Skip to content

HTTPS clone URL

Subversion checkout URL

You can clone with
or
.
Download ZIP
Fetching contributors…

Cannot retrieve contributors at this time

121 lines (106 sloc) 4.973 kB
;;; dict.scm: rfc2229 (a dictionary server protocol) for uim.
;;;
;;; Copyright (c) 2010-2012 uim Project http://code.google.com/p/uim/
;;;
;;; All rights reserved.
;;;
;;; Redistribution and use in source and binary forms, with or without
;;; modification, are permitted provided that the following conditions
;;; are met:
;;; 1. Redistributions of source code must retain the above copyright
;;; notice, this list of conditions and the following disclaimer.
;;; 2. Redistributions in binary form must reproduce the above copyright
;;; notice, this list of conditions and the following disclaimer in the
;;; documentation and/or other materials provided with the distribution.
;;; 3. Neither the name of authors nor the names of its contributors
;;; may be used to endorse or promote products derived from this software
;;; without specific prior written permission.
;;;
;;; THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND
;;; ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
;;; IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
;;; ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE
;;; FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
;;; DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
;;; OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
;;; HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
;;; LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
;;; OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
;;; SUCH DAMAGE.
;;;;
(require-extension (srfi 1 8))
(require "util.scm")
(require "i18n.scm")
(require "socket.scm")
(require "fileio.scm")
(require "lolevel.scm")
(require "input-parse.scm")
(define $DICT-DEFAULT-PORT 2628)
(define (dict-server-error-responce? responce)
(define dict-server-typical-errors '(500 501 502 503 420 421))
(let ((errno (string->number responce)))
(and (not errno)
(find (lambda (n) (= errno n)) dict-server-typical-errors))))
(define (dict-server-build-message command . messages)
(string-append
(string-join (append (list command) messages) " ")
"\r\n"))
(define (dict-server-parse-responce line)
(define numbers '(#\0 #\1 #\2 #\3 #\4 #\5 #\6 #\7 #\8 #\9))
(call-with-input-string
line
(lambda (port)
(let* ((responce (next-token-of numbers port))
(skip (skip-while '(#\space) port))
(message (next-token '(#\space) '(#\return *eof*) (N_ "dict: Invalid message") port)))
(values responce message)))))
(define (dict-server-get-1yz port)
(let loop ((line (file-read-line port))
(rest ""))
(if (string=? line ".\r")
(begin
(append (list rest) (dict-server-get-message port)))
(loop (file-read-line port) (string-append rest line)))))
(define (dict-server-get-message port)
(let* ((line (file-read-line port)))
(receive (responce message)
(dict-server-parse-responce line)
(cond ((dict-server-error-responce? responce)
(uim-notify-fatal (format "dict (~a): ~a" (_ "Error Response") message)))
((string=? "151" responce)
(dict-server-get-1yz port))
((string=? "150" responce)
(let* ((responce-line (file-read-line port)))
(receive (responce message)
(dict-server-parse-responce responce-line)
(if (string=? "151" (substring responce-line 0 3))
(dict-server-get-1yz port)
(uim-notify-fatal (format "dict (~a): ~a" (_ "Error Response") message))))))
((string=? "2" (substring responce 0 1))
'())
((string=? "4" (substring responce 0 1))
'())
((string=? "5" (substring responce 0 1))
'())
(else
(uim-notify-fatal (format "~a ~a" (_ "dict: Protocol error") message)))))))
(define (dict-server-parse-banner port)
(dict-server-get-message port)) ;; get 1yz type message, maybe
(define (dict-server-open hostname . args)
(let-optionals* args ((servname $DICT-DEFAULT-PORT))
(let ((fd (tcp-connect hostname servname)))
(if (not fd)
(uim-notify-fatal (N_ "dict: cannot connect server")))
(let ((port (open-file-port fd)))
(dict-server-parse-banner port)
port))))
(define (dict-server-get-dictionary-list port)
(file-display (dict-server-build-message "SHOW" "DB") port)
(dict-server-get-message port))
(define (dict-server-get-define port database word)
(file-display (dict-server-build-message "DEFINE" database word) port)
(dict-server-get-message port))
(define (dict-server-close port)
(file-display (dict-server-build-message "Q") port)
(dict-server-get-message port) ;; bye
(close-file-port port))
Jump to Line
Something went wrong with that request. Please try again.