express -> koa (use --harmony flag); bower_components -> public/bower_components; views -> templates/views;

.bowerrc

@@ -0,0 +1,3 @@
+{
+    "directory" : "public/bower_components"
+}

api/feed.js

@@ -2,21 +2,11 @@
  * Created by tmshv on 22/11/14.
  */
 
-var Router = require("express").Router;
+var route = require("koa-route");
 var db = require("../core/db");
 
 module.exports = function (app) {
-    var router;
-    router = new Router();
-    router.route("/api/feed")
-        .get(function (req, res) {
-            db.c("posts").find().toArray()
-                .catch(function(e){
-                    res.error(e);
-                })
-                .then(function (docs) {
-                    res.json(docs);
-                });
-        });
-    app.use(router);
+    app.use(route.get("/api/feed", function *(){
+        this.body = yield db.c("posts").find().toArray();
+    }));
 };

core/db.js

@@ -2,7 +2,6 @@
  * Created by tmshv on 22/11/14.
  */
 
-var Promise = require("promise");
 var mongo = require("promised-mongo");
 var ObjectId = mongo.ObjectId;
 

package.json

@@ -14,14 +14,13 @@
   "author": "Roman Timashev",
   "license": "ISC",
   "dependencies": {
-    "body-parser": "^1.9.3",
     "bower": "^1.3.12",
-    "cookie-parser": "^1.3.3",
-    "express": "^4.10.1",
     "instagram-node": "^0.5.1",
-    "method-override": "^2.3.0",
-    "morgan": "^1.5.0",
-    "promise": "^6.0.1",
+    "koa": "^0.18.0",
+    "koa-logger": "^1.2.2",
+    "koa-route": "^2.4.0",
+    "koa-static": "^1.4.9",
+    "mz": "^1.3.0",
     "promised-mongo": "^0.11.1"
   },
   "devDependencies": {

server.js

@@ -1,45 +1,37 @@
-var express = require("express");
 var path = require("path");
+var fs = require("mz/fs");
 
-var Promise = require("promise");
-var methodOverride = require("method-override");
-var logger = require("morgan");
-var cookieParser = require("cookie-parser");
-var bodyParser = require("body-parser");
+var koa = require("koa");
+var route = require("koa-route");
+var serve = require("koa-static");
+var logger = require("koa-logger");
 
-var app = express();
-app.use("/bower_components", express.static(path.join(__dirname, "bower_components")));
-app.use("/views", express.static(path.join(__dirname, "views")));
-app.use(express.static(path.join(__dirname, "public")));
+var app = koa();
+app.use(logger());
 
-app.use(logger("dev"));
-app.use(cookieParser());
-app.use(bodyParser.json());
-app.use(bodyParser.urlencoded({extended: true}));
-app.use(methodOverride());
+app.use(serve(path.join(__dirname, "public")));
+app.use(serve(path.join(__dirname, "templates")));
+
+app.use(route.get("/", index));
+app.use(route.get("/schedule", index));
+app.use(route.get("/team", index));
+app.use(route.get("/docs", index));
+
+app.use(route.get("/document/:doc", document));
+
+function *index(){
+	var fn = path.join(__dirname, "templates/index.html");
+	this.type = "text/html";
+	this.body = fs.createReadStream(fn);
+}
+
+function *document(){
+	var fn = path.join(__dirname, "templates/document.html");
+	this.type = "text/html";
+	this.body = fs.createReadStream(fn);
+}
 
 require("./api/feed")(app);
-require("./routers/instagram")(app);
-
-app.get("/document/*", function (req, res) {
-	res.sendFile(path.join(__dirname, "views/document.html"));
-});
-
-app.get("/", function (req, res) {
-	res.sendFile(path.join(__dirname, "views/index.html"));
-});
-
-app.get("/schedule", function (req, res) {
-	res.sendFile(path.join(__dirname, "views/index.html"));
-});
-
-app.get("/team", function (req, res) {
-	res.sendFile(path.join(__dirname, "views/index.html"));
-});
-
-app.get("/docs", function (req, res) {
-	res.sendFile(path.join(__dirname, "views/index.html"));
-});
 
 module.exports = function (port) {
 	app.listen(port);