编程作业取消导出附件按钮

app/views/student_work/index.html.erb

@@ -55,6 +55,7 @@
       <% end%>
       <% if @is_teacher%>
           <div class="fr">
+            <% unless @homework.homework_type == 2%>
                 <% if @homework.student_works.empty?%>
                     <%= link_to "附件", "javascript:void(0)", class: "down_btn fr zip_download_alert", :onclick => "alert('没有学生提交作业，无法下载附件')" %>
                 <% else%>
@@ -70,6 +71,7 @@
                   <span class="c_red">winrar</span>
                   工具进行解压
                 </div>
+            <% end%>
             <%= link_to("匿评", evaluation_list_student_work_index_path(:homework => @homework.id, :format => 'xls'),:class=>'down_btn fr') if @homework.homework_type == 1%>
             <%= link_to("缺评", absence_penalty_list_student_work_index_path(:homework => @homework.id, :format => 'xls'),:class=>'down_btn fr') if @homework.homework_type == 1%>
             <%= link_to l(:label_list), student_work_index_path(:homework => @homework.id,:order => @order, :sort => @b_sort, :name => @name, :format => 'xls'),:class=>'down_btn fr'%>