My blog's Rakefile

Rakefile

HOOLIGAN_STYLES={
  'themes/hooligan/stylesheets/_sass/style.scss' => 'themes/hooligan/stylesheets/css/style.css'
}

module Rake
  class Task
    def has_dependency? task, inspected_tasks=[]
      task= Rake::Task[task] if task.class != Rake::Task
      return true if self == task
      return false if inspected_tasks.include? self

      inspected_tasks<< self
      return prerequisite_tasks.collect{|_task|
        _task.has_dependency? task, inspected_tasks
      }.include? true
    end
  end
end

# prod is defined as being uploaded to the server
def is_prod?
  Rake.application.top_level_tasks.collect{|s|
    Rake::Task[s].has_dependency?(:upload)
  }.include?(true) or ENV['MINIFY'] == 'true'
end

desc 'Regenerate theme CSS files'
task :hooligan do
  HOOLIGAN_STYLES.each do |sass,css|
    system "sass #{'-t compressed' if is_prod?} --compass #{sass} #{css}"
  end
end

desc 'Build that stuff'
task :build => :hooligan do
  system "ruhoh compile"
  cp 'media/favicon.ico', 'compiled/favicon.ico'
end

desc 'Upload this stuff to da servah'
task :upload do
  system "rsync -avzh --delete --chmod=o=rx,g=rwx,u=rwx compiled/ fsdev.net:~/nserror.me/www/"
end

desc 'Spin up a local server to do some rapid edit/preview junk'
task :preview => :hooligan do
  pids=[
    Process.spawn("rackup -p 4000"),
    Process.spawn("sass --compass --watch #{HOOLIGAN_STYLES.collect{|k,v|"#{k}:#{v}"}.join(' ')}")
  ]

  trap("INT") {
    pids.each { |pid| Process.kill(9, pid) rescue Errno::ESRCH }
    exit 0
  }

  pids.each { |pid| Process.wait(pid) }
end

task :default => [:build,:upload]