/**
* Get the product total price excluding tax
*
* @param int $quantity
* @return float the total price of the product times the quantity without any tax included
*/
public function get_price_excluding_tax($quantity = 1)
{
// to avoid rounding errors multiply by 100
$price = $this->get_price() * 100;
if (self::get_options()->get('fflcommerce_calc_taxes') === 'yes' && self::get_options()->get('fflcommerce_prices_include_tax') === 'yes') {
$rates = (array) $this->get_tax_base_rate();
if (count($rates) > 0) {
// rates array sorted so that taxes applied to retail value come first. To reverse taxes, need to reverse this array
$new_rates = array_reverse($rates, true);
$tax_totals = 0;
$_tax = new fflcommerce_tax(100);
foreach ($new_rates as $key => $value) {
if ($value['is_not_compound_tax']) {
$tax_totals += $_tax->calc_tax($price * $quantity, $value['rate'], true);
} else {
$tax_amount[$key] = $_tax->calc_tax($price * $quantity, $value['rate'], true);
$tax_totals += $tax_amount[$key];
}
}
return round(($price * $quantity - $tax_totals) / 100, 4);
}
}
return round($price * $quantity / 100, 4);
}