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<?php /** @file */
function is_matrix_url($url) {
$m = @parse_url($url);
if($m['host']) {
$r = q("select hubloc_url from hubloc where hubloc_host = '%s' limit 1",
dbesc($m['host'])
);
if($r)
return true;
}
return false;
}
function prune_hub_reinstalls() {
$r = q("select site_url from site where true");
if($r) {
foreach($r as $rr) {
$x = q("select count(*) as t, hubloc_sitekey, max(hubloc_connected) as c from hubloc where hubloc_url = '%s' group by hubloc_sitekey order by c",
dbesc($rr['site_url'])
);
// see if this url has more than one sitekey, indicating it has been re-installed.
if(count($x) > 1) {
$d1 = datetime_convert('UTC','UTC',$x[0]['c']);
$d2 = datetime_convert('UTC','UTC','now - 3 days');
// allow some slop period, say 3 days - just in case this is a glitch or transient occurrence
// Then remove any hublocs pointing to the oldest entry.
if($d1 < $d2) {
logger('prune_hub_reinstalls: removing dead hublocs at ' . $rr['site_url']);
$y = q("delete from hubloc where hubloc_sitekey = '%s'",
dbesc($x[0]['hubloc_sitekey'])
);
}
}
}
}
}
function remove_obsolete_hublocs() {
// Get rid of any hublocs which are ours but aren't valid anymore -
// e.g. they point to a different and perhaps transient URL that we aren't using.
// I need to stress that this shouldn't happen. fix_system_urls() fixes hublocs
// when it discovers the URL has changed. So it's unclear how we could end up
// with URLs pointing to the old site name. But it happens. This may be an artifact
// of an old bug or maybe a regression in some newer code. In any event, they
// mess up communications and we have to take action if we find any.
// First make sure we have any hublocs (at all) with this URL and sitekey.
// We don't want to perform this operation while somebody is in the process
// of renaming their hub or installing certs.
$r = q("select hubloc_id from hubloc where hubloc_url = '%s' and hubloc_sitekey = '%s'",
dbesc(z_root()),
dbesc(get_config('system','pubkey'))
);
if((! $r) || (! count($r)))
return;
// Good. We have at least one valid hubloc.
// Do we have any invalid ones?
$r = q("select hubloc_id from hubloc where hubloc_sitekey = '%s' and hubloc_url != '%s'",
dbesc(get_config('system','pubkey')),
dbesc(z_root())
);
if(! $r)
return;
logger('remove_obsolete_hublocs: removing ' . count($r) . ' hublocs.');
// We've got invalid hublocs. Get rid of them.
$r = q("delete from hubloc where hubloc_sitekey = '%s' and hubloc_url != '%s'",
dbesc(get_config('system','pubkey')),
dbesc(z_root())
);
// We should probably tell everybody... But we don't have an easy way to do this
// for the entire site. We'd have to do a channel at a time.
// They will find out anyway - it just might take a little while.
// FIXME we probably also need to check that the sys channel has a valid hubloc
// and re-create it if it doesn't.
}
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