snippet.rb

#!/usr/bin/env ruby

# Seems a bit silly to have a script to run redcloth considering you can just run
# $ redcloth inputfile.textile > outputfile.html
# but whatever

class Textilize
  
  require 'rubygems'
  require 'redcloth'
  
  def run(input_path, output_path)
    
    input_content = ''
    
    input_file = File.new(input_path, 'r')
    input_file.each_line do |line|
      input_content += line
    end
    input_file.close
    
    output_content = RedCloth.new(input_content).to_html
    output_file = File.new(output_path, 'w')
    output_file.write(output_content)
    output_file.close
  end
end

def usage
   puts ""
   puts "   Takes in a file written in textile markup and writes the corresponding html"
   puts ""
   puts "   usage: ruby textilize.rb infile.textile outfile.html"
   puts ""
end

# if you don't pass an input file and an output file, print usage
if (([nil].include? ARGV[0]) || ([nil].include? ARGV[1]))
  usage()  
else
  
  # TODO: should probably make sure that ARGV[0] exists, and if ARGV[1] exists that it's ok to over-write
  Textilize.new.run(ARGV[0], ARGV[1])
end