Chapter 20
The PayPal APIs
In This Chapter
- An overview of PayPal's architecture
- PayPal's development environments
- Getting started with PayPal's Software Development Kit
- Obtaining an API Certificate
- Converting your certificate to .P12
- Running the PayPal sample clients
- The eBL schema
- Getting the SDK software
- Installing PayPal's sample applications
- Additional resources
You can customize your e-commerce Web site just by using PDT and IPN, but if you want to create a more robust application, then PayPal's newly launched Web Services can give you a whole new level of flexibility. Launched in 2004, the PayPal set of application programming interfaces (APIs) expands online payment capabilities for a new class of developers, along with third-party tool vendors and merchants. PayPal Web Services are based on SOAP (Simple Object Access Protocol) and WSDL (Web Services Description Language). For eBay application developers, PayPal's API architecture shares a common API structure with eBay's Web Services offerings.
For the rest of this chapter, I show you examples of working with PayPal Web Services. Because I'm most comfortable with Microsoft platforms (working there for six years will do that to you!), I'll be showing you .NET examples. If you prefer developing in Java, a wealth of information is on the Developer Central Web site. Please read this chapter to get a basic understanding ...
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