require "haml"

module Capcode
  module Helpers
    @@__HAML_PATH__ = File.expand_path( "." )
    def self.haml_path=( p )
      @@__HAML_PATH__ = File.expand_path( p )
    end
    
    def render_haml( f ) #:nodoc:
      f = f.to_s
      if f.include? '..'
        return [403, {}, '403 - Invalid path']
      end
          
      f = f + ".haml" if File.extname( f ) != ".haml"
      file = File.join( @@__HAML_PATH__, f )
      Haml::Engine.new( open( file ).read ).to_html( self )
    end
  end
end