Facebook API Kelly Orser

Client Libraries Client libraries will simplify the calls to the platform by reducing the amount of code you have to write. If you don’t use a client library then will have to do the following for each method call: –Construct a signature –Create and send a HTTP POST request –Parse the XML result of the request

Example Clients Facebook Clients –PHP5 –Java Independent Clients –ActionScript –Cocoa –PHP4 –Ruby –Python –VB.NET

Methods The facebook API currently has 20 methods that can be used to get information from facebook accounts.

Authentication facebook.auth.createToken –creates an auth_token to be passed in as a parameter to login.php facebook.auth.getSession –returns the session key bound to an auth_token

Facebook Query Language Facebook.fql.query –FQL is a way to query the same facebook data you can access through the other API functions, but with a SQL style interface. –SELECT name, affiliations FROM user WHERE uid IN (SELECT uid2 FROM friend WHERE uid1=211031) AND "Facebook" IN affiliations.name AND uid < 10

Events facebook.events.get –returns all visible events according to the filters specified facebook.events.getMembers –returns membership list data associated with an event

Friends facebook.friends.areFriends –returns whether or not each pair of specified users is friends with each other facebook.friends.get –returns the identifiers of the current user’s Facebook friends facebook.friends.getAppUsers –returns the identifiers of the current user’s Facebook friends who are currently signed in

Groups facebook.groups.get –returns all visible groups according to the filters specified facebook.groups.getMembers –returns membership list data associated with a group

Notifications facebook.notifications.get –returns information on outstanding Facebook notifications for current session user. –such as messages, friend requests, pokes, group invites and event invites

Photos facebook.photos.addTag –adds a tag with the given information to a photo facebook.photos.createAlbum –creates and returns a new album owned by the current session user facebook.photos.get –returns all visible photos according to the filters specified

Photos facebook.photos.getAlbums –returns metadata about all of the photo albums uploaded by the specified user facebook.photos.getTags –returns the set of user tags on all photos specified facebook.photos.upload –uploads a photo owned by the current session user and returns the new photo

Users facebook.users.getInfo –returns the information in a users profile facebook.users.getLoggedInUser –gets the user id associated with the current session

Responses Each of these methods can have a different response format depending on what you are programming in. –JSON (JavaScript Object Notation) –XML –Facebook PHP Client

Links Facebook Developers Facebook Developers Client Libraries Client Libraries Facebook Applications Facebook Applications Test Console Test Console