$:.unshift File.dirname(__FILE__)

require 'rexml/document'
require 'template_runner'

module BuildMaster
  class XTemplate
    def initialize(template_file, templatelets = Hash.new)
      @template = REXML::Document.new(template_file)
      @templatelets = templatelets
    end
        
    def process(source, &evaluator)
      output_xml = process_xml(source, &evaluator)
      return output_xml
    end
        
    private
    def process_xml(source, &evaluator)
      output_xml = REXML::Document.new
      runner = TemplateRunner.new(output_xml, @template, source, &evaluator)
      runner.templatelets = @templatelets
      runner.process
      return output_xml
    end
  end
end