CalendarHelper Meet Builder::XmlMarkup
Your choices for calendar builders for rails aren't many, but the CalendarHelper plugin originally by Jeremy Voorhis has worked well for me—that is until I needed to drastically change the HTML it outputs. Immediately after digging in to the code I found the following comment: "TODO Use some kind of builder instead of straight HTML." Read on for my conversion of CalendarHelper to use Builder::XmlMarkup.