Contents

class Servel::App
  def initialize(root)
    @root = Pathname.new(root)
    @file_server = Rack::File.new(root.to_s)
  end

  def call(env)
    url_root = env["SCRIPT_NAME"]
    url_path = clean_url_path(env["PATH_INFO"])

    return redirect("#{url_root}/") if env["PATH_INFO"] == ""

    fs_path = @root + url_path[1..-1]

    return @file_server.call(env) if fs_path.file?

    return redirect("#{url_root}#{url_path}/") unless env["PATH_INFO"].end_with?("/")

    return [404, {}, []] unless fs_path.exist?

    Servel::Index.new(url_root: url_root, url_path: url_path, fs_path: fs_path).render
  end

  def redirect(location)
    [302, { "Location" => location }, []]
  end

  def clean_url_path(path)
    url_path = Rack::Utils.unescape_path(path)
    raise unless Rack::Utils.valid_path?(url_path)
    Rack::Utils.clean_path_info(url_path)
  end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
servel-0.11.0	lib/servel/app.rb
servel-0.10.0	lib/servel/app.rb