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