fixed get_file request.referer

app/controllers/attachments_controller.rb

@@ -30,6 +30,7 @@ class AttachmentsController < ApplicationController
 
 
   def get_file
+    Rails.logger.info("request.referer===#{request.referer}")
     normal_status(-1, "参数缺失") if params[:download_url].blank?
     url = base_url.starts_with?("https:") ? params[:download_url].to_s.gsub("http:", "https:") : params[:download_url].to_s
     md5_file  = Digest::MD5.hexdigest(params[:download_url])