/**
* Return the spreedly subscription product id if the product is a spreedly subscription product.
* Otherwise return false.
*/
public function getSpreedlyProductId()
{
$productId = false;
$product = new Cart66Product($this->_productId);
if ($product->isSpreedlySubscription()) {
$productId = $this->_productId;
}
return $productId;
}
