128 lines
3.0 KiB
PHP
128 lines
3.0 KiB
PHP
<?php
|
|
|
|
function hub_return($valid,$body) {
|
|
|
|
if($valid) {
|
|
header($_SERVER["SERVER_PROTOCOL"] . ' 200 ' . 'OK');
|
|
echo $body;
|
|
killme();
|
|
}
|
|
else {
|
|
header($_SERVER["SERVER_PROTOCOL"] . ' 404 ' . 'Not Found');
|
|
killme();
|
|
}
|
|
|
|
// NOTREACHED
|
|
}
|
|
|
|
// 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($a->argv[2]) : 0);
|
|
|
|
if($_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']));
|
|
|
|
$debugging = get_config('system','debugging');
|
|
if($debugging) {
|
|
file_put_contents('pubsub.out', 'Pubsubhubbub subscription called from ' . $_SERVER['REMOTE_ADDR'] . ' at ' . datetime_convert() . "\n" . print_r($_GET,true), FILE_APPEND);
|
|
}
|
|
|
|
$subscribe = (($hub_mode === 'subscribe') ? 1 : 0);
|
|
|
|
$r = q("SELECT * FROM `user` WHERE `nickname` = '%s' LIMIT 1",
|
|
dbesc($nick)
|
|
);
|
|
if(! count($r))
|
|
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),
|
|
intval($contact_id),
|
|
intval($owner['uid'])
|
|
);
|
|
if(! count($r))
|
|
hub_return(false, '');
|
|
|
|
$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, '');
|
|
|
|
$r = q("UPDATE `contact` SET `subhub` = %d WHERE `id` = %d LIMIT 1",
|
|
intval($subscribe),
|
|
intval($contact['id'])
|
|
);
|
|
|
|
hub_return(true, $hub_challenge);
|
|
|
|
}
|
|
}
|
|
|
|
|
|
function pubsub_post(&$a) {
|
|
|
|
$xml = file_get_contents('php://input');
|
|
|
|
$debugging = get_config('system','debugging');
|
|
$remote_host = 'Pubsub feed arrived from ' . $_SERVER['REMOTE_ADDR'] . ' at ' . datetime_convert() . ' for ' . $a->cmd . "\n\n";
|
|
if($debugging)
|
|
file_put_contents('pubsub.out', $remote_host . $xml, FILE_APPEND);
|
|
|
|
$nick = (($a->argc > 1) ? notags(trim($a->argv[1])) : '');
|
|
$contact_id = (($a->argc > 2) ? intval($a->argv[2]) : 0);
|
|
|
|
$r = q("SELECT * FROM `user` WHERE `nickname` = '%s' LIMIT 1",
|
|
dbesc($nick)
|
|
);
|
|
if(! count($r))
|
|
hub_post_return();
|
|
|
|
$importer = $r[0];
|
|
|
|
$r = q("SELECT * FROM `contact` WHERE `subhub` = 1 AND `id` = %d AND `uid` = %d AND `blocked` = 0 AND `readonly` = 0 LIMIT 1",
|
|
intval($contact_id),
|
|
intval($importer['uid'])
|
|
);
|
|
if(! count($r))
|
|
hub_post_return();
|
|
|
|
$contact = $r[0];
|
|
|
|
$feedhub = '';
|
|
|
|
require_once('include/items.php');
|
|
|
|
consume_feed($xml,$importer,$contact,$feedhub);
|
|
|
|
hub_post_return();
|
|
|
|
}
|
|
|
|
|
|
|