}
$item_ext = strrchr($item, '.');
if ($item_ext == '.sqlite' || $item_ext && in_array(substr($item_ext, 1), $_RAW_EXT)) {
continue;
}
$item_uri = REQUEST_BASE . substr($item, strlen($_filebase));
// get file mtime and md5
$mtime = filemtime($item);
if ($mtime > $last_mtime) {
$last_mtime = $mtime;
}
$glob_md5 .= md5_file($item);
// WebACL
$wac = new WAC($_user, $item, $item_uri);
if ($wac->can('Read')) {
$g->append_file('turtle', "file://{$item}", $item_uri);
}
}
} elseif (!empty($_filename) && !$g->exists() && !$g->size()) {
if (!$_options->wiki) {
header('HTTP/1.1 404 Not Found');
}
}
// offer ?wait updates (polling)
if (isset($i_wait)) {
$etag = is_array($i_wait) && isset($i_wait['etag']) ? $i_wait['etag'] : $g->etag();
while ($etag == $g->etag()) {
sleep(1);
clearstatcache();
}
$g->reload();
