99 lines
2.9 KiB
PHP
99 lines
2.9 KiB
PHP
<?php
|
|
|
|
use Friendica\App;
|
|
use Friendica\Core\System;
|
|
|
|
function auto_redir(App $a, $contact_nick) {
|
|
|
|
// prevent looping
|
|
|
|
if (x($_REQUEST,'redir') && intval($_REQUEST['redir']))
|
|
return;
|
|
|
|
if ((! $contact_nick) || ($contact_nick === $a->user['nickname']))
|
|
return;
|
|
|
|
if (local_user()) {
|
|
|
|
// We need to find out if $contact_nick is a user on this hub, and if so, if I
|
|
// am a contact of that user. However, that user may have other contacts with the
|
|
// same nickname as me on other hubs or other networks. Exclude these by requiring
|
|
// that the contact have a local URL. I will be the only person with my nickname at
|
|
// this URL, so if a result is found, then I am a contact of the $contact_nick user.
|
|
//
|
|
// We also have to make sure that I'm a legitimate contact--I'm not blocked or pending.
|
|
|
|
$baseurl = App::get_baseurl();
|
|
$domain_st = strpos($baseurl, "://");
|
|
if ($domain_st === false)
|
|
return;
|
|
$baseurl = substr($baseurl, $domain_st + 3);
|
|
$nurl = normalise_link($baseurl);
|
|
|
|
/// @todo Why is there a query for "url" *and* "nurl"? Especially this normalising is strange.
|
|
$r = q("SELECT `id` FROM `contact` WHERE `uid` = (SELECT `uid` FROM `user` WHERE `nickname` = '%s' LIMIT 1)
|
|
AND `nick` = '%s' AND NOT `self` AND (`url` LIKE '%%%s%%' OR `nurl` LIKE '%%%s%%') AND NOT `blocked` AND NOT `pending` LIMIT 1",
|
|
dbesc($contact_nick),
|
|
dbesc($a->user['nickname']),
|
|
dbesc($baseurl),
|
|
dbesc($nurl)
|
|
);
|
|
|
|
if ((! dbm::is_result($r)) || $r[0]['id'] == remote_user()) {
|
|
return;
|
|
}
|
|
|
|
$r = q("SELECT * FROM contact WHERE nick = '%s'
|
|
AND network = '%s' AND uid = %d AND url LIKE '%%%s%%' LIMIT 1",
|
|
dbesc($contact_nick),
|
|
dbesc(NETWORK_DFRN),
|
|
intval(local_user()),
|
|
dbesc($baseurl)
|
|
);
|
|
|
|
if (! dbm::is_result($r)) {
|
|
return;
|
|
}
|
|
|
|
$cid = $r[0]['id'];
|
|
|
|
$dfrn_id = $orig_id = (($r[0]['issued-id']) ? $r[0]['issued-id'] : $r[0]['dfrn-id']);
|
|
|
|
if ($r[0]['duplex'] && $r[0]['issued-id']) {
|
|
$orig_id = $r[0]['issued-id'];
|
|
$dfrn_id = '1:' . $orig_id;
|
|
}
|
|
if ($r[0]['duplex'] && $r[0]['dfrn-id']) {
|
|
$orig_id = $r[0]['dfrn-id'];
|
|
$dfrn_id = '0:' . $orig_id;
|
|
}
|
|
|
|
// ensure that we've got a valid ID. There may be some edge cases with forums and non-duplex mode
|
|
// that may have triggered some of the "went to {profile/intro} and got an RSS feed" issues
|
|
|
|
if (strlen($dfrn_id) < 3)
|
|
return;
|
|
|
|
$sec = random_string();
|
|
|
|
q("INSERT INTO `profile_check` ( `uid`, `cid`, `dfrn_id`, `sec`, `expire`)
|
|
VALUES( %d, %s, '%s', '%s', %d )",
|
|
intval(local_user()),
|
|
intval($cid),
|
|
dbesc($dfrn_id),
|
|
dbesc($sec),
|
|
intval(time() + 45)
|
|
);
|
|
|
|
$url = curPageURL();
|
|
|
|
logger('auto_redir: ' . $r[0]['name'] . ' ' . $sec, LOGGER_DEBUG);
|
|
$dest = (($url) ? '&destination_url=' . $url : '');
|
|
goaway ($r[0]['poll'] . '?dfrn_id=' . $dfrn_id
|
|
. '&dfrn_version=' . DFRN_PROTOCOL_VERSION . '&type=profile&sec=' . $sec . $dest );
|
|
}
|
|
|
|
return;
|
|
}
|
|
|
|
|