Using provide for some actions only

rmz.rb

require 'ramaze'

# Put a jpeg in the same directory as this file named 'image.jpg"
# calling index.jpg will yell at user
# calling send_image.jpg will send back image.jpg

class MyController < Ramaze::Controller
  map '/'

  provide(:jpg, :type => 'image/jpeg') do |action, value|
    if ["send_image", "mustachify"].include? action.method
      # do whats good to send image
      open(value,'rb').read if File.file? value
    else
      Ramaze::Log.info("User sucked and asked jpeg for %s" % action)
      action.options[:content_type] = "text/plain"
      action.method_value = "Man you suck at getting URls"
    end
  end

  def index
  end

  def send_image
    "image.jpg"
  end

end

Ramaze.start