#!/usr/bin/env ruby
# Encoding : UTF-8

class RenameFAT32
	def initialize(*args)
		@files = args.map do |file|
			File.expand_path(file)
		end
	end

	def make_fat32_compliant(value)
		# Remove characters not allowed in fat32
		value = value.to_s.gsub(/([\?\/\*\|:;"”“<>])/, "").strip
		# Double spaces
		value = value.gsub(/ {2,}/," ")
		# Bad quotes
		value = value.gsub('’', "'")
		return value
	end

	def run
		@files.each do |file|
			dirname = File.dirname(file)
			extname = File.extname(file)
			basename = File.basename(file, extname)
			new_basename = make_fat32_compliant(basename)
			new_file = File.join(dirname, new_basename+extname)

			File.rename(file, new_file) if file != new_file
		end

	end
end
RenameFAT32.new(*ARGV).run()