groworld/plant-eyes/jabberer.ss

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#lang scheme/base
(require scheme/class); openssl (prefix-in xmpp: "xmpp.ss"))
(provide (all-defined-out))
; a class which wraps the xmpp in a thread and allows messages to be picked up
; and sent by the game
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(define debug-netloop #f)
(define jabberer%
(class object%
(init-field
(jid "none@nowhere")
(pass "xxxx"))
(field
(incoming '())
(outgoing '())
(thr 0)
(debug-jab #f))
(define/public (get-incoming)
incoming)
(define/public (clear-incoming)
(set! incoming '()))
(define/public (msg-waiting?)
(not (null? incoming)))
(define/public (get-msg)
(let ((msg (car incoming)))
(set! incoming (cdr incoming))
msg))
(define/public (send-msg to msg)
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(set! outgoing (append outgoing (list (list to msg)))))
(define (message-handler sz) 0)
; (when debug-jab (printf "rx <---- ~a ~a~n" (xmpp:message-from sz) (xmpp:message-body sz)))
;(set! incoming (cons (list (xmpp:message-from sz) (xmpp:message-body sz)) incoming)))
(define/public (start)
(set! thr (thread run)))
(define/public (stop)
(kill-thread thr))
(define (run) 0
#;(xmpp:with-xmpp-session jid pass
(xmpp:set-xmpp-handler 'message message-handler)
(let loop ()
(when debug-netloop (printf ".~n"))
(when (not (null? outgoing))
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(when debug-jab (printf "tx ----> ~a ~a~n" (car (car outgoing)) (cadr (car outgoing))))
(xmpp:send (xmpp:message (car (car outgoing)) (cadr (car outgoing))))
(set! outgoing (cdr outgoing)))
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(sleep 0.221)
(loop))))
(super-new)))