# File app/helpers/conferences_helper.rb, line 32
  def sign_up_person_for_conf_link(user, conf)
    return unless user

    if ! conf.accepts_registrations?
      return _('Registered') if user.conferences.include?(conf)
      return _('Registration closed')
    end

    if user.conferences.include? conf
      return link_to(_('Unregister'),
                     { :controller => 'conferences',
                       :action => 'unregister',
                       :id => conf},
                     { :method => :post,
                       :confirm => _('Confirm: Do you want to unregister ' +
                                     'from "%s"? ') % conf.name})
    else
      return link_to(_('Sign up'),
                     { :controller => 'conferences', 
                       :action => 'sign_up',
                       :id => conf}, 
                     { :method => :post })
    end
  end