From e2857700cbe0013d8542f1d1c3066d82e6c9d8e1 Mon Sep 17 00:00:00 2001
From: acache <nybywan@gmail.com>
Date: Fri, 13 Mar 2015 23:28:46 +0800
Subject: [PATCH] Update remap_lua.md
MIME-Version: 1.0
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把if cached_status == TS_LUA_CACHE_LOOKUP_HIT_FRESH then改为if TS_LUA_CACHE_LOOKUP_HIT_FRESH == cached_status then，不然判断不成功。
---
 doc/remap_lua.md | 38 +++++++++++++++++++-------------------
 1 file changed, 19 insertions(+), 19 deletions(-)

diff --git a/doc/remap_lua.md b/doc/remap_lua.md
index 7a49101..6d1e879 100644
--- a/doc/remap_lua.md
+++ b/doc/remap_lua.md
@@ -1,43 +1,43 @@
-Remap��Lua
+Remap与Lua
 ==========
-���°汾�lua�ѿ�Ƕ�뵽remap.config�֧�ָ����Ļ���http header���
+在新版本里，lua已可嵌入到remap.config里，支持更灵活的基于http header编程
 
-ts-lua �ӿ��ĵ�https://github.com/portl4t/ts-lua
+ts-lua 接口文档https://github.com/portl4t/ts-lua
 
-### ����˵��
-Remap ��֧������Lua Hook�������׶�
+### 配置说明
+Remap 可支持配置Lua Hook点的五个阶段
 
 * do_remap 
 
-        remapǰ�׶Σ��ý׶ο����޸Ĵ洢key���ܾ�����ȵȲ���
+        remap前阶段，该阶段可以修改存储key，拒绝服务等等操作
 
 * send_request
 
-        ��Դ����request �׶Σ��ý׶ο��Զ�ȡ���޸Ļ�Դrequest header
+        回源发送request 阶段，该阶段可以读取、修改回源request header
 
 * read_response
 
-        ��ȡ��Դresponse �׶Σ��ý׶ο��Զ�ȡ���޸Ļ�Դ���յ�response header
+        读取回源response 阶段，该阶段可以读取、修改回源接收的response header
 
 * send_response
 
-        ���͸�client response �׶Σ��ý׶ο��Զ�ȡ���޸ķ��͸��û�response header
+        发送给client response 阶段，该阶段可以读取、修改发送给用户response header
 
 * cache_lookup_complete
 
-        Cache ��ȡ�׶Σ��ý׶ο����ж϶�����Cache״̬����ȡCache�е�response header��
+        Cache 读取阶段，该阶段可以判断读出的Cache状态，读取Cache中的response header等
         
 
-### ����ʾ��
+### 配置示例
 
-> ע�� һ��remap �����ʹ�ö��״̬�����״̬��ϳ�һ���ű�ʹ��
+> 注： 一个remap 里可以使用多个状态，多个状态配合成一个脚本使用
 
 * do_remap
 
         http www.taobao.com {
             map / http://www.taobao.com.inner.taobao.com {
                 script do_remap {
-                    -- �ж�Useragent ����ת
+                    -- 判断Useragent 做跳转
                     ts.ctx['is_forbidden'] = 0
                     local uagent = ts.client_request.header['User-Agent']
                     if string.find(uagent, 'haoyu') then
@@ -62,7 +62,7 @@ Remap 
         http www.taobao.com {
             map / http://www.taobao.com.inner.taobao.com {
                 script send_request {
-                    -- �ѻ�Դrequest Host �ij�www.tmall.com
+                    -- 把回源request Host 改成www.tmall.com
                     ts.client_request.header['Host'] = 'www.tmall.com'
                 }
             }
@@ -74,7 +74,7 @@ Remap 
         http www.taobao.com {
             map / http://www.taobao.com.inner.taobao.com {
                 script read_response {
-                    -- ����Accept-Test ���ั������
+                    -- 按照Accept-Test 做多副本缓存
                     ts.server_response.header['Vary'] = "Accept-Test"
                 }
             }
@@ -85,7 +85,7 @@ Remap 
         http www.taobao.com {
             map / http://www.taobao.com.inner.taobao.com {
                 script send_response {
-                    -- ����Response Header
+                    -- 添加Response Header
                     ts.client_response.header['Test'] = 'yes'
                 }
             }
@@ -96,9 +96,9 @@ Remap 
         http www.taobao.com {
             map / http://www.taobao.com.inner.taobao.com {
                 script cache_lookup_complete {
-                    -- ���Cache ״̬
+                    -- 获得Cache 状态
                     local cache_status = ts.http.get_cache_lookup_status()
-                    if cached_status == TS_LUA_CACHE_LOOKUP_HIT_FRESH then
+                    if TS_LUA_CACHE_LOOKUP_HIT_FRESH == cached_status then
                         ts.ctx['cstatus'] = 'hit'
                     else
                         ts.ctx['cstatus'] = 'miss'
@@ -106,7 +106,7 @@ Remap 
                 }
                 
                 script send_response {
-                    -- ����Cache״̬ͷ
+                    -- 添加Cache状态头
                     ts.client_response.header['Cache-Status'] = ts.ctx['cstatus']
                 }
             }