Class: Rack::Cookieless

Inherits:
Object
  • Object
show all
Defined in:
lib/cookieless.rb

Instance Method Summary collapse

Constructor Details

#initialize(app, options = {}) ⇒ Cookieless

Returns a new instance of Cookieless.



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# File 'lib/cookieless.rb', line 6

def initialize(app, options={})
  @app, @options = app, options
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/cookieless.rb', line 10

def call(env)
  # have cookies or not
  support_cookie = env["HTTP_COOKIE"].present?
  noconvert = @options[:noconvert].is_a?(Proc) ? @options[:noconvert].call(env) : false

  if support_cookie || noconvert
    @app.call(env)
  else
    session_id, cookies = get_cookies_by_query(env["QUERY_STRING"], env) || get_cookies_by_query((URI.parse(env['HTTP_REFERER']).query rescue nil), env)
    env["HTTP_COOKIE"] = cookies if cookies

    status, header, response = @app.call(env)

    if env['action_dispatch.request.path_parameters'] && %w(css js xml).exclude?(env['action_dispatch.request.path_parameters'][:format].to_s)
      session_id = save_cookies_by_session_id(session_id || env["rack.session"]["session_id"], env, header["Set-Cookie"])
      ## fix 3xx redirect
      header["Location"] = convert_url(header["Location"], session_id) if header["Location"]
      ## only process html page
      if response.respond_to?(:body)
        response.body = process_body(response.body, session_id)
      elsif response.is_a?(Array) and [ActionView::OutputBuffer,String].detect{ |klass| response[0].is_a?(klass)}
        response[0] = process_body(response[0].to_s, session_id)
      end
    end

    [status, header, response]
  end
end