Developer's Guide
Table Of Contents
- Contents
- Introduction
- Downloading, Installing, and Activating
- Simple Payflow Transaction
- Credit Card Transactions
- Credit Card Features
- About Credit Card Processing
- Parameters Used in Credit Card Transactions
- Submitting Sale Transactions
- Submitting Authorization/Delayed Capture Transactions
- When To Use Authorization/Delayed Capture Transactions
- Required Authorization Transaction Parameters
- Typical Authorization Transaction Parameter String
- Required Delayed Capture Transaction Parameters
- Delayed Capture Transaction: Capturing Transactions for Lower Amounts
- Delayed Capture Transaction: Capturing Transactions for Higher Amounts
- Delayed Capture Transaction: Error Handling and Retransmittal
- Submitting Account Verifications With TRXTYPE=A
- Submitting Voice Authorization Transactions
- Submitting Credit Transactions
- Submitting Void Transactions
- Submitting Inquiry Transactions
- Recharging to the Same Credit Card (Reference Transactions)
- Submitting Card-Present (SWIPE) Transactions
- Submitting Purchasing Card Transactions
- Using Address Verification Service
- Processing Platforms Supporting Address Verification Service
- Example Address Verification Service Request Parameter List
- Example Address Verification Service Response
- Card Security Code Validation
- Credit Card Testing
- Responses to Transaction Requests
- Processors Requiring Additional Transaction Parameters
- Performing TeleCheck Electronic Check Transactions
- Submitting Purchasing Card Level 2 and Level 3 Transactions
- About Purchasing Cards
- About Program Levels
- About American Express Purchasing Card Transactions - Phoenix Processor
- American Express Phoenix Purchasing Card Transaction Processing
- First Data Merchant Services (FDMS) Nashville Purchasing Card Transaction Processing
- First Data Merchant Services (FDMS) North Purchasing Card Transaction Processing
- First Data Merchant Services South (FDMS) Purchasing Card Transaction Processing
- Global Payments - Central Purchasing Card Transaction Processing
- Global Payments - East Purchasing Card Transaction Processing
- Merchant e-Solutions Purchasing Card Transaction Processing
- Elavon (Formerly Nova) Purchasing Card Transaction Processing
- Paymentech Salem (New Hampshire) Purchasing Card Transaction Processing
- Paymentech Tampa Level 2 Purchasing Card Transaction Processing
- TSYS Acquiring Solutions Purchasing Card Transaction Processing
- VERBOSITY: Viewing Processor- Specific Transaction Results
- Additional Reporting Parameters
- ISO Country Codes
- Codes Used by FDMS South Only
- XMLPay
- Additional Processor Information
- Index
Credit Card Transactions
Submitting Void Transactions
36 Payflow Pro Developer’s Guide
Credit Transaction Parameter Strings
This is an example Credit transaction string (non-referenced credits not allowed):
TRXTYPE=C&TENDER=C&PARTNER=PayPal&VENDOR=SuperMerchant&USER=SuperMerchant&P
WD=x1y2z3&ORIGID=VPNE12564395
This is an example Credit transaction string (non-referenced credits allowed):
TRXTYPE=C&TENDER=C&PARTNER=PayPal&VENDOR=SuperMerchant&USER=SuperMerchant&P
WD=x1y2z3&ACCT=5555555555554444&EXPDATE=0308&AMT=123.00
Submitting Void Transactions
The Void transaction (TRXTYPE=V) prevents a transaction from being settled.
As part of its internal process, PayPal makes reasonable effort to process authorization
reversals for void transactions for debit and credit cards if the processor supports it for a given
card type. Because the honoring of authorization reversals is ultimately decided by the bank or
issuer, there is no accurate way to determine if an individual bank or issuer has honored an
authorization reversal request.
NOTE: For more information on authorization reversals, see
http://en.wikipedia.org/wiki/Authorization_hold.
When To Use a Void Transaction
Follow these guidelines:
z You can void Delayed Capture, Sale, Credit, Authorization, and Voice Authorization
transactions. You cannot void a Void transaction.
z You can only use a Void transaction on a transaction that has not yet settled. To refund a
customer’s money for a settled transaction, you must submit a Credit transaction.
COMMENT2 COMPANYNAME BILLTOCOUNTRY CUSTCODE
CUSTIP EMAIL EXPDATE FIRSTNAME
MIDDLENAME LASTNAME INVNUM PONUM
SHIPTOCITY SHIPTOCOUNTRY SHIPTOFIRSTNAME SHIPTOMIDDLENAME
SHIPTOLASTNAME SHIPTOSTREET SHIPTOSTATE SHIPTOZIP
STATE STREET SWIPE PHONENUM
ZIP
T
ABLE 4.6 Fields copied from original to Credit transaction