My workflow Rakefile

Rakefile

require 'rubygems'
require 'rake/minify'

## -- Misc Configs -- ##

public_dir     = "public"     # 生成的预览目录
source_dir     = "source"     # 源码目录
export_dir     = "export"     # 输出文件目录
themes_dir     = "themes"     
current_theme  = "swsc"      
svn_path       = "/Users/wuwenjun/Workspace/OpenAccount"
static_folder  = "frontend-static"

## -- Rsync Deploy config -- ##
ssh_user       = "root"
ssh_port       = "22"
ssh_server     = "192.168.1.215"
doc_root       = "/usr/local/app/apache/htdocs"
rsync_args     = ""
rsync_delete   = false

## -- Tasks Define -- ##

desc "生成网站"
task :generate do
  raise "出错了，请检查当前目录下是否存在 #{source_dir} 文件夹" unless File.directory?(source_dir)
  if ENV['production']
    puts "### 压缩 JS"
    Rake::Task['minify_js'].execute
    system "compass compile --css-dir #{export_dir}/assets/stylesheets -e production --force"
  else
    puts "## build 网站"
    system "compass compile --css-dir #{source_dir}/stylesheets"
    system "jekyll build"
  end
end

desc "在浏览器中预览"
task :preview do
  raise "出错了，请检查当前目录下是否存在 #{source_dir} 文件夹" unless File.directory?(source_dir)
  puts "## 启动 web 服务，通过浏览器预览"
  jekyllPid = Process.spawn("jekyll serve --watch")
  compassPid = Process.spawn("compass watch")

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

  [jekyllPid, compassPid].each { |pid| Process.wait(pid) }
end

desc "安装主题"
task :install_theme, :theme do |t, args|
  # if File.directory?(source_dir)
  #   abort("rake aborted!") if ask("A theme is already installed, proceeding will overwrite existing files. Are you sure?", ['y', 'n']) == 'n'
  # end
  if File.directory?("#{source_dir}")
    rm_r "#{source_dir}"
  end
  if File.directory?("sass")
    rm_r "sass"
  end

  theme = args.theme || current_theme

  mkdir_p source_dir
  cp_r "#{themes_dir}/" + theme + "/source/.", source_dir
  cp_r "#{themes_dir}/" + theme + "/sass/", "sass"
  puts "已安装 #{theme}"

  Rake::Task['mark_theme'].invoke(theme)
end

desc "更新主题"
task :update_theme do
  if !File.directory?(source_dir) || !File.directory?("sass")
    raise "还未安装任何主题，请先执行 `rake install_theme`"
  end

  current_theme_dir = "#{themes_dir}/#{current_theme}"
  if File.directory?(current_theme_dir)
    rm_r "#{current_theme_dir}"
  end
  mkdir_p "#{current_theme_dir}"

  puts "更新 #{current_theme}"
  cp_r "sass", "#{current_theme_dir}/sass/"
  cp_r "#{source_dir}", "#{current_theme_dir}/source/"
  puts "已更新 #{current_theme}"
end

desc "标注当前主题"
task :mark_theme, :theme do |t, args|
  rakefile = IO.read(__FILE__)
  rakefile.sub!(/current_theme(\s*)=(\s*)(["'])[\w\-\/]*["']/, "current_theme\\1=\\2\\3#{args.theme}\\3")
  File.open(__FILE__, 'w') do |f|
    f.write rakefile
  end
end

# desc "压缩合并 CSS 和 JS"
# task :compress do
#   puts "### 压缩 CSS 与图片"
#   system "compass compile --css-dir #{export_dir}/assets/stylesheets -e production --force"
#   puts "### 压缩 JS"
#   Rake::Task['minify_js'].execute
# end

desc "生成输出结构"
task :organize do
  puts "### 生成 #{export_dir} 结构"
  mkdir_p "#{export_dir}/assets/images"
  mkdir_p "#{export_dir}/assets/javascripts"
  mkdir_p "#{export_dir}/assets/stylesheets"
  mkdir_p "#{export_dir}/views"

  puts "### 将资源打包到 #{export_dir}"
  cp_r Dir.glob("#{public_dir}/images/*.{png,jpg,gif}"), "#{export_dir}/assets/images"
  cp_r Dir.glob("#{public_dir}/images/dp"), "#{export_dir}/assets/images"
  cp_r Dir.glob("#{public_dir}/images/help"), "#{export_dir}/assets/images"
  cp_r Dir.glob("#{public_dir}/javascripts/*.js"), "#{export_dir}/assets/javascripts"
  cp_r Dir.glob("#{public_dir}/stylesheets/*.css"), "#{export_dir}/assets/stylesheets"
  cp_r Dir.glob("#{public_dir}/**/*.html"), "#{export_dir}/views"
end

desc "交付物输出"
task :export do
  package = "#{export_dir}/package.json"
  if File.exist?(package)
    new_version = IO.binread(package).scan(/\w+/)[3].to_i + 1
    rm_rf "#{export_dir}"
  else
    mkdir_p "#{export_dir}"
    system "touch #{export_dir}/package.json"
    new_version = 0
  end

  Rake::Task['organize'].execute
  # Rake::Task['compress'].execute
  ENV['production'] = 'true'
  Rake::Task['generate'].execute

  puts "## 将打包信息写入 package.json"
  open(package, 'w') do |json|
    json.puts "{"
    json.puts " \"theme\": \"#{current_theme}\","
    json.puts " \"version\": \"#{new_version}\","
    json.puts " \"build\": \"#{Time.now.strftime('%Y-%m-%d %H:%M')}\""
    json.puts "}"
  end

  puts "打包完成！"
end

desc "上传 SVN 目录"
task :upload do
  # puts "## 将打包文件上传至本地 SVN"
  svn_dir = svn_path + '/' + current_theme + '/' + static_folder
  # rm_rf svn_dir unless File.directory? svn_dir
  # mkdir_p svn_dir
  
  # puts "\n### Copying #{export_dir} to #{svn_dir}"
  # cp_r "#{export_dir}/.", svn_dir
  # puts "上传完毕"
  system "rsync -avzl --delete #{export_dir} #{svn_dir}"
end

desc "扫描并复制文档到指定目录"
task :copydot, :source, :dest do |t, args|
  # puts file.gsub(/#{args.source}/, "#{args.dest}")
  FileList["#{args.source}/**/*"].exclude("**/.", "**/..", "**/.DS_Store", "**/._*").each do |file|
    cp_r file, file.gsub(/#{args.source}/, "#{args.dest}") unless File.directory?(file)
  end
end

desc "清除样式缓存"
task :clean do
  rm_rf [".sass-cache/**", "source/stylesheets/screen.css"]
end

desc "部署到开发服务器"
task :deploy do
  Rake::Task['generate'].execute unless File.directory? public_dir
  realpath = Dir.pwd + "/#{public_dir}/."
  server_dir = "#{doc_root}/#{current_theme}"
  # system "scp -r #{realpath} #{ssh_user}@#{ssh_server}:#{doc_root}/#{current_theme}"
  ok_failed system "rsync -avze 'ssh -p #{ssh_port}' #{rsync_args} #{"--delete" unless rsync_delete == false} #{public_dir}/ #{ssh_user}@#{ssh_server}:#{server_dir}"
end

Rake::Minify.new(:combine_js) do
  files = FileList.new("#{source_dir}/javascripts/src/*.*")

  output_file =  "#{source_dir}/javascripts/ui.js"

  puts "开始拼装 #{output_file}"
  group(output_file) do
    Dir["#{source_dir}/javascripts/lib/*.*"].each do |file|
      puts "Combining- #{file}"
      add(file, :minify => false)
    end
    files.each do |filename|
      puts "Combining- #{filename}"
      add(filename, :minify => false)
    end
  end
  puts "拼装完成"
end

Rake::Minify.new(:minify_js) do
  js_dir = "#{export_dir}/assets/javascripts"

  dir(js_dir) do
    puts "Minify- #{js_dir}/ui.js into #{js_dir}/ui.min.js"
    add("#{js_dir}/ui.min.js", "ui.js")
  end
end

def ok_failed(condition)
  if (condition)
    puts "OK"
  else
    puts "FAILED"
  end
end

desc "任务列表"
task :list do
  puts "Tasks:\n- #{(Rake::Task.tasks - [Rake::Task[:list]]).join("\n- ")}"
end