v3: port static pages, make routes lib more flexible, share middlewares between v2 and v3, port v1, simplify server.js

website/src/middlewares/api-v3/v3.js

@@ -0,0 +1,27 @@
+import express from 'express';
+import expressValidator from 'express-validator';
+import getUserLanguage from './getUserLanguage';
+import responseHandler from './response';
+import analytics from './analytics';
+import setupBody from './setupBody';
+import routes from '../../libs/api-v3/routes';
+import path from 'path';
+
+const v3app = express();
+
+// re-set the view options because they are not inherited from the top level app
+v3app.set('view engine', 'jade');
+v3app.set('views', `${__dirname}/../../../views`);
+
+v3app.use(expressValidator());
+v3app.use(analytics);
+v3app.use(setupBody);
+v3app.use(responseHandler);
+v3app.use(getUserLanguage); // TODO move to after auth for authenticated routes
+
+const CONTROLLERS_PATH = path.join(__dirname, '/../../controllers/api-v3/');
+const router = express.Router(); // eslint-disable-line babel/new-cap
+routes.walkControllers(router, CONTROLLERS_PATH);
+v3app.use(router);
+
+module.exports = v3app;