/**
* Sets which coupons should be applied for this calculation.
*
* This function is hooked to "woocommerce_before_calculate_totals" so that WC will calculate a subscription
* product's total based on the total of it's price per period and sign up fee (if any).
*
* @since 1.3.5
*/
public static function remove_coupons($cart)
{
$calculation_type = WC_Subscriptions_Cart::get_calculation_type();
// Only hook when totals are being calculated completely (on cart & checkout pages)
if ('none' == $calculation_type || !WC_Subscriptions_Cart::cart_contains_subscription() || !is_checkout() && !is_cart() && !defined('WOOCOMMERCE_CHECKOUT') && !defined('WOOCOMMERCE_CART')) {
return;
}
$applied_coupons = $cart->get_applied_coupons();
// If we're calculating a sign-up fee or recurring fee only amount, remove irrelevant coupons
if (!empty($applied_coupons)) {
// Keep track of which coupons, if any, need to be reapplied immediately
$coupons_to_reapply = array();
foreach ($applied_coupons as $coupon_code) {
$coupon = new WC_Coupon($coupon_code);
if (in_array($coupon->type, array('recurring_fee', 'recurring_percent'))) {
// always apply coupons to their specific calculation case
if ('recurring_total' == $calculation_type) {
$coupons_to_reapply[] = $coupon_code;
} elseif ('none' == $calculation_type && !WC_Subscriptions_Cart::all_cart_items_have_free_trial()) {
// sometimes apply recurring coupons to initial total
$coupons_to_reapply[] = $coupon_code;
} else {
self::$removed_coupons[] = $coupon_code;
}
} elseif ('none' == $calculation_type && !in_array($coupon->type, array('recurring_fee', 'recurring_percent'))) {
// apply all coupons to the first payment
$coupons_to_reapply[] = $coupon_code;
} else {
self::$removed_coupons[] = $coupon_code;
}
}
// Now remove all coupons (WC only provides a function to remove all coupons)
$cart->remove_coupons();
// And re-apply those which relate to this calculation
$cart->applied_coupons = $coupons_to_reapply;
if (isset($cart->coupons)) {
// WC 2.3+
$cart->coupons = $cart->get_coupons();
}
}
}
/**
* Apply sign up fee or recurring fee discount
*
* @since 1.2
*/
public static function apply_subscription_discount($original_price, $cart_item, $cart)
{
_deprecated_function(__METHOD__, '2.0.10', 'Have moved to filtering on "woocommerce_coupon_get_discount_amount" to return discount amount. See: ' . __CLASS__ . '::get_discount_amount()');
$product_id = $cart_item['data']->is_type(array('subscription_variation')) ? $cart_item['data']->variation_id : $cart_item['data']->id;
if (!WC_Subscriptions_Product::is_subscription($product_id)) {
return $original_price;
}
$price = $calculation_price = $original_price;
$calculation_type = WC_Subscriptions_Cart::get_calculation_type();
if (!empty($cart->applied_coupons)) {
foreach ($cart->applied_coupons as $code) {
$coupon = new WC_Coupon($code);
// Pre 2.5 is_valid_for_product() does not use wc_get_product_coupon_types()
if (WC_Subscriptions::is_woocommerce_pre('2.5')) {
$is_valid_for_product = true;
} else {
$is_valid_for_product = $coupon->is_valid_for_product(wc_get_product($product_id), $cart_item);
}
if ($coupon->apply_before_tax() && $coupon->is_valid() && $is_valid_for_product) {
$apply_recurring_coupon = $apply_recurring_percent_coupon = $apply_initial_coupon = $apply_initial_percent_coupon = false;
// Apply recurring fee discounts to recurring total calculations
if ('recurring_total' == $calculation_type) {
$apply_recurring_coupon = 'recurring_fee' == $coupon->type ? true : false;
$apply_recurring_percent_coupon = 'recurring_percent' == $coupon->type ? true : false;
}
if ('none' == $calculation_type) {
// If all items have a free trial we don't need to apply recurring coupons to the initial total
if (!WC_Subscriptions_Cart::all_cart_items_have_free_trial()) {
if ('recurring_fee' == $coupon->type) {
$apply_initial_coupon = true;
}
if ('recurring_percent' == $coupon->type) {
$apply_initial_percent_coupon = true;
}
}
// Apply sign-up discounts to initial total
if (!empty($cart_item['data']->subscription_sign_up_fee)) {
if ('sign_up_fee' == $coupon->type) {
$apply_initial_coupon = true;
}
if ('sign_up_fee_percent' == $coupon->type) {
$apply_initial_percent_coupon = true;
}
$calculation_price = $cart_item['data']->subscription_sign_up_fee;
}
}
if ($apply_recurring_coupon || $apply_initial_coupon) {
$discount_amount = $calculation_price < $coupon->amount ? $calculation_price : $coupon->amount;
// Recurring coupons only apply when there is no free trial (carts can have a mix of free trial and non free trial items)
if ($apply_initial_coupon && 'recurring_fee' == $coupon->type && !empty($cart_item['data']->subscription_trial_length)) {
$discount_amount = 0;
}
$cart->discount_cart = $cart->discount_cart + $discount_amount * $cart_item['quantity'];
$cart = self::increase_coupon_discount_amount($cart, $coupon->code, $discount_amount * $cart_item['quantity']);
$price = $price - $discount_amount;
} elseif ($apply_recurring_percent_coupon) {
$discount_amount = round($calculation_price / 100 * $coupon->amount, WC()->cart->dp);
$cart->discount_cart = $cart->discount_cart + $discount_amount * $cart_item['quantity'];
$cart = self::increase_coupon_discount_amount($cart, $coupon->code, $discount_amount * $cart_item['quantity']);
$price = $price - $discount_amount;
} elseif ($apply_initial_percent_coupon) {
// Recurring coupons only apply when there is no free trial (carts can have a mix of free trial and non free trial items)
if ('recurring_percent' == $coupon->type && empty($cart_item['data']->subscription_trial_length)) {
$amount_to_discount = $cart_item['data']->subscription_price;
} else {
$amount_to_discount = 0;
}
// Sign up fee coupons only apply to sign up fees
if ('sign_up_fee_percent' == $coupon->type) {
$amount_to_discount = $cart_item['data']->subscription_sign_up_fee;
}
$discount_amount = round($amount_to_discount / 100 * $coupon->amount, WC()->cart->dp);
$cart->discount_cart = $cart->discount_cart + $discount_amount * $cart_item['quantity'];
$cart = self::increase_coupon_discount_amount($cart, $coupon->code, $discount_amount * $cart_item['quantity']);
$price = $price - $discount_amount;
}
}
}
if ($price < 0) {
$price = 0;
}
}
return $price;
}
