deploy.rb

#!/usr/bin/ruby

#
# Simple deploy recipe to wrap up the moving parts
# of couchapp pushing based on .couchapprc settings,
# sprockets concatenation, jsmin compression and
# cssmin compression
#

require 'rubygems'
require 'sprockets'
require 'jsmin'
require 'cssmin'

#TODO - accept deploy environment arg, pass on to CouchApp

secretary = Sprockets::Secretary.new(
  :asset_root => "_attachments",
  :load_path => "lib/javascripts",
  :source_files => [
    "lib/javascripts/jquery-*.js",
    "lib/javascripts/jquery.*.js",
    lambda { Dir.glob('lib/javascripts/*[!application|controller]*.js') }.call, # Sprockets not cooperating ...
    "lib/json_data/*.js",
    "lib/javascripts/controller.js",
    "lib/javascripts/application.js"
  ].flatten
)

puts ""
puts "Concatenating javascripts ..."

concatenation = secretary.concatenation
concatenation.save_to("_attachments/javascripts/concat.js")
secretary.install_assets

puts "Minifying javascripts ..."
File.open("_attachments/javascripts/build.js", 'w') { |file| file.write(JSMin.minify(concatenation.to_s)) }

puts "Minifying stylesheets ..."
Dir.glob("_attachments/stylesheets/*.css").each do |css|
  f = ""
  File.open(css, 'r') {|file| f << CSSMin.minify(file)}
  File.open("_attachments/stylesheets/cache/#{File.basename(css)}", 'w') {|file| file.write(f)}
  puts "Minified #{css}"
end

 "Pushing up to CouchDB ..."
system "couchapp push"

puts "Deploy complete"
puts ""