RSpace

require 'PaymentProvider' # Loads "PaymentProvider.dll", a library written in C#

invoice = PaymentProvider::EmailInvoice.new
result = invoice.send_to(@order.email)

RSpace

String.Join(", ", OrderLines.select(x => x.Product.name));

RSpace

products.collect(&:name).to_sentence

RSpace

class ActionView::Helpers::FormBuilder

  private
  
    # PATCH: This is a patch of bug in Rails 3 beta 3, and should be removed when we move to Rails 3 final
    def fields_for_with_nested_attributes(association_name, args, block)
      name = "#{object_name}[#{association_name}_attributes]"
      options = args.extract_options!
      association = args.shift
      association = association.to_model if association.respond_to?(:to_model)

RSpace

  def link_to_add_fields(name, f, association)
    new_object = f.object.class.reflect_on_association(association).klass.new
    fields = f.fields_for(association, [new_object], :child_index => "new_#{association}") do |builder|
      render(association.to_s.singularize + "_fields", :f => builder)
    end
    link_to_function(name, h("add_fields(this, \"#{association}\", \"#{escape_javascript(fields)}\")"))
  end

RSpace

task :deploy => ['deploy:push', 'deploy:restart', 'deploy:tag']

namespace :deploy do
  task :migrations => [:push, :off, :migrate, :restart, :on, :tag]
  task :rollback => [:off, :push_previous, :restart, :on]

  task :push do
    puts 'Deploying site to Heroku ...'
    puts `git push heroku`
  end

RSpace

module BccAllMails
  BCC_ALL_EMAILS_TO = "admin@example.com"
  
  def self.included(base)
    base.class_eval {
      include InstanceMethods
      alias_method_chain :deliver!, :bcc_all_mails
    }
  end

RSpace

task :deploy do
  puts 'Deploying site to Heroku ...'
  puts `git push heroku`

  puts 'Running database migrations ...'
  puts `heroku rake db:migrate`

  release_name = "release-#{Time.now.utc.strftime("%Y%m%d%H%M%S")}"
  puts "Tagging release as '#{release_name}'"
  puts `git tag -a #{release_name} -m 'Tagged release'`

RSpace

module SiteExtension
  
  def self.included(base)
    base.class_eval {
      extend ClassMethods
    }
  end
  
  module ClassMethods
    # We only have one site, and we want to use that whatever the url might be

RSpace

  def authenticate_or_request_admin
    logged_in_as_admin || authenticate_or_request_with_http_basic { |username, password| login_as_admin(username, password) }
  end  

  def logged_in_as_admin
    session_enabled? && session[:is_admin?]
  end
  
  def login_as_admin(username, password)
    authentic = username == ApplicationSettings::Administration::Authentication::USERNAME &&