Hi Sam,

HTTP has no concept of sessions or browser windows - so there's no way
to know if a browser window is still open short of using AJAX and
regularly pinging the application, as you suggest.

-Nick Johnson

On Thu, Aug 6, 2009 at 6:51 PM, Sam<[email protected]> wrote:
>
> Hello,
>
> Is it possible to get a list of users currently logged into a specific
> application?  This would assume that (a) the user has been
> authenticated to the application and (b) that the application window/
> tab is still open.
>
> I'm writing an app where one user invites a second user to play a card
> game and I'm having trouble finding a way to identify the universe of
> potential invitees.  I thought about having all of the users
> constantly update the memcache to notify the application that they
> were still logged in and then filter out all the users who hadn't
> pinged in the past 5000 ms, but I was wondering if there was a better
> way.
>
> Thanks,
>
> Sam
>
> >
>



-- 
Nick Johnson, Developer Programs Engineer, App Engine

--~--~---------~--~----~------------~-------~--~----~
You received this message because you are subscribed to the Google Groups 
"Google App Engine" group.
To post to this group, send email to [email protected]
To unsubscribe from this group, send email to 
[email protected]
For more options, visit this group at 
http://groups.google.com/group/google-appengine?hl=en
-~----------~----~----~----~------~----~------~--~---

Reply via email to