app/helpers/link_helper.rb

	link_helper.rb revision cbe719923028310eb0c5a446f85aed1c650851ed
module LinkHelper

  def fancy_link(resource)
    clazz = resource.class
    clazz = 'Ontology' if clazz.to_s.include?('Ontology')

    unless resource.is_a? Array then

      if block_given?
        name = yield resource
      else
        name = resource
      end

      link_to name, resource,
        'data-type' => clazz.to_s,
        :title      => resource.respond_to?(:title) ? resource.title : nil
    else

      if block_given?
        name = yield resource
      else
        name = resource
      end

      link_to name, resource,
        'data-type' => clazz.to_s,
        :title      => resource.last.respond_to?(:title) ? resource.last.title : nil
    end
  end

  def counter_link(url, counter, subject)
    text = content_tag(:strong, counter || '?')
    text << content_tag(:span, counter==1 ? subject : subject.pluralize)

    link_to text, url
  end

  def format_links(*args, &block)
    options = args.extract_options!
    args    = %w(xml json) if args.empty?
    args.flatten!

    options[:url]  ||= {}

    links = ''
    links << capture(&block) << ' ' if block_given?
    links << args.collect{ |f|
      content_tag :li, link_to(f.to_s.upcase, params.merge(options[:url]).merge(:format => f), :title => "Get this page as #{f.upcase}")
    }.join("")

    content_tag('ul', links.html_safe, :class => 'formats')
  end

end