attachments.rb

#!/usr/bin/ruby
# Save attachments from a saved email.

require 'rubygems'
require 'tmail'

return 1 unless ARGV.size > 0

ARGV.each do |in_file|
  mail = TMail::Mail.load(in_file)
  if mail.has_attachments?
    mail.attachments.each do |a|
      f = File::new(a.original_filename, 'w')
      f.write(a.read)
      f.close
    end
  end
end