This document discusses how developers can monetize their ideas using PayPal's payment solutions. It provides an overview of PayPal's Express Checkout which allows merchants to offer PayPal payments on their websites and mobile apps with just one integration. It also describes how Adaptive Payments allows payments to be simple, chained, and parallel using just three API calls - Pay, PaymentDetails, and Refund. The document includes code examples for making API calls to PayPal's sandbox environment.

1. MONETIZE YOUR IDEA!
Orkun Saitoglu
Evangelist, PayPal | Developer
@orkns

2. WHO AM I? @orkns
# Left back
# Galatasaray fan
# Developer
# Evangelist
# Tiramisu fan

3. 3
HOW DOES PAYPAL WORK?

4. The future of commerce..

5. IT STARTED WITH….

6. PAYMENT STANDARD

7. EXPRESS CHECKOUT
# Propose the convenience and security of
PayPal on your web/mobile site and mobile
application
# Enable all platforms with one integration
# May eliminate the need for customers to
enter personal information, including
shipping, billing, or payment information

8. USE CASE : LOCAL BURGER HOUSE

9. 9
MOBILE EC – MCDONALD’S FRANCE

10. 10
SELECT YOUR RESTAURANT

11. 11
SELECT YOUR MEAL

12. 12
PAY WITH PAYPAL

13. 13
CONFIRMATION

14. Request
SetExpressCheckout
Response: Token
HTTP Redirect
HTTP Redirect
ReturnURL + Token
Response: Customer Details
Request: Final Transaction Details
DoExpressCheckoutPayment
Response: Transaction Results
(Success / Failure)
Request: Token
GetExpressCheckoutDetails
- Establish PayPal session & return token
- Same call from shopping cart or payment page
- Send relevant transaction details to present on
the PayPal pages
- Use session token to pull details from
PayPal (Shipping and Billing Info, etc.)
- Commits the PayPal transaction
- Options include creating an
order, authorizations, or capturing the
funds from the buyer’s account
FRONT-END API CALLS
Set
Get
Do
API Server
API Server
API Server
Merchant
Web Server

15. 15
# PAYMENTS CAN BE SIMPLE, CHAINED AND PARALLEL
# PAY, PAYMENTDETAILS, REFUND : ONLY 3 API CALLS
ADAPTIVE PAYMENTS

16. 16
How curl -s --insecure
-H "X-PAYPAL-SECURITY-USERID: api_username"
-H "X-PAYPAL-SECURITY-PASSWORD: api_password"
-H "X-PAYPAL-SECURITY-SIGNATURE: api_signature"
-H "X-PAYPAL-REQUEST-DATA-FORMAT: NV"
-H "X-PAYPAL-RESPONSE-DATA-FORMAT: NV"
-H "X-PAYPAL-APPLICATION-ID: app_id"
https://svcs.sandbox.paypal.com/AdaptivePayments/Pay -d
"requestEnvelope.errorLanguage=en_US
&actionType=PAY
&senderEmail=sender@domain
&receiverList.receiver(0).email=receiver@domain
&receiverList.receiver(0).amount=100.00
&currencyCode=USD
&feesPayer=EACHRECEIVER
&memo=Simple payment example.
&cancelUrl=http://your_cancel_url
&returnUrl=http://your_return_url
&ipnNotificationUrl=http://your_ipn_notification_url”
API CALL:
PAY REQUEST

17. 17
API RESPONSE:
responseEnvelope.timestamp=2009-07-13T12%3A34%3A29.316-07%3A00
&responseEnvelope.ack=Success
&responseEnvelope.correlationId=d615a365bed61
&responseEnvelope.build=DEV
&payKey=AP-3TY011106S4428730
&paymentExecStatus=COMPLETED
PAY RESPONSE

18. 18
# DEVELOPER GET APPROVAL FOR CHARGING SENDERS
ACCOUNT
PREAPPROVAL PAYMENTS

19. NEW DEVELOPER SITE

20. PAYPAL CHECK-IN

21. GRAZIE MILLE
@paypaleurodev
@orkns