Global Menu Renderer helper

gistfile1.rb

    # Renders the global menu as an unordered list
    # Returns a string containing the HTML for the global menu
    def render_global_menu
      s = ''
        s << "<ul>\n"
          # Global issues link
          s << "<li>" +
                      # Add 'alt-selected'-class to the 'a'-element if on global level (!= :controller == issues && != :action == index && != :project_id == nil)
                      if params[:controller] == 'issues' && params[:action] == 'index' && params[:project_id] == nil
                        link_to l(:label_issue_view_all), { :controller => 'issues', :id => nil }, :class => 'alt-selected'
                      else
                        link_to l(:label_issue_view_all), { :controller => 'issues', :id => nil }
                      end
          s << "</li>\n"
          # Global activity link
          s << "<li>" +
                      # Add 'alt-selected'-class to the 'a'-element if on global level (!= :controller == projects && != :action == activity && != :id == nil)
                      if params[:controller] == 'projects' && params[:action] == 'activity' && params[:id] == nil
                        link_to l(:label_overall_activity), { :controller => 'projects', :action => 'activity', :id => nil }, :class => 'alt-selected'
                      else
                        link_to l(:label_overall_activity), { :controller => 'projects', :action => 'activity', :id => nil }
                      end
          s << "</li>\n"
 
          # Global calendar link
#          s << "<li>" +
          s << "<li>"
                      # Add 'alt-selected'-class to the 'a'-element if on global level (!= :controller == issues && != :action == calendar && != :project_id == nil)
                      if params[:controller] == 'issues' && params[:action] == 'calendar' && params[:project_id] == nil
                        s << link_to(l(:label_calendar), { :controller => 'issues', :action => 'calendar', :project_id => nil }, :class => 'alt-selected') if User.current.allowed_to?(:view_calendar, @project, :global => true)
                      else
                        s << link_to(l(:label_calendar), { :controller => 'issues', :action => 'calendar', :project_id => nil }) if User.current.allowed_to?(:view_calendar, @project, :global => true)
                      end
          s << "</li>\n"
 
          # Global gantt link
#          s << "<li>" +
          s << "<li>"
                      # Add 'alt-selected'-class to the 'a'-element if on global level (!= :controller == issues && != :action == gantt && != :project_id == nil)
                      if params[:controller] == 'issues' && params[:action] == 'gantt' && params[:project_id] == nil
                        s << link_to(l(:label_gantt), { :controller => 'issues', :action => 'gantt', :project_id => nil }, :class => 'alt-selected') if User.current.allowed_to?(:view_gantt, @project, :global => true)
                      else
                        s << link_to(l(:label_gantt), { :controller => 'issues', :action => 'gantt', :project_id => nil }) if User.current.allowed_to?(:view_gantt, @project, :global => true)
                      end
          s << "</li>\n"

        s << "</ul>\n"
      return s
    end