class Refinery::ThemeServer

Public Class Methods

new(app) click to toggle source
# File lib/refinery/theme_server.rb, line 5
def initialize(app)
  @app = app
end

Public Instance Methods

call(env) click to toggle source
# File lib/refinery/theme_server.rb, line 9
def call(env)
  if env["PATH_INFO"] =~ /^\/theme\/(stylesheets|javascripts|images)/ and (theme = Theme.current_theme(env)).present?
    env["PATH_INFO"].gsub!(/^\/theme\//, '')
    if (file_path = (dir = Theme.current_theme_dir).join(env["PATH_INFO"])).exist?
      etag = Digest::MD5.hexdigest("#{file_path.to_s}#{file_path.mtime}")
      unless (etag == env["HTTP_IF_NONE_MATCH"])
        status, headers, body = Rack::File.new(dir).call(env)
        [status, headers.update({"ETag" => etag}), body]
      else
        [304, {"ETag" => etag}, []]
      end
    else
      [404, {}, []]
    end
  else
    @app.call(env)
  end
end