Markup for is a simple gem for use a markup language in a column.
For example, for use textile in the column body, only you need:
markup_for :body, :textile
Now we write in the column.
@post.body = "h1. An HTML first-level heading"
Now for get the html result:
@post.body_html
- :creole
- :markup
- :mediawiki
- :org
- :rdoc
- :textile