socialforge/app/views/watchers/_set_watcher.js.erb

<% if( params[:object_type] == 'user') %>
  <% if( params[:target_id] == params[:object_id] ) %>
    <% target = User.find_by_id(params[:target_id]) %>
    //btn
    var btn_html = "<%= escape_javascript( render( :partial => 'layouts/user_watch_btn', :locals => {:target => target} ) )%>";
    $('#user_watch_id').replaceWith(btn_html);
    //count
    $("*[nh_name='fans_count']").html("<%= target.watcher_users.count.to_s %>");
    //left list
    var list_left_html = "<%= escape_javascript( render( :partial => 'layouts/user_fans_list', :locals => {:user => target} ) )%>";
    $('#fans_nav_list').replaceWith(list_left_html);
    //list
    if( $("#nh_fans_list") != undefined && $("#nh_fans_list").length != 0 ){
      <% if( opt == 'add') %>
        var list_html = "<%= escape_javascript( render( :partial => 'users/user_fans_item', :locals => {:item=>User.current,:target => target} ) )%>";
        $("#nh_fans_list").after(list_html);
        $("#nodata").hide();
      <% else %>
        $("#fans_item_<%= User.current.id %>",$("#nh_fans_list").parent('div')).remove();
        if( $('>div',$("#nh_fans_list").parent('div')).length == 1 ){
          $("#nodata").show();
        }
      <% end %>
    }

  <% elsif( params[:target_id] == User.current.id.to_s )%>
    <% target = User.find_by_id(params[:target_id]) %>
    <% item = User.find_by_id(params[:object_id]) %>
    //count
    $("*[nh_name='watcher_count']").html("<%= User.watched_by(target.id).count.to_s %>");
    //left list
    var list_left_html = "<%= escape_javascript( render( :partial => 'layouts/user_watch_list', :locals => {:user => target} ) )%>";
    $('#watcher_nav_list').replaceWith(list_left_html);
    //list
    if( $("#nh_wacth_list") != undefined && $("#nh_wacth_list").length != 0 ){
      <% if( opt == 'delete') %>
        $("#fans_item_<%= item.id %>",$("#nh_wacth_list").parent('div')).remove();
        if( $('>div',$("#nh_wacth_list").parent('div')).length == 1 ){
          $("#nodata").show();
        }
      <% end %>
    }else if($("#nh_fans_list") != undefined && $("#nh_fans_list").length != 0){
      var list_html = "<%= escape_javascript( render( :partial => 'users/user_fans_item', :locals => {:item=>item,:target => target} ) )%>";
      $('#fans_item_<%= item.id %>').replaceWith(list_html);
    }

  <% else %>
    <% target = User.find_by_id(params[:target_id]) %>
    <% item = User.find_by_id(params[:object_id]) %>
    //list
    var list_html = "<%= escape_javascript( render( :partial => 'users/user_fans_item', :locals => {:item=>item,:target => target} ) )%>";
    $('#fans_item_<%= item.id %>').replaceWith(list_html);
  <% end %>

<% else %>

<% selector = ".#{watcher_css(watched)}" %>
<% id_selector = "#{watcher_css(watched)}" %>
if($("<%= selector %>").get(0) == undefined)
{
  $("#<%= id_selector %>").each(function(){$(this).replaceWith("<%= escape_javascript watcher_link_for_project(watched, user) %>")});
}
else
{
  $("<%= selector %>").each(function(){$(this).replaceWith("<%= escape_javascript watcher_link(watched, user) %>")});
}

<% end %>