Integration Guide
Table Of Contents
- Express Checkout Integration Guide
- Contents
- Preface
- Introducing Express Checkout
- Express Checkout Button and Logo Image Integration
- PayPal Name-Value Pair API Basics
- Implementing the Simplest Express Checkout Integration
- Testing an Express Checkout Integration
- Customizing Express Checkout
- Implementing the Instant Update API
- Immediate Payment
- Implementing Parallel Payments
- Handling Payment Settlements
- Handling Recurring Payments
- How Recurring Payments Work
- Recurring Payments Terms
- Options for Creating a Recurring Payments Profile
- Recurring Payments With Express Checkout
- Recurring Payments Profile Status
- Getting Recurring Payments Profile Information
- Modifying a Recurring Payments Profile
- Billing the Outstanding Amount of a Profile
- Recurring Payments Notifications
- Using Other PayPal API Operations
- Integrating giropay with Express Checkout
Implementing the Instant Update API
About the Instant Update API
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78 May 2010 Express Checkout Integration Guide
3. Modify the existing Express Checkout API calls to accommodate new parameters.
– Send the callback URL, shipping, insurance, and tax information to PayPal in the call to
SetExpressCheckout.
– Call GetExpressCheckoutDetails to obtain the buyer’s final choices for shipping
and insurance, if applicable.
– Call DoExpressCheckoutPayment with the buyer’s final selections.
4. Eliminate your shipping options page.
5. Test your integration for the callback and flat-rate shipping options.
Post-Integration Checkout Experience
After you integrate the Instant Update API, you can display the shipping options, related
insurance options, and the tax amount on the PayPal Review page.
The shipping and insurance options appear in drop-down menus as shown below.