narou-download.rb

require 'nokogiri'
require 'open-uri'

base = 'https://ncode.syosetu.com'
ncode = 'x0000xx'
seen = i = 777
# start from #(seen + 1) chapter

p out = `date -Im`.strip
`mkdir #{out}`
chaps = ''

Nokogiri::HTML(URI.open("#{base}/#{ncode}"))
.css('dd')[seen..]
.each do |dd|
    a = dd.at_css 'a'
    href = a['href']
    i = href[9..-2] # rewrite outer `i`
    title = "第#{i}章·#{a.text}\n"
    ch = title + Nokogiri::HTML(URI.open(base+href)).at_css('#novel_honbun').text.gsub('（・）', "\u0323")
    open("#{out}/#{i}.txt", 'w') { _1 << ch }
    chaps << ch
    sleep 3
    p [title, href]
end

txt = "#{ncode}-#{seen+1}..#{i}.txt"
open(txt, 'w') { _1 << chaps }
`zip #{txt}{.zip,}`

puts "#{i-seen} chaps downloaded!"