Facebook PHP-SDK List

Facebook\FacebookSession
    An access token backed session used when making requests against the Graph API.

Facebook\FacebookRequest
    Makes requests against the Graph API.

Facebook\FacebookResponse
    A successful response from the Graph API resulting from a FacebookRequest.

Facebook\FacebookRequestException
    An error returned by the Graph API during a FacebookRequest.
   
    Subclasses: FacebookClientException
                        FacebookServerException
                        FacebookAuthorizationException
                        FacebookPermissionException
                        FacebookThrottleException
                        FacebookOtherException.

Facebook\GraphObject
    Represents an object returned by the Graph API.
    Subclasses: GraphUser
                        GraphLocation
                        GraphSessionInfo

Facebook\FacebookRedirectLoginHelper
    A helper class for getting a FacebookSession using the OAuth protocol.

Facebook\FacebookCanvasLoginHelper
    A helper class for getting a FacebookSession from Facebook Canvas.

Facebook\FacebookJavaScriptLoginHelper
    A helper class for getting a FacebookSession from the Facebook SDK for JavaScript.