swfupload_session_hack.rb

# hacks for swfupload + cookie store to work
# see http://blog.airbladesoftware.com/2007/8/8/uploading-files-with-swfupload

class CGI::Session
  alias original_initialize initialize
  def initialize(request, option = {})
    session_key = option['session_key'] || '_session_id'
    query_string = if (qs = request.env_table["QUERY_STRING"]) and qs != ""
      qs
    elsif (ru = request.env_table["REQUEST_URI"][0..-1]).include?("?")
      ru[(ru.index("?") + 1)..-1]
    end
    if query_string and query_string.include?(session_key)
      option['session_data'] = CGI.unescape(query_string.scan(/#{session_key}=(.*?)(&.*?)*$/).flatten.first)
    end
    original_initialize(request, option)
  end
end

class CGI::Session::CookieStore
  alias original_initialize initialize
  def initialize(session, options = {})
    @session_data = options['session_data']
    original_initialize(session, options)
  end

  def read_cookie
    @session_data || @session.cgi.cookies[@cookie_options['name']].first
  end
end