convert JSON to Property List.

json2plist

#!/usr/bin/env ruby
# -*- coding: UTF-8 -*-;

require 'base64'
require 'pathname'
require 'english'

require 'json'
require 'CFPropertyList'

Encoding.default_internal = "UTF-8"
Encoding.default_external = "UTF-8"

dict = JSON.load ARGF

def visit_value(obj, &block)
  case obj
  when Hash
    obj.each do |k, v|
      obj[k] = visit_value(v, &block)
    end
  when Array
    obj.map! do |v|
      visit_value(v, &block)
    end
  else
    yield obj
  end
end

visit_value(dict) do |value|
  case value
  when /\Adata:;base64,/
    CFPropertyList::Blob.new Base64.decode64 $POSTMATCH
  when /\Afile:\/\//
    open(Pathname(ARGF.filename).dirname + $POSTMATCH, "rb")
  else
    value
  end
end

plist = CFPropertyList::List.new
plist.value = CFPropertyList::guess dict

data = plist.to_str CFPropertyList::List::FORMAT_XML

print data