require "open-uri"
require "kconv"
require "CGI"
require "rubygems"
require "erubis"

wikiurl   = "http://ja.opera-wiki.com/opera-config" + CGI.escape("設定項目一覧")
# wikiurl   = "test.html"
wiki_html = open(wikiurl) {|f| f.read.toutf8}

Dir::foreach("html") {|f|
  next if f == "." || f == ".." || File.directory?(f)
  version     = File.basename(f, ".html")
  config_html = open("html/" + f) {|r| r.read.toutf8}
  css         = []
  cfgreg      = %r@<label for="(f\d+)">[^<]*</label>.*?<a href="([^"]*)".*?>@m

  config_html.gsub(cfgreg) do
    id      = $1
    href    = $2.sub(/\|/, "\\|")
    wikireg = Regexp.new('href="opera:config' + href + '[\s\S]*?<td>(.*?)\s*</td>', "m")
    desc    = (wiki_html[wikireg, 1] || "").gsub(/<[^>]*?>/, "")

    css << "th>label[for='#{id}']::after{white-space:pre-wrap;content:'\\a #{desc}';}"
  end

  erbs    = Erubis::Eruby.new(File.read("occss.erb"))
  csstext = erbs.result(:text => css.join("\n"), :version => version);

  open(version + ".css", "w"){|f| f.puts(csstext.toutf8)}
}