# A small ruby script that will update the Windows registry
# so that all folders for the current profile are open with
# 'sort_by: name'
#
# licence: GPL
# author: Yoann Guillot

require 'win32/registry'

class Win32::Registry
@count = 0
def self.recurse(key)
	@count += 1
	key.each_key { |subkey, wtime|
		key.open(subkey, KEY_READ | KEY_WRITE) { |k| recurse(k) }
	}
	begin
		if key.read_i('Sort') != 0
			puts key.name
			key.write_i('Sort', 0)		# sort by name
		end
		if key.read_i('Sortdir') != 1
			key.write_i('Sortdir', 1)	# ascending
		end
	rescue Error	# no way to check if a key exists... ?
	end
end

puts 'running'
HKEY_CURRENT_USER.open('Software\\Microsoft\\Windows') { |key|
	key.open('Shell\\Bags', KEY_READ | KEY_WRITE) { |k| recurse(k) }
puts 'still running'
	key.open('ShellNoRoam\\Bags', KEY_READ | KEY_WRITE) { |k| recurse(k) } rescue nil	# XP only ?
}

puts "seen #@count entries"
end

puts 'done, press enter'
gets