function get_all_commodity_currencies()
{
global $_cached_get_all_commodity_currencies;
if ($_cached_get_all_commodity_currencies === null) {
$currencies = Currencies::getCommodityCurrencies();
usort($currencies, 'sort_currency_list');
$_cached_get_all_commodity_currencies = $currencies;
}
return $_cached_get_all_commodity_currencies;
}