Sort a folder of files into folders

sortbyname.rb

#!/usr/bin/env ruby
#
#  Created by Jamie Hardt on 2007-01-13.
#  Copyright (c) 2007. All rights reserved.

require 'find'

files = { }

raise ArgumentError unless (filesPath = ARGV[0] and destPath = ARGV[1])

Find.find(filesPath) do |path|
  if File.file?(path) then
    daykey = File.ctime(path).strftime("%Y-%m-%d")
    files[daykey] = [] if files[daykey] == nil
    files[daykey] << path if ( File.file?(path) && File.basename(path)[0] != ?. )
  end
end

Dir.chdir(destPath)

files.each do |folder,paths|
  Dir.mkdir(folder)
  paths.each do |path|
    dest_name = folder + File::SEPARATOR
    dest_name << ( base = File.basename(path) )
    i = 1
    while(File.exist?(dest_name)) do
      dest_name = folder + File::SEPARATOR
      md = base.match(/(.*)(\.[a-zA-Z0-9]*)/)
      dest_name << if md then
         md[1] + (".%02i" % [ i ]) + md[2]
      else
         base + (".%02i" % [ i ])
      end
      i += 1
    end
    File.rename(path,dest_name)
    $stderr.print "moving\n     %s\n  to %s\n\n" % [path , dest_name]
  end
  Dir.chdir(destPath)
end