trustieforge/app/views/at/show.json.erb

[
  <% @users && @users.each_with_index do |person,index| %>
  {"id":<%=index%>, "userid": <%=person.id%>, "name": "<%=person.show_name%>", "login": "<%=person.login%>", "searchKey": "<%=person.get_at_show_name%>"}
  <%= index != @users.size-1 ? ',' : '' %>
  <% end %>
]