Generate Static HTML Website Using Ruby on Rails

.gitignore

# Ignore static version of the site (used to upload error pages to S3 for Heroku errors)
/out

database.yml

# config/database.yml
development: &development
  adapter: postgresql
  database: workherder_development
  host: localhost
  username: postgres
  password:

static:
  <<: *development

Gemfile

group :development do
  gem 'heel' # used to server the static site from the /out directory
end

generate_static_error_pages.rake

# lib/tasks/generate_static_error_pages.rb
# Original idea from http://blog.atlashost.eu/post/ruby-on-rails-a-static-site-generator.html
namespace :static do
  desc 'Generate static site in ./out/ directory'
  task :generate => [
    'assets:clean',
    'assets:precompile',
    :start_rails_server,
    :stop_rails_server
  ] do
    Dir.mkdir 'out' unless File.exist? 'out'
    Dir.chdir 'out' do
      `wget -mnH http://localhost:3001/`
    end
    `rsync -ruv --exclude=.svn/ public/ out/`
  end

  desc 'Start a Rails server in the static Rails.env on port 3001'
  task :start_rails_server do
    # run on 3001 in case we're already running a server on 3000
    `RAILS_ENV=static rails s -p 3001 -d`
  end

  desc 'Stop any process running on port 3001'
  task :stop_rails_server do
    # hopefully it is the Rails server that is runing in the static Rails.env
    `lsof -i :3001 | awk '{print $2}' | grep -v PID | xargs -I {} kill {}`
  end

  desc 'Start a server using heel on port 8000 that will server our static site'
  task :start_static_server do
    Dir.chdir 'out' do
      `heel --daemonize --port 8000`
    end
  end

  desc 'Stop the static server that is running using heel'
  task :stop_static_server do
    `heel --kill`
  end
end

gistfile1.txt

f

static.rb

# config/environments/static.rb
require File.expand_path('../development', __FILE__)
# environment for serving static pages like error pages to upload to S3
Workherder::Application.configure do
  config.serve_static_assets = true

  # Compress JavaScripts and CSS
  config.assets.compress = true

  # Don't fallback to assets pipeline if a precompiled asset is missed
  config.assets.compile = false

  # Generate digests for assets URLs
  config.assets.digest = true
end