forked from GNUsocial/gnu-social
145 lines
4.2 KiB
PHP
145 lines
4.2 KiB
PHP
<?php
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/*
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* Laconica - a distributed open-source microblogging tool
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* Copyright (C) 2008, Controlez-Vous, Inc.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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if (!defined('LACONICA')) { exit(1); }
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require_once('xmpp.php');
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function jabber_valid_base_jid($jid) {
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# Cheap but effective
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return Validate::email($jid);
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}
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function jabber_normalize_jid($jid) {
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if (preg_match("/(?:([^\@]+)\@)?([^\/]+)(?:\/(.*))?$/", $jid, $matches)) {
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$node = $matches[1];
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$server = $matches[2];
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$resource = $matches[3];
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return strtolower($node.'@'.$server);
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} else {
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return NULL;
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}
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}
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function jabber_connect($resource=NULL) {
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static $conn = NULL;
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if (!$conn) {
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$conn = new XMPP(common_config('xmpp', 'server'),
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common_config('xmpp', 'port'),
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common_config('xmpp', 'user'),
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common_config('xmpp', 'password'),
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($resource) ? $resource :
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common_config('xmpp', 'resource'));
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if (!$conn) {
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return false;
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}
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$conn->connect(true); # try to get a persistent connection
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if ($conn->disconnected) {
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return false;
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}
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$conn->processUntil('session_start');
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}
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return $conn;
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}
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function jabber_send_message($to, $body, $type='chat', $subject=NULL) {
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$conn = jabber_connect();
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if (!$conn) {
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return false;
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}
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$conn->message($to, $body, $type, $subject);
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return true;
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}
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function jabber_send_presence($status=Null, $show='available', $to=Null) {
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$conn = jabber_connect();
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if (!$conn) {
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return false;
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}
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$conn->presence($status, $show, $to);
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return true;
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}
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function jabber_confirm_address($code, $nickname, $address) {
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# Fire off a subscription, just in case
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jabber_special_presence('subscribe', $address);
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# Hopefully this goes through if we're not already subscribed
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$body = 'User "' . $nickname . '" on ' . common_config('site', 'name') .
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'has said that your Jabber ID belongs to them. ' .
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'If that\'s true, you can confirm by clicking on this URL: ' .
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common_local_url('confirmaddress', array('code' => $confirm->code)) .
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' . (If you cannot click it, copy-and-paste it into the ' .
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'address bar of your browser). If that user isn\'t you, ' .
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'or if you didn\'t request this confirmation, just ignore this message.';
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jabber_send_message($address, $body);
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}
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function jabber_special_presence($type, $to=NULL, $show=NULL, $status=NULL) {
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$conn = jabber_connect();
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$to = htmlspecialchars($to);
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$status = htmlspecialchars($status);
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$out = "<presence";
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if($to) $out .= " to='$to'";
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if($type) $out .= " type='$type'";
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if($show == 'available' and !$status) {
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$out .= "/>";
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} else {
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$out .= ">";
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if($show && ($show != 'available')) $out .= "<show>$show</show>";
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if($status) $out .= "<status>$status</status>";
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$out .= "</presence>";
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}
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$conn->send($out);
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}
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function jabber_broadcast_notice($notice) {
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# First, get users subscribed to this profile
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# XXX: use a join here rather than looping through results
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$profile = Profile::staticGet($notice->profile_id);
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if (!$profile) {
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common_log(LOG_WARNING, 'Refusing to broadcast notice with ' .
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'unknown profile ' . common_log_objstring($notice),
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__FILE__);
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return false;
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}
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$sub = new Subscription();
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$sub->subscribed = $notice->profile_id;
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if ($sub->find()) {
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$msg = jabber_format_notice($profile, $notice);
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while ($sub->fetch()) {
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$user = User::staticGet($sub->subscriber);
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if ($user && $user->jabber) {
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jabber_send_message($user->jabber,
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$msg);
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}
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}
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}
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}
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function jabber_format_notice(&$profile, &$notice) {
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return $profile->nickname . ': ' . $notice->content;
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}
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