Socialwok's 18 Mar presentation at Paypal Singapore Suntec 5 offices on how Socialwok uses Paypal-x to power our freemium business model http://socialwok.com

1. Making $$$ in the Freemium
World of Google Apps
Oh Choon Kee choonkeeoh@gmail.com
Ming Yong ming@socialwok.com
Copyright 2010. All Rights Reserved

2. Business Social Productivity & collaboration
Business Social Networking for Google Apps
 Create feeds for projects
or departments of a
company eg. Marketing
Share messages, files,
web links, Google Docs or
Calendar using status
updates or tweets
Mobility - search, preview
updates and files on iPhone &
Android.
 Collaborate & archive all
interactions with external
parties like clients in single
location
2

3. Demo on Socialwok
Copyright 2010. All Rights Reserved

4. 4

5. Confidential 5

6. What is a typical payment flow?
Express Checkout for Recurring Payment
1
Package Page

7. Step 1: Package Page
7

8. Step 2: Paypal Login Page
Express Checkout for Recurring Payment
1 2
Paypal Login
Package Page
Page
8

9. Step 2: Credit Card Payment or Paypal Login
9

10. Step 3: Paypal Confirmation Page
Express Checkout for Recurring Payment
3
1 2
Paypal Login Paypal Confirmation
Package Page
Page Page
10

11. Step 3: Paypal Confirmation Page
11

12. Step 4: Merchant Review Order Page
Express Checkout for Recurring Payment
3
1 2
Paypal Confirmation
Package Page Paypal Login Page
Page
4
Paypal Confirmation
Merchant Review
Order Page
Page
12

13. Step 4: Merchant Review Order Page
13

14. Step 5: Transaction Completed
Express Checkout for Recurring Payment
3
1 2
Paypal Confirmation
Package Page Paypal Login Page
Page
4
5
Transaction Paypal Confirmation
Merchant Review
Completed Order Page
Page
14

15. How to integrate with Paypal-X?
 Express Checkout
 Recurring Payment
 Instant Payment Notification (IPN)
15

16. What did we use to integrate?
Express Checkout for Recurring Payment
● Call Paypal Name Value Pair API using
Google App Engine URLFetch Service.
16

17. Step 1: Package Page
Selecting of Package to Purchase 1
● Calls the SetExpressCheckout Method of the
NVP API
● (https://www.x.com/docs/DOC-1208)
– With URL to redirect the user back to your site
after the user authorize the transaction
– Return token, to construct the URL to redirect the
user to the Paypal Login Page
https://www.sandbox.paypal.com/cgi
bin/webscr?cmd=_express-
checkout&token=TokenReturn(SandBox)
– https://www.paypal.com/webscr?cmd=_express-
checkout&token=TokenReturn(Production)

18. Step 2: Credit Card Payment or Paypal Login
Logging in to Paypal Website 2
● Login using existing Paypal Account
● Create a new Paypal Account
● Customise the Paypal Login Page with your
Company Logo and Colors

19. Step 3: Paypal Confirmation Page
Approving the payment from Payment 3
● User Redirected back to the Merchant
● Calls the GetExpressCheckoutDetails of the
NVP API (https://www.x.com/docs/DOC-
1190)
– with the token return by the SetExpressCheckout
method earlier on to get the User 's Paypal
Information

20. Step 4: Merchant Review Order Page
4
Completing the transaction
● Calls the CreateRecurringPaymentsProfile of
the NVP API
● (https://www.x.com/docs/DOC-1168)
– with the token returned by SetExpressCheckout
Method
– the RecurringPaymentProfile Details like Payment
start Date

21. Event Flow of an IPN listener
● Event Flow of an IPN Listener for the
Express Check out of a Recurring
Payment
1
recurring_payment_profil
e_created
IPNListener
2
recurring_payment

22. Backend for IPN
Instant Payment Notification (IPN)
● Implement a servlet that listen on a specific
URL that listen for IPN messages
● Configure Paypal to send IPN messages to
that URl

23. Step 5: Completing transaction
Recurring_Payment_profile_created 1
● Will inform whether a Recurring Payment
Profile was successfully created
● If successfully created, when will be its next
Payment Date and other details
● (https://www.x.com/docs/DOC-1088)

24. Step 5: Completing transaction
Recurring_Payment 2
● Inform you whether a recurring payment has
been successfully completed
● Allows you to suspend a user service or to
activate a user service based on the status of
the recurring Payment.
(https://www.x.com/docs/DOC-1088)

25. The End