The read-only ebay.active attribute returns true if the product is listed on eBay and false if it is not listed.
Values:
- true: The product is listed on eBay.
- false: The product is not listed on eBay.
Example:
WHERE ebay.active && store.quantity <= 0
LIST
The above commands list products that are active on eBay but are not in-stock in the Zen Cart store.