gnu-social/lib/ping.php
2009-03-22 15:24:09 -04:00

114 lines
4.2 KiB
PHP

<?php
/*
* Laconica - a distributed open-source microblogging tool
* Copyright (C) 2009, Control Yourself, 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); }
function ping_broadcast_notice($notice) {
if (!$notice->is_local) {
return true;
}
# Array of servers, URL => type
$notify = common_config('ping', 'notify');
$profile = $notice->getProfile();
$tags = ping_notice_tags($notice);
foreach ($notify as $notify_url => $type) {
switch ($type) {
case 'xmlrpc':
case 'extended':
$req = xmlrpc_encode_request('weblogUpdates.ping',
array($profile->nickname, # site name
common_local_url('showstream',
array('nickname' => $profile->nickname)),
common_local_url('shownotice',
array('notice' => $notice->id)),
common_local_url('userrss',
array('nickname' => $profile->nickname)),
$tags));
$context = stream_context_create(array('http' => array('method' => "POST",
'header' =>
"Content-Type: text/xml\r\n".
"User-Agent: Laconica/".LACONICA_VERSION."\r\n",
'content' => $req)));
$file = file_get_contents($notify_url, false, $context);
$response = xmlrpc_decode($file);
if (xmlrpc_is_fault($response)) {
common_log(LOG_WARNING,
"XML-RPC error for ping ($notify_url, $notice->id) ".
"$response[faultString] ($response[faultCode])");
} else {
common_log(LOG_INFO,
"Ping success for $notify_url $notice->id");
}
break;
case 'get':
case 'post':
$args = array('name' => $profile->nickname,
'url' => common_local_url('showstream',
array('nickname' => $profile->nickname)),
'changesURL' => common_local_url('userrss',
array('nickname' => $profile->nickname)));
$fetcher = Auth_Yadis_Yadis::getHTTPFetcher();
if ($type === 'get') {
$result = $fetcher->get($notify_url . '?' . http_build_query($args),
array('User-Agent: Laconica/'.LACONICA_VERSION));
} else {
$result = $fetcher->post($notify_url,
http_build_query($args),
array('User-Agent: Laconica/'.LACONICA_VERSION));
}
if ($result->status != '200') {
common_log(LOG_WARNING,
"Ping error for '$notify_url' ($notice->id): ".
"$result->body");
} else {
common_log(LOG_INFO,
"Ping success for '$notify_url' ($notice->id): ".
"'$result->body'");
}
break;
default:
common_log(LOG_WARNING, 'Unknown notify type for ' . $notify_url . ': ' . $type);
}
}
return true;
}
function ping_notice_tags($notice) {
$tag = new Notice_tag();
$tag->notice_id = $notice->id;
$tags = array();
if ($tag->find()) {
while ($tag->fetch()) {
$tags[] = $tag->tag;
}
$tag->free();
unset($tag);
return implode('|', $tags);
}
return NULL;
}