/
yahoo-jp.scm
1943 lines (1789 loc) · 68.8 KB
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yahoo-jp.scm
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;;; yahoo-jp.scm: yahoo-jp for uim.
;;;
;;; Copyright (c) 2008-2012 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 2 6 23 34 48))
(require "ustr.scm")
(require "japanese.scm")
(require "http-client.scm")
(require "generic-predict.scm")
(require "util.scm")
(require-custom "generic-key-custom.scm")
(require-custom "yahoo-jp-custom.scm")
(require-custom "yahoo-jp-key-custom.scm")
(require-dynlib "expat")
;;; implementations
;;
;; canna emulating functions
;;
(define yahoo-jp-internal-context-rec-spec
(append
context-rec-spec
(list
(list 'yomi-seg '())
(list 'candidates '())
(list 'seg-cnts '())
(list 'prediction-word '())
(list 'prediction-candidates '())
(list 'prediction-appendix '())
(list 'prediction-nr '()))))
(define-record 'yahoo-jp-internal-context yahoo-jp-internal-context-rec-spec)
(define yahoo-jp-internal-context-new-internal yahoo-jp-internal-context-new)
(define (yahoo-jp-conversion str opts)
(define (fromconv str)
(iconv-convert "UTF-8" "EUC-JP" str))
(define (toconv str)
(iconv-convert "EUC-JP" "UTF-8" str))
(define (make-query appid)
(format "~aconversion?appid=~a&sentence=~a~a"
yahoo-jp-path
appid
(http:encode-uri-string (fromconv str))
opts))
(define (parse str)
(let ((parser (xml-parser-create "UTF-8"))
(path '())
(seg '())
(seg-txt "")
(candidate '())
(cand-queue '()))
(define (elem-start name atts)
(set! path (append path (list name))))
(define (elem-end name)
(cond ((equal? '("ResultSet" "Result" "SegmentList" "Segment" "CandidateList")
path)
(set! candidate (append candidate (list cand-queue)))
(set! cand-queue '()))
((equal? '("ResultSet" "Result" "SegmentList" "Segment")
path)
(set! seg (append seg (list seg-txt)))
(set! seg-txt "")))
(set! path (drop-right path 1)))
(define (chardata str)
(cond ((equal? '("ResultSet" "Result" "SegmentList" "Segment" "CandidateList" "Candidate")
path)
(set! cand-queue (append cand-queue (list (toconv str)))))
((equal? '("ResultSet" "Result" "SegmentList" "Segment" "SegmentText")
path)
(set! seg-txt (toconv str)))))
(xml-element-handler-set! parser elem-start elem-end)
(xml-characterdata-handler-set! parser chardata)
(xml-parse parser str 1)
(xml-parser-free parser)
(cons seg candidate)))
(let* ((appid (if (string=? yahoo-jp-appid "")
(begin (uim-notify-fatal (N_ "Please regist Api key from <a href='http://developer.yahoo.co.jp/'>developer network</a> and set value on advanced menu."))
#f)
yahoo-jp-appid))
(proxy (make-http-proxy-from-custom))
(ssl (and yahoo-jp-use-ssl?
(make-http-ssl (SSLv3-client-method) 443)))
(ret (and appid
(http:get yahoo-jp-server (make-query appid) 80 proxy ssl))))
(if (string? ret)
(parse ret)
(cons '() (list (list str))))))
(define (yahoo-jp-predict-memoize! yc str cand)
(let ((cache (yahoo-jp-context-prediction-cache yc)))
(yahoo-jp-context-set-prediction-cache!
yc
(append (if (<= yahoo-jp-prediction-cache-words
(length cache))
(cdr cache)
cache)
(list (cons str cand))))))
(define (yahoo-jp-predict yc str opts)
(let ((ret (assoc str (yahoo-jp-context-prediction-cache yc))))
(if ret
(cdr ret)
(let ((cand (yahoo-jp-predict-from-server str opts)))
(if (not (null? (car cand)))
(yahoo-jp-predict-memoize! yc str cand))
cand))))
(define (yahoo-jp-predict-from-server str opts)
(cadr (yahoo-jp-conversion str (string-append "&mode=predictive" opts))))
(define (yahoo-jp-conversion-make-resize-query yomi-seg)
(let ((len (length yomi-seg)))
(apply string-append (map (lambda (idx)
(if (= (+ idx 1) len)
(list-ref yomi-seg idx)
(string-append (list-ref yomi-seg idx) " ")))
(iota len)))))
(define (yahoo-jp-conversion-resize yomi-seg)
(yahoo-jp-conversion
(yahoo-jp-conversion-make-resize-query yomi-seg) ""))
(define (yahoo-jp-lib-init)
#t)
(define (yahoo-jp-lib-alloc-context)
(yahoo-jp-internal-context-new-internal))
(define (yahoo-jp-lib-get-nth-candidate yc seg nth)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cand (yahoo-jp-internal-context-candidates yx-ctx)))
(list-ref (list-ref cand seg) nth)))
(define (yahoo-jp-lib-release-context yc)
#t)
(define (yahoo-jp-lib-get-unconv-candidate yc seg-idx)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cand (yahoo-jp-internal-context-candidates yx-ctx)))
;; XXX
(car (take-right (list-ref cand seg-idx) 1))))
(define (yahoo-jp-lib-get-nr-segments yc)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cand (yahoo-jp-internal-context-candidates yx-ctx)))
(length cand)))
(define (yahoo-jp-lib-get-nr-candidates yc seg)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cand (yahoo-jp-internal-context-candidates yx-ctx)))
(length (list-ref cand seg))))
(define (yahoo-jp-next-yomi-seg yomi-seg seg cnt)
(let* ((kana-str (list-ref yomi-seg seg))
(kana-list (reverse (string-to-list kana-str))))
(cond ((and (< cnt 0) ;; shrink segment
(< 1 (length kana-list)))
(let* ((not-edited-head (if (< 0 seg)
(take yomi-seg seg)
'()))
(edited-head (list (apply string-append (drop-right kana-list (* -1 cnt)))))
(edited-tail (if (= (+ 1 seg) (length yomi-seg)) ;; end of segments
(take-right kana-list (* -1 cnt))
(let* ((next-char (car (take-right kana-list (* -1 cnt))))
(kana-next-str (list-ref yomi-seg (+ 1 seg))))
(list (string-append next-char kana-next-str)))))
(not-edited-tail (if (= (+ 1 seg) (length yomi-seg))
'()
(drop yomi-seg (+ seg 2)))))
(append not-edited-head edited-head edited-tail not-edited-tail)))
((and (< 0 cnt) ;; stretch segment
(< (+ seg 1) (length yomi-seg))
(< 0 (length (string-to-list (list-ref yomi-seg (+ seg 1))))))
(let* ((next-str (list-ref yomi-seg (+ seg 1)))
(next-kana-list (reverse (string-to-list next-str)))
(not-edited-head (if (< 0 seg)
(take yomi-seg seg)
'()))
(edited-head (list (apply string-append
(append kana-list
(take next-kana-list cnt)))))
(edited-tail (if (= 1 (length next-kana-list))
'()
(list (apply string-append (drop next-kana-list cnt)))))
(not-edited-tail (if (< (length yomi-seg) 2)
'()
(drop yomi-seg (+ 2 seg)))))
(append not-edited-head edited-head edited-tail not-edited-tail)))
(else
yomi-seg))))
(define (yahoo-jp-lib-resize-segment yc seg cnt)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cand (yahoo-jp-internal-context-candidates yx-ctx))
(yomi-seg (yahoo-jp-internal-context-yomi-seg yx-ctx))
(next-yomi-seg (yahoo-jp-next-yomi-seg yomi-seg seg cnt))
(replace-yomi-seg-and-next-cand (yahoo-jp-conversion-resize next-yomi-seg))
(replace-yomi-seg (car replace-yomi-seg-and-next-cand))
(next-cand (cdr replace-yomi-seg-and-next-cand)))
(if (and next-cand
(not (equal? next-cand cand)))
(begin
(yahoo-jp-internal-context-set-candidates! yx-ctx next-cand)
(yahoo-jp-internal-context-set-yomi-seg! yx-ctx replace-yomi-seg)))
#t))
(define (yahoo-jp-lib-begin-conversion yc str)
(let* ((yomi-seg-and-cand (yahoo-jp-conversion str ""))
(yomi-seg (car yomi-seg-and-cand))
(cand (cdr yomi-seg-and-cand))
(yx-ctx (yahoo-jp-context-yx-ctx yc)))
(yahoo-jp-internal-context-set-yomi-seg! yx-ctx yomi-seg)
(yahoo-jp-internal-context-set-candidates! yx-ctx cand)
(length cand)))
(define (yahoo-jp-lib-commit-segments yc delta)
#t)
(define (yahoo-jp-lib-reset-conversion yc)
#f)
(define (yahoo-jp-lib-set-prediction-src-string yc str)
(cond ((eq? yahoo-jp-prediction-type 'www)
(let ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cands (yahoo-jp-predict yc str "")))
(yahoo-jp-internal-context-set-prediction-candidates! yx-ctx cands)
(yahoo-jp-internal-context-set-prediction-nr! yx-ctx (length cands))))
((eq? yahoo-jp-prediction-type 'uim)
(let* ((ret (predict-meta-search
(yahoo-jp-context-prediction-ctx yc)
str))
(yx-ctx (yahoo-jp-context-yx-ctx yc))
(word (predict-meta-word? ret))
(cands (predict-meta-candidates? ret))
(appendix (predict-meta-appendix? ret)))
(yahoo-jp-internal-context-set-prediction-word! yx-ctx word)
(yahoo-jp-internal-context-set-prediction-candidates! yx-ctx cands)
(yahoo-jp-internal-context-set-prediction-appendix! yx-ctx appendix)
(yahoo-jp-internal-context-set-prediction-nr! yx-ctx (length cands)))))
#f)
(define (yahoo-jp-lib-get-nr-predictions yc)
(let ((yx-ctx (yahoo-jp-context-yx-ctx yc)))
(yahoo-jp-internal-context-prediction-nr yx-ctx)))
(define (yahoo-jp-lib-get-nth-word yc nth)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(word (yahoo-jp-internal-context-prediction-word yx-ctx)))
(list-ref word nth)))
(define (yahoo-jp-lib-get-nth-prediction yc nth)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(cands (yahoo-jp-internal-context-prediction-candidates yx-ctx)))
(list-ref cands nth)))
(define (yahoo-jp-lib-get-nth-appendix yc nth)
(let* ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(appendix (yahoo-jp-internal-context-prediction-appendix yx-ctx)))
(list-ref appendix nth)))
(define (yahoo-jp-lib-commit-nth-prediction yc nth)
(if (eq? yahoo-jp-prediction-type 'uim)
(let ((yx-ctx (yahoo-jp-context-yx-ctx yc)))
(predict-meta-commit
(yahoo-jp-context-prediction-ctx yc)
(yahoo-jp-lib-get-nth-word yc nth)
(yahoo-jp-lib-get-nth-prediction yc nth)
(yahoo-jp-lib-get-nth-appendix yc nth))))
#f)
(define yahoo-jp-init-lib-ok? #f)
(define yahoo-jp-type-direct ja-type-direct)
(define yahoo-jp-type-hiragana ja-type-hiragana)
(define yahoo-jp-type-katakana ja-type-katakana)
(define yahoo-jp-type-halfkana ja-type-halfkana)
(define yahoo-jp-type-halfwidth-alnum ja-type-halfwidth-alnum)
(define yahoo-jp-type-fullwidth-alnum ja-type-fullwidth-alnum)
(define yahoo-jp-input-rule-roma 0)
(define yahoo-jp-input-rule-kana 1)
(define yahoo-jp-input-rule-azik 2)
(define yahoo-jp-input-rule-act 3)
(define yahoo-jp-input-rule-kzik 4)
(define yahoo-jp-candidate-type-katakana -2)
(define yahoo-jp-candidate-type-hiragana -3)
(define yahoo-jp-candidate-type-halfkana -4)
(define yahoo-jp-candidate-type-halfwidth-alnum -5)
(define yahoo-jp-candidate-type-fullwidth-alnum -6)
(define yahoo-jp-candidate-type-upper-halfwidth-alnum -7)
(define yahoo-jp-candidate-type-upper-fullwidth-alnum -8)
;; I don't think the key needs to be customizable.
(define-key yahoo-jp-space-key? '(" "))
(define yahoo-jp-prepare-input-rule-activation
(lambda (yc)
(cond
((yahoo-jp-context-state yc)
(yahoo-jp-do-commit yc))
((yahoo-jp-context-transposing yc)
(im-commit yc (yahoo-jp-transposing-text yc)))
((and
(yahoo-jp-context-on yc)
(yahoo-jp-has-preedit? yc))
(im-commit
yc (yahoo-jp-make-whole-string yc #t (yahoo-jp-context-kana-mode yc)))))
(yahoo-jp-flush yc)
(yahoo-jp-update-preedit yc)))
(define yahoo-jp-prepare-input-mode-activation
(lambda (yc new-mode)
(let ((old-kana (yahoo-jp-context-kana-mode yc)))
(cond
((yahoo-jp-context-state yc)
(yahoo-jp-do-commit yc))
((yahoo-jp-context-transposing yc)
(im-commit yc (yahoo-jp-transposing-text yc))
(yahoo-jp-flush yc))
((and
(yahoo-jp-context-on yc)
(yahoo-jp-has-preedit? yc)
(not (= old-kana new-mode)))
(im-commit
yc (yahoo-jp-make-whole-string yc #t (yahoo-jp-context-kana-mode yc)))
(yahoo-jp-flush yc)))
(yahoo-jp-update-preedit yc))))
(register-action 'action_yahoo-jp_hiragana
(lambda (yc) ;; indication handler
'(ja_hiragana
"あ"
"ひらがな"
"ひらがな入力モード"))
(lambda (yc) ;; activity predicate
(and (yahoo-jp-context-on yc)
(not (yahoo-jp-context-alnum yc))
(= (yahoo-jp-context-kana-mode yc)
yahoo-jp-type-hiragana)))
(lambda (yc) ;; action handler
(yahoo-jp-prepare-input-mode-activation yc yahoo-jp-type-hiragana)
(yahoo-jp-context-set-on! yc #t)
(yahoo-jp-context-set-alnum! yc #f)
(yahoo-jp-context-change-kana-mode! yc yahoo-jp-type-hiragana)))
(register-action 'action_yahoo-jp_katakana
(lambda (yc)
'(ja_katakana
"ア"
"カタカナ"
"カタカナ入力モード"))
(lambda (yc)
(and (yahoo-jp-context-on yc)
(not (yahoo-jp-context-alnum yc))
(= (yahoo-jp-context-kana-mode yc)
yahoo-jp-type-katakana)))
(lambda (yc)
(yahoo-jp-prepare-input-mode-activation yc yahoo-jp-type-katakana)
(yahoo-jp-context-set-on! yc #t)
(yahoo-jp-context-set-alnum! yc #f)
(yahoo-jp-context-change-kana-mode! yc yahoo-jp-type-katakana)))
(register-action 'action_yahoo-jp_halfkana
(lambda (yc)
'(ja_halfkana
"ｱ"
"半角カタカナ"
"半角カタカナ入力モード"))
(lambda (yc)
(and (yahoo-jp-context-on yc)
(not (yahoo-jp-context-alnum yc))
(= (yahoo-jp-context-kana-mode yc) yahoo-jp-type-halfkana)))
(lambda (yc)
(yahoo-jp-prepare-input-mode-activation yc yahoo-jp-type-halfkana)
(yahoo-jp-context-set-on! yc #t)
(yahoo-jp-context-set-alnum! yc #f)
(yahoo-jp-context-change-kana-mode! yc yahoo-jp-type-halfkana)))
(register-action 'action_yahoo-jp_halfwidth_alnum
(lambda (yc) ;; indication handler
'(ja_halfwidth_alnum
"a"
"半角英数"
"半角英数入力モード"))
(lambda (yc) ;; activity predicate
(and (yahoo-jp-context-on yc)
(yahoo-jp-context-alnum yc)
(= (yahoo-jp-context-alnum-type yc)
yahoo-jp-type-halfwidth-alnum)))
(lambda (yc) ;; action handler
(yahoo-jp-prepare-input-mode-activation
yc (yahoo-jp-context-kana-mode yc))
(yahoo-jp-context-set-on! yc #t)
(yahoo-jp-context-set-alnum! yc #t)
(yahoo-jp-context-set-alnum-type!
yc yahoo-jp-type-halfwidth-alnum)))
(register-action 'action_yahoo-jp_direct
(lambda (yc)
'(ja_direct
"-"
"直接入力"
"直接(無変換)入力モード"))
(lambda (yc)
(not (yahoo-jp-context-on yc)))
(lambda (yc)
(yahoo-jp-prepare-input-mode-activation yc yahoo-jp-type-direct)
(yahoo-jp-context-set-on! yc #f)))
(register-action 'action_yahoo-jp_fullwidth_alnum
(lambda (yc)
'(ja_fullwidth_alnum
"Ａ"
"全角英数"
"全角英数入力モード"))
(lambda (yc)
(and (yahoo-jp-context-on yc)
(yahoo-jp-context-alnum yc)
(= (yahoo-jp-context-alnum-type yc)
yahoo-jp-type-fullwidth-alnum)))
(lambda (yc)
(yahoo-jp-prepare-input-mode-activation
yc (yahoo-jp-context-kana-mode yc))
(yahoo-jp-context-set-on! yc #t)
(yahoo-jp-context-set-alnum! yc #t)
(yahoo-jp-context-set-alnum-type!
yc yahoo-jp-type-fullwidth-alnum)))
(register-action 'action_yahoo-jp_roma
(lambda (yc)
'(ja_romaji
"Ｒ"
"ローマ字"
"ローマ字入力モード"))
(lambda (yc)
(= (yahoo-jp-context-input-rule yc)
yahoo-jp-input-rule-roma))
(lambda (yc)
(yahoo-jp-prepare-input-rule-activation yc)
(rk-context-set-rule! (yahoo-jp-context-rkc yc)
ja-rk-rule)
(yahoo-jp-context-set-input-rule! yc yahoo-jp-input-rule-roma)))
(register-action 'action_yahoo-jp_kana
(lambda (yc)
'(ja_kana
"か"
"かな"
"かな入力モード"))
(lambda (yc)
(= (yahoo-jp-context-input-rule yc)
yahoo-jp-input-rule-kana))
(lambda (yc)
(yahoo-jp-prepare-input-rule-activation yc)
(require "japanese-kana.scm")
(yahoo-jp-context-set-input-rule! yc yahoo-jp-input-rule-kana)
(yahoo-jp-context-change-kana-mode!
yc (yahoo-jp-context-kana-mode yc))
(yahoo-jp-context-set-alnum! yc #f)))
(register-action 'action_yahoo-jp_azik
(lambda (yc)
'(ja_azik
"Ｚ"
"AZIK"
"AZIK拡張ローマ字入力モード"))
(lambda (yc)
(= (yahoo-jp-context-input-rule yc)
yahoo-jp-input-rule-azik))
(lambda (yc)
(yahoo-jp-prepare-input-rule-activation yc)
(require "japanese-azik.scm")
(rk-context-set-rule! (yahoo-jp-context-rkc yc)
ja-azik-rule)
(yahoo-jp-context-set-input-rule! yc yahoo-jp-input-rule-azik)))
(register-action 'action_yahoo-jp_kzik
(lambda (yc)
'(ja_kzik
"Ｋ"
"KZIK"
"KZIK拡張ローマ字入力モード"))
(lambda (yc)
(= (yahoo-jp-context-input-rule yc)
yahoo-jp-input-rule-kzik))
(lambda (yc)
(yahoo-jp-prepare-input-rule-activation yc)
(require "japanese-kzik.scm")
(rk-context-set-rule! (yahoo-jp-context-rkc yc)
ja-kzik-rule)
(yahoo-jp-context-set-input-rule! yc yahoo-jp-input-rule-kzik)))
(register-action 'action_yahoo-jp_act
(lambda (yc)
'(ja_act
"Ｃ"
"ACT"
"ACT拡張ローマ字入力モード"))
(lambda (yc)
(= (yahoo-jp-context-input-rule yc)
yahoo-jp-input-rule-act))
(lambda (yc)
(yahoo-jp-prepare-input-rule-activation yc)
(require "japanese-act.scm")
(rk-context-set-rule! (yahoo-jp-context-rkc yc)
ja-act-rule)
(yahoo-jp-context-set-input-rule! yc yahoo-jp-input-rule-act)))
;; Update widget definitions based on action configurations. The
;; procedure is needed for on-the-fly reconfiguration involving the
;; custom API
(define yahoo-jp-configure-widgets
(lambda ()
(register-widget 'widget_yahoo-jp_input_mode
(activity-indicator-new yahoo-jp-input-mode-actions)
(actions-new yahoo-jp-input-mode-actions))
(register-widget 'widget_yahoo-jp_kana_input_method
(activity-indicator-new yahoo-jp-kana-input-method-actions)
(actions-new yahoo-jp-kana-input-method-actions))
(context-list-replace-widgets! 'yahoo-jp yahoo-jp-widgets)))
(define yahoo-jp-context-rec-spec
(append
context-rec-spec
(list
(list 'on #f)
(list 'state #f)
(list 'transposing #f)
(list 'transposing-type 0)
(list 'predicting #f)
(list 'yx-ctx ()) ;; yahoo-jp-internal-context
(list 'preconv-ustr #f) ;; preedit strings
(list 'rkc ())
(list 'segments #f) ;; ustr of candidate indices
(list 'candidate-window #f)
(list 'candidate-op-count 0)
(list 'prediction-ctx '())
(list 'prediction-window #f)
(list 'prediction-index #f)
(list 'prediction-cache '())
(list 'kana-mode yahoo-jp-type-hiragana)
(list 'alnum #f)
(list 'alnum-type yahoo-jp-type-halfwidth-alnum)
(list 'commit-raw #t)
(list 'input-rule yahoo-jp-input-rule-roma)
(list 'raw-ustr #f))))
(define-record 'yahoo-jp-context yahoo-jp-context-rec-spec)
(define yahoo-jp-context-new-internal yahoo-jp-context-new)
(define (yahoo-jp-context-new id im)
(let ((yc (yahoo-jp-context-new-internal id im))
(rkc (rk-context-new ja-rk-rule #t #f)))
; (yahoo-jp-context-set-yx-ctx! yc (if yahoo-jp-init-lib-ok?
; (yahoo-jp-lib-alloc-context) ()))
(yahoo-jp-context-set-yx-ctx! yc (yahoo-jp-lib-alloc-context))
(yahoo-jp-context-set-widgets! yc yahoo-jp-widgets)
(yahoo-jp-context-set-rkc! yc rkc)
(yahoo-jp-context-set-preconv-ustr! yc (ustr-new '()))
(yahoo-jp-context-set-raw-ustr! yc (ustr-new '()))
(yahoo-jp-context-set-segments! yc (ustr-new '()))
(if (and yahoo-jp-use-prediction?
(eq? yahoo-jp-prediction-type 'uim))
(begin
(yahoo-jp-context-set-prediction-ctx! yc (predict-make-meta-search))
(predict-meta-open (yahoo-jp-context-prediction-ctx yc) "yahoo-jp")
(predict-meta-set-external-charset! (yahoo-jp-context-prediction-ctx yc) "EUC-JP")))
yc))
(define (yahoo-jp-commit-raw yc)
(im-commit-raw yc)
(yahoo-jp-context-set-commit-raw! yc #t))
(define (yahoo-jp-context-kana-toggle yc)
(let* ((kana (yahoo-jp-context-kana-mode yc))
(opposite-kana (ja-opposite-kana kana)))
(yahoo-jp-context-change-kana-mode! yc opposite-kana)))
(define yahoo-jp-context-alkana-toggle
(lambda (yc)
(let ((alnum-state (yahoo-jp-context-alnum yc)))
(yahoo-jp-context-set-alnum! yc (not alnum-state)))))
(define yahoo-jp-context-change-kana-mode!
(lambda (yc kana-mode)
(if (= (yahoo-jp-context-input-rule yc)
yahoo-jp-input-rule-kana)
(rk-context-set-rule!
(yahoo-jp-context-rkc yc)
(cond
((= kana-mode yahoo-jp-type-hiragana) ja-kana-hiragana-rule)
((= kana-mode yahoo-jp-type-katakana) ja-kana-katakana-rule)
((= kana-mode yahoo-jp-type-halfkana) ja-kana-halfkana-rule))))
(yahoo-jp-context-set-kana-mode! yc kana-mode)))
(define yahoo-jp-make-whole-string
(lambda (yc convert-pending-into-kana? kana)
(let* ((rkc (yahoo-jp-context-rkc yc))
(pending (rk-pending rkc))
(residual-kana (rk-peek-terminal-match rkc))
(rule (yahoo-jp-context-input-rule yc))
(preconv-str (yahoo-jp-context-preconv-ustr yc))
(extract-kana
(if (= rule yahoo-jp-input-rule-kana)
(lambda (entry) (car entry))
(lambda (entry) (list-ref entry kana)))))
(if (= rule yahoo-jp-input-rule-kana)
(ja-make-kana-str
(ja-make-kana-str-list
(string-to-list
(string-append
(string-append-map-ustr-former extract-kana preconv-str)
(if convert-pending-into-kana?
(if residual-kana
(if (list? (car residual-kana))
(string-append-map extract-kana residual-kana)
(extract-kana residual-kana))
pending)
pending)
(string-append-map-ustr-latter extract-kana preconv-str))))
kana)
(string-append
(string-append-map-ustr-former extract-kana preconv-str)
(if convert-pending-into-kana?
(if residual-kana
(if (list? (car residual-kana))
(string-append-map extract-kana residual-kana)
(extract-kana residual-kana))
"")
pending)
(string-append-map-ustr-latter extract-kana preconv-str))))))
(define yahoo-jp-make-raw-string
(lambda (raw-str-list wide? upper?)
(if (not (null? raw-str-list))
(if wide?
(string-append
(ja-string-list-to-wide-alphabet
(if upper?
(map charcode->string
(map ichar-upcase
(map string->charcode
(string-to-list (car raw-str-list)))))
(string-to-list (car raw-str-list))))
(yahoo-jp-make-raw-string (cdr raw-str-list) wide? upper?))
(string-append
(if upper?
(string-list-concat
(map charcode->string
(map ichar-upcase
(map string->charcode
(string-to-list (car raw-str-list))))))
(car raw-str-list))
(yahoo-jp-make-raw-string (cdr raw-str-list) wide? upper?)))
"")))
(define yahoo-jp-make-whole-raw-string
(lambda (yc wide? upper?)
(yahoo-jp-make-raw-string (yahoo-jp-get-raw-str-seq yc) wide? upper?)))
(define (yahoo-jp-init-handler id im arg)
(if (not yahoo-jp-init-lib-ok?)
(begin
(yahoo-jp-lib-init)
(set! yahoo-jp-init-lib-ok? #t)))
(yahoo-jp-context-new id im))
(define (yahoo-jp-release-handler yc)
(if yc
(yahoo-jp-lib-release-context yc)))
(define (yahoo-jp-flush yc)
(rk-flush (yahoo-jp-context-rkc yc))
(ustr-clear! (yahoo-jp-context-preconv-ustr yc))
(ustr-clear! (yahoo-jp-context-raw-ustr yc))
(ustr-clear! (yahoo-jp-context-segments yc))
(yahoo-jp-context-set-transposing! yc #f)
(yahoo-jp-context-set-state! yc #f)
(if (or
(yahoo-jp-context-candidate-window yc)
(yahoo-jp-context-prediction-window yc))
(im-deactivate-candidate-selector yc))
(yahoo-jp-context-set-candidate-window! yc #f)
(yahoo-jp-context-set-prediction-window! yc #f)
(yahoo-jp-context-set-candidate-op-count! yc 0))
(define (yahoo-jp-begin-input yc key key-state)
(if (cond
((yahoo-jp-on-key? key key-state)
#t)
((and
yahoo-jp-use-mode-transition-keys-in-off-mode?
(cond
((yahoo-jp-hiragana-key? key key-state)
(yahoo-jp-context-set-kana-mode! yc yahoo-jp-type-hiragana)
(yahoo-jp-context-set-alnum! yc #f)
#t)
((yahoo-jp-katakana-key? key key-state)
(yahoo-jp-context-set-kana-mode! yc yahoo-jp-type-katakana)
(yahoo-jp-context-set-alnum! yc #f)
#t)
((yahoo-jp-halfkana-key? key key-state)
(yahoo-jp-context-set-kana-mode! yc yahoo-jp-type-halfkana)
(yahoo-jp-context-set-alnum! yc #f)
#t)
((yahoo-jp-halfwidth-alnum-key? key key-state)
(yahoo-jp-context-set-alnum-type! yc yahoo-jp-type-halfwidth-alnum)
(yahoo-jp-context-set-alnum! yc #t)
#t)
((yahoo-jp-halfwidth-alnum-key? key key-state)
(yahoo-jp-context-set-alnum-type! yc yahoo-jp-type-fullwidth-alnum)
(yahoo-jp-context-set-alnum! yc #t)
#t)
((yahoo-jp-kana-toggle-key? key key-state)
(yahoo-jp-context-kana-toggle yc)
(yahoo-jp-context-set-alnum! yc #f)
#t)
((yahoo-jp-alkana-toggle-key? key key-state)
(yahoo-jp-context-alkana-toggle yc)
#t)
(else
#f))))
(else
#f))
(begin
(yahoo-jp-context-set-on! yc #t)
(rk-flush (yahoo-jp-context-rkc yc))
(yahoo-jp-context-set-state! yc #f)
#t)
#f))
(define (yahoo-jp-update-preedit yc)
(if (not (yahoo-jp-context-commit-raw yc))
(let ((segments (if (yahoo-jp-context-on yc)
(if (yahoo-jp-context-transposing yc)
(yahoo-jp-context-transposing-state-preedit yc)
(if (yahoo-jp-context-state yc)
(yahoo-jp-compose-state-preedit yc)
(if (yahoo-jp-context-predicting yc)
(yahoo-jp-predicting-state-preedit yc)
(yahoo-jp-input-state-preedit yc))))
())))
(context-update-preedit yc segments))
(yahoo-jp-context-set-commit-raw! yc #f)))
(define (yahoo-jp-begin-conv yc)
(let ((yx-ctx (yahoo-jp-context-yx-ctx yc))
(preconv-str (yahoo-jp-make-whole-string yc #t yahoo-jp-type-hiragana)))
(if (and yx-ctx
(> (string-length preconv-str) 0))
(let ((num (yahoo-jp-lib-begin-conversion yc preconv-str)))
(if num
(begin
(ustr-set-latter-seq!
(yahoo-jp-context-segments yc)
(make-list num 0))
(yahoo-jp-context-set-state! yc #t)
;; Don't perform rk-flush here. The rkc must be restored when
;; yahoo-jp-cancel-conv invoked -- YamaKen 2004-10-25
))))))
(define yahoo-jp-cancel-conv
(lambda (yc)
(yahoo-jp-reset-candidate-window yc)
(yahoo-jp-context-set-state! yc #f)
(ustr-clear! (yahoo-jp-context-segments yc))
(yahoo-jp-lib-reset-conversion yc)))
(define (yahoo-jp-proc-input-state-no-preedit yc key key-state)
(let
((rkc (yahoo-jp-context-rkc yc))
(direct (ja-direct (charcode->string key)))
(rule (yahoo-jp-context-input-rule yc)))
(cond
((and yahoo-jp-use-with-vi?
(yahoo-jp-vi-escape-key? key key-state))
(yahoo-jp-flush yc)
(yahoo-jp-context-set-on! yc #f)
(yahoo-jp-commit-raw yc))
((yahoo-jp-off-key? key key-state)
(yahoo-jp-flush yc)
(yahoo-jp-context-set-on! yc #f))
((yahoo-jp-backspace-key? key key-state)
(yahoo-jp-commit-raw yc))
((yahoo-jp-delete-key? key key-state)
(yahoo-jp-commit-raw yc))
((and
(yahoo-jp-hiragana-key? key key-state)
(not
(and
(= (yahoo-jp-context-kana-mode yc) yahoo-jp-type-hiragana)
(not (yahoo-jp-context-alnum yc)))))
(yahoo-jp-context-change-kana-mode! yc yahoo-jp-type-hiragana)
(yahoo-jp-context-set-alnum! yc #f))
((and
(yahoo-jp-katakana-key? key key-state)
(not
(and
(= (yahoo-jp-context-kana-mode yc) yahoo-jp-type-katakana)
(not (yahoo-jp-context-alnum yc)))))
(yahoo-jp-context-change-kana-mode! yc yahoo-jp-type-katakana)
(yahoo-jp-context-set-alnum! yc #f))
((and
(yahoo-jp-halfkana-key? key key-state)
(not
(and
(= (yahoo-jp-context-kana-mode yc) yahoo-jp-type-halfkana)
(not (yahoo-jp-context-alnum yc)))))
(yahoo-jp-context-change-kana-mode! yc yahoo-jp-type-halfkana)
(yahoo-jp-context-set-alnum! yc #f))
((and
(yahoo-jp-halfwidth-alnum-key? key key-state)
(not
(and
(= (yahoo-jp-context-alnum-type yc) yahoo-jp-type-halfwidth-alnum)
(yahoo-jp-context-alnum yc))))
(yahoo-jp-context-set-alnum-type! yc yahoo-jp-type-halfwidth-alnum)
(yahoo-jp-context-set-alnum! yc #t))
((and
(yahoo-jp-fullwidth-alnum-key? key key-state)
(not
(and
(= (yahoo-jp-context-alnum-type yc) yahoo-jp-type-fullwidth-alnum)
(yahoo-jp-context-alnum yc))))
(yahoo-jp-context-set-alnum-type! yc yahoo-jp-type-fullwidth-alnum)
(yahoo-jp-context-set-alnum! yc #t))
((and
(not (yahoo-jp-context-alnum yc))
(yahoo-jp-kana-toggle-key? key key-state))
(yahoo-jp-context-kana-toggle yc))
((yahoo-jp-alkana-toggle-key? key key-state)
(yahoo-jp-context-alkana-toggle yc))
;; modifiers (except shift) => ignore
((and (modifier-key-mask key-state)
(not (shift-key-mask key-state)))
(yahoo-jp-commit-raw yc))
;; direct key => commit
(direct
(im-commit yc direct))
;; space key
((yahoo-jp-space-key? key key-state)
(if (yahoo-jp-context-alnum yc)
(im-commit yc (list-ref
ja-alnum-space
(- (yahoo-jp-context-alnum-type yc)
yahoo-jp-type-halfwidth-alnum)))
(im-commit yc (list-ref ja-space (yahoo-jp-context-kana-mode yc)))))
((symbol? key)
(yahoo-jp-commit-raw yc))
(else
(if (yahoo-jp-context-alnum yc)
(let ((key-str (charcode->string key)))
(ustr-insert-elem! (yahoo-jp-context-preconv-ustr yc)
(if (= (yahoo-jp-context-alnum-type yc)
yahoo-jp-type-halfwidth-alnum)
(list key-str key-str key-str)
(list (ja-wide key-str) (ja-wide key-str)
(ja-wide key-str))))
(ustr-insert-elem! (yahoo-jp-context-raw-ustr yc) key-str))
(let* ((key-str (charcode->string
(if (= rule yahoo-jp-input-rule-kana)
key
(ichar-downcase key))))
(res (rk-push-key! rkc key-str)))
(if res
(begin
(if (list? (car res))
(ustr-insert-seq! (yahoo-jp-context-preconv-ustr yc) res)
(ustr-insert-elem! (yahoo-jp-context-preconv-ustr yc) res))
(ustr-insert-elem! (yahoo-jp-context-raw-ustr yc) key-str))
(if (null? (rk-context-seq rkc))
(yahoo-jp-commit-raw yc)))))))))
(define (yahoo-jp-has-preedit? yc)
(or (not (ustr-empty? (yahoo-jp-context-preconv-ustr yc)))
(> (string-length (rk-pending (yahoo-jp-context-rkc yc))) 0)))
(define yahoo-jp-rotate-transposing-alnum-type
(lambda (cur-type state)
(cond
((and
(= cur-type yahoo-jp-type-halfwidth-alnum)
(= state yahoo-jp-type-halfwidth-alnum))
yahoo-jp-candidate-type-upper-halfwidth-alnum)
((and
(= cur-type yahoo-jp-type-fullwidth-alnum)
(= state yahoo-jp-type-fullwidth-alnum))
yahoo-jp-candidate-type-upper-fullwidth-alnum)
(else
state))))
(define yahoo-jp-proc-transposing-state
(lambda (yc key key-state)
(let ((rotate-list '())
(state #f))
(if (yahoo-jp-transpose-as-fullwidth-alnum-key? key key-state)
(set! rotate-list (cons yahoo-jp-type-fullwidth-alnum rotate-list)))
(if (yahoo-jp-transpose-as-halfwidth-alnum-key? key key-state)
(set! rotate-list (cons yahoo-jp-type-halfwidth-alnum rotate-list)))
(if (yahoo-jp-transpose-as-halfkana-key? key key-state)
(set! rotate-list (cons yahoo-jp-type-halfkana rotate-list)))
(if (yahoo-jp-transpose-as-katakana-key? key key-state)
(set! rotate-list (cons yahoo-jp-type-katakana rotate-list)))
(if (yahoo-jp-transpose-as-hiragana-key? key key-state)
(set! rotate-list (cons yahoo-jp-type-hiragana rotate-list)))
(if (yahoo-jp-context-transposing yc)
(let ((lst (member (yahoo-jp-context-transposing-type yc) rotate-list)))
(if (and lst
(not (null? (cdr lst))))
(set! state (car (cdr lst)))
(if (not (null? rotate-list))
(set! state (yahoo-jp-rotate-transposing-alnum-type
(yahoo-jp-context-transposing-type yc)
(car rotate-list))))))
(begin
(yahoo-jp-context-set-transposing! yc #t)
(set! state (car rotate-list))))
(cond
((and state
(or
(= state yahoo-jp-type-hiragana)
(= state yahoo-jp-type-katakana)
(= state yahoo-jp-type-halfkana)))
(yahoo-jp-context-set-transposing-type! yc state))
((and state
(or
(= state yahoo-jp-type-halfwidth-alnum)
(= state yahoo-jp-candidate-type-upper-halfwidth-alnum)
(= state yahoo-jp-type-fullwidth-alnum)
(= state yahoo-jp-candidate-type-upper-fullwidth-alnum)))
(if (not (= (yahoo-jp-context-input-rule yc) yahoo-jp-input-rule-kana))
(yahoo-jp-context-set-transposing-type! yc state)))
(else
(and
; commit
(if (yahoo-jp-commit-key? key key-state)
(begin
(im-commit yc (yahoo-jp-transposing-text yc))
(yahoo-jp-flush yc)
#f)
#t)
; begin-conv
(if (yahoo-jp-begin-conv-key? key key-state)
(begin
(yahoo-jp-context-set-transposing! yc #f)
(yahoo-jp-begin-conv yc)
#f)
#t)
; cancel
(if (or
(yahoo-jp-cancel-key? key key-state)
(yahoo-jp-backspace-key? key key-state))
(begin
(yahoo-jp-context-set-transposing! yc #f)
#f)
#t)
; ignore
(if (or
(yahoo-jp-prev-page-key? key key-state)
(yahoo-jp-next-page-key? key key-state)
(yahoo-jp-extend-segment-key? key key-state)
(yahoo-jp-shrink-segment-key? key key-state)
(yahoo-jp-next-segment-key? key key-state)
(yahoo-jp-beginning-of-preedit-key? key key-state)
(yahoo-jp-end-of-preedit-key? key key-state)
(yahoo-jp-next-candidate-key? key key-state)