/**
* Checks if the store manager has requested the current product be limited to one purchase
* per customer, and if so, checks whether the customer already has an active subscription to
* the product.
*
* @access public
* @return bool
*/
function is_purchasable()
{
$purchasable = parent::is_purchasable();
if (true === $purchasable && false === WC_Subscriptions_Product::is_purchasable($purchasable, $this)) {
$purchasable = false;
}
return apply_filters('woocommerce_subscription_is_purchasable', $purchasable, $this);
}
/**
* If a product is being marked as not purchasable because it is limited and the customer has a subscription,
* but the current request is to resubscribe to the subscription, then mark it as purchasable.
*
* @since 2.0
* @return bool
*/
public function is_purchasable($is_purchasable, $product)
{
// If the product is being set as not-purchasable by Subscriptions (due to limiting)
if (false === $is_purchasable && false === WC_Subscriptions_Product::is_purchasable($is_purchasable, $product)) {
// Validating when restoring cart from session
if (false !== wcs_cart_contains_resubscribe()) {
$is_purchasable = true;
// Restoring cart from session, so need to check the cart in the session (wcs_cart_contains_renewal() only checks the cart)
} elseif (isset(WC()->session->cart)) {
foreach (WC()->session->cart as $cart_item_key => $cart_item) {
if ($product->id == $cart_item['product_id'] && isset($cart_item[$this->cart_item_key])) {
$is_purchasable = true;
break;
}
}
} elseif (isset($_GET['resubscribe'])) {
// Is a request to resubscribe
$subscription = wcs_get_subscription(absint($_GET['resubscribe']));
if (false !== $subscription && $subscription->has_product($product->id) && wcs_can_user_resubscribe_to($subscription)) {
$is_purchasable = true;
}
}
}
return $is_purchasable;
}
/**
* If a product is being marked as not purchasable because it is limited and the customer has a subscription,
* but the current request is to resubscribe to the subscription, then mark it as purchasable.
*
* @since 2.0
* @return bool
*/
public function is_purchasable($is_purchasable, $product)
{
// If the product is being set as not-purchasable by Subscriptions (due to limiting)
if (false === $is_purchasable && false === WC_Subscriptions_Product::is_purchasable($is_purchasable, $product)) {
// Adding to cart from the product page or paying for a renewal
if (isset($_GET[$this->cart_item_key]) || isset($_GET['subscription_renewal']) || wcs_cart_contains_renewal()) {
$is_purchasable = true;
} else {
if (WC()->session->cart) {
foreach (WC()->session->cart as $cart_item_key => $cart_item) {
if ($product->id == $cart_item['product_id'] && isset($cart_item['subscription_renewal'])) {
$is_purchasable = true;
break;
}
}
}
}
}
return $is_purchasable;
}
/**
* If a product is being marked as not purchasable because it is limited and the customer has a subscription,
* but the current request is to resubscribe to the subscription, then mark it as purchasable.
*
* @since 2.0
* @return bool
*/
public function is_purchasable($is_purchasable, $product)
{
// If the product is being set as not-purchasable by Subscriptions (due to limiting)
if (false === $is_purchasable && false === WC_Subscriptions_Product::is_purchasable($is_purchasable, $product)) {
// Adding to cart from the product page
if (isset($_GET[$this->cart_item_key])) {
$is_purchasable = true;
}
}
return $is_purchasable;
}
