require 'fileutils' module Sprockets class StaticCompiler attr_accessor :env, :target, :paths def initialize(env, target, paths, options = {}) @env = env @target = target @paths = paths @digest = options.key?(:digest) ? options.delete(:digest) : true @manifest = options.key?(:manifest) ? options.delete(:manifest) : true @manifest_path = options.delete(:manifest_path) || target end def compile manifest = {} env.each_logical_path do |logical_path| if File.basename(logical_path)[/[^\.]+/, 0] == 'index' logical_path.sub!(/\/index\./, '.') end next unless compile_path?(logical_path) if asset = env.find_asset(logical_path) manifest[logical_path] = write_asset(asset) end end write_manifest(manifest) if @manifest end def write_manifest(manifest) FileUtils.mkdir_p(@manifest_path) File.open("#{@manifest_path}/manifest.yml", 'wb') do |f| YAML.dump(manifest, f) end end def write_asset(asset) path_for(asset).tap do |path| filename = File.join(target, path) FileUtils.mkdir_p File.dirname(filename) asset.write_to(filename) asset.write_to("#{filename}.gz") if filename.to_s =~ /\.(css|js)$/ end end def compile_path?(logical_path) paths.each do |path| case path when Regexp return true if path.match(logical_path) when Proc return true if path.call(logical_path) else return true if File.fnmatch(path.to_s, logical_path) end end false end def path_for(asset) @digest ? asset.digest_path : asset.logical_path end end end