导出人人网生日信息

README.md

bundle install
bundle exec shotgun birthday-2-ical.rb -p 4567 -s webrick 

访问 http://127.0.0.1:4567 就会自动生成 birthday.ics

birthday-2-ical.rb

# encoding: utf-8
require 'rubygems'
require 'sinatra'
require 'omniauth-renren'
require 'renren'
require 'icalendar'


use Rack::Session::Cookie
#you can use your api_key and api_secret
Renren::Config.api_key = "a8342350bfe04e48918c8d01ecae0740"
Renren::Config.api_secret = "355c9715691a44bebf4a97685140599d"

use OmniAuth::Builder do
  provider :Renren, Renren::Config.api_key, Renren::Config.api_secret
end

configure do
  mime_type :ics, 'text/calendar'
end

get '/' do
  unless session["token"]
    redirect "/auth/renren"
  else
    renren = Renren::Base.new(session["token"])
    #for more renren API, visit http://wiki.dev.renren.com/wiki/API
    friendsUid = renren.call_method(:method => 'friends.get').join(',')
    friendsInfo = renren.call_method(:method => 'users.getInfo',
                                     :uids => friendsUid,
                                     :fields =>'name,birthday')
    cal = Icalendar::Calendar.new

    cal.timezone do
      tzid 'Asia/Shanghai'
      standard do
        tzoffsetfrom '+0800'
        tzoffsetto   '+0800'
        tzname       'CST'
      end
    end

    friendsInfo.each do |user|
      birthdayStr = "2012" + user["birthday"][4..-1]
      next if birthdayStr.include?("-00")
      birthday = DateTime.parse(birthdayStr)
      desc = "今天是" + user['name'] + "的生日"
      cal.event do
        dtstart birthday
        dtend birthday.new_offset('+24:00')
        summary desc
      end
    end
    cal.publish
    content_type :ics
    response['Content-Disposition'] = "attachment; filename=birthday.ics"
    cal.to_ical
  end
end

get '/auth/:name/callback' do
  puts request.env['omniauth.auth'].inspect
  session["token"] = request.env['omniauth.auth']['credentials']['token']
  redirect "/"
end

Gemfile

source 'http://rubygems.org'

gem 'omniauth-renren', '~> 1.0.0.rc2', :git => 'git://github.com/huangxiangdan/omniauth-renren.git'
gem 'renren'
gem 'sinatra'
gem 'shotgun'
gem 'icalendar'

请问能不能指导一下如何使用？