[Win2unix.rb] Replace the windows' line breaks into unix line breaks.

Win2unix.rb

# -*- encoding : utf-8 -*-

module Win2unix
  @@file_list = []

  def self.tidy path, ext = 'txt'
    get_all_files path, ext

    @@file_list.each do |file|
      handle file
    end

    @@file_list.size
  end

  def self.get_all_files path, ext = 'txt'
    Dir.glob("#{path}/*") do |file|
      if File.directory? file
        get_all_files file
      else
        if File.extname(file) == '.' + ext
          @@file_list.push file
        end
      end
    end
  end

  def self.handle file
    origin = IO.binread file
    handled = origin.gsub /\r\n/, "\n"

    f = File.new file, 'w'
    f.print handled
    f.close
  end
end

# end of this file.

Usage

require 'win2unix'

Win2unix.tidy(your_path) # the ext parameter is 'txt' as default.

Win2unix.tidy(your_path, 'php')
Win2unix.tidy(your_path, 'txt')