Display xml/json as pretty json

jsonify.rb

#!/usr/bin/env ruby
# 
# Display xml/json as pretty json
# 
require 'rubygems'
data = ARGV.first ? IO.read(ARGV.shift) : STDIN.read
while data
  begin
    require 'json'
    x = JSON.load(data)
    puts JSON.pretty_generate(x)
  rescue JSON::ParserError
    require 'hpricot'
    x = Hpricot(data)
    def xml2hash(root)
      if root.respond_to?(:children) && root.children && (children = root.children.reject {|x| x.name.to_s.strip == ''})[1]
        name_clash = children.collect {|x| x.name }.uniq! # Returns nil if no changes are made
        value = children.inject(name_clash ? [] : {}) do |sum, child|
          name_clash ? sum + [xml2hash(child)] : sum.merge(xml2hash(child))
        end
        root.name.to_s.strip == "" ? value : { root.name => value }
      elsif root.name.to_s.strip == ''
        root.inner_text.strip
      else
        { root.name.to_s.strip => root.inner_text.strip }
      end
    end
    puts JSON.pretty_generate(xml2hash(x))
  end
  data = ARGV.first ? IO.read(ARGV.shift) : nil
end