/**
* @param $coupon string Coupon code to check.
* @return bool Whether specified code is valid for current cart.
*/
public static function is_valid_coupon($coupon)
{
$coupon = JS_Coupons::get_coupon($coupon);
if (!$coupon) {
jigoshop::add_error(__('Coupon does not exist or is no longer valid!', 'jigoshop'));
return false;
}
$payment_method = !empty($_POST['payment_method']) ? $_POST['payment_method'] : '';
$pay_methods = (array) $coupon['pay_methods'];
/* Whether the order has a valid payment method which the coupon requires. */
if (!empty($pay_methods) && !empty($payment_method) && !in_array($payment_method, $pay_methods)) {
jigoshop::add_error(sprintf(__("The coupon '%s' is invalid with that payment method!", 'jigoshop'), $coupon['code']));
return false;
}
/* Subtotal minimum or maximum. */
if (!empty($coupon['order_total_min']) || !empty($coupon['order_total_max'])) {
/* Can't use the jigoshop_cart::get_cart_subtotal() method as it's not ready at this point yet. */
$subtotal = self::$cart_contents_total;
$order_total_max = apply_filters('jigoshop_coupon_order_total_max', $coupon['order_total_max'], $coupon);
if (!empty($coupon['order_total_max']) && $subtotal > $order_total_max) {
jigoshop::add_error(sprintf(__('Your subtotal does not match the <strong>maximum</strong> order total requirements of %.2f for coupon "%s" and it has been removed.', 'jigoshop'), $order_total_max, $coupon['code']));
return false;
}
$order_total_min = apply_filters('jigoshop_coupon_order_total_min', $coupon['order_total_min'], $coupon);
if (!empty($coupon['order_total_min']) && $subtotal < $order_total_min) {
jigoshop::add_error(sprintf(__('Your subtotal does not match the <strong>minimum</strong> order total requirements of %.2f for coupon "%s" and it has been removed.', 'jigoshop'), $order_total_min, $coupon['code']));
return false;
}
}
// Check if coupon products are in cart
if (!jigoshop_cart::has_valid_products_for_coupon($coupon)) {
jigoshop::add_error(__('No products in your cart match that coupon!', 'jigoshop'));
return false;
}
return true;
}
