elisp-vcs/semi-1.14.6/postpet.el

154 lines
4.4 KiB
EmacsLisp

;;; postpet.el --- Postpet support for GNU Emacs
;; Copyright (C) 1999,2000 Free Software Foundation, Inc.
;; Author: Tanaka Akira <akr@jaist.ac.jp>
;; Keywords: Postpet, MIME, multimedia, mail, news
;; This file is part of SEMI (Sample of Elastic MIME Interfaces).
;; 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.
;;; Code:
(require 'mime)
(require 'alist)
(put 'unpack 'lisp-indent-function 1)
(defmacro unpack (string &rest body)
`(let* ((*unpack*string* (string-as-unibyte ,string))
(*unpack*index* 0))
,@body))
(defun unpack-skip (len)
(setq *unpack*index* (+ len *unpack*index*)))
(defun unpack-fixed (len)
(prog1
(substring *unpack*string* *unpack*index* (+ *unpack*index* len))
(unpack-skip len)))
(defun unpack-byte ()
(char-int (aref (unpack-fixed 1) 0)))
(defun unpack-short ()
(let* ((b0 (unpack-byte))
(b1 (unpack-byte)))
(+ (* 256 b0) b1)))
(defun unpack-long ()
(let* ((s0 (unpack-short))
(s1 (unpack-short)))
(+ (* 65536 s0) s1)))
(defun unpack-string ()
(let ((len (unpack-byte)))
(unpack-fixed len)))
(defun unpack-string-sjis ()
(decode-mime-charset-string (unpack-string) 'shift_jis))
;;;###autoload
(defun postpet-decode (string)
(condition-case nil
(unpack string
(let (res)
(unpack-skip 4)
(set-alist 'res 'carryingcount (unpack-long))
(unpack-skip 8)
(set-alist 'res 'sentyear (unpack-short))
(set-alist 'res 'sentmonth (unpack-short))
(set-alist 'res 'sentday (unpack-short))
(unpack-skip 8)
(set-alist 'res 'petname (unpack-string-sjis))
(set-alist 'res 'owner (unpack-string-sjis))
(set-alist 'res 'pettype (unpack-fixed 4))
(set-alist 'res 'health (unpack-short))
(unpack-skip 2)
(set-alist 'res 'sex (unpack-long))
(unpack-skip 1)
(set-alist 'res 'brain (unpack-byte))
(unpack-skip 39)
(set-alist 'res 'happiness (unpack-byte))
(unpack-skip 14)
(set-alist 'res 'petbirthyear (unpack-short))
(set-alist 'res 'petbirthmonth (unpack-short))
(set-alist 'res 'petbirthday (unpack-short))
(unpack-skip 8)
(set-alist 'res 'from (unpack-string))
(unpack-skip 5)
(unpack-skip 160)
(unpack-skip 4)
(unpack-skip 8)
(unpack-skip 8)
(unpack-skip 26)
(set-alist 'res 'treasure (unpack-short))
(set-alist 'res 'money (unpack-long))
res))
(error nil)))
;;;###autoload
(defun mime-display-application/x-postpet (entity situation)
(save-restriction
(narrow-to-region (point-max)(point-max))
(let ((pet (postpet-decode (mime-entity-content entity))))
(if pet
(insert
"Petname: " (cdr (assq 'petname pet))
"\n"
"Owner: " (cdr (assq 'owner pet))
"\n"
"Pettype: " (cdr (assq 'pettype pet))
"\n"
"From: " (cdr (assq 'from pet))
"\n"
"CarryingCount: " (int-to-string (cdr (assq 'carryingcount pet)))
"\n"
"SentYear: " (int-to-string (cdr (assq 'sentyear pet)))
"\n"
"SentMonth: " (int-to-string (cdr (assq 'sentmonth pet)))
"\n"
"SentDay: " (int-to-string (cdr (assq 'sentday pet)))
"\n"
"PetbirthYear: " (int-to-string (cdr (assq 'petbirthyear pet)))
"\n"
"PetbirthMonth: " (int-to-string (cdr (assq 'petbirthmonth pet)))
"\n"
"PetbirthDay: " (int-to-string (cdr (assq 'petbirthday pet)))
"\n"
"Health: " (int-to-string (cdr (assq 'health pet)))
"\n"
"Sex: " (int-to-string (cdr (assq 'sex pet)))
"\n"
"Brain: " (int-to-string (cdr (assq 'brain pet)))
"\n"
"Happiness: " (int-to-string (cdr (assq 'happiness pet)))
"\n"
"Treasure: " (int-to-string (cdr (assq 'treasure pet)))
"\n"
"Money: " (int-to-string (cdr (assq 'money pet)))
"\n")
(insert "Invalid format\n"))
(run-hooks 'mime-display-application/x-postpet-hook))))
;;; @ end
;;;
(provide 'postpet)
;;; postpet.el ends here