before2.rb

 if request.path_info == '/subcallback' #if we get a push from google, do a different lookup based on the userToken
    @data = JSON.parse(request.body.read)
    token_pair = TokenPair.get(@data['userToken'])
    @phone_number = token_pair.phone_number
    @client.authorization.update_token!(token_pair.to_hash)
  else
    if session[:token_id] #if the user is logged in
      token_pair = TokenPair.get(session[:token_id])
      @client.authorization.update_token!(token_pair.to_hash)
      @phone_number = token_pair.phone_number
    else #if we are receiving an SMS
      token_pair = TokenPair.first(:phone_number => params[:To])
      if !token_pair.nil?
        @client.authorization.update_token!(token_pair.to_hash)
      end
    end
  end
  if @client.authorization.refresh_token && @client.authorization.expired?
    @client.authorization.fetch_access_token!
  end

  #redirect the user to OAuth if we're logged out
  unless @client.authorization.access_token || request.path_info =~ /^\/oauth2/
    redirect to("/oauth2authorize")
  end