Rails App Builder

app_builder.rb

class AppBuilder < Rails::AppBuilder
  def rakefile
    system "rm -rf /tmp/app"
    git clone: "git://gist.github.com/1296514.git /tmp/app"

    template 'Rakefile'
  end

  def gemfile
    copy_file "/tmp/app/Gemfile", "Gemfile"
  end
end

Gemfile

source 'http://rubygems.org'

gem 'rails', '3.1.1'
gem 'execjs'
gem 'therubyracer'

gem 'sqlite3'
gem 'haml-rails'
gem 'jquery-rails' # https://github.com/indirect/jquery-rails
gem 'simple_form' # rails generate simple_form:install
gem 'sorcery' # https://github.com/NoamB/sorcery
gem 'cancan' # https://github.com/ryanb/cancan
gem 'client_side_validations' # https://github.com/bcardarella/client_side_validations

group :assets do
  gem 'sass-rails'
  gem 'coffee-rails'
  gem 'uglifier'
  gem "compass", "~> 0.12.alpha.0"
  gem 'compass-susy-plugin', require: 'susy'
end

group :development, :test do
  gem 'rspec-rails' # rails generate rspec:install
  gem 'cucumber-rails' # rails generate cucumber:install
  gem "shoulda", "~> 3.0.0.beta2"
end

group :development do
  gem 'rails3-generators' # https://github.com/indirect/rails3-generators
  gem "guard" # guard init
  gem "guard-cucumber" # guard init cucumber
  gem "guard-rspec" # guard init rspec
  gem "guard-bundler" # guard init bundler
  gem "guard-passenger" # guard init passenger
  gem "guard-livereload" # guard init livereload
  gem "guard-annotate" # guard init annotate
  gem "guard-rails_best_practices" # guard init rails_best_practices
  gem 'rb-inotify', require: false
  gem 'libnotify', require: false
  gem 'letter_opener' # https://github.com/ryanb/letter_opener
  gem 'rails_best_practices'
  gem 'rails-footnotes' # rails generate rails_footnotes:install
  gem 'annotate'
  gem 'faker'
end

group :test do
  gem 'database_cleaner'
  gem 'factory_girl_rails'
  gem 'capybara'
  gem "capybara-webkit"
  gem 'turn', require: false
end