$browse->set_show_header($_REQUEST['show_header'] == 'true');
}
$argument = null;
if ($_REQUEST['argument']) {
$argument = scrub_in($_REQUEST['argument']);
}
$results = array();
switch ($_REQUEST['action']) {
case 'browse':
$object_ids = array();
// Check 'value' with isset because it can null
//(user type a "start with" word and deletes it)
if ($_REQUEST['key'] && (isset($_REQUEST['multi_alpha_filter']) or isset($_REQUEST['value']))) {
// Set any new filters we've just added
$browse->set_filter($_REQUEST['key'], $_REQUEST['multi_alpha_filter']);
$browse->set_catalog($_SESSION['catalog']);
}
if ($_REQUEST['sort']) {
// Set the new sort value
$browse->set_sort($_REQUEST['sort']);
}
if ($_REQUEST['catalog_key'] || $_SESSION['catalog'] != 0) {
$browse->set_filter('catalog', $_REQUEST['catalog_key']);
$_SESSION['catalog'] = $_REQUEST['catalog_key'];
} elseif ($_REQUEST['catalog_key'] == 0) {
$browse->set_filter('catalog', null);
unset($_SESSION['catalog']);
}
ob_start();
$browse->show_objects(null, $argument);
$results[$browse->get_content_div()] = ob_get_clean();
