fix redis test for custom home page

src/controllers/home.js

@@ -1,51 +1,45 @@
 'use strict';
 
+var async = require('async');
 var plugins = require('../plugins');
 var meta = require('../meta');
 var user = require('../user');
-var pubsub = require('../pubsub');
 
-var adminHomePageRoute;
+function adminHomePageRoute() {
-var getRoute;
+	return (meta.config.homePageRoute || meta.config.homePageCustom || '').replace(/^\/+/, '') || 'categories';
-
-function configUpdated() {
-	adminHomePageRoute = (meta.config.homePageRoute || meta.config.homePageCustom || '').replace(/^\/+/, '') || 'categories';
-	getRoute = parseInt(meta.config.allowUserHomePage, 10) ? getRouteAllowUserHomePage : getRouteDisableUserHomePage;
-}
-
-function getRouteDisableUserHomePage(uid, next) {
-	next(null, adminHomePageRoute);
-}
-
-function getRouteAllowUserHomePage(uid, next) {
-	user.getSettings(uid, function (err, settings) {
-		if (err) {
-			return next(err);
 }
 
-		var route = adminHomePageRoute;
+function getUserHomeRoute(uid, callback) {
+	async.waterfall([
+		function (next) {
+			user.getSettings(uid, next);
+		},
+		function (settings, next) {
+			var route = adminHomePageRoute();
 
 			if (settings.homePageRoute !== 'undefined' && settings.homePageRoute !== 'none') {
 				route = settings.homePageRoute || route;
 			}
 
 			next(null, route);
-	});
+		},
+	], callback);
 }
 
-pubsub.on('config:update', configUpdated);
-configUpdated();
-
 function rewrite(req, res, next) {
 	if (req.path !== '/' && req.path !== '/api/' && req.path !== '/api') {
 		return next();
 	}
 
-	getRoute(req.uid, function (err, route) {
+	async.waterfall([
-		if (err) {
+		function (next) {
-			return next(err);
+			if (parseInt(meta.config.allowUserHomePage, 10)) {
+				getUserHomeRoute(req.uid, next);
+			} else {
+				next(null, adminHomePageRoute());
 			}
-
+		},
+		function (route, next) {
 			var hook = 'action:homepage.get:' + route;
 
 			if (!plugins.hasListeners(hook)) {
@@ -55,7 +49,8 @@ function rewrite(req, res, next) {
 			}
 
 			next();
-	});
+		},
+	], next);
 }
 
 exports.rewrite = rewrite;