rmarkdown.rb1

module Jekyll
	class RMarkdownConverter < Converter
		safe true
		priority :low
		
    def setup
      return if @setup
      require 'rinruby'
      @setup = true
    rescue
      STDERR.puts 'do `gem install rinruby`'
      raise FatalException.new("Missing dependency: rinruby")
    end

    def matches(ext)
  	      ext =~ /Rmd/i
    end
	
    def output_ext(ext)
      '.html'
    end
	
    def convert(content)
      setup
      R.eval "require(knitr)"
      R.assign "content", content
      R.eval "content <- (knitr::knit2html(text = content, fragment.only = TRUE))"
      R.pull "content"
    end
  end
end