module ApplicationHelper

  def breadcrumbs
    html = %{<ol class="breadcrumbs">}

    # Top-level
    html << content_tag(:li, link_to('Home', root_path)) if defined?(root_path)
    html << content_tag(:li, link_to('Tracking', admin_tracking_root_path))
    html << content_tag(:li, link_to("Traffic Summary", admin_tracking_summary_path)) if controller?('tracking') && action?('summary')
    html << content_tag(:li, link_to("Intersite Traffic", admin_tracking_foo_path)) if controller?('tracking') && action?('foo')
    html << content_tag(:li, link_to("Traffic Explorer", admin_tracking_explorer_path)) if controller?('tracking') && action?('explorer')
    html << content_tag(:li, link_to("Top Content", admin_tracking_content_path)) if controller?('tracking') && action?('content')
    html << content_tag(:li, link_to("Leads", admin_tracking_leads_path)) if controller?('tracking') && action?('leads')
    html << content_tag(:li, link_to("Visitor Profile", admin_tracking_visitor_profile_path)) if controller?('tracking') && action?('visitor_profile')

    # Tidy up
    html << %{</ol>}

    # Output that puppy.
    html.html_safe

  end
end