Webby to Jekyll migrator

webby.rb

require 'yaml'
require 'fileutils'

module Jekyll
  module Webby

    def self.process(webby_data_dir)
      raise ArgumentError, "webby dir #{webby_data_dir} not found" unless File.directory?(webby_data_dir)
      posts = 0
      Dir["#{webby_data_dir}/**/*.txt"].each do |f|
        next unless File.exists?(f)
        file_content  = File.read(f)
        meta  = YAML.load(file_content)
        body          = file_content[/\n---\n(.*)/m, 1]
        meta['layout'] = 'post'
        meta.delete('filter')
        meta.delete('blog_post')
        formatted_date = meta['created_at'].strftime('%Y-%m-%d-')
        meta.delete('created_at')
        file_name = File.dirname(f) + '/'+ formatted_date  + File.basename(f).sub('.txt', '.textile')
        File.open(file_name, "w") do |f|
          f.puts meta.to_yaml
          f.puts "---\n"
          f.puts "\n{% include JB/setup %}\n\n"
          f.puts body
        end
        posts += 1
      end
      puts "Created #{posts} posts!"
    end
  end
end