How to generate an .ics file on webpage and download it

I have a json variable looks like this

  "course":"ACTSC 372",
  "sections":[
    {
      "section":"001",
      "day":"Wednesday",
      "date":"2015-04-15",
      "start_time":"7:30 PM",
      "end_time":"10:00 PM",
      "location":"PAC 7,8",
      "notes":""
    }

I want to convert this information to a ics file and download it on my personal website. So people can add this event to calendar. I am looking for an easy solution possibility using jQuery or javascript Thank you for helping me :)