socialforge/app/views/contestant_works/search_contest_students.js.erb

$("#all_students_list").empty();
<% @users.each do |user|%>
var link = "<li id='student_<%=user.id %>'><%=user.show_name %>";
<% unless user.user_extensions.student_id == "" %>
link += "(<%=user.user_extensions.student_id %>)";
<% end %>
link += "</li>";
$("#all_students_list").append(link);

var str = $("#group_member_ids").val();
var choose_str = "";
var lists = $("#choose_students_list li");
if(lists.length > 0) {
    for(var i=0; i<lists.length; i++) {
        var id = $(lists[i]).attr("id").replace(/[^0-9]/ig,"");
        choose_str += id;
        if (i != lists.length -1) {
            choose_str += ",";
        }
    }
}
<%# if user.id.to_i != User.current.id.to_i && (@commit_student_ids.find{|e| e.to_i == user.id.to_i}).nil? && user.contestant_of_contest?(@contest) %>
<% if user.id.to_i != User.current.id.to_i && (@commit_student_ids.find{|e| e.to_i == user.id.to_i}).nil? %>
if (str.indexOf(<%=user.id.to_s %>) < 0 && choose_str.indexOf(<%=user.id.to_s %>) < 0) {
    $("#student_<%=user.id %>").on("click",function choose_student() {
        if($("#choose_student_<%=user.id %>").length > 0){
            $("#choose_member_notice").html("该成员已添加");
            $("#choose_member_notice").show();
        } else{
            $("#choose_member_notice").hide();
            var li = "<li id='choose_student_<%=user.id %>'";
            <% if user.id.to_i != User.current.id.to_i %>
            li += " onclick='delete_student(<%=user.id %>);'";
            <% end %>
            li += ">" + $("#student_<%=user.id %>").html()+"<input name='member_id[]' value='<%=user.id %>' type='hidden'/></li>";
            $("#choose_students_list").append(li);
        }
    });
}
<%# elsif !user.contestant_of_contest?(@contest) %>
//if (str.indexOf(<%#=user.id.to_s %>) < 0) {
//    $("#student_<%#=user.id %>").attr("title","该项目成员不是本竞赛的参赛者");
//}
<% else %>
if (str.indexOf(<%=user.id.to_s %>) < 0) {
    $("#student_<%=user.id %>").on("click",function() {
       $("#choose_member_notice").html("该成员已加入其它分组");
       $("#choose_member_notice").show();
    });
} else{
    $("#student_<%=user.id %>").on("click",function() {
        $("#choose_member_notice").html("该成员已添加");
        $("#choose_member_notice").show();
    });
}
<% end %>
<% end %>