/usr/share/emacs/site-lisp/lookup-el/ndtp.el is in lookup-el 1.4.1-12.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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;; Copyright (C) 1999 Lookup Development Team <lookup@ring.gr.jp>
;; Author: Keisuke Nishida <kei@psn.net>
;; Version: $Id: ndtp.el,v 1.2 2002/10/04 02:51:10 yamagata Exp $
;; This file is part of Lookup.
;; Lookup 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 of the License, or
;; (at your option) any later version.
;; Lookup 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 Lookup; if not, write to the Free Software Foundation,
;; Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
;;; Code:
(require 'lookup)
(defconst ndtp-version "1.0")
;;;
;:: Internal variables
;;;
(defvar ndtp-current-agent nil)
(defvar ndtp-current-dictionary nil)
(defvar ndtp-current-process nil)
(defconst ndtp-process-coding-system
(if (featurep 'evi-mule) (evi-coding-system 'euc-jp)))
(put 'ndtp ':methods '(exact prefix suffix))
(put 'ndtp ':gaiji-regexp "<gaiji:\\([^>]*\\)>")
(put 'ndtp ':reference-pattern
'("\\($B"*(B\\(\\([^<\n]\\|<gaiji:[^>]*>\\)+\\)\\)?<\\([0-9a-f:]+\\)>"
(or (match-string 1) "(->link)")
(or (match-string 2) (match-string 4)) 4))
(put 'ndtp ':headings '(lookup-arrange-gaijis))
(put 'ndtp ':arranges
'(lookup-arrange-references
lookup-arrange-gaijis
lookup-arrange-squeezed-references
lookup-arrange-default-headings
lookup-arrange-fill-lines))
(put 'ndtp ':adjusts
'(lookup-adjust-show-gaijis
lookup-adjust-check-references
lookup-adjust-goto-min))
;;;
;:: types
;;;
;; ndtp agent:
;;
;; (ndtp SERVER)
;;
;; SERVER - host name of NDTP server
;;
;; [option]
;; :service - same as SERVICE above
;; :port - same as PORT above
;; :account - same as `ndtp-account-name'
;;
;; [property]
;; ndtp-process - NDTP connection related with agent
;; ndtp-dict - last used dictionary
(defalias 'ndtp-agent-server 'lookup-agent-location)
(defun ndtp-agent-service (agent)
(or (lookup-agent-option agent ':port)
(lookup-agent-option agent ':service)
"ndtp"))
(defun ndtp-agent-alternates (agent)
(lookup-agent-option agent ':alternates))
(defun ndtp-agent-account (agent)
(or (lookup-agent-option agent ':account)
(concat (user-login-name) "@" (system-name))))
(defun ndtp-agent-coding (agent)
(or (lookup-agent-option agent ':coding)
ndtp-process-coding-system))
;; ndtp dictionary:
;;
;; CODE - same as NAME below
;; NAME - given by server `t' command
;;
;; [option]
;; :coding - same as `ndtp-process-coding-system'
;;
;; [property]
;; ndtp-gaiji-cache - cache buffer for gaiji datas or `disable' if no support
(defun ndtp-make-dictionary (name title)
(lookup-new-dictionary ndtp-current-agent name name title))
(defun ndtp-dictionary-coding (dictionary)
(or (lookup-dictionary-option dictionary ':coding t)
ndtp-process-coding-system))
;; ndtp entry:
;;
;; CODE - entry specific code (e.g. "2c00:340") by server `Px' command
;; HEADING - given by server `Px' command
(defun ndtp-make-entry (code heading)
(lookup-make-entry ndtp-current-dictionary code heading))
;;;
;:: macros
;;;
(put 'ndtp-with-agent 'lisp-indent-function 1)
(defmacro ndtp-with-agent (agent &rest body)
(` (let ((ndtp-current-agent (, agent))
(ndtp-current-process (ndtp-agent-process (, agent))))
(,@ body))))
(put 'ndtp-with-dictionary 'lisp-indent-function 1)
(defmacro ndtp-with-dictionary (dictionary &rest body)
(` (ndtp-with-agent (lookup-dictionary-agent (, dictionary))
(let ((ndtp-current-dictionary (, dictionary)))
(unless (eq (, dictionary)
(lookup-agent-get-property ndtp-current-agent 'ndtp-dict))
;; $BI,MW$J$H$-$@$1<-=q$r(B select $B$9$k!#(B
;; $B30It%W%m%;%9$H$d$j$H$j$9$k$h$j$3$NJ}$,9bB.$@$m$&$7!"(B
;; $B%G%P%C%0$N$H$-%P%C%U%!$,$4$A$c$4$A$c$9$k$N$O$&$6$C$?$$!#(B
(ndtp-require-select (, dictionary))
(lookup-agent-put-property ndtp-current-agent 'ndtp-dict
(, dictionary))
;; $B<-=qKh$KJ8;z%3!<%I$r@_Dj$9$k!#(B
(let ((code (ndtp-dictionary-coding (, dictionary))))
(when code
(set-process-coding-system ndtp-current-process code code))))
(,@ body)))))
(defun ndtp-agent-process (agent)
(let ((process (lookup-agent-get-property agent 'ndtp-process)))
(unless (and process (eq (process-status process) 'open))
(let ((servers (cons (ndtp-agent-server agent)
(ndtp-agent-alternates agent)))
(service (ndtp-agent-service agent)))
(if process (lookup-process-kill process))
(while servers
(condition-case error
(progn
(setq process (ndtp-process-open (car servers) service))
(setq servers nil))
(error (setq servers (cdr servers))
(if (not servers) (signal (car error) (cdr error)))))))
;; $B:G=i$K<-=q0lMw$rF@$k$N$KJ8;z%3!<%I$N@_Dj$,I,MW!#(B
(let ((coding (ndtp-agent-coding agent)))
(when coding
(set-process-coding-system process coding coding)))
;; $B%5!<%P$X$N@\B3Kh$K9T$J$&I,MW$N$"$k=hM}!#(B
(let ((ndtp-current-process process))
(ndtp-process-require (concat "A" (ndtp-agent-account agent)) "\n"))
(lookup-foreach
(lambda (dictionary)
(lookup-dictionary-put-property dictionary 'ndtp-gaiji-enable nil))
(lookup-agent-dictionaries agent))
(lookup-agent-put-property agent 'ndtp-process process)
(lookup-agent-put-property agent 'ndtp-dict nil))
process))
(defun ndtp-agent-kill-process (agent)
(let ((process (lookup-agent-get-property agent 'ndtp-process)))
(when process
(if (eq (process-status process) 'open)
(process-send-string process "Q\n"))
(lookup-process-kill process)
(lookup-agent-put-property agent 'ndtp-process nil))))
;;;
;:: Interface functions
;;;
(defconst ndtp-dictionary-regexp
(eval-when-compile
(let ((_ "[ \t]+") (num "[0-9]+") (title ".+") (name "[^ \t\n]+"))
(concat "^ *" num _ "\\(" title "\\)" _ "\\(" name "\\)" _
num _ num _ num "[ \t]*$"))))
(put 'ndtp 'setup 'ndtp-setup)
(defun ndtp-setup (agent)
(ndtp-with-agent agent
(ndtp-process-require "t" "^$\\*\n"
(lambda (process)
(let (name title dicts)
(while (re-search-forward ndtp-dictionary-regexp nil t)
(setq title (match-string 1) name (match-string 2))
(setq dicts (cons (ndtp-make-dictionary name title) dicts)))
(nreverse dicts))))))
(put 'ndtp 'clear 'ndtp-clear)
(defun ndtp-clear (agent)
(ndtp-agent-kill-process agent))
(put 'ndtp 'search 'ndtp-dictionary-search)
(defun ndtp-dictionary-search (dictionary query)
(let ((method (lookup-query-method query))
(string (lookup-query-string query)))
;; build the search command
(setq string
(if (and (featurep 'mule)
(memq 'japanese-jisx0208 (find-charset-string string)))
(cond ((eq method 'prefix)
(concat "Pk" string "*"))
((eq method 'suffix)
(concat "PK" (lookup-reverse-string string) "*"))
(t (concat "Pk" string)))
(cond ((eq method 'prefix)
(concat "Pa" string "*"))
((eq method 'suffix)
(concat "PA" (lookup-reverse-string string) "*"))
(t (concat "Pa" string)))))
;; search the pattern
(ndtp-with-dictionary dictionary
(ndtp-process-require string "^$[$N&<]\n"
(lambda (process)
(let (code heading last-code last-heading entries)
(while (re-search-forward "^[^$].*" nil t)
(if (not heading)
(setq heading (match-string 0))
(setq code (match-string 0))
;; $BF1$8%(%s%H%j$,O"B3$7$F$$$J$$$+%A%'%C%/$9$k!#(B
;; $B$3$l$,$1$C$3$&$"$k$s$@!&!&(B
(when (or (not (string= code last-code))
(not (string= heading last-heading)))
(setq entries (cons (ndtp-make-entry code heading) entries))
(setq last-code code last-heading heading))
(setq heading nil)))
(nreverse entries)))))))
(put 'ndtp 'content 'ndtp-dictionary-content)
(defun ndtp-dictionary-content (dictionary entry)
(ndtp-with-dictionary dictionary
(let ((command (concat "S" (lookup-entry-code entry))))
(substring (ndtp-process-require command "^$$\n") 3))))
(put 'ndtp 'gaiji 'ndtp-dictionary-gaiji)
(defun ndtp-dictionary-gaiji (dictionary code)
(let ((buffer (lookup-dictionary-get-property dictionary 'ndtp-gaiji-cache)))
(when (bufferp buffer)
(with-current-buffer buffer
(goto-char (point-min))
(if (re-search-forward (format "^$=%s$" code) nil t)
(buffer-substring (point) (or (search-forward "$=" nil t)
(point-max))))))))
;;;
;:: Internal functions
;;;
(defun ndtp-require-select (dictionary)
(ndtp-process-require (concat "L" (lookup-dictionary-code dictionary)) "\n")
(and
lookup-enable-gaiji
(lookup-gaiji-glyph-possible-p)
(ndtp-process-require "XL16" "^$.\n")
(let ((buffer (lookup-dictionary-get-property
dictionary 'ndtp-gaiji-cache)))
(unless buffer
(if (not (string-match "16" (ndtp-process-require "XI" "^$[$N?<]\n")))
(setq buffer 'disable)
(setq buffer (generate-new-buffer
(format " *ndtp gaiji table for %s*"
(lookup-dictionary-id dictionary))))
(ndtp-process-require "XL16" "^$.\n")
(with-current-buffer buffer
(insert (ndtp-process-require "XB" "^$[<$]\n")))
(if (eq 0 (buffer-size buffer))
(setq buffer 'disable)))
(lookup-dictionary-put-property dictionary 'ndtp-gaiji-cache buffer)))))
;;;
;:: ndtp process
;;;
(defun ndtp-process-open (server service)
(lookup-proceeding-message (format "connecting to %s..." server))
(let* ((buffer (lookup-open-process-buffer (concat " *ndtp+" server "*")))
(process (open-network-stream "ndtp" buffer server service)))
(process-kill-without-query process)
process))
(put 'ndtp-process-require 'lisp-indent-function 2)
(defun ndtp-process-require (command separator &optional filter)
(lookup-process-require ndtp-current-process (concat command "\n")
separator filter))
(provide 'ndtp)
;;; ndtp.el ends here
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