Developer's Guide

Website Payments Pro Developer’s Guide 7
Preface
Website Payments Pro Developer’s Guide describes Website Payments Pro and how
to integrate it into your website using the Payflow SDK. The product offers two website
payment solutions: PayPal Direct Payment and PayPal Express Checkout.
Intended Audience
This guide is written for merchants who have signed up through PayPal Manager to
use PayPal as their processor and Website Payments Pro as their solution for handling
payment transactions on their website.
This guide assumes that its readers:
z Are experienced web or application developers
z Have a background in payments services
Scope
This guide describes the Payflow SDK programming interfaces needed to integrate Website
Payments Pro into your website, along with guidelines and best practices for presenting
these payment offerings.
Organisation of This Document
The guide is organised into the following chapters and appendices:
z Chapter 1, “Website Payments Pro Overview”, provides a brief overview of the product.
z Chapter 2, “Installing and Configuring the Payflow SDK”, describes where to get the
Payflow SDK and how to install it.
z Chapter 3, “Creating a Simple Transaction Request”, identifies a common set of
transaction data required in all transactions and provides syntax guidelines on how to
format it so that it can be understood by the Payflow server.
z Chapter 4, “Performing Direct Payment Credit Card Transactions”, describes how you can
implement Direct Payment credit card processing. The chapter provides a basic set of data
parameters typically used in transaction requests.
z Chapter 5, “Testing Credit Card Transactions”,