update express to 4.x

update express to 4.x and add other dependences
mod app.js to suit express 4.x

template/web-server/app.js

@@ -1,27 +1,30 @@
 var express = require('express');
-var app = express.createServer();
+var path = require('path');
+var favicon = require('serve-favicon');
+var logger = require('morgan');
+var errorHandler = require('errorHandler');
+var cookieParser = require('cookie-parser');
+var bodyParser = require('body-parser');
+var app = express();
 
-app.configure(function(){
-  app.use(express.methodOverride());
-  app.use(express.bodyParser());
-  app.use(app.router);
-  app.set('view engine', 'jade');
-  app.set('views', __dirname + '/public');
-  app.set('view options', {layout: false});
-  app.set('basepath',__dirname + '/public');
-});
+app.use(logger('dev'));
+app.use(bodyParser.json());
+app.use(bodyParser.urlencoded({ extended: false }));
+app.use(cookieParser());
 
-app.configure('development', function(){
-  app.use(express.static(__dirname + '/public'));
-  app.use(express.errorHandler({ dumpExceptions: true, showStack: true }));
-});
-
-app.configure('production', function(){
+app.set('view engine', 'jade');
+app.set('views', path.join(__dirname, 'public'));
+// 只用于开发环境
+if ('development' == app.get('env')) {
+  app.use(express.static(path.join(__dirname, 'public')));
+  app.use(errorHandler({ dumpExceptions: true, showStack: true }));
+}
+// 只用于生产环境
+if ('production' == app.get('env')) {
   var oneYear = 31557600000;
-  app.use(express.static(__dirname + '/public', { maxAge: oneYear }));
-  app.use(express.errorHandler());
-});
-
+  app.use(express.static(path.join(__dirname, 'public'), { maxAge: oneYear }));
+  app.use(errorHandler());
+}
 console.log("Web server has started.\nPlease log on http://127.0.0.1:3001/index.html");
 
-app.listen(3001);
+app.listen(3001);

template/web-server/package.json

@@ -3,6 +3,13 @@
   "version": "0.0.1",
   "private": false,
   "dependencies": {
-    "express": "3.4.8"
+    "body-parser": "~1.13.2",
+    "cookie-parser": "~1.3.5",
+    "debug": "~2.2.0",
+    "errorhandler": "^1.4.2",
+    "express": "~4.13.1",
+    "jade": "~1.11.0",
+    "morgan": "~1.6.1",
+    "serve-favicon": "~2.3.0"
   }
 }