demo9

zhangyashen · Jan 10, 2017 · 45a7667 · 45a7667
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diff --git a/demo9/conf/nginx.conf b/demo9/conf/nginx.conf
@@ -0,0 +1,27 @@
+
+worker_processes  1;
+
+error_log logs/error.log notice;
+
+events {
+    worker_connections 1024;
+}
+
+http {
+    lua_package_path "/Users/john/opensource/openresty-web-dev/demo9/lua/?.lua;/Users/john/opensource/openresty-web-dev/demo9/lualib/?.lua;/usr/local/openresty/lualib/?.lua";
+    server {
+        listen 80;
+        server_name localhost;
+        lua_code_cache off;
+
+        location / {
+            root lua;
+        	default_type "text/html; charset=utf-8";
+        	content_by_lua_file lualib/lite/mvc.lua;
+        }
+
+        location ~ ^/js/|^/css/|\.html {
+        	root html;
+        }
+    }
+}
diff --git a/demo9/logs/.gitignore b/demo9/logs/.gitignore
@@ -0,0 +1,2 @@
+*.log
+*.pid
diff --git a/demo9/lua/mvc.lua b/demo9/lua/mvc.lua
@@ -0,0 +1,61 @@
+
+local uri = ngx.var.uri
+-- 如果是首页
+if uri == "" or uri == "/" then
+    local res = ngx.location.capture("/index.html", {})
+    ngx.say(res.body)
+    return
+end
+
+local m, err = ngx.re.match(uri, "([a-zA-Z0-9-]+)/*([a-zA-Z0-9-]+)*")
+
+local moduleName = m[1]     -- 模块名
+local method = m[2]         -- 方法名
+
+if not method then
+    method = "index"        -- 默认访问index方法
+else
+    method = ngx.re.gsub(method, "-", "_")    
+end
+
+-- 控制器默认在web包下面
+local prefix = "web."       
+local path = prefix .. moduleName
+
+-- 尝试引入模块，不存在则报错
+local ret, ctrl, err = pcall(require, path)
+
+local is_debug = true       -- 调试阶段，会输出错误信息到页面上
+
+if ret == false then
+    if is_debug then
+        ngx.status = 404
+        ngx.say("<p style='font-size: 50px'>Error: <span style='color:red'>" .. ctrl .. "</span> module not found !</p>")
+    end
+    ngx.exit(404)
+end
+
+-- 尝试获取模块方法，不存在则报错
+local req_method = ctrl[method]
+
+if req_method == nil then
+    if is_debug then
+        ngx.status = 404
+        ngx.say("<p style='font-size: 50px'>Error: <span style='color:red'>" .. method .. "()</span> method not found in <span style='color:red'>" .. moduleName .. "</span> lua module !</p>")
+    end
+    ngx.exit(404)
+end
+
+-- 执行模块方法，报错则显示错误信息，所见即所得，可以追踪lua报错行数
+ret, err = pcall(req_method)
+
+if ret == false then
+    if is_debug then
+        ngx.status = 404
+        ngx.say("<p style='font-size: 50px'>Error: <span style='color:red'>" .. err .. "</span></p>")
+    else
+        ngx.exit(500)
+    end
+end
+
+
diff --git a/demo9/lua/tpl/index.html b/demo9/lua/tpl/index.html
@@ -0,0 +1,9 @@
+<html>
+<head>
+	<meta charset="UTF-8">
+	<title>{{ title }}</title>
+</head>
+<body>
+	{* content *}
+</body>
+</html>
diff --git a/demo9/lua/web/index.lua b/demo9/lua/web/index.lua
@@ -0,0 +1,21 @@
+local template = require "resty.template"
+
+local _M = {}
+
+function _M.index()
+	local model = {title = "hello template", content = "<h1>content</h1>"}
+	template.render('tpl/index.html', model)
+-- 	template.render([[
+-- <html>
+-- <head>
+-- 	<meta charset="UTF-8">
+-- 	<title>{{title}}</title>
+-- </head>
+-- <body>
+-- 	{* content *}
+-- </body>
+-- </html>
+-- 		]], model)
+end
+
+return _M
diff --git a/demo9/lua/web/user.lua b/demo9/lua/web/user.lua
@@ -0,0 +1,21 @@
+local cjson = require "cjson"
+local req = require "lite.req"
+
+local _M = {}
+
+local users = {"张三", "李四", "王五"}
+
+function _M.index()
+	ngx.say(cjson.encode(users))
+end
+
+function _M.get()
+	local args = req.getArgs()
+	local index = tonumber(args['index'])
+	if not index then
+		index = 1
+	end
+	ngx.say(users[index])
+end
+
+return _M
diff --git a/demo9/lualib/lite/mvc.lua b/demo9/lualib/lite/mvc.lua
@@ -0,0 +1,61 @@
+
+local uri = ngx.var.uri
+-- 如果是首页
+if uri == "" or uri == "/" then
+    local res = ngx.location.capture("/index.html", {})
+    ngx.say(res.body)
+    return
+end
+
+local m, err = ngx.re.match(uri, "([a-zA-Z0-9-]+)/*([a-zA-Z0-9-]+)*")
+
+local is_debug = true       -- 调试阶段，会输出错误信息到页面上
+
+local moduleName = m[1]     -- 模块名
+local method = m[2]         -- 方法名
+
+if not method then
+    method = "index"        -- 默认访问index方法
+else
+    method = ngx.re.gsub(method, "-", "_")    
+end
+
+-- 控制器默认在web包下面
+local prefix = "web."       
+local path = prefix .. moduleName
+
+-- 尝试引入模块，不存在则报错
+local ret, ctrl, err = pcall(require, path)
+
+if ret == false then
+    if is_debug then
+        ngx.status = 404
+        ngx.say("<p style='font-size: 50px'>Error: <span style='color:red'>" .. ctrl .. "</span> module not found !</p>")
+    end
+    ngx.exit(404)
+end
+
+-- 尝试获取模块方法，不存在则报错
+local req_method = ctrl[method]
+
+if req_method == nil then
+    if is_debug then
+        ngx.status = 404
+        ngx.say("<p style='font-size: 50px'>Error: <span style='color:red'>" .. method .. "()</span> method not found in <span style='color:red'>" .. moduleName .. "</span> lua module !</p>")
+    end
+    ngx.exit(404)
+end
+
+-- 执行模块方法，报错则显示错误信息，所见即所得，可以追踪lua报错行数
+ret, err = pcall(req_method)
+
+if ret == false then
+    if is_debug then
+        ngx.status = 404
+        ngx.say("<p style='font-size: 50px'>Error: <span style='color:red'>" .. err .. "</span></p>")
+    else
+        ngx.exit(500)
+    end
+end
+
+
diff --git a/demo9/lualib/lite/req.lua b/demo9/lualib/lite/req.lua
@@ -0,0 +1,20 @@
+local _M = {}
+
+-- 获取http get/post 请求参数
+function _M.getArgs()
+    local request_method = ngx.var.request_method
+    local args = ngx.req.get_uri_args()
+    -- 参数获取
+    if "POST" == request_method then
+        ngx.req.read_body()
+        local postArgs = ngx.req.get_post_args()
+        if postArgs then
+            for k, v in pairs(postArgs) do
+                args[k] = v
+            end
+        end
+    end
+    return args
+end
+
+return _M
diff --git a/demo9/lualib/resty/.DS_Store b/demo9/lualib/resty/.DS_Store