Intro OAuth Erik Eldridge Yahoo! Developer Network BarCamp San Diego 5 5/30/09 Oauth image credit: oauth.net

Overview Authentication flow (“OAuth dance”) Pick an API Get a key and secret Pick a library Example References

Authentication flow (“OAuth dance”)

Pick an API

Get a key and secret

Pick a library

Example

References

Before we continue… Follow along now: http://www.slideshare.net/erikeldridge Start playing: http://test.erikeldridge.com/oauth/barcampsd5 Follow me on twitter: http://twitter.com/erikeldridge

Follow along now: http://www.slideshare.net/erikeldridge

Start playing: http://test.erikeldridge.com/oauth/barcampsd5

Follow me on twitter: http://twitter.com/erikeldridge

Flow http://developer.yahoo.com/oauth/ guide/oauth-auth-flow.html

http://developer.yahoo.com/oauth/ guide/oauth-auth-flow.html

Pick an API Example: http://social.yahooapis.com/v1/user/{guid}/connections AKA “provider”

Example: http://social.yahooapis.com/v1/user/{guid}/connections

AKA “provider”

Get key/secret AKA “consumer” Example: https://developer.yahoo.com/dashboard http://code.google.com/apis/accounts/docs/OAuth.html http://twitter.com/oauth

AKA “consumer”

Example:

https://developer.yahoo.com/dashboard

http://code.google.com/apis/accounts/docs/OAuth.html

http://twitter.com/oauth

Pick an OAuth library http://oauth.net/code Native support in many languages

http://oauth.net/code

Native support in many languages

Example: Yahoo! + PHP Using OAuth PHP SDK: http://oauth.googlecode.com/svn/code/php API: http://social.yahooapis.com/v1/user/{guid}/connections Yahoo! OAuth PHP SDK: http://developer.yahoo.com/social/sdk/ Live code: http://example.erikeldridge.com/oauth/barcampsd5/

Using OAuth PHP SDK: http://oauth.googlecode.com/svn/code/php

API: http://social.yahooapis.com/v1/user/{guid}/connections

Yahoo! OAuth PHP SDK: http://developer.yahoo.com/social/sdk/

Live code: http://example.erikeldridge.com/oauth/barcampsd5/

Example: Get Request token Step 2 from: http://developer.yahoo.com/oauth/guide/oauth-auth-flow.html Example: http://example.erikeldridge.com/oauth/barcampsd5/

Step 2 from: http://developer.yahoo.com/oauth/guide/oauth-auth-flow.html

Example: http://example.erikeldridge.com/oauth/barcampsd5/

Example: Redirect to provider Step 3 from: http://developer.yahoo.com/oauth/guide/oauth-auth-flow.html Example: http://example.erikeldridge.com/oauth/barcampsd5/

Step 3 from: http://developer.yahoo.com/oauth/guide/oauth-auth-flow.html

Example: http://example.erikeldridge.com/oauth/barcampsd5/

Example: Get Access token Step 4 from: http://developer.yahoo.com/oauth/guide/oauth-auth-flow.html Example: http://example.erikeldridge.com/oauth/barcampsd5/callback.php

Step 4 from: http://developer.yahoo.com/oauth/guide/oauth-auth-flow.html

Example: http://example.erikeldridge.com/oauth/barcampsd5/callback.php

Example: Make Oauth-signed request Example: http://example.erikeldridge.com/oauth/barcampsd5/make_request.php

Example: http://example.erikeldridge.com/oauth/barcampsd5/make_request.php

References http://oauth.net/ http: //oauth .net/documentation/getting-started http://en.wikipedia.org/wiki/OAuth http://developer.yahoo.com/oauth/ http://example.erikeldridge.com/oauth/barcampsd5/

http://oauth.net/

http: //oauth .net/documentation/getting-started

http://en.wikipedia.org/wiki/OAuth

http://developer.yahoo.com/oauth/

http://example.erikeldridge.com/oauth/barcampsd5/

Thank you