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# PaperTrail's version class (existing code omitted for clarity).
class Version < ActiveRecord::Base
  before_update :before_update_hook
  after_update :after_update_hook

  def before_update_hook
  end

  def after_update_hook
  end

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# Put this file in your config/initializers directory and behold a tastier auto_link!

module ActionView
  module Helpers
    module TextHelper
      # Use auto_link and friends from Rails 3. They do the right thing (tm).

      remove_const(:AUTO_LINK_RE) if defined?(AUTO_LINK_RE)
      AUTO_LINK_RE = %r{
          ( https?:// | www\. )

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class ApplicationController < ActionController::Base
  include Intercession

  before_filter :load_skin
  before_filter :require_user
  before_filter :require_matching_skin
  before_filter :require_admin

  def load_skin
    session.skin = Skin.for_request(request)

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require 'nokogiri'

ugly = Nokogiri::HTML ARGF
tidy = Nokogiri::XSLT File.open('tidy.xsl')
nice = tidy.transform(ugly).to_html

puts nice

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delete_all [prefix=mephisto_production/bin_logs, @name=airbladesoftware]...
size: 2
  delete mephisto_production/bin_logs/mysql-bin.000001: true
size: 1
...done

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# Rackup file for serving up a static site from a "public" directory
#
# Useful for chucking a static site on Heroku

class IndexRewriter
  def initialize(app) @app = app end
  def call(env)
    env["PATH_INFO"].gsub! /\/$/, '/index.html'
    @app.call(env)
  end

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Then /^(?:I|they) should see the email delivered from "([^"]*?)"$/ do |text|
  #current_email.should be_delivered_from(text)
  should_be_delivered_from(text)
end

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$ rake test
(in /Users/andy/business/open_source/paper_trail)
/System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/bin/ruby -I"lib:lib:test" "/Library/Ruby/Gems/1.8/gems/rake-0.8.7/lib/rake/rake_test_loader.rb" "test/paper_trail_controller_test.rb" "test/paper_trail_model_test.rb" "test/paper_trail_schema_test.rb" "test/thread_safe_test.rb" 
/Library/Ruby/Site/1.8/rubygems.rb:233:in `activate': can't activate actionpack (= 2.3.8, runtime) for [], already activated actionpack-3.0.0 for [] (Gem::LoadError)
	from /Library/Ruby/Site/1.8/rubygems/custom_require.rb:35:in `require'
	from ./test/test_helper.rb:8
	from ./test/paper_trail_controller_test.rb:1:in `require'
	from ./test/paper_trail_controller_test.rb:1
	from /Library/Ruby/Gems/1.8/gems/rake-0.8.7/lib/rake/rake_test_loader.rb:5:in `load'
	from /Library/Ruby/Gems/1.8/gems/rake-0.8.7/lib/rake/rake_test_loader.rb:5

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keywords = []  # the keywords belonging to @publication at the time

keywords_versions = Version.all :item_type => 'Keyword', :publication_id => @publication.id

keywords_versions.group_by(&:item_id).each do |item_id, versions|
  v = versions.first :conditions => ['created_at > ?', (@publication.created_at - 3.seconds)]
  keywords << (v ? v.reify : Keyword.find(item_id))
end

variables = keywords.map do |keyword|

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class PublicationsController < ActionController::Base
  def show
    @publication = Publication.find params[:id]

    # If you need a specific version, get that from the URL.
    version_id = ...
    @publication = @publication.versions.find version_id

    keywords = []  # the keywords belonging to @publication at the time
    keywords_versions = Version.all :item_type => 'Keyword', :publication_id => @publication.id