Ruby unzip.rb

# http://discuss.joyent.com/viewtopic.php?id=9043
require 'zip/zipfilesystem'


 # source should be a zip file.
 # target should be a directory to output the contents to.

def unzip_file(source, target)
  # Create the target directory.
  # We'll ignore the error scenario where
  begin
    Dir.mkdir(target) unless File.exists? target
  end
  
  Zip::ZipFile.open(source) do |zipfile|
    dir = zipfile.dir
    
    dir.entries('.').each do |entry|
      zipfile.extract(entry, "#{target}/#{entry}")
    end
  end
  

rescue Zip::ZipDestinationFileExistsError => ex
  # I'm going to ignore this and just overwrite the files.

rescue => ex
  puts ex

end

    
unzip_file('/home/styrmis/workspace/ruby/unzip/test.zip', '/home/styrmis/workspace/ruby/unzip/target')