use req.app.render

src/controllers/sitemap.js

@@ -9,8 +9,8 @@ sitemapController.render = function(req, res, next) {
 		if (err) {
 			return next(err);
 		}
-		var Controllers = require('./index');
-		Controllers.render('sitemap', tplData, function(err, xml) {
+
+		req.app.render('sitemap', tplData, function(err, xml) {
 			if (err) {
 				return next(err);
 			}

src/routes/index.js

@@ -103,9 +103,6 @@ module.exports = function(app, middleware, hotswapIds) {
 	pluginRouter.render = function() {
 		app.render.apply(app, arguments);
 	};
-	controllers.render = function() {
-		app.render.apply(app, arguments);
-	};
 
 	// Set-up for hotswapping (when NodeBB reloads)
 	pluginRouter.hotswapId = 'plugins';