} else {
if (isset($_GET['opds'])) {
$opds = $_GET['opds'];
$parent = '';
$levels = explode('/', $opds);
$count = count($levels);
if (empty($opds) || $count == 0) {
showRoot();
exit;
}
$lvl_last = $levels[$count - 1];
if ($lvl_last === 'authors') {
$authors = $db->getAuthors();
showAuthors($opds, $authors, $page);
} elseif ($lvl_last === 'genres') {
$genres = $db->getGenres();
showGenres($opds, $genres, $page);
} elseif ($lvl_last === 'last') {
// Show newest
} elseif ($lvl_last === 'search') {
$terms;
if (isset($_GET['terms'])) {
$terms = $_GET['terms'];
if (mb_check_encoding($terms, $default_encoding) && !mb_check_encoding($terms, 'UTF-8')) {
$terms = mb_convert_encoding($terms, 'UTF-8', $default_encoding);
}
}
if (!isset($terms) || empty($terms)) {
if (isset($_GET['title'])) {
$terms = $_GET['title'];
if (mb_check_encoding($terms, $default_encoding) && !mb_check_encoding($terms, 'UTF-8')) {
