作品列表的各种排序

app/controllers/student_work_controller.rb

@@ -7,8 +7,10 @@ class StudentWorkController < ApplicationController
   before_filter :author_of_work, :only => [:edit, :update, :destroy]
 
   def index
-    @stundet_works = @homework.student_works.order("final_score desc")
+    @order,sort = params[:order] || "final_score",params[:sort] || "desc"
+    @stundet_works = @homework.student_works.order("#{@order} #{sort}")
     @homework_commons = @course.homework_commons.order("created_at desc")
+    @score = sort == "desc" ? "asc" : "desc"
     respond_to do |format|
       format.html
     end

app/views/student_work/index.html.erb

@@ -46,8 +46,7 @@
     </div><!---code_list end--->
     <ul class="hwork_ul">
       <li class="w70 ">
-        <a href="javascript:void(0);" class="c_dark f14 fb fl  ">学号</a>
-        <a href="javascript:void(0);" class=" st_up " ></a>
+        <span href="javascript:void(0);" class="c_dark f14 fb fl  ">学号</span>
       </li>
       <li class="w70">
         <span class="c_dark f14 fb fl ">学生姓名</span>
@@ -56,20 +55,28 @@
         <span class="c_dark f14 fb fl">作品名称</span>
       </li>
       <li class="w70 mr5" >
-        <a href="javascript:void(0);" class="c_dark f14 fb fl ">教师评分</a>
-        <a href="javascript:void(0);" class=" st_up " ></a>
+        <%= link_to "教师评分",student_work_index_path(:homework => @homework.id,:order => "teacher_score", :sort => @score),:class => "c_dark f14 fb fl"%>
+        <% if @order == "teacher_score"%>
+            <a href="javascript:void(0);" class="<%= @score == 'desc' ? 'st_up' : 'st_down'%>" ></a>
+        <% end%>
       </li>
       <li class="w70 mr5">
-        <a href="javascript:void(0);" class="c_dark f14 fb fl ">教辅评分</a>
-        <a href="javascript:void(0);" class=" st_up " ></a>
+        <%= link_to "教辅评分",student_work_index_path(:homework => @homework.id,:order => "teaching_asistant_score", :sort => @score),:class => "c_dark f14 fb fl"%>
+        <% if @order == "teaching_asistant_score"%>
+            <a href="javascript:void(0);" class="<%= @score == 'desc' ? 'st_up' : 'st_down'%>" ></a>
+        <% end%>
       </li>
       <li class="w60 mr5 ml10">
-        <a href="javascript:void(0);" class="c_dark f14 fb fl ">匿评</a>
-        <a href="javascript:void(0);" class=" st_up " ></a>
+        <%= link_to "匿评",student_work_index_path(:homework => @homework.id,:order => "student_score", :sort => @score),:class => "c_dark f14 fb fl"%>
+        <% if @order == "student_score"%>
+            <a href="javascript:void(0);" class="<%= @score == 'desc' ? 'st_up' : 'st_down'%>" ></a>
+        <% end%>
       </li>
-      <li class="w40 ml10">
-        <a href="javascript:void(0);" class="c_dark f14 fb fl ">成绩</a>
-        <a href="javascript:void(0);" class=" st_up " ></a>
+      <li class="w40 ml10" id="final_sort">
+        <%= link_to "成绩",student_work_index_path(:homework => @homework.id,:order => "final_score", :sort => @score),:class => "c_dark f14 fb fl"%>
+        <% if @order == "final_score"%>
+            <a href="javascript:void(0);" class="<%= @score == 'desc' ? 'st_up' : 'st_down'%>" ></a>
+        <% end%>
       </li>
     </ul><!---hwork_ul end-->
     <div class="cl"></div>