From: Michal <lists+rubytalk@...>
Date: 2005-11-27T07:42:43+09:00
Subject: Re: [ANN] Turing 0.0.7 && cry for help

Oh well :-/

Fixed bug in CGIHandler, so version 0.0.8 is out.

Also you can check out demo of CGIHandler here:

http://wejn.org/te/

M.

On Sat, 26 Nov 2005, Michal wrote:

> Hello all,
> 
> I have just released a new library for Ruby:
> 
> http://turing.rubyforge.org/
> 
> Turing is implementation of Captcha (Completely Automated Public Turing-Test
> to Tell Computers and Humans Apart) that is both easy to use and easy to
> customize/extend.
> 
> 
> It makes use of the excellent Ruby/GD2 gem released by Robert Leslie.
> 
> 
> At this time there are three levels of abstraction you can use:
> 
> * Turing::Image - Simple obfuscated image generator with plugin design.
> 
>   ti = Turing::Image.new(:width => 280, :height => 115)
>   ti.generate(File.join(Dir.getwd, 'a.jpg'), "randomword")
> 
> * Turing::Challenge: Captcha challenge generator and verifier.
> 
>   tc = Turing::Challenge.new(:store => 'store', :outdir => '.')
>   c = tc.generate_challenge
> 
>   system("xv", c.file)
> 
>   puts "Enter solution:"
>   r = $stdin.gets.chomp
> 
>   if tc.valid_answer?(c.id, r)
>       puts "That's right."
>   else
>       puts "I don't think so."
>   end
> 
> * Turing::CGIHandler: Simple Turing::Challenge wrapper designed to run as CGI.
> 
>   tcgi_config = {
>       :imagepath => "/imgs",
>       :outdir => '/home/wejn/ap/htdocs/imgs',
>       :store => '/home/wejn/ap/data/turing.pstore',
>       :redirect_to => 'http://localhost:8000/secured/',
>   }
>   tcgi_config[:on_success] = proc do
>       out = {}
>       out[:headers] = {
>           "cookie" => CGI::Cookie.new({
>               'name' => 'turing_passed',
>               'value' => 'true',
>               'path' => '/',
>               'expires' => Time.now + 3600*24,
>               }),
>           "dude" => "you_rock!",
>       }
>       out
>   end
>   Turing::CGIHandler.new(tcgi_config).handle
> 
> You can find (r)doc, gem and samples via the site mentioned above.
> 
> Rg,
>             Michal S.
> 
> PS: This is my cry for help: I'm looking for volunteer to help me
>     perform end-user (and performance) test of Apache2 drop-in replacement
>     for mod_auth that prevents (among other things) dictionary/bruteforce
>     attacks against credentials. If it sounds like fun, please check out
>     details: http://wejn.org/ta-rt.html
> -- 
> # Michal Safranek, email:
> a=(("a".."z").to_a+["@","."]);p(("%b"%[0x645bbb83a6a496]
> ).scan(/...../).map{|x|a[Integer("0b"+x)]}.join.reverse)
-- 
# Michal Safranek, email:
a=(("a".."z").to_a+["@","."]);p(("%b"%[0x645bbb83a6a496]
).scan(/...../).map{|x|a[Integer("0b"+x)]}.join.reverse)