If you are only sending messages to gmail contacts: I think you can only check a user's status if you can chat with them. For other networks, maybe you can keep track of who you have invited, or who has sent your app messages.
Robert On Fri, Oct 29, 2010 at 10:02, alf <[email protected]> wrote: > There are any away to know if a client has my jid in his buddy list. > now i need send invite each time that i want to send a message. > > thx > > -- > 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. > > -- 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.
