Mauricio checked in some Rakefiles for cross-compiling to win32, so I’ve got some win32 gems for Hpricot and the (FF)Sandbox. The majority of you can now:

 gem install hpricot --source code.whytheluckystiff.net
 gem install sandbox --source code.whytheluckystiff.net

THE SANDBOX ONE IS COMPILED FOR 1.8.4 SO IT HAS TOTALLY GOT HOLES. And yet, fun can still be had I’m sure.

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Before I get into how to lock down the sandbox, let’s talk about what kinds of nifty things you can do with it when you’re just running your own code.

 dir_proc = proc { Dir['/*'] }

 require 'sandbox'
 sbox = Sandbox.new
 sbox.eval("Kernel").module_eval do
   define_method(:root_directory) do
     dir_proc.call
   end
 end

Continue to full post. (221 words)