socialforge/app/views/attachments/destroy.js.erb

<% if @is_destroy%>
    $("#attachment_<%= @attachment.id%>").remove();
    if(document.getElementById("revise_attachment_div_<%= @attachment.id%>")) {
        $("#revise_attachment_div_<%= @attachment.id%>").remove();
    }
<%else%>
    var attachment_html_obj = $('#attachments_<%= j params[:attachment_id] %>');
    //modify by yutao 2015-5-14  当1个页面存在多个上传控件时此块代码存在bug  故改之  start
    var containerid=$('.remove-upload',attachment_html_obj).data('containerid');
    if(containerid==undefined){
        $('#attachments_<%= j params[:attachment_id] %>').remove();
        var count=$('#attachments_fields>span').length;
        if(count<=0){
            $("#upload_file_count").text('<%= l(:label_no_file_uploaded)%>');
            $(".remove_all").remove();
        }else{
            $("#upload_file_count").html("<span id=\"count\">"+count+"</span>"+"个文件"+"已上传");
        }
    }else{
        $('#attachments_<%= j params[:attachment_id] %>').remove();
        var count=$('#attachments_fields'+containerid+'>span').length;
        if(count<=0){
            $('#upload_file_count'+containerid).text('<%= l(:label_no_file_uploaded)%>');
            var remove_all_html_obj = $(".remove_all").filter(function(index){
                return $(this).data('containerid')==containerid;
            });
            remove_all_html_obj.remove();
        }else{
            $('#upload_file_count'+containerid).html("<span id=\"count\">"+count+"</span>"+"个文件"+"已上传");
        }
    }

    if(document.getElementById("uploadReviseBox")) {
        $("#uploadReviseBox").removeClass('disable_link');
        $("#choose_revise_attach").attr("onclick","_file.click();");
    }
    //modify by yutao 2015-5-14  当1个页面存在多个上传控件时此块代码存在bug  故改之  end
<% end%>