<?php
function hub_return($valid,$body) {
-
+
if($valid) {
header($_SERVER["SERVER_PROTOCOL"] . ' 200 ' . 'OK');
echo $body;
// when receiving an XML feed, always return OK
function hub_post_return() {
-
+
header($_SERVER["SERVER_PROTOCOL"] . ' 200 ' . 'OK');
killme();
function pubsub_init(&$a) {
$nick = (($a->argc > 1) ? notags(trim($a->argv[1])) : '');
- $contact_id = (($a->argc > 2) ? intval($a->argv[2]) : 0);
+ $contact_id = (($a->argc > 2) ? intval($a->argv[2]) : 0 );
if($_SERVER['REQUEST_METHOD'] === 'GET') {
- $hub_mode = notags(trim($_GET['hub_mode']));
- $hub_topic = notags(trim($_GET['hub_topic']));
- $hub_challenge = notags(trim($_GET['hub_challenge']));
- $hub_lease = notags(trim($_GET['hub_lease_seconds']));
- $hub_verify = notags(trim($_GET['hub_verify_token']));
-
+ $hub_mode = ((x($_GET,'hub_mode')) ? notags(trim($_GET['hub_mode'])) : '');
+ $hub_topic = ((x($_GET,'hub_topic')) ? notags(trim($_GET['hub_topic'])) : '');
+ $hub_challenge = ((x($_GET,'hub_challenge')) ? notags(trim($_GET['hub_challenge'])) : '');
+ $hub_lease = ((x($_GET,'hub_lease_seconds')) ? notags(trim($_GET['hub_lease_seconds'])) : '');
+ $hub_verify = ((x($_GET,'hub_verify_token')) ? notags(trim($_GET['hub_verify_token'])) : '');
+ logger('pubsub: Subscription from ' . $_SERVER['REMOTE_ADDR']);
+ logger('pubsub: data: ' . print_r($_GET,true), LOGGER_DATA);
$subscribe = (($hub_mode === 'subscribe') ? 1 : 0);
- $r = q("SELECT * FROM `user` WHERE `nickname` = '%s' LIMIT 1",
+ $r = q("SELECT * FROM `user` WHERE `nickname` = '%s' AND `account_expired` = 0 AND `account_removed` = 0 LIMIT 1",
dbesc($nick)
);
- if(! count($r))
+ if(! count($r)) {
+ logger('pubsub: local account not found: ' . $nick);
hub_return(false, '');
+ }
$owner = $r[0];
$sql_extra = ((strlen($hub_verify)) ? sprintf(" AND `hub-verify` = '%s' ", dbesc($hub_verify)) : '');
- $r = q("SELECT * FROM `contact` WHERE `poll` = '%s' AND `id` = %d AND `uid` = %d AND `blocked` = 0 $sql_extra LIMIT 1",
- dbesc($hub_topic),
+ $r = q("SELECT * FROM `contact` WHERE `id` = %d AND `uid` = %d
+ AND `blocked` = 0 AND `pending` = 0 $sql_extra LIMIT 1",
intval($contact_id),
intval($owner['uid'])
);
- if(! count($r))
+ if(! count($r)) {
+ logger('pubsub: contact '.$contact_id.' not found.');
hub_return(false, '');
+ }
+
+ if ($hub_topic)
+ if(! link_compare($hub_topic,$r[0]['poll'])) {
+ logger('pubsub: hub topic ' . $hub_topic . ' != ' . $r[0]['poll']);
+ // should abort but let's humour them.
+ }
$contact = $r[0];
// We must initiate an unsubscribe request with a verify_token.
// Don't allow outsiders to unsubscribe us.
- if(($hub_mode === 'unsubscribe') && (! strlen($hub_verify)))
- hub_return(false, '');
+ if($hub_mode === 'unsubscribe') {
+ if(! strlen($hub_verify)) {
+ logger('pubsub: bogus unsubscribe');
+ hub_return(false, '');
+ }
+ logger('pubsub: unsubscribe success');
+ }
- $r = q("UPDATE `contact` SET `subhub` = %d WHERE `id` = %d LIMIT 1",
- intval($subscribe),
- intval($contact['id'])
- );
+ if ($hub_mode)
+ $r = q("UPDATE `contact` SET `subhub` = %d WHERE `id` = %d",
+ intval($subscribe),
+ intval($contact['id'])
+ );
hub_return(true, $hub_challenge);
-
}
}
+require_once('include/security.php');
function pubsub_post(&$a) {
$xml = file_get_contents('php://input');
- $debugging = get_config('system','debugging');
- if($debugging)
- file_put_contents('pubsub.out',$xml,FILE_APPEND);
+ logger('pubsub: feed arrived from ' . $_SERVER['REMOTE_ADDR'] . ' for ' . $a->cmd );
+ logger('pubsub: user-agent: ' . $_SERVER['HTTP_USER_AGENT'] );
+ logger('pubsub: data: ' . $xml, LOGGER_DATA);
+
+// if(! stristr($xml,'<?xml')) {
+// logger('pubsub_post: bad xml');
+// hub_post_return();
+// }
$nick = (($a->argc > 1) ? notags(trim($a->argv[1])) : '');
- $contact_id = (($a->argc > 2) ? intval($a->argv[2]) : 0);
+ $contact_id = (($a->argc > 2) ? intval($a->argv[2]) : 0 );
- $r = q("SELECT * FROM `user` WHERE `nickname` = '%s' LIMIT 1",
+ $r = q("SELECT * FROM `user` WHERE `nickname` = '%s' AND `account_expired` = 0 AND `account_removed` = 0 LIMIT 1",
dbesc($nick)
);
if(! count($r))
$importer = $r[0];
- $r = q("SELECT * FROM `contact` WHERE `subhub` = 1 AND `id` = %d AND `uid` = %d AND `blocked` = 0 LIMIT 1",
+ $r = q("SELECT * FROM `contact` WHERE `subhub` = 1 AND `id` = %d AND `uid` = %d
+ AND ( `rel` = %d OR `rel` = %d OR network = '%s' ) AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
intval($contact_id),
- intval($importer['uid'])
+ intval($importer['uid']),
+ intval(CONTACT_IS_SHARING),
+ intval(CONTACT_IS_FRIEND),
+ dbesc(NETWORK_FEED)
);
- if(! count($r))
+
+ if(! count($r)) {
+ logger('pubsub: no contact record for "'.$nick.' ('.$contact_id.')" - ignored. '.$xml);
hub_post_return();
+ }
$contact = $r[0];
+ // we have no way to match Diaspora guid's with atom post id's and could get duplicates.
+ // we'll assume that direct delivery is robust (and this is a bad assumption, but the duplicates are messy).
+
+ if($r[0]['network'] === NETWORK_DIASPORA)
+ hub_post_return();
+
$feedhub = '';
require_once('include/items.php');
- consume_feed($xml,$importer,$contact,$feedhub);
+ consume_feed($xml,$importer,$contact,$feedhub,1,1);
+
+ // do it a second time so that any children find their parents.
+
+ consume_feed($xml,$importer,$contact,$feedhub,1,2);
hub_post_return();