1. Developing with Windows Live
Martin Parry
Developer & Platform Group
Microsoft UK
May 2007

2. ?
www

3. Questions I’ll Answer What is the Live Platform?
Why Should I Consider It?
What Services are Available?
How Does It Work?

4. The Windows Live Platform
Our Services & Their APIs
Your Services & Content
Client-Side Aggregation
Server Platform
Of Your Choice
IE6, IE7
Broad Reach
Firefox + Others

5. Live Services with APIs
Live Gadgets
Live Messenger
Live Search
Live Expo
Live Spaces
Custom Domains
Virtual Earth
Contacts
These point the way to the future

6. Why Consider the Live Platform?
Huge potential audience
Live Mail (Hotmail): ~240 Million
Live Messenger: ~230 Million
Live Spaces: ~130 Million
Great developer opportunity
We have a few apps, such as
There remains a huge amount that can be done

7. Live Gadgets Web Gadgets Consist of Javascript that generates HTML
Not hosted at live.com
Can be developed from
Hosted on your site, advertised on Microsoft site
Can be used at
spaces.live.com

8. Gadget API Javascript, OO-like Uses AJAX-like asynchronous patterns
Bindings
Encapsulate Javascript “classes”
Each has initialize, dispose methods
Each Gadget is a Binding
Network stack
Proxy web access via live.com domain
No worries about cross-domain access issues

9. Windows Live Gadgets

10. Gadget Constituents *.js MyGadget.* Live.com localhost martinparry.com
LiveSearch.ashx
Live.com
*.js
localhost
MyGadget.*

11. Live Search SOAP API http://soap.search.msn.com/ webservices.asmx?wsdl
Get application ID
developer
Add Web Reference
…and play

12. Windows Live Search API

13. Live Messenger
Messenger Add-in SDK
Messenger Activity SDK
Bots

14. Windows Live Messenger Bot

15. Live Messenger – Building a Bot
Three Bot platforms licensed by Microsoft
Akonix® L7 Builder™ SDK
Colloquis™ BuddyScript SDK
Incesoft Bot Platform SDK
Your bot targets one of these platforms, not Live Messenger directly

16. Virtual Earth Geographic and Aerial photo database
17 Petabytes this year
Map control
Javascript API
MapPoint web services

17. Virtual Earth Map Control

18. Windows Live Contacts Control
Allows a user to share data from their contacts list with a web application
Of course, privacy is paramount
User always in control of information sharing
User has to sign in with a Live ID
14 Billion live contact records today
List view and Tile view
Tile view includes presence information

19. Windows Live Contacts Control

20. Windows Live Contacts API
The Contacts Control is not the only way
New API based on the emerging Windows Live Data service
Access contact data via RESTful API...
contacts/contact(21)
contacts/contact(21)/ s/ (3)/address
contacts/contact(21)/profiles/personal/FirstName
User in control
Must grant permission to web app in order to access data
Permission stays granted until user revokes

21. Windows Live Data
User must grant permission for this app to access data
App receives authentication token via HTTP POST
App accesses data via REST, supplying authentication token
User can review list of permitted applications
User can revoke permissions for specific applications

22. Windows Live Contacts API

23. Live Spaces Uses MetaWeblog API Also a photo gallery
Very popular API for accessing blog engines
Not a Microsoft invention 
Uses XML-RPC techniques
Also a photo gallery

24. Custom Domains
Register a domain and create accounts within that domain
Microsoft hosts mail server for those accounts
Each account is a Windows Live ID
Full management of accounts online
Also SOAP APIs for management of accounts

25. Summary Huge potential audience & great opportunity
Drive visitors to your site…
…and wow them when they get there
Client-side Aggregation (aka Mashups)

26. Where To Learn More Windows Live Development Virtual Earth Contacts
Virtual Earth
Contacts
Good blogs to watch: 

27. Thank you! ?
www