/**
* Get cart sub total.
*/
function get_sub_total($cart, $options = null)
{
// Add item totals.
foreach ((array) $cart['items'] as $item) {
$should_add_to_total = !$item['is_cancelled'] && !$item['is_returned'] || $cart['order']['status'] == 'cancelled' || $cart['order']['status'] == 'returned';
if ($should_add_to_total) {
$sub_total += $item['price'] * $item['quantity'];
$sub_cost += $item['cost'] * $item['quantity'];
}
}
// Return sub cost?
if ($options['cost']) {
return $sub_cost;
}
$orig_sub_total = $sub_total;
// Apply discounts.
$sub_total = Discounts::apply_sub_total($cart, $sub_total, $cart['discounts']);
// Discount total?
if ($options['discount']) {
return abs($orig_sub_total - total($sub_total));
}
return $orig_sub_total;
}
