public override void Run()
{
// This is a sample worker implementation. Replace with your logic.
Trace.WriteLine("FacebookWorker entry point called", "Information");
var account = CloudStorageAccount.Parse(RoleEnvironment.GetConfigurationSettingValue("DataConnectionString"));
var queueClient = account.CreateCloudQueueClient();
var queue = queueClient.GetQueueReference(FriendLikesService.FRIEND_LIKES_QUEUE);
while (true)
{
Thread.Sleep(10000);
Trace.WriteLine("Working", "Information");
var msg = queue.GetMessage(TimeSpan.FromMinutes(5)); // Let's give us five minutes to process
if (msg != null)
{
var p = msg.AsString.Split('%');
Trace.WriteLine("Processing " + p[0], "Information");
// TODO: start new thread
var service = new FriendLikesService(p[0], p[1]);
// TODO: we probably need a way to refresh the data from time to time:
// - test existence of the response BLOB
// - refresh if blob older than n days/hours
if (service.isCached())
{
Trace.WriteLine("Already in cache, skipping " + p[0], "Information");
}
else
{
var watch = new Stopwatch();
watch.Start();
service.GetFriendsLikes();
service.SaveFriendLikes();
watch.Stop();
Trace.WriteLine("Done with " + p[0] + " time: " + watch.Elapsed, "Information");
}
queue.DeleteMessage(msg);
}
}
}
public ActionResult Index()
{
var fb = new FacebookWebClient();
dynamic me = fb.Get("me");
ViewBag.id = me.id;
ViewBag.name = me.name;
ViewBag.firstname = me.first_name;
FriendLikesService service = new FriendLikesService(me.id, fb.AccessToken);
ViewBag.webUrl = RoleEnvironment.GetConfigurationSettingValue("WebURL");
ViewBag.blobUrl = RoleEnvironment.GetConfigurationSettingValue("BlobURL");
if (service.isCached())
{
//// The data is cached, we can retrieve it and use it server-side...
//// The ViewBag is used by the default Index view
//service.GetFriendsLikes();
//ViewBag.friendLikes = service.GetOrderedFriendLikes();
//var cats = service.GetCategories().OrderByDescending(k => k.Value).ToList();
//var max = cats.Max(k => k.Value);
//var min = cats.Min(k => k.Value);
//ViewBag.categories = cats;
//ViewBag.max = max;
//ViewBag.min = min;
// Return the IndexJS view to use the cached data on the client
return View("IndexJS");
}
else
{
// Need to send this to the Worker Role
service.QueueLike();
return View("PleaseWait");
}
return View();
}
public ActionResult IsCached(string id)
{
var service = new FriendLikesService(id);
return Json(service.isCached(), JsonRequestBehavior.AllowGet);
}