;; Play against an opponent over the network
;;
-(require 'chess-engine)
-(require 'chess-fen)
-(require 'chess-algebraic)
+(require 'chess-common)
(defvar chess-network-regexp-alist
(list
(function
(lambda ()
(funcall chess-engine-response-handler 'setup-game
- (chess-engine-convert-pgn (match-string 1))))))
+ (chess-engine-convert-pgn
+ (chess-network-parse-multiline (match-string 1)))))))
(cons "pass$"
(function
(lambda ()
(function
(lambda ()
(funcall chess-engine-response-handler 'undo
- (string-to-int (match-string 1))))))
+ (string-to-number (match-string 1))))))
(cons "accept\\(\\s-+\\(.+\\)\\)?$"
(function
(lambda ()
(cons "retract$"
(function
(lambda ()
- (funcall chess-engine-response-handler 'retract))))))
+ (funcall chess-engine-response-handler 'retract))))
+ (cons "illegal$"
+ (function
+ (lambda ()
+ (funcall chess-engine-response-handler 'illegal))))
+ (cons "flag$"
+ (function
+ (lambda ()
+ (funcall chess-engine-response-handler 'call-flag))))
+ (cons "forfeit$"
+ (function
+ (lambda ()
+ (funcall chess-engine-response-handler 'flag-fell))))
+ (cons "kibitz\\s-+\\(.+\\)$"
+ (function
+ (lambda ()
+ (funcall chess-engine-response-handler 'kibitz
+ (chess-network-parse-multiline (match-string 1))))))
+ (cons "chat\\s-+\\(.+\\)$"
+ (function
+ (lambda ()
+ (funcall chess-engine-response-handler 'chat
+ (chess-network-parse-multiline (match-string 1))))))))
(chess-message-catalog 'english
'((network-starting . "Starting network client/server...")
(network-waiting . "Now waiting for your opponent to connect...")
- (network-connected ."You have connected; pass now or make your move.")))
+ (takeback-sent . "Sent request to undo %d ply(s) to your opponent")))
+
+(defun chess-network-flatten-multiline (str)
+ (while (string-match "\n" str)
+ (setq str (replace-match "\C-k" t t str)))
+ str)
+
+(defun chess-network-parse-multiline (str)
+ (while (string-match "\C-k" str)
+ (setq str (replace-match "\n" t t str)))
+ str)
+
+(defvar chess-network-kind)
+(make-variable-buffer-local 'chess-network-kind)
(defun chess-network-handler (game event &rest args)
"Initialize the network chess engine."
(let ((which (read-char "Are you the c)lient or s)erver? "))
proc)
(chess-message 'network-starting)
- (setq proc (if (eq which ?s)
- (start-process "*chess-network*"
- (current-buffer) "/usr/bin/nc"
- "-l" "-p" (read-string "Port: "))
- (open-network-stream "*chess-network*" (current-buffer)
- (read-string "Host: ")
- (read-string "Port: "))))
- (if (eq which ?s)
- (chess-message 'network-waiting)
- (chess-network-handler 'match)
- (chess-message 'network-connected))
+ (setq proc
+ (if (eq which ?s)
+ (if (fboundp 'open-network-stream-server)
+ (open-network-stream-server "*chess-network*"
+ (current-buffer)
+ (string-to-number
+ (read-string "Port: ")))
+ (start-process "*chess-network*"
+ (current-buffer) "/usr/bin/nc"
+ "-l" "-p" (read-string "Port: ")))
+ (open-network-stream "*chess-network*" (current-buffer)
+ (read-string "Host: ")
+ (read-string "Port: "))))
+ (setq chess-engine-process proc
+ chess-network-kind (if (eq which ?s) 'server 'client))
t))
- ((eq event 'destroy)
- (chess-engine-send nil "quit\n"))
+ ((eq event 'ready) ; don't set active yet
+ (chess-game-run-hooks game 'announce-autosave)
+ (if (eq chess-network-kind 'server)
+ (chess-message 'network-waiting)
+ (chess-network-handler game 'match)))
((eq event 'setup-pos)
(chess-engine-send nil (format "fen %s\n"
((eq event 'setup-game)
(chess-engine-send nil (format "pgn %s\n"
- (chess-game-to-string (car args)))))
+ (chess-network-flatten-multiline
+ (chess-game-to-string (car args))))))
((eq event 'pass)
(chess-engine-send nil "pass\n"))
(setq chess-engine-pending-offer 'match)
(chess-engine-send nil (format "chess match %s\n" chess-full-name)))
- ((eq event 'resign)
- (chess-engine-send nil "resign\n")
- (chess-game-set-data game 'active nil))
-
((eq event 'draw)
(if chess-engine-pending-offer
(chess-engine-command nil 'retract))
(chess-engine-command nil 'retract))
(setq chess-engine-pending-offer 'undo
chess-engine-pending-arg (car args))
- (chess-engine-send nil (format "takeback %d\n" (car args))))
+
+ (chess-engine-send nil (format "takeback %d\n" (car args)))
+ (chess-message 'takeback-sent (car args)))
((eq event 'accept)
- (chess-engine-send nil "accept\n"))
+ (chess-engine-send nil (if (car args)
+ (format "accept %s\n" (car args))
+ "accept\n")))
((eq event 'decline)
(chess-engine-send nil "decline\n"))
((eq event 'illegal)
(chess-engine-send nil "illegal\n"))
- ((eq event 'move)
- (if (= 1 (chess-game-index game))
- (chess-game-set-tag game "Black" chess-engine-opponent-name))
- (chess-engine-send nil (concat (chess-ply-to-algebraic (car args)) "\n"))
- (if (chess-game-over-p game)
- (chess-game-set-data game 'active nil))))))
+ ((eq event 'call-flag)
+ (chess-engine-send nil "flag\n"))
+
+ ((eq event 'kibitz)
+ (chess-engine-send nil (format "kibitz %s\n"
+ (chess-network-flatten-multiline
+ (car args)))))
+
+ ((eq event 'chat)
+ (chess-engine-send nil (format "chat %s\n"
+ (chess-network-flatten-multiline
+ (car args)))))
+
+ ((eq event 'set-index)
+ (chess-engine-send nil (format "index %d\n" (car args))))
+
+ ((eq event 'flag-fell)
+ (chess-engine-send nil "forfeit\n")
+ (chess-common-handler game 'flag-fell))
+
+ (t
+ (apply 'chess-common-handler game event args)))))
(provide 'chess-network)