zip下载必须得登录

app/controllers/zipdown_controller.rb

@@ -9,11 +9,15 @@ class ZipdownController < ApplicationController
 
   #统一下载功能
   def download
+    if User.current.logged?
       begin
         send_file "#{OUTPUT_FOLDER}/#{params[:file]}", :filename => params[:filename], :type => detect_content_type(params[:file])
       rescue => e
         render file: 'public/no_file_found.html'
       end
+    else
+      render_403
+    end
   end
 
   #一个作业下所有文件打包下载，只有admin和课程老师有权限