rename_files

#!/usr/bin/env ruby

counter = {}
Dir.foreach('/tmp/test') do |file|
    if file != '.' && file != '..'
        key = file.split('.')[0]
        counter[key] = (counter.has_key? key) ? (counter[key]+1) : 1
        if File.file? file
            puts file
            puts "#{key}.#{counter[key]}"
            File.rename(file,"#{key}.#{counter[key]}")
        end
    end
end