- if current_user.try(:internal?)
  ul.nav.navbar-nav
    li.dropdown
      a.dropdown-toggle data-toggle='dropdown' href='#'
        = t('shared.administration')
        span.caret
      ul.dropdown-menu role='menu'
        - models = [ExecutionEnvironment, Exercise, Consumer, ExternalUser, FileType, InternalUser, Submission].sort_by { |model| model.model_name.human(count: 2) }
        - models.each do |model|
          - if policy(model).index?
            li = link_to(model.model_name.human(count: 2), send(:"#{model.model_name.collection}_path"))