}
break;
case 'use_alpha':
$value = $value == 'true';
$browse->set_use_alpha($value);
$browse->set_start(0);
if ($value) {
$browse->set_filter('regex_match', '^A');
} else {
$browse->set_filter('regex_not_match', '');
}
break;
case 'limit':
$value = intval($value);
if ($value > 0) {
$browse->set_offset($value);
}
break;
case 'custom':
$value = intval($value);
$limit = $browse->get_offset();
if ($limit > 0 && $value > 0) {
$total = $browse->get_total();
$pages = ceil($total / $limit);
if ($value <= $pages) {
$offset = ($value - 1) * $limit;
$browse->set_start($offset);
}
}
break;
}
