($user && $user->jabber && $user->jabbernotify && !$sent_to[$user->id]) {
- common_log(LOG_INFO,
- 'Sending notice ' . $notice->id . ' to ' . $user->jabber,
- __FILE__);
- $success = jabber_send_notice($user->jabber, $notice);
- if ($success) {
- $sent_to[$user->id] = true;
- } else {
- # XXX: Not sure, but I think that's the right thing to do
- common_log(LOG_WARNING,
- 'Sending notice ' . $notice->id . ' to ' . $user->jabber . ' FAILED, cancelling.',
- __FILE__);
- return false;
- }
- }
- }
- }
- # Now, users who want everything
-
- $public = common_config('xmpp', 'public');
-
- # FIXME PRIV don't send out private messages here
-
- if ($public) {
- foreach ($public as $address) {
- common_log(LOG_INFO,
- 'Sending notice ' . $notice->id . ' to public listener ' . $address,
- __FILE__);
- jabber_send_notice($address, $notice);
- }
- }
-
- return true;
- }
- function jabber_format_notice(&$profile, &$notice) {
- return $profile->nickname . ': ' . $notice->content;
- }