Moved ping to its own controller

re: #6281

config.json.bk

@@ -0,0 +1,11 @@
+{
+    "url": "http://127.0.0.1:4567",
+    "secret": "catsRkool",
+    "database": "redis",
+    "port": 4567,
+    "redis": {
+        "host": "127.0.0.1",
+        "port": "6379",
+        "database": "0"
+    }
+}

src/controllers/index.js

@@ -11,6 +11,7 @@ var helpers = require('./helpers');
 
 var Controllers = module.exports;
 
+Controllers.ping = require('./ping');
 Controllers.home = require('./home');
 Controllers.topics = require('./topics');
 Controllers.posts = require('./posts');

src/controllers/ping.js

@@ -0,0 +1,15 @@
+'use strict';
+
+var async = require('async');
+var db = require('../database');
+
+module.exports.ping = function (req, res, next) {
+	async.waterfall([
+		function (next) {
+			db.getObject('config', next);
+		},
+		function () {
+			res.status(200).send(req.path === '/sping' ? 'healthy' : '200');
+		},
+	], next);
+};

src/webserver.js

@@ -116,6 +116,7 @@ function initializeNodeBB(callback) {
 
 function setupExpressApp(app, callback) {
 	var middleware = require('./middleware');
+	var pingController = require('./controllers/ping');
 
 	var relativePath = nconf.get('relative_path');
 	var viewsDir = nconf.get('views_dir');
@@ -147,8 +148,8 @@ function setupExpressApp(app, callback) {
 
 	app.use(compression());
 
-	app.get(relativePath + '/ping', ping);
-	app.get(relativePath + '/sping', ping);
+	app.get(relativePath + '/ping', pingController.ping);
+	app.get(relativePath + '/sping', pingController.ping);
 
 	setupFavicon(app);
 
@@ -179,17 +180,6 @@ function setupExpressApp(app, callback) {
 	setupAutoLocale(app, callback);
 }
 
-function ping(req, res, next) {
-	async.waterfall([
-		function (next) {
-			db.getObject('config', next);
-		},
-		function () {
-			res.status(200).send(req.path === '/sping' ? 'healthy' : '200');
-		},
-	], next);
-}
-
 function setupFavicon(app) {
 	var faviconPath = meta.config['brand:favicon'] || 'favicon.ico';
 	faviconPath = path.join(nconf.get('base_dir'), 'public', faviconPath.replace(/assets\/uploads/, 'uploads'));