バックアップスクリプトを作りなおした。

バックアップスクリプトを作りなおしてみた。
コメントの英語が間違っているのととかは気にしない。

#!/usr/bin/env ruby
# coding: utf-8
require 'find'
require 'fileutils'
line_has_include = []
filebasename_includefiles = []
File.open(ARGV[0], 'r:utf-8') do |f|
  # if file has line include "\include", array will has the line
  f.each_line do |line|
    line_has_include.push(line) if line.include?('\\include')
  end
end

line_has_include.each do |line|
  line  =~ /\{(.+)\}/
  filebasename_includefiles.push($+)
end
# get texfile absolute path
abs_path = File.expand_path(ARGV[0])
abs_dir, file_basename = File.split(abs_path)
# get texfile name without ext
file_basename = File.basename(file_basename, '.*')
# unless /home/user/Desktop/doc directory exists, make now
base_dir = '/home/hikaru/Drive/'
FileUtils.mkdir_p(base_dir) unless FileTest.exist?(base_dir)
# set backup dir and unless backup_dir exists, make now
backup_dir = base_dir + file_basename
FileUtils.mkdir_p(backup_dir) unless FileTest.exist?(backup_dir)
# make pdf dir for preview pdf put
# find include files and copy
Find.find(abs_dir) do |f| # abs directory find files
  filebasename_includefiles.each do |include_base|
    if f.include?(include_base)
      f  =~ /(\.\/)/
      FileUtils.cp(f, backup_dir) if File.extname(f)  == '.tex'
      FileUtils.cp(f, backup_dir) if File.extname(f)  == '.aux'
    end
  end
  if f.include?(file_basename)
    #  extname is tex or pdf, copy for backup
    if File.extname(f)  == '.tex'
      FileUtils.cp(f, backup_dir)
    elsif File.extname(f)  == '.pdf'
      FileUtils.cp(f, backup_dir)
    # if extname is aux, move backupdir for backup
    elsif File.extname(f)  == '.aux'
      FileUtils.move(f, backup_dir)
    # delete other files
    elsif File.ftype(f) == 'file'
      File.delete(f)
    end
  end
end