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ypub.scm
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ypub.scm
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#!/usr/bin/env gosh
;;; -*- mode:gauche; coding: utf-8 -*-
;;; Author: SAITO Atsushi
(use rfc.http)
(use rfc.base64)
(use sxml.sxpath)
(use sxml.serializer)
(use sxml.ssax)
(use text.tree)
(use util.match)
(use srfi-1)
(use gauche.collection)
(use gauche.generator)
(use util.queue)
(use gauche.parameter)
(use gauche.parseopt)
(use gauche.sequence)
(use srfi-27)
(use sxml.tools)
(use srfi-19)
(use srfi-60)
(use srfi-13)
(use text.progress)
(use www.cgi)
(use file.util)
(use rfc.json)
(use rfc.md5)
(use epub)
(define option-vertical (make-parameter #f))
(define option-no-image (make-parameter #f))
(define image-accum (make-parameter '()))
(define (style-sheet)
#"
~(if (option-vertical) \"html {
-epub-writing-mode: vertical-rl;
}\" \"\")
ol {
list-style-type: none;
padding: 0;
margin: 0;
}
p {
margin: 0;
}
body {
margin: 0;
padding: 0;
}")
(define-class <novel> ()
((title :init-keyword :title)
(ncode :init-keyword :ncode)
(author :init-keyword :author)
(description :init-keyword :description)
(number-of-episodes :init-keyword :noe)
(update :init-keyword :update)
(episodes :init-value #f)
(images :inive-value '())))
(define-class <episode> ()
((title :init-keyword :title)
(chapter :init-keyword :chapter :init-value #f)
(body :init-keyword :body)))
(define (api ncode)
(receive (status head body)
(http-get "api.syosetu.com" `("/novelapi/api/"
(out "json")
(ncode ,ncode)
(of "t-n-w-s-ga-nu")))
(unless (string=? "200" status)
(error "http error"))
(let1 j (vector-ref (parse-json-string body) 1)
(make <novel>
:ncode ncode
:title (assoc-ref j "title")
:author (assoc-ref j "writer")
:description (assoc-ref j "story")
:noe (assoc-ref j "general_all_no")
:update (string->date (assoc-ref j "novelupdated_at")
"~Y-~m-~d ~H:~M:~S"))
)))
(define (path-split url)
(let1 m (#/^http:\/\/([^\/]+)(\/.+)$/ url)
(values (m 1) (m 2))))
(define (image-download url)
(rlet1 name ((#/\/([^\/]+)$/ url) 1)
(unless (assoc-ref (image-accum) name #f)
(receive (domain path)
(path-split url)
(receive (status head body)
(http-get domain path)
(push! (image-accum) (cons name body)))))))
(define (image-replace! x)
(let* ((src (sxml:attr x 'src))
(nsrc ((#/\/([^\/]+)\/$/ src) 1))
(url (receive (status head body)
(http-get "5626.mitemin.net"
#"/userpageimage/viewimage/icode/~|nsrc|"
:redirect-handler #f)
(cgi-get-parameter "location" head))))
(sxml:change-attr! x `(src ,#"~(image-download url)"))))
(define (image-replace-to-empty! x)
(sxml:change-name! x 'span)
(sxml:change-attrlist! x '())
(sxml:change-content! x '("[画像省略]")))
(define image-pack
(let1 query (sxpath "//img")
(^[x]
(let1 nodes (query x)
(for-each
(if (option-no-image) image-replace-to-empty! image-replace!)
nodes)
x))))
(define episode-html-collect
(compose
(cut regexp-replace-all #/<a href="\/\/\d+?.mitemin.net\/i\d+?\/" target="_blank">(.+?)<\/a>/ <> "\\1")
(cut regexp-replace-all #/ border=0 \/>/ <> " />")))
(define (episode-body x)
(rxmatch-cond
((rxmatch #/<div id="novel_honbun" class="novel_view">(.+?)<\/div>/ x)
(m _)
((sxpath "//div/node()")
(image-pack
(ssax:xml->sxml (open-input-string
(episode-html-collect m))
'()))))
(else #f)))
(define (episode-title x)
(if-let1 m (#/<p class="novel_subtitle">(.+?)<\/p>/ x)
(m 1)
(error "episode-title")))
(define (episode-chapter x)
(if-let1 m (#/<p class="chapter_title">(.+?)<\/p>/ x)
(m 1)
#f))
(define-method get-episode ((novel <novel>) (episode-number <integer>))
(receive (status head body)
(http-get "ncode.syosetu.com" #"/~(~ novel 'ncode)/~|episode-number|/")
(unless (string=? "200" status) (error "http error"))
(let1 src (regexp-replace-all #/border="0"/ (regexp-replace-all #/<\/?rb>/ body "") "")
(make <episode>
:title (episode-title src)
:chapter (episode-chapter src)
:body (episode-body src))
)))
(define (get-novel ncode)
(parameterize ((image-accum '()))
(let* ((info (api ncode))
(num (~ info 'number-of-episodes))
(episodes
(do ((i 1 (+ i 1))
(result '() (cons (get-episode info i) result)))
((> i num) (reverse! result)))))
(set! (~ info 'episodes) episodes)
(set! (~ info 'images) (image-accum))
info)))
(define (usage cmd)
(print "usage: " (sys-basename cmd) " [option] N-CODE ...\n\n"
"options:\n"
" -v, --vertical vertical writing mode\n"
" -n, --noimage Deny illustration\n"
" -w NUM, --waittime=NUM Downloading interval (Default is 2s)")
(exit))
(define (uuid4 src)
(let1 v (digest-string <md5> src)
(string-byte-set! v 6 (logior (logand (string-byte-ref v 6) #x0f) #x40))
(string-byte-set! v 8 (logior (logand (string-byte-ref v 8) #x3f) #x80))
(let1 m (#/^([[:xdigit:]]{8})([[:xdigit:]]{4})([[:xdigit:]]{4})([[:xdigit:]]{4})([[:xdigit:]]{12})/ (digest-hexify v))
#`",(m 1)-,(m 2)-,(m 3)-,(m 4)-,(m 5)")))
(define (main args)
(let-args (cdr args)
((vertical "v|vertical" => (cut option-vertical #t))
(noimage "n|noimage" => (cut option-no-image #t))
. rest)
(when (> 2 (length args)) (usage (car args)))
(for-each (lambda(ncode)
(let* ((novel (get-novel ncode))
(book (book-open
#"[~(~ novel 'author)] ~(~ novel 'title).epub"
(uuid4 ncode)
(~ novel 'title)
(~ novel 'author)
(~ novel 'description)
(if (option-vertical) "rtl" "default"))))
(add-style book "style.css" (style-sheet))
(let1 prev #f
(for-each-with-index
(lambda(num episode)
(unless (equal? prev (~ episode 'chapter))
(if (equal? prev #f)
(chapter-begin book (~ episode 'chapter))
(begin (chapter-end book)
(chapter-begin book (~ episode 'chapter)))))
(add-html book
(format #f "~4,'0d.xhtml" num)
(~ episode 'title)
`(html (|@|
(xmlns "http://www.w3.org/1999/xhtml")
(xml:lang "ja"))
(head (title ,(~ episode 'title))
(link (|@|
(rel "stylesheet")
(type "text/css")
(href "style.css"))))
(body ,@(~ episode 'body))))
(set! prev (~ episode 'chapter)))
(~ novel 'episodes))
(when prev (chapter-end book))
)
(for-each (lambda(image)
(add-image book (car image) (cdr image)))
(~ novel 'images))
(book-close book)))
rest)))