Friendica Communications Platform (please note that this is a clone of the repository at github, issues are handled there) https://friendi.ca
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<?php
/**
* @file src/Worker/PubSubPublish.php
*/
namespace Friendica\Worker;
use Friendica\App;
use Friendica\Core\System;
use Friendica\Database\DBM;
use Friendica\Protocol\OStatus;
use Friendica\Util\Network;
use Friendica\Model\PushSubscriber;
use dba;
require_once 'include/items.php';
class PubSubPublish
{
public static function execute($pubsubpublish_id = 0)
{
if ($pubsubpublish_id == 0) {
return;
}
self::publish($pubsubpublish_id);
}
private static function publish($id)
{
$a = \Friendica\BaseObject::getApp();
$subscriber = dba::selectFirst('push_subscriber', [], ['id' => $id]);
if (!DBM::is_result($subscriber)) {
return;
}
/// @todo Check server status with PortableContact::checkServer()
// Before this can be done we need a way to safely detect the server url.
logger("Generate feed of user " . $subscriber['nickname']. " to " . $subscriber['callback_url']. " - last updated " . $subscriber['last_update'], LOGGER_DEBUG);
$last_update = $subscriber['last_update'];
$params = OStatus::feed($subscriber['nickname'], $last_update);
if (!$params) {
return;
}
$hmac_sig = hash_hmac("sha1", $params, $subscriber['secret']);
$headers = ["Content-type: application/atom+xml",
sprintf("Link: <%s>;rel=hub,<%s>;rel=self",
System::baseUrl() . '/pubsubhubbub/' . $subscriber['nickname'],
$subscriber['topic']),
"X-Hub-Signature: sha1=" . $hmac_sig];
logger('POST ' . print_r($headers, true) . "\n" . $params, LOGGER_DATA);
Network::post($subscriber['callback_url'], $params, $headers);
$ret = $a->get_curl_code();
$condition = ['id' => $subscriber['id']];
if ($ret >= 200 && $ret <= 299) {
logger('Successfully pushed to ' . $subscriber['callback_url']);
PushSubscriber::reset($subscriber['id'], $last_update);
} else {
logger('Delivery error when pushing to ' . $subscriber['callback_url'] . ' HTTP: ' . $ret);
PushSubscriber::delay($subscriber['id']);
}
}
}