7-Zipped & WebPied imageboard spaghetti server.

410.rb

#!/usr/bin/env ruby
# encoding: utf-8

require 'rubygems'
gem 'seven_zip_ruby'
require 'seven_zip_ruby'
require 'webrick'
require 'fileutils'
gem 'nokogiri'
require 'nokogiri'

class Utils
  def to_filename path
    slash = path.rindex '/'
    return path if nil == slash
    slash += 1
    path[slash..-1]
  end
end

class ZipReader
  def initialize(root, subfolder, name, p = nil)
    path = root + subfolder
    @folder_inside = name
    @archive = path + name + '.7z' if nil == p
    @archive = path + name + '.dat' unless nil == p
    @cache_root = root + '../410_cache/'
    @cache = @cache_root + subfolder
    @ready = false
  end

  def get(filename)
    extract if !@ready
    data = nil
    f = @cache + @folder_inside + '/' + filename
    data = File.open(f, "rb").read
    data
  end

  def clear
    FileUtils.rm_rf(@cache) if Dir.exists?(@cache)
  end

  private

  def extract
    File.open(@archive, "rb") do |file|
      SevenZipRuby::Reader.extract_all(file, @cache)
    end
    @ready = true
  end
end

class CachelessZipReader < ZipReader
  def initialize(a, b, c, p = nil)
    super(a, b, c, p)
    @pass = p
  end

  def get(filename)
    while @indexing; sleep 2; end
    make_index if !@ready
    gete @entries[filename]
  end

  def clear
    puts "Will close #{@archive} file..."
    @reader.close
    @file.close
  end
  
  private
  
  def gete(entry, tries = 60)
    begin
      return @reader.extract_data(entry)
    rescue
      return nil if tries <= 0
      return nil if nil == entry
      sleep 1 + 1 * rand
      return gete entry, tries - 1
    end
  end
  
  def make_index
    puts "Making index for #{@archive}..."
    @indexing, @entries = true, {}
    utils, params = Utils.new, {}
    params[:password] = @pass if nil != @pass
    @file = File.open(@archive, "rb")
    @reader = SevenZipRuby::Reader.open(@file, params)
    @reader.entries.select(&:file?).each do |e|
      @entries[utils.to_filename(e.path)] = e
    end
    @ready, @indexing = true, false
  end
end

class MyServlet < WEBrick::HTTPServlet::FileHandler
  def initialize(server, folder,
                 archives)
    super(server, folder)
    @archives = archives
  end

  def do_GET (request, response)
    case request.path
    when '/b/arch/res/', /^\/b\/arch\/res\//
      html_from_zip_reader @archives[0], request, response
    when '/b/arch/thumb_m/', /^\/b\/arch\/thumb_m\//
      img_from_zip_reader @archives[1], request, response
    when '/dev/arch/res/', /^\/dev\/arch\/res\//
      html_from_zip_reader @archives[2], request, response
    when '/dev/arch/thumb_m/', /^\/dev\/arch\/thumb_m\//
      img_from_zip_reader @archives[3], request, response
    when '/dev/res/', /^\/dev\/res\//
      html_from_zip_reader @archives[4], request, response
    when '/dev/thumb_m/', /^\/dev\/thumb_m\//
      img_from_zip_reader @archives[5], request, response
    when '/b/res/', /^\/b\/res\//
      html_from_zip_reader @archives[6], request, response
    when '/b/thumb_m/', /^\/b\/thumb_m\//
      img_from_zip_reader @archives[7], request, response
    when '/cu/arch/res/', /^\/cu\/arch\/res\//
      html_from_zip_reader @archives[8], request, response
    when '/cu/arch/thumb_m/', /^\/cu\/arch\/thumb_m\//
      img_from_zip_reader @archives[9], request, response
    when '/cu/res/', /^\/cu\/res\//
      html_from_zip_reader @archives[10], request, response
    when '/cu/thumb_m/', /^\/cu\/thumb_m\//
      img_from_zip_reader @archives[11], request, response
    when '/', /^\/[^\/]*\.html/
      html_from_zip_reader @archives[12], request, response
    when '/b/', /^\/b\/[^\/]*\.html/
      html_from_zip_reader @archives[13], request, response
    when '/d/res/', /^\/d\/res\//
      html_from_zip_reader @archives[14], request, response
    when '/int/res/', /^\/int\/res\//
      without_images @archives[15], request, response
    when '/int/', /^\/int\/[^\/]*\.html/
      without_images @archives[16], request, response
    when '/int/thumb_m/', /^\/int\/thumb_m\//
      img_from_zip_reader @archives[17], request, response
    when '/cu/', /^\/cu\/[^\/]*\.html/
      html_from_zip_reader @archives[18], request, response
    when '/d/', /^\/d\/[^\/]*\.html/
      html_from_zip_reader @archives[19], request, response
    when '/dev/', /^\/dev\/[^\/]*\.html/
      html_from_zip_reader @archives[20], request, response
    else
      super(request, response)
    end
  end

  private

  def change_js html
    n = Nokogiri::HTML(html)
    head = n.css('head').first
    if nil != head
      encoding_tag = Nokogiri::XML::Node.new('meta', n)
      encoding_tag['http-equiv'] = 'Content-Type'
      encoding_tag['content'] = 'text/html; charset=utf-8'
      head.add_child encoding_tag
    end
    n.css('script').each do |node|
      node.inner_html = 'function request_faptcha() { }' if
          node.inner_html.include? 'faptcha_input'
      
      b = 'if(document.styleSheets[stylesheetKey].href.indexOf'
      e = 'var stylesheet = document.styleSheets[stylesheetKey]; 
          if(typeof stylesheet.href === "string" && stylesheet.href.indexOf'
      node.inner_html = node.inner_html.sub b, e
      
      b = 'if(document.styleSheets[stylesheetKey].cssRules[ruleKey].selectorText.indexOf("postarea table")'
      e = 'var rule = document.styleSheets[stylesheetKey].cssRules[ruleKey];
           if((1 === rule.type) && rule.selectorText.indexOf("postarea table")'
      node.inner_html = node.inner_html.sub b, e
    end

    n.to_html
  end

  def get_html(zipReader, request, response)
    response.content_type = "text/html"
    slash = (request.path.rindex '/') + 1
    path = request.path[slash..-1]
    path = 'index.html' if path.empty?
    data = (zipReader.get path).to_s
    response.status = 200 unless nil == data
    response.status = 503 if nil == data
    change_js data
  end
  
  def remove_thumbnails html
    n = Nokogiri::HTML(html)
    n.css('.reply img').remove
    # if n.css('img.thumb').size > 0
    #  op = n.css('img.thumb')[0]
    #  op['src'] = op['src'].gsub /s.webp/, 'c.webp'
    # end
    n.to_html
  end

  def html_from_zip_reader(zipReader, request, response)
    data = get_html(zipReader, request, response)
    response.body = change_links data
  end
  
  def without_images(zipReader, request, response)
    data = get_html(zipReader, request, response)
    data = change_links data
    response.body = remove_thumbnails data
  end

  def img_from_zip_reader(zipReader, request, response)
    response.content_type = "image/webp"
    slash = (request.path.rindex '/') + 1
    path = request.path[slash..-1]
    data = zipReader.get path
    response.status = 200 unless nil == data
    response.status = 503 if nil == data
    response.body = data
  end

  def change_links html
    n = Nokogiri::HTML(html)
    n.css('img').each do |node|
      node['src'] = node['src'].sub 'thumb', 'thumb_m'
      node['src'] = node['src'].gsub 's.jpg', 's.webp'
      node['src'] = node['src'].gsub 's.png', 's.webp'
      node['src'] = node['src'].gsub 's.gif', 's.webp'
      node['src'] = node['src'].gsub 'c.jpg', 'c.webp'
      node['src'] = node['src'].gsub 'c.png', 'c.webp'
      node['src'] = node['src'].gsub 'c.gif', 'c.webp'
    end
    r = n.to_html
    r.gsub! /http:\/\/410chan.ru\//, '/'
    r.gsub! /http:\/\/410chan.org\//, '/'
    r.gsub! /"http:\/\/410chan.ru"/, '"/"'
    r.gsub! /"http:\/\/410chan.org"/, '"/"'
    r.gsub! /faptcha.php\?/, 'faptcha.php@'
    r
  end
end

class Main
  def initialize
    @webroot = './data/410/'
    @readers = []
    add_readers
  end

  def main
    server = WEBrick::HTTPServer.new(:Port => 1410)
    server.mount '/', MyServlet, @webroot,
        @readers

    trap("INT") {
      server.shutdown
      @readers.map(&:clear)
    }
    server.start
  end
  
  private
  
  def add_readers
    @readers.push CachelessZipReader.new @webroot, 'b/arch/', 'res', 'passsssss1'
    @readers.push CachelessZipReader.new @webroot, 'b/arch/', 'thumb_m', 'passsssss2'
    @readers.push CachelessZipReader.new @webroot, 'dev/arch/', 'res', 'passsssss3'
    @readers.push CachelessZipReader.new @webroot, 'dev/arch/', 'thumb_m', 'passsssss4'
    @readers.push CachelessZipReader.new @webroot, 'dev/', 'res', 'passsssss5'
    @readers.push CachelessZipReader.new @webroot, 'dev/', 'thumb_m', 'passsssss6'
    @readers.push CachelessZipReader.new @webroot, 'b/', 'res', 'passsssss7'
    @readers.push CachelessZipReader.new @webroot, 'b/', 'thumb_m', 'passsssss8'
    @readers.push CachelessZipReader.new @webroot, 'cu/arch/', 'res', 'passsssss9'
    @readers.push CachelessZipReader.new @webroot, 'cu/arch/', 'thumb_m', 'passsssss10'
    @readers.push CachelessZipReader.new @webroot, 'cu/', 'res', 'passsssss11'
    @readers.push CachelessZipReader.new @webroot, 'cu/', 'thumb_m', 'passsssss12'
    @readers.push CachelessZipReader.new @webroot, '', 'index', 'passsssss13'
    @readers.push CachelessZipReader.new @webroot, 'b/', 'index', 'passsssss14'
    @readers.push CachelessZipReader.new @webroot, 'd/', 'res', 'passsssss15'
    @readers.push CachelessZipReader.new @webroot, 'int/', 'res', 'passsssss16'
    @readers.push CachelessZipReader.new @webroot, 'int/', 'index', 'passsssss17'
    @readers.push CachelessZipReader.new @webroot, 'int/', 'thumb_m', 'passsssss18'
    @readers.push CachelessZipReader.new @webroot, 'cu/', 'index', 'passsssss19'
    @readers.push CachelessZipReader.new @webroot, 'd/', 'index', 'passsssss20'
    @readers.push CachelessZipReader.new @webroot, 'dev/', 'index', 'passsssss21'
  end
end

if __FILE__ == $PROGRAM_NAME
  Main.new.main
end

Возможно упрощу, разобью на файлы и превращу в gem (MIT). Это трудно сделать из-за того, что скрипт даже затыкает проблемы конкретно этой имиджборды. Например, исправляет косяк в скрипте. Возможно позже всё это обдумаю и сделаю хорошо.