Contents

require 'pathname'
require 'deas/logger'

module Deas

  class TemplateEngine

    attr_reader :source_path, :logger, :opts

    def initialize(opts = nil)
      @opts = opts || {}
      @source_path = Pathname.new(@opts['source_path'].to_s)
      @logger = @opts['logger'] || Deas::NullLogger.new
    end

    def render(template_name, view_handler, locals, &content)
      raise NotImplementedError
    end

    def partial(template_name, locals, &content)
      raise NotImplementedError
    end

    def compile(template_name, compiled_content)
      raise NotImplementedError
    end

  end

  class NullTemplateEngine < TemplateEngine

    def render(template_name, view_handler, locals, &content)
      if (path = Dir.glob(self.source_path.join("#{template_name}*")).first).nil?
        raise ArgumentError, "template file `#{path}` does not exist"
      end
      File.read(path)
    end

    def partial(template_name, locals, &content)
      render(template_name, nil, locals)
    end

    def compile(template_name, compiled_content)
      compiled_content  # no-op, pass-thru - just return the given content
    end

  end

end

Version data entries

1 entries across 1 versions & 1 rubygems

Version	Path
deas-0.39.2	lib/deas/template_engine.rb