Script to move and group all ebook files in the current folder into a pretty named subfolder.

ebook_tidy_to_subfolders.rb

#!/usr/bin/env ruby
require "fileutils"

folder_map = {}

def make_folder_name name
	return name.gsub /_/, " "
end

# Gather all the files in this directory
Dir.glob(%w{*/*.epub */*.pdf */*.apk */*.zip}) {
	| item |
	foldername = make_folder_name File.basename(item, File.extname(item))
	folder_map[foldername] ||= []
	folder_map[foldername].push item
}

# Move everything
folder_map.each {
	| folder, books |
	Dir.mkdir folder unless File.exists? folder
	books.each { |book| FileUtils.mv book, folder }
}