Integration Guide

August 2005 43
IPN and PDT Variables
Shopping Cart Information
Shopping Cart Information
option_
selection2
Option 2 choice as entered by your customer.
If this is a shopping cart transaction, see
Table A.3, “IPN and
PDT Variables: Shopping Cart Information” on page 43
for
more information.
tax Amount of tax charged on payment.
If this is a shopping cart transaction, see
Table A.3, “IPN and
PDT Variables: Shopping Cart Information” on page 43
for
more information.
T
ABLE A.3 IPN and PDT Variables: Shopping Cart Information
Variable Name Possible Values Description
auth_id Authorization identification number
auth_exp Authorization expiration date and time
auth_amount Authorization amount
auth_status Status of authorization
remaining_
settle
Remaining amount that can be captured
mc_gross_
x Transaction-
specific for
multiple
currencies
The amount is in the currency of mc_currency, where x is the shopping cart
detail item number. The sum of mc_gross_x should total mc_gross.
mc_
handling_
x
Transaction-
specific for
multiple
currencies
The
x is the shopping cart detail item number. The handling_cart cart-wide
Website Payments variable is also included in the mc_handling variable; for
this reason, the sum of mc_handling_
x might not be equal to mc_handling
mc_
shipping_
x
Transaction-
specific for
multiple
currencies
This is the combined total of shipping and shipping2 WebsitePayments
variables, where
x is the shopping cart detail item number. The shippingx
variable is only shown when the merchant applies a shipping amount for a
specific item. Because profile shipping might apply, the sum of shipping
x
might not be equal to shipping.
num_cart_
items
If this is a PayPal Shopping Cart transaction, number of items in cart.
T
ABLE A.2 IPN and PDT Variables: Advanced and Custom Information
Variable Name Possible Values Description
Character
Length