#1209 修复老师打包下载报错的BUg

app/controllers/zipdown_controller.rb

@@ -17,6 +17,7 @@ class ZipdownController < ApplicationController
         @project = obj.courses[0]
     end
   end
+
   def assort
     obj_class = params[:obj_class]
     obj_id = params[:obj_id]
@@ -76,18 +77,18 @@ class ZipdownController < ApplicationController
 
     homeattaches = bid.homeworks
     #记录所有作业是不是有附件，有一个附件就改为true
-    has_file = false
+    #has_file = false
     # 得到每一个人所有文件打包的zip文件
     # 并将每一个人的zip打包为一个并返回路径
     user_zip_paths = homeattaches.map do |homeattach|
       if homeattach.attachments.count > 0
         zip_homework_by_user homeattach
-        has_file = true unless has_file
+        #has_file = true unless has_file
       end
     end
-    unless has_file
-      render file: 'public/no_file_fond.html' , :layout => 'course_base'
-    end
+    #unless has_file
+    #  render file: 'public/no_file_fond.html' , :layout => 'course_base'
+    #end
     zipping "#{Time.now.to_i}_#{bid.name}.zip", user_zip_paths, OUTPUT_FOLDER
 
     #@paths = homeworks_attach_path