X-Git-Url: https://jxself.org/git/?p=mudsync.git;a=blobdiff_plain;f=mudsync.scm;h=8c4fb94a3416d4cbf1988fdf385e0cd3581154a5;hp=3d1d21463fc363f128e0ac0cdf7cf292b6983561;hb=e04b4168f2dfeffdc6bc3b49dcb21e6d43adbccf;hpb=47c165486537192942bac3a3ea806b81852cb762

diff --git a/mudsync.scm b/mudsync.scm
index 3d1d214..8c4fb94 100644
--- a/mudsync.scm
+++ b/mudsync.scm
@@ -1,3 +1,21 @@
+;;; Mudsync --- Live hackable MUD
+;;; Copyright © 2016 Christopher Allan Webber <cwebber@dustycloud.org>
+;;;
+;;; This file is part of Mudsync.
+;;;
+;;; Mudsync is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or
+;;; (at your option) any later version.
+;;;
+;;; Mudsync is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;;; General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with Mudsync.  If not, see <http://www.gnu.org/licenses/>.
+
 (use-modules (8sync systems actors)
              (8sync agenda)
              (ice-9 format)
@@ -10,23 +28,32 @@
 
 (define-class <network-manager> (<actor>)
   (server-socket #:accessor nm-server-socket)
+  ;; mapping of client -> client-id
   (clients #:accessor nm-clients
            #:init-thunk make-hash-table)
+  ;; send input to this actor
+  (send-input-to #:getter nm-send-input-to
+                 #:init-keyword #:send-input-to)
   (message-handler
    #:init-value
    (make-action-dispatch
     ((start-listening actor message)
      (nm-install-socket actor (message-ref message 'server %default-server)
-                        (message-ref message 'port %default-port))))))
+                        (message-ref message 'port %default-port)))
+    ((send-to-client actor message to-client data)
+     (nm-send-to-client-id actor to-client data)))))
 
 (define-method (nm-close-everything (nm <network-manager>) remove-from-agenda)
+  "Shut it down!"
   ;; close all clients
   (hash-for-each
-   (lambda (client _)
+   (lambda (_ client)
      (close client)
      (if remove-from-agenda
          (8sync-port-remove client)))
    (nm-clients nm))
+  ;; reset the clients list
+  (set! (nm-clients) (make-hash-table))
   ;; close the server
   (close (nm-server-socket nm))
   (if remove-from-agenda
@@ -72,10 +99,11 @@
 
     (format #t "Listening for clients in pid: ~s\n" (getpid))
     (8sync-port s #:read (lambda (s) (nm-new-client nm s)))
-    ;; TODO: set up periodic close of idle connections
+    ;; TODO: set up periodic close of idle connections?
     ))
 
 (define-method (nm-new-client (nm <network-manager>) s)
+  "Handle new client coming in to socket S"
   (let* ((client-connection (accept s))
          (client-details (cdr client-connection))
          (client (car client-connection)))
@@ -84,10 +112,12 @@
             (gethostbyaddr
              (sockaddr:addr client-details)))
 
-    (hash-set! (nm-clients nm) client #f)
-    (8sync-port client #:read (nm-make-client-receive nm))))
+    (let ((client-id (big-random-number)))
+      (hash-set! (nm-clients nm) client-id client)
+      (8sync-port client #:read (nm-make-client-receive nm client-id)))))
 
-(define-method (nm-make-client-receive (nm <network-manager>))
+(define-method (nm-make-client-receive (nm <network-manager>) client-id)
+  "Make a method to receive client data"
   (let ((buffer '()))
     (define (reset-buffer)
       (set! buffer '()))
@@ -96,35 +126,50 @@
            (char-ready? client)
            (not (eof-object? (peek-char client)))))
     (define (receive-handler client)
-      (display "Horray, we got something!\n")
       (while (should-read-char client)
         (set! buffer (cons (read-char client) buffer))
         (match buffer
           (;; @@: Do we need the "char?"
-           (#\newline #\newline (? char? line-chars) ...)
+           (#\newline #\return (? char? line-chars) ...)
            (let ((ready-line (list->string (reverse line-chars))))
              ;; reset buffer
              (set! buffer '())
              ;; run it
-             (nm-handle-line nm client ready-line)))
+             (nm-handle-line nm client client-id ready-line)))
           (_ #f)))
       ;; Shut things down on closed port or EOF object
       (cond
        ((port-closed? client)
-        ;; TODO: replace with nm-handle-port-closed
-        (display "port closed time\n")
-        (8sync-port-remove client))
+        (nm-handle-port-closed nm client client-id))
        ((and (char-ready? client)
              (eof-object? (peek-char client)))
-        (display "port eof time\n")
-        ;; TODO: replace with nm-handle-port-eof
-        (close client)
-        (8sync-port-remove client))))
+        (nm-handle-port-eof nm client client-id))))
     receive-handler))
 
-(define-method (nm-handle-line (nm <network-manager>) client line)
+(define-method (nm-handle-port-closed (nm <network-manager>) client client-id)
+  "Handle a closed port"
+  (format #t "DEBUG: handled closed port ~x\n" client-id)
+  (8sync-port-remove client)
+  (hash-remove! (nm-clients nm) client-id))
+
+(define-method (nm-handle-port-eof (nm <network-manager>) client client-id)
+  "Handle seeing an EOF on port"
+  (format #t "DEBUG: handled eof-object on port ~x\n" client-id)
+  (close client)
+  (8sync-port-remove client)
+  (hash-remove! (nm-clients nm) client-id))
+
+(define-method (nm-handle-line (nm <network-manager>) client client-id line)
   "Handle an incoming line of input from a client"
-  (format #t "Got line: ~s\n" line))
+  (format #t "~x got line: ~s\n" client-id line)
+  (nm-send-to-client-id nm client-id "Thank, you, processed.\n" ))
+
+(define-method (nm-send-to-client-id (nm <network-manager>) client-id data)
+  "Send DATA to TO-CLIENT id"
+  (display data
+           (hash-ref (nm-clients nm) client-id)))
+
+; (ez-run-hive hive (list (bootstrap-message hive (actor-id nm) 'start-listening)))
 
 
 ;; (define-method (nm-close-port (nm <network-manager>)))
@@ -138,3 +183,4 @@
     ;; init-world
     )))
 
+