Titanium Facebook Graph Session

gistfile1.txt

Titanium.Facebook.sessionForAccessToken = function(callback) {
        var app_id = '<APP_ID>';
        var app_secret = '<APP_SECRET>';
        
        xhr.onerror = function(e)
    	{
    		Ti.API.info('Unable to exchange session for OAuth access_token ' + e.error);
    		callback(false);
    	};
    	xhr.setTimeout(10000);
    	xhr.onload = function(e)
    	{
            var resultObj = JSON.parse(this.responseText); //should contain resultObj.access_token & resultObj.expires
            if (resultObj[0].access_token != undefined) {                
                callback(resultObj); //returning the first item                
            } else {
                callback(false);
            }
    	};
    	// open the client
    	xhr.open('POST','https://graph.facebook.com/oauth/exchange_sessions');

    	// send the client_id, client_secret and comma delimited sessions (only 1 in this case)
 xhr.send({client_id:app_id,client_secret:app_secret,sessions:Titanium.Facebook.session['session_key']});
        
};

Titanium.Facebook.addEventListener('login', function()
{
	label.text = 'Logged In = ' + Titanium.Facebook.isLoggedIn();
    
    if (Titanium.Facebook.isLoggedIn()) {
       
        Titanium.Facebook.sessionForAccessToken(function(data) {
            if (data[0].access_token != undefined) {
                var access_token = data[0].access_token;
                xhr.onerror = function(e) {
            	    Ti.API.error('error on ' + e.error);
            	}
            	xhr.onload = function(e)
            	{
                    Ti.API.info(this.responseText);
            	};
            	// open the client
            	xhr.open('GET','https://graph.facebook.com/me?access_token=' +access_token);
                xhr.send();
            
            }
            
        });

    }

});