Ruby script to convert CSV to YAML

#!/usr/bin/env ruby
#
# Originally written by http://redartisan.com/tags/csv
# Added and minor changes by Gavin Laking
#
# "id","name","mime_type","extensions","icon_url"
# "1","unknown","unknown/unknown","||","/images/icon/file_unknown.gif"
# "2","image/tiff","image/tiff","|tiff|tif|","/images/icon/blank.png"

require 'csv'

class String
  def unquote
    self.gsub(/^"|"$/, '')
  end
end

# first line contains the field names
line = gets
fields = line.split('","').collect {|f| f.unquote.chomp}

CSV::Reader.parse(STDIN) do |row|
  fixture = "#{row[1].downcase}_#{row[0]}:\n"
  fields.each_with_index do |field, i|
    fixture += " #{field}: \"#{row[i]}\"\n"
  end

  puts fixture; puts
end