Simple rails template

template.rb

devise = yes?("Devise? ")
cancan = yes?("Cancan? ")
omniauth = yes?("Omniauth? ")
foundation = yes?("Foundation? ")
bootstrap = foundation ? false : yes?("Bootstrap? ")
ember = yes?("Ember? ")
handlebars = ember ? false : yes?("Handlebars? ")
underscore = yes?("Underscore? ")
homecontroller = yes?("Home Controller with index page? ")
github = yes?("GitHub create and push? ")
if github
  heroku = yes?("Deploy to Heroku? ")
    if heroku
      newrelic = yes?("New Relic? ")
      sendgrid = yes?("SendGrid? ")
    end
end

# Postgres setup
gem 'pg'
gsub_file 'Gemfile', /gem 'sqlite3'/, ''
database_config = <<-EOF
development:
  adapter: postgresql
  database: #{app_name}_dev
  encoding: utf8
  pool: 5
  timeout: 5000
  host: localhost

test:
  adapter: postgresql
  database: #{app_name}_test
  encoding: utf8
  pool: 5
  timeout: 5000
  host: localhost

production:
  adapter: postgresql
  database: #{app_name}_production
  encoding: utf8
  pool: 5
  timeout: 5000
  host: localhost
EOF
remove_file "config/database.yml"
file "config/database.yml", database_config

rake "db:create:all"



# Basic Gems
gem 'thin'

gem 'simple_form'
gem 'will_paginate'

gem 'rabl'
gem 'oj'

gem_group :test, :development do
  gem 'rspec-rails'
  gem 'guard-rspec'
  gem 'capybara'
  gem 'rb-fsevent', :require => false
  gem 'growl'
  gem 'factory_girl_rails'
end

gem_group :development do
  gem 'better_errors'
  gem 'binding_of_caller'
  gem 'meta_request'
  gem 'pry-rails'
  gem 'annotate'
  gem 'letter_opener'
end

run 'bundle install'



# Letter opener config in development
mail_config = <<-EOF
  config.action_mailer.default_url_options = { host: 'localhost:3000' }
  config.action_mailer.delivery_method = :letter_opener
EOF
inject_into_file 'config/environments/development.rb', mail_config,
                 after: "config.action_mailer.raise_delivery_errors = false\n"


# Devise
if devise
  gem 'devise'
  run 'bundle install'
  generate "devise:install"
  generate "devise:views"
  generate "devise", "User"
  gsub_file 'config/initializers/devise.rb',
            /[email protected]/,
            "info@#{app_name}.com"
end

# Cancan
if cancan
  gem 'cancan'
  run 'bundle install'
  generate "cancan:ability"
end

# Omniauth with Facebook
if omniauth
  gem 'omniauth'
  gem 'omniauth-facebook'
  run 'bundle install'
  remove_file 'app/models/user.rb'
  file 'app/models/user.rb', <<-EOF
class User < ActiveRecord::Base
  # Include default devise modules. Others available are:
  # :token_authenticatable, :confirmable,
  # :lockable, :timeoutable and :omniauthable
  devise :database_authenticatable, :registerable,
         :recoverable, :rememberable, :trackable, :validatable
  devise :omniauthable, :omniauth_providers => [:facebook]

  attr_accessible :email, :password, :password_confirmation, :remember_me,
                  :provider, :uid

  def self.find_by_facebook_auth(auth)
    find_by_omniauth(auth)
  end

  def self.find_by_omniauth(auth)
    user = User.find_by_email(auth.info.email)
    unless user
      user = User.create(email: auth.info.email,
                         provider: auth.provider,
                         uid: auth.uid,
                         password: Devise.friendly_token[0, 20])
    end
    user
  end
end
EOF
  file 'app/controllers/users/omniauth_callbacks_controller.rb', <<-EOF
class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController
  def facebook
    @user = User.find_by_facebook_auth(request.env['omniauth.auth'])
    if @user.persisted?
      sign_in @user
      redirect_to root_path
    else
      flash[:notice] = "Something went wrong. Please try signing in again."
      redirect_to new_user_session_path
    end
  end
end
EOF
  gsub_file 'config/routes.rb',
            /devise_for :users/, 'devise_for :users, controllers: { omniauth_callbacks: "users/omniauth_callbacks" }'

  fb_config = <<-EOF
  require 'omniauth-facebook'
  OpenSSL::SSL::VERIFY_PEER = OpenSSL::SSL::VERIFY_NONE if Rails.env.development?
  config.omniauth :facebook, "APP_ID", "APP_SECRET",
    {:scope => 'email, offline_access', :client_options => {:ssl => {:ca_file => '/usr/lib/ssl/certs/ca-certificates.crt'}}}
  EOF
  inject_into_file 'config/initializers/devise.rb', fb_config,
                   after: "OmniAuth\n"

  generate('migration AddOmniauthToUser provider:string uid:string')
end


# Zurb Foundation
if foundation
  gem_group :assets do
    gem 'zurb-foundation', version: '< 4.0.0'
    gem 'compass-rails'
    gem 'foundation-icons-sass-rails'
  end
  run 'bundle install'
  remove_file 'app/views/layouts/application.html.erb'
  generate('foundation:install')
  generate('foundation:layout')
end


# Twitter Bootstrap (sass)
if bootstrap
  gem_group :assets do
    gem 'bootstrap-sass'
  end
  file 'app/assets/stylesheets/custom.css.scss', '@import "bootstrap";'
  inject_into_file 'app/assets/javascripts/application.js',
                   "//= require bootstrap\n",
                   before: '//= require_tree .'
end


# Flash notifications for devise
if devise
  flash = <<-EOF
  <% if notice %>
    <p class="notice"><%= notice %></p>
  <% end %>
  <% if alert %>
    <p class="alert"><%= alert %></p>
  <% end %>
EOF
  inject_into_file 'app/views/layouts/application.html.erb', flash,
                   after: "<body>\n"
end

# Ember
if ember
  gem 'ember-rails'
  run 'bundle install'
  generate 'ember:bootstrap'
end

# Handlebars
if handlebars
  gem_group :assets do
    gem 'handlebars_assets'
  end
  run 'bundle install'
end


# Underscore.js
if underscore
  get 'https://raw.github.com/documentcloud/underscore/master/underscore.js',
      'vendor/assets/javascripts/underscore.js'
  inject_into_file 'app/assets/javascripts/application.js',
                   "//= require underscore\n",
                   before: '//= require_tree .'
end


# Testing with RSpec
run 'rm -rf test/'
generate "rspec:install"
run 'guard init rspec'
inject_into_file 'spec/spec_helper.rb', "require 'capybara/rails'\n",
            after: "require 'rspec/rails'\n"



# Asset precompilation config
inject_into_class 'config/application.rb', 'Application',
                  "    config.assets.initialize_on_precompile = false\n"



# Remove junk Rails files (index & png)
run "rm public/index.html"
run "rm app/assets/images/rails.png"


# Replace README
run "rm README.rdoc"
file "README.md", <<-EOF
#{app_name}
#{"=" * app_name.length}

TODO: description
EOF


# Create Static Pages Controller with home action & view
if homecontroller
  generate "controller", "home"
  inject_into_class 'app/controllers/home_controller.rb',
                   'HomeController',
                   "  def index\n  end\n"
  file 'app/views/home/index.html.erb', <<-EOF
<h1>#{app_name}</h1>
EOF
  route "root to: 'home#index'"
end


# Git initial commit
git :init
git add: '.'
git commit: "-m 'Initial commit'"

# GitHub create and push
if github
  run "hub create"
  run "git push -u origin master"

  # Heroku setup
  if heroku
    run 'heroku create'
    run 'git push heroku master'
    run 'heroku run rake db:create'
    run 'heroku run rake db:migrate'

    # New Relic add-on
    if newrelic
      run 'heroku addons:add newrelic:standard'
      gem 'newrelic_rpm'
      run 'bundle install'
      get 'https://raw.github.com/gist/2253296/newrelic.yml',
          'config/newrelic.yml'
      git add: '.'
      git commit: "-m 'Added New Relic'"
    end

    # SendGrid add-on
    if sendgrid
      run 'heroku addons:add sendgrid:starter'
      mail_config = <<-EOF
  config.action_mailer.raise_delivery_errors = true
  config.action_mailer.default_url_options = { :host => 'APP_NAME_GOES_HERE.herokuapp.com' }
  config.action_mailer.delivery_method = :smtp
  config.action_mailer.smtp_settings = {
    :address        => 'smtp.sendgrid.net',
    :port           => '587',
    :authentication => :plain,
    :user_name      => ENV['SENDGRID_USERNAME'],
    :password       => ENV['SENDGRID_PASSWORD'],
    :domain         => 'heroku.com'
  }
  EOF
      inject_into_file 'config/environments/production.rb', mail_config,
                       after: "# config.action_mailer.raise_delivery_errors = false\n"
      git add: '.'
      git commit: "-m 'Added Send Grid'"
    end

    run 'git push heroku master'
  end
end


# Open in Sublime and browser
run "subl ."
run "heroku open" if heroku