A script that will rename files and update hrefs based on a meta tag

replace_site_paths.rb

#!/usr/bin/env ruby
require 'rubygems'
require 'nokogiri'
require 'fileutils'

site_root = File.expand_path('~/Sites/v42')
Dir[site_root + '/**/*'].each do |full_path|
  next unless File.file?(full_path)
  old_name, extension = File.basename(full_path).split(".")
  doc = Nokogiri.parse(File.read(full_path))
  next unless (long_path_meta_tag = (doc / 'meta[name=long_path]').first)
  long_path = long_path_meta_tag.attribute('content').value
  `find #{site_root} -type f  | xargs perl -pi -e 's/#{old_name}\.#{extension}/#{long_path}\.#{extension}/g'`
  new_location = File.expand_path(File.join(File.dirname(full_path), long_path + '.' + extension))
  FileUtils.mv(full_path, new_location) unless full_path.downcase == new_location.downcase
end