Hash Check for Jacobs Waves

hash.rb

require 'digest'
waves = Dir["#{ARGV[0]/*.wav}"]
confirmed = []
failed = []
missing = []

waves.each do |wave|
  puts "Verifying #{wave}"
  md5_file =  File.dirname(wave) + '/' + File.basename(wave,".wav") + '.md5'
  if File.exist?(md5_file)
    md5_stored = File.readlines(md5_file)[1].split('-')[0].strip
    md5_generated = hash = Digest::MD5::new
    md5_generated.update(File.read(wave))
    if md5_stored == md5_generated.to_s
      puts "Confirmed #{wave}"
      confirmed << wave
    else
      puts "Failed #{wave}"
      failed << wave
    end
  else
    puts "Missing md5 for #{wave}"
    missing << wave
  end
end

if waves.length == confirmed.length
  puts "All Waves Confirmed"
else
  puts "Missing"
  puts missing
  puts "Failed"
  puts failed
end