An rails project scaffold gem

rgen.rb

# Requirements:
#   - The 'session' gem
#   - A directory called 'rgen' and the files listed with copy, in the exact places listed
require 'session'

def run(command)
  @session ||= Session::Shell.new
  stdout, stderr = @session.execute command
  puts stdout unless stdout.empty?
  puts stderr unless stderr.empty?
end

def copy(path)
  "Gemfile"
  "lib/tasks/release.rake"
  path = if path.include?("/") then path else ("/" + path) end.split("/")
  name = path.pop
  content = File.read File.join "rgen", path, name

  open File.join($app_name, path, name), "w" do |file|
    file.write content
  end

  run "git add . && git commit -am 'Adding the #{name} file'"
end

print "What is your application's name? "; $app_name = gets.chomp!.gsub(/(\W)/, '_')

run "source ~/.zshrc"

run "rvm --create mri@#{$app_name}"
run "gem install rails"

run "rails new #{$app_name} --skip-gemfile --skip-bundle --skip-active-record --skip-test-unit"
run "cd #{$app_name}"
run "git init && git add . && git commit -am 'Initial application skeleton'"

copy "vendor/assets/stylesheets/bootstrap.css"
copy "vendor/assets/stylesheets/bootstrap-responsive.css"
copy "vendor/assets/javascripts/bootstrap.js"

copy "vendor/assets/javascripts/modernizr.js"
copy "vendor/assets/javascripts/prefixfree.js"
copy "vendor/assets/javascripts/underscore.js"

run "mkdir vendor/assets/stylesheets/jquery"
copy "vendor/assets/stylesheets/jquery/mobile.css"

run "mkdir vendor/assets/javascripts/jquery"
copy "vendor/assets/javascripts/jquery/mobile.js"

run "mkdir vendor/assets/images"
copy "vendor/assets/images/glyphicons-halflings-white.png"
copy "vendor/assets/images/glyphicons-halflings.png"

copy "Gemfile"
copy "lib/tasks/release.rake"

run "rvm --rvmrc mri@#{$app_name}"

run "bundle install --binstubs"
run "git add . && git commit -am 'Adding the lock file'"

run "rails generate mongoid:config"
run "git add . && git commit -am 'Adding in the mongoid.yml file'"

run "rails generate rspec:install"
run "git add . && git commit -am 'Adding the rspec generated files'"

run "rails generate draper:install"
run "git add . && git commit -am 'Adding the draper generated files'"

run "rails generate simple_form:install --bootstrap "
run "git add . && git commit -am 'Adding the simple_form generated files'"

run "rails generate sorcery:install --model Account remember_me"
run "git add . && git commit -am 'Adding the sorcery generated files'"