From e3b395960c7089a16efb8cc7c51367ed2ffa5354 Mon Sep 17 00:00:00 2001
From: guange <8863824@gmail.com>
Date: Fri, 25 Dec 2015 17:46:45 +0800
Subject: [PATCH] =?UTF-8?q?base64=E7=9A=84+=E5=8F=B7=E8=A6=81=E5=A4=84?=
 =?UTF-8?q?=E7=90=86=E4=B8=80=E4=B8=8B?=
MIME-Version: 1.0
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Content-Transfer-Encoding: 8bit

---
 app/controllers/zipdown_controller.rb | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/app/controllers/zipdown_controller.rb b/app/controllers/zipdown_controller.rb
index 2a4430935..d66c6a30d 100644
--- a/app/controllers/zipdown_controller.rb
+++ b/app/controllers/zipdown_controller.rb
@@ -17,6 +17,7 @@ class ZipdownController < ApplicationController
       begin
         if params[:base64file]
           file = Base64.decode64(params[:base64file])
+          file = file.sub('*', '+')
           send_file "#{OUTPUT_FOLDER}/#{file}", :filename => filename_for_content_disposition(file), :type => detect_content_type(file)
         else
           send_file "#{OUTPUT_FOLDER}/#{params[:file]}", :filename => filename_for_content_disposition(params[:filename]), :type => detect_content_type(params[:file])
@@ -118,11 +119,15 @@ class ZipdownController < ApplicationController
     [{files:[out_file.file_path], count: 1, index: 1,
       real_file: out_file.file_path,
       file: File.basename(out_file.file_path),
-      base64file: Base64.encode64(File.basename(out_file.file_path)),
+      base64file: encode64(File.basename(out_file.file_path)),
       size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
      }]
   end
 
+  def encode64(str)
+    Base64.encode64(str).sub('+', '*')
+  end
+
   def zip_homework_common homework_common
     bid_homework_path = []
     digests = []
@@ -142,7 +147,7 @@ class ZipdownController < ApplicationController
     [{files:[out_file.file_path], count: 1, index: 1,
       real_file: out_file.file_path,
       file: File.basename(out_file.file_path),
-      base64file: Base64.encode64(File.basename(out_file.file_path)),
+      base64file: encode64(File.basename(out_file.file_path)),
       size:(out_file.pack_size / 1024.0 / 1024.0).round(2)
      }]
   end