class AsobiStore

# File lib/asobistore.rb, line 6
def initialize(params, options)
        super
        @offset = 0
end

# File lib/asobistore.rb, line 11
def download
        player = find_player(@url)
        html = Nokogiri(URI.open("https:#{player}").read)
        src_m3u8 = html.css('source').first.attr('src')
        m3u8 = "#{File.dirname(src_m3u8)}/#{URI.open(src_m3u8).read.match(/^[^#].*/)[0]}"

        serial = html.title.scan(/#(\d+)/).flatten.first.to_i
        @cover = "https:#{html.css('audio,video').first.attr('poster')}" unless @cover
        ts_file = "#{@label}##{serial}.ts"
        mp3_file = "#{@label}##{serial}.mp3"

        begin
                agent = Mechanize.new
                agent.get(m3u8)
                body = agent.page.body
        rescue ArgumentError
                body = URI.open(m3u8, &:read)
        end
        tses = body.scan(/.*\.ts.*/)
        key_url = body.scan(/URI="(.*)"/).flatten.first

        if key_url
                key = agent.get_file(key_url)
                decoder = OpenSSL::Cipher.new('aes-128-cbc')
                decoder.key = key
                decoder.decrypt
        else
                decoder = ''
                def decoder.update(s); return s; end
        end

        mp3nize(ts_file, mp3_file) do
                open(ts_file, 'wb:ASCII-8BIT') do |ts|
                        tses.each_with_index do |file, count|
                                print "." if count % 10 == 0
                                ts.write(decoder.update(agent.get_file(file)))
                        end
                        ts.write(decoder.final)
                end
        end
end

# File lib/asobistore.rb, line 54
def find_player(url)
        programs = Nokogiri(URI.open(url).read)
        programs.css('.list-main-product a.wrap').each do |program|
                begin
                        return Nokogiri(URI.open("https://asobistore.jp#{program.attr('href')}").read).css('iframe').last.attr('src')
                rescue # access denied because only access by premium members
                        next
                end
        end
        raise StandardError.new('movie not found.')
end