--- /dev/null
+;;; riece-hangman.el --- hangman
+;; Copyright (C) 1998-2004 Daiki Ueno
+
+;; Author: Daiki Ueno <ueno@unixuser.org>
+;; Keywords: IRC, riece
+
+;; This file is part of Riece.
+
+;; This program 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 2, or (at your option)
+;; any later version.
+
+;; This program 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 GNU Emacs; see the file COPYING. If not, write to the
+;; Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+;; Boston, MA 02111-1307, USA.
+
+;;; Commentary:
+
+;; To use, add the following line to your ~/.riece/init.el:
+;; (add-to-list 'riece-addons 'riece-hangman t)
+
+;;; Code:
+
+(require 'riece-globals)
+(require 'riece-identity)
+(require 'riece-message)
+(require 'riece-server)
+
+(defgroup riece-hangman nil
+ "Interface to hangman.el"
+ :prefix "riece-"
+ :group 'riece)
+
+(defcustom riece-hangman-hello-regexp "^, hangman"
+ "Pattern of string to start the game."
+ :type 'string
+ :group 'riece-hangman)
+
+(defcustom riece-hangman-bye-regexp "^, bye hangman"
+ "Pattern of string to end the game."
+ :type 'string
+ :group 'riece-hangman)
+
+(defcustom riece-hangman-words-file "/usr/share/dict/words"
+ "Location of words file."
+ :type 'file
+ :group 'riece-hangman)
+
+(defvar riece-hangman-players nil)
+(defvar riece-hangman-words-buffer nil)
+
+(defun riece-hangman-make-context (word)
+ (vector word nil 0))
+
+(defun riece-hangman-context-word (context)
+ (aref context 0))
+
+(defun riece-hangman-context-guessed (context)
+ (aref context 1))
+
+(defun riece-hangman-context-missed-count (context)
+ (aref context 2))
+
+(defun riece-hangman-context-set-word (context word)
+ (aset context 0 word))
+
+(defun riece-hangman-context-set-guessed (context guessed)
+ (aset context 1 guessed))
+
+(defun riece-hangman-context-set-missed-count (context missed-count)
+ (aset context 2 missed-count))
+
+(defun riece-hangman-word ()
+ (unless riece-hangman-words-buffer
+ (setq riece-hangman-words-buffer (generate-new-buffer " *riece-hangman*"))
+ (save-excursion
+ (set-buffer riece-hangman-words-buffer)
+ (buffer-disable-undo)
+ (insert-file-contents riece-hangman-words-file)
+ (let ((case-fold-search nil))
+ (delete-non-matching-lines "^[a-z][a-z][a-z][a-z][a-z][a-z]"))))
+ (save-excursion
+ (set-buffer riece-hangman-words-buffer)
+ (goto-char (% (1+ (random)) (buffer-size)))
+ (if (eobp)
+ (beginning-of-line -1)
+ (beginning-of-line))
+ (buffer-substring (point) (progn (end-of-line) (point)))))
+
+(defun riece-hangman-reply (target string)
+ (riece-display-message
+ (riece-make-message (riece-make-identity riece-real-nickname
+ riece-server-name)
+ (riece-make-identity target riece-server-name)
+ string 'notice t))
+ (riece-send-string (format "NOTICE %s :%s\r\n" target string)))
+
+(defun riece-hangman-reply-with-context (target context)
+ (let* ((word (riece-hangman-context-word context))
+ (masked-word (make-string (length word) ?-))
+ (guessed (riece-hangman-context-guessed context))
+ (index 0))
+ (while (< index (length word))
+ (if (memq (aref word index) guessed)
+ (aset masked-word index (aref word index)))
+ (setq index (1+ index)))
+ (riece-hangman-reply
+ target
+ (format "Word: %s, Guessed: %s"
+ masked-word
+ (apply #'string (sort (copy-sequence guessed) #'<))))))
+
+(defun riece-hangman-after-privmsg-hook (prefix string)
+ (let* ((user (riece-make-identity (riece-prefix-nickname prefix)
+ riece-server-name))
+ (parameters (riece-split-parameters string))
+ (targets (split-string (car parameters) ","))
+ (message (nth 1 parameters))
+ pointer)
+ (if (string-match riece-hangman-hello-regexp message)
+ (if (riece-identity-assoc user riece-hangman-players)
+ (riece-hangman-reply
+ (car targets)
+ (format "%s: You are already playing the game."
+ (riece-format-identity user t)))
+ (let ((context (riece-hangman-make-context (riece-hangman-word))))
+ (setq riece-hangman-players (cons (cons user context)
+ riece-hangman-players))
+ (riece-hangman-reply-with-context (car targets) context)))
+ (if (string-match riece-hangman-bye-regexp message)
+ (when (setq pointer (riece-identity-assoc user
+ riece-hangman-players))
+ (setq riece-hangman-players (delq pointer riece-hangman-players))
+ (riece-hangman-reply
+ (car targets)
+ (format "%s: Sorry, the word was \"%s\""
+ (riece-format-identity user t)
+ (riece-hangman-context-word (cdr pointer)))))
+ (if (setq pointer (riece-identity-assoc user riece-hangman-players))
+ (if (or (/= (length message) 1)
+ (not (string-match "[a-z]" message)))
+ (riece-hangman-reply
+ (car targets)
+ (format "%s: Not a valid guess: %s"
+ (riece-format-identity user t)
+ message))
+ (if (memq (aref message 0)
+ (riece-hangman-context-guessed (cdr pointer)))
+ (riece-hangman-reply (car targets)
+ (format "%s: Already guessed '%c'"
+ (riece-format-identity user t)
+ (aref message 0)))
+ (riece-hangman-context-set-guessed
+ (cdr pointer)
+ (cons (aref message 0)
+ (riece-hangman-context-guessed (cdr pointer))))
+ (let ((word (riece-hangman-context-word (cdr pointer)))
+ (index 0)
+ (char (aref message 0)))
+ (unless (catch 'found
+ (while (< index (length word))
+ (if (eq (aref word index) char)
+ (throw 'found t))
+ (setq index (1+ index))))
+ (riece-hangman-context-set-missed-count
+ (cdr pointer)
+ (1+ (riece-hangman-context-missed-count
+ (cdr pointer))))))
+ (if (>= (riece-hangman-context-missed-count (cdr pointer)) 7)
+ (progn
+ (riece-hangman-reply
+ (car targets)
+ (format "%s: Sorry, the word was \"%s\""
+ (riece-format-identity user t)
+ (riece-hangman-context-word (cdr pointer))))
+ (setq riece-hangman-players
+ (delq pointer
+ riece-hangman-players)))
+ (let ((word (riece-hangman-context-word (cdr pointer)))
+ (guessed (riece-hangman-context-guessed (cdr pointer)))
+ (index 0)
+ (char (aref message 0)))
+ (if (catch 'missing
+ (while (< index (length word))
+ (unless (memq (aref word index) guessed)
+ (throw 'missing t))
+ (setq index (1+ index))))
+ (riece-hangman-reply-with-context
+ (car targets) (cdr pointer))
+ (riece-hangman-reply
+ (car targets)
+ (format "%s: You got it!"
+ (riece-format-identity user t)))
+ (setq riece-hangman-players
+ (delq pointer riece-hangman-players))))))))))))
+
+(defun riece-hangman-insinuate ()
+ (add-hook 'riece-after-privmsg-hook 'riece-hangman-after-privmsg-hook))
+
+(provide 'riece-hangman)
+
+;;; riece-hangman.el ends here
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