Developer's Guide

Contents
4 Payflow Pro Developer’s Guide
Chapter 4 Credit Card Transactions . . . . . . . . . . . . . . . . . .23
Credit Card Features. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
About Credit Card Processing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Obtaining an Internet Merchant Account . . . . . . . . . . . . . . . . . . . . . . . . 24
Planning Your Payflow Pro Integration . . . . . . . . . . . . . . . . . . . . . . . . . 24
Complying With the E-commerce Indicator (ECI) . . . . . . . . . . . . . . . . . . . . 25
Handling Credit Card Type Information . . . . . . . . . . . . . . . . . . . . . . . . . 25
Parameters Used in Credit Card Transactions. . . . . . . . . . . . . . . . . . . . . . . . 26
Submitting Sale Transactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
When To Use a Sale Transaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Additional Parameters For Sale Transactions . . . . . . . . . . . . . . . . . . . . . . 28
Typical Sale Transaction Parameter String . . . . . . . . . . . . . . . . . . . . . . . 29
Submitting Authorization/Delayed Capture Transactions . . . . . . . . . . . . . . . . . . 29
When To Use Authorization/Delayed Capture Transactions. . . . . . . . . . . . . . . 29
Required Authorization Transaction Parameters . . . . . . . . . . . . . . . . . . . . 30
Typical Authorization Transaction Parameter String. . . . . . . . . . . . . . . . . . . 30
Required Delayed Capture Transaction Parameters . . . . . . . . . . . . . . . . . . 30
Delayed Capture Transaction: Capturing Transactions for Lower Amounts. . . . . . . 32
Delayed Capture Transaction: Capturing Transactions for Higher Amounts . . . . . . 32
Delayed Capture Transaction: Error Handling and Retransmittal . . . . . . . . . . . . 32
Submitting Account Verifications With TRXTYPE=A. . . . . . . . . . . . . . . . . . . . . 32
When To Use Account Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Example Account Verification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Submitting Voice Authorization Transactions . . . . . . . . . . . . . . . . . . . . . . . . 33
When to Use a Voice Authorization Transaction. . . . . . . . . . . . . . . . . . . . . 33
Required Voice Authorization Transaction Parameters . . . . . . . . . . . . . . . . . 34
Submitting Credit Transactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Required Credit Transaction Parameters . . . . . . . . . . . . . . . . . . . . . . . . 34
Credit Transaction Parameter Strings . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Submitting Void Transactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
When To Use a Void Transaction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Required Void Transaction Parameters . . . . . . . . . . . . . . . . . . . . . . . . . 37
Example Void Transaction Parameter String . . . . . . . . . . . . . . . . . . . . . . 37
Submitting Inquiry Transactions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
When To Use an Inquiry Transaction . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Required Parameters When Using the PNREF . . . . . . . . . . . . . . . . . . . . . 38
Inquiry Transaction Parameter String Using the PNREF . . . . . . . . . . . . . . . . 38
Required Parameters When Using the CUSTREF . . . . . . . . . . . . . . . . . . . 39
Inquiry Transaction Parameter String Using the CUSTREF . . . . . . . . . . . . . . . 39