module ApplicationHelper def title(text) content_for :title, text end def sortable(col, title = nil) title ||= col.titleize css_class = (col == sort_column) ? "current #{sort_direction}" : nil direction = (col == sort_column and sort_direction == "asc") ? "desc" : "asc" link_to title, {:sort => col, :dir => direction}, {:class => css_class} end def markdown(text) options = %i[] Markdown.new(text, *options).to_html.html_safe end end