rake_dev.rb

rake_app = Rake::Application.new
rake_app.collect_tasks
if rake_app.top_level_tasks.include?('dev')


  if Gem.source_index.find_name('bundler', '>=0.9.0').empty?
    abort("Please run `gem install bundler` (version >=0.9.0 needed).")
  end


  sh "bundle check" do |ok,res|
    unless ok
      puts "bundling..."
      sh "bundle install"
    end
  end

  desc "set up and run for development"
  task :dev => 'dev:run'

  namespace :dev do
    task :bundle do
    end

    def y_n(prompt,true_response='y')
      print "#{prompt} "
      response = $stdin.gets.chomp
      response.blank? || response.downcase.strip == true_response
    end

    task :rake_dev_config do
      require 'yaml'

      dev_config = Rails.root+'config/rake_dev.yml'
      if dev_config.exist?
        @dev_cfg = YAML.load_file(dev_config)
      else
        loop do
          print "enter path to golfo seed sql: "
          path = Pathname($stdin.gets.chomp).expand_path

          unless path.exist?
            puts "path to seed sql '#{path}' doesn't exist"
            retry
          end

          @dev_cfg = { 'golfo_seed_root' => path.to_s }
          dev_config.open('w') {|f| f << @dev_cfg.to_yaml}
          break
        end
      end
    end

    task :db_config do
      unless (Rails.root+"config/database.yml").exist?
        abort "Please setup database.yml first"
      end
    end

    task :s3_config do

      s3 = Rails.root+'config/s3.yml'

      if !s3.exist?
        puts "stubbing s3.yml -- note you MUST edit this"
        FileUtils.cp( Rails.root+'config/s3.yml.eg', s3)
      end
    end

    task :configure => [:db_config,:s3_config,:rake_dev_config]

    task :submodules do
      sh "git submodule update --init"
    end

    # choose either:
    #
    # a fresh db
    # or:
    #
    # seeding production data
    task :seed do
      #if !y_n("Seed database? (takes some time) [yN]",'n')
      #  Rake::Task['dev:seed_from_prod'].invoke
      #end
    end

    task :seed_fresh => ['db:create','db:schema:load','db:seed']
    task :seed_from_prod => ['db:drop','db:create'] do
      cfg = ActiveRecord::Base.configurations[Rails.env]

      abort("golfo db must be mysql (was: #{cfg['adapter']})") unless 

      root = Pathname(@dev_cfg['golfo_seed_root']).expand_path

      clean_tables = lambda {|d| d.basename.to_s[/^simple_captcha_data/]}
      slurp_tables = lambda {|tables| sh "cat #{tables * ' '} | mysql -u#{cfg['username']} #{"-p#{cfg['password']}" unless cfg['password'].blank?} #{cfg['database']}"}

      slurp_tables[ Pathname.glob(root+'*_schema.sql').reject(&clean_tables) ]
      slurp_tables[ Pathname.glob(root+'*_data.sql'  ).reject(&clean_tables) ]

      Rake::Task['db:migrate'].invoke
      Rake::Task['db:seed'].invoke
    end

    task :run => [:submodules,:configure,:environment,:seed] do

      [ 3000 ].each {|port|
        fork { system "./script/server -p #{port}" }
      }

      puts ""
      puts "**************"
      puts "Browse to http://localhost:3000/ to view the site"
      puts "Hit ^C to stop"
      puts "**************"
      Process.waitall
      
    end
  end

else

  desc "set up and run app in a convenient dev-only way. rake dev *must* be called as a top level task (i.e. as 'rake dev')"
  task :dev do
    abort "Please run rake dev as 'rake dev'"
  end

end

Rakefile

# Add your own tasks in files placed in lib/tasks ending in .rake,
# for example lib/tasks/capistrano.rake, and they will automatically be available to Rake.

# this includes ^
require File.expand_path('../lib/rake_dev',__FILE__)
require(File.join(File.dirname(__FILE__), 'config', 'boot'))

require 'rake'
require 'rake/testtask'
require 'rake/rdoctask'

require 'tasks/rails'