FICS paste cleaner utility

to_ascii.rb

#!/usr/bin/env ruby
FICS_LIMIT = 400

if RUBY_VERSION < '1.9'
  require 'iconv'
  def conv str
    Iconv.conv("US-ASCII//TRANSLIT//IGNORE","UTF-8", str)
  end
else
  def conv str
    str.encode 'US-ASCII', 'UTF-8', :invalid => :replace, :undef => :replace
  end
end

def print_chunk chunk
  chunk.strip!
  print "\n+++\n%s\n---\s" % chunk unless chunk.empty?
end


while input = STDIN.gets
  str = conv input
  str.scan(/.{0,#{FICS_LIMIT}}(?:(?!\w)|$)/).each do |chunk|
    print_chunk chunk
  end
end