diff --git a/app/controllers/application_controller.rb b/app/controllers/application_controller.rb
index 4c61fb1df..06adc676d 100644
--- a/app/controllers/application_controller.rb
+++ b/app/controllers/application_controller.rb
@@ -404,25 +404,6 @@ class ApplicationController < ActionController::Base
 		end
 	end
 
-	#　处理返回非０就报错的请求
-	def interface_post(uri, params, status, message)
-		begin
-			uid_logger_dubug("--uri_exec: params is #{params}, url is #{uri}")
-			uri = URI.parse(URI.encode(uri.strip))
-			res = Net::HTTP.post_form(uri, params).body
-			uid_logger_dubug("--uri_exec: .....res is #{res}")
-			res = JSON.parse(res)
-			if (res && res['code'] != 0)
-				tip_exception(status, message)
-			else
-				res
-			end
-		rescue Exception => e
-			uid_logger("--uri_exec: exception #{e.message}")
-			raise Educoder::TipException.new("实训平台繁忙（繁忙等级：84）")
-		end
-	end
-
 	# json格式请求
 	def interface_json_post(uri, params, status, message)
 		begin
diff --git a/app/controllers/hack_user_lastest_codes_controller.rb b/app/controllers/hack_user_lastest_codes_controller.rb
index 2d749ce75..d03b9bd7d 100644
--- a/app/controllers/hack_user_lastest_codes_controller.rb
+++ b/app/controllers/hack_user_lastest_codes_controller.rb
@@ -1,9 +1,9 @@
 class HackUserLastestCodesController < ApplicationController
   before_action :require_login, except: [:listen_result]
   before_action :find_my_hack, only: [:show, :code_debug, :code_submit, :update_code,
-                                      :listen_result, :result, :submit_records]
+                                      :listen_result, :result, :submit_records, :restore_initial_code]
   before_action :update_user_hack_status, only: [:code_debug, :code_submit]
-  before_action :require_auth_identity, only: [:update_code]
+  before_action :require_auth_identity, only: [:update_code, :restore_initial_code]
   before_action :require_manager_identity, only: [:update_code]
 
   def show
@@ -14,6 +14,11 @@ class HackUserLastestCodesController < ApplicationController
     @my_hack.update_attribute(:code, params[:code])
   end
 
+  # 回复初始代码
+  def restore_initial_code
+    @my_hack.update_attribute(:code, @hack.code)
+  end
+
   # 调试代码
   def code_debug
     exec_mode = "debug"
diff --git a/app/controllers/weapps/code_sessions_controller.rb b/app/controllers/weapps/code_sessions_controller.rb
index 887e97eed..2dbd08e82 100644
--- a/app/controllers/weapps/code_sessions_controller.rb
+++ b/app/controllers/weapps/code_sessions_controller.rb
@@ -15,6 +15,8 @@ class Weapps::CodeSessionsController < Weapps::BaseController
       logged = true
     else
       # 根据 code没拿到 unionid
+      Rails.logger.info("[Weapp] session_key: #{result['session_key']}")
+      Rails.logger.info("[Weapp] code: #{params[:code]}")
       user_info = Wechat::Weapp.decrypt(result['session_key'], params[:encrypted_data], params[:iv])
 
       # 老用户，已绑定
diff --git a/app/libs/wechat/weapp.rb b/app/libs/wechat/weapp.rb
index cbf26efd2..ca356b28d 100644
--- a/app/libs/wechat/weapp.rb
+++ b/app/libs/wechat/weapp.rb
@@ -22,8 +22,8 @@ class Wechat::Weapp
     end
 
     def decrypt(session_key, encrypted_data, iv)
-      session_key = Base64.decode64(session_key).force_encoding("utf-8")
-      encrypted_data = Base64.decode64(encrypted_data).force_encoding("utf-8")
+      session_key = Base64.decode64(session_key)
+      encrypted_data = Base64.decode64(encrypted_data)
       iv = Base64.decode64(iv)
 
       cipher = OpenSSL::Cipher::AES.new(128, :CBC)
diff --git a/app/views/hack_user_lastest_codes/restore_initial_code.json.jbuilder b/app/views/hack_user_lastest_codes/restore_initial_code.json.jbuilder
new file mode 100644
index 000000000..3b272f298
--- /dev/null
+++ b/app/views/hack_user_lastest_codes/restore_initial_code.json.jbuilder
@@ -0,0 +1 @@
+json.code @hack.code
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index fc2ff5e3d..577428c7a 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -42,7 +42,6 @@ Rails.application.routes.draw do
       member do
         post :publish
         get :start
-        get :result
         post :update_set
         delete :delete_set
       end
@@ -57,8 +56,16 @@ Rails.application.routes.draw do
         get :code_debug
         get :code_submit
         match :listen_result, :via => [:get, :post]
+        get :result
+        get :submit_records
+        post :restore_initial_code
+      end
+
+      collection do
+        get :record_detail
       end
 
+
     end
 
 
diff --git a/public/images/educoder/xcx/myinfobanner.png b/public/images/educoder/xcx/myinfobanner.png
new file mode 100644
index 000000000..10046e361
Binary files /dev/null and b/public/images/educoder/xcx/myinfobanner.png differ