fix circular dependency -- involves indentations fix

src/socket.io/index.js

@@ -12,12 +12,11 @@ var logger = require('../logger');
 var ratelimit = require('../middleware/ratelimit');
 var cls = require('../middleware/cls');
 
-var Sockets = {};
-var Namespaces = {};
+(function(Sockets) {
+	var Namespaces = {};
+	var io;
 
-var io;
-
-Sockets.init = function(server) {
+	Sockets.init = function (server) {
 		requireModules();
 
 		io = new SocketIO({
@@ -37,46 +36,48 @@ Sockets.init = function(server) {
 		});
 
 		Sockets.server = io;
-};
+	};
 
-function onConnection(socket) {
+	function onConnection(socket) {
 		socket.ip = socket.request.headers['x-forwarded-for'] || socket.request.connection.remoteAddress;
 
 		logger.io_one(socket, socket.uid);
 
-	cls.socket(socket, null, 'connection', function() {
+		cls.socket(socket, null, 'connection', function () {
 			onConnect(socket);
 		});
 
-	socket.on('*', function(payload) {
-		cls.socket(socket, payload, null, function() {
+		socket.on('*', function (payload) {
+			cls.socket(socket, payload, null, function () {
 				onMessage(socket, payload);
 			});
 		});
-}
+	}
 
-function onConnect(socket) {
+	function onConnect(socket) {
 		if (socket.uid) {
 			socket.join('uid_' + socket.uid);
 			socket.join('online_users');
 		} else {
 			socket.join('online_guests');
 		}
-}
+	}
 
-function onDisconnect(socket) {
-	cls.socket(socket, null, 'disconnect', function() {});
-}
+	function onDisconnect(socket) {
+		cls.socket(socket, null, 'disconnect', function () {
+		});
+	}
 
 
-function onMessage(socket, payload) {
+	function onMessage(socket, payload) {
 		if (!payload.data.length) {
 			return winston.warn('[socket.io] Empty payload');
 		}
 
 		var eventName = payload.data[0];
 		var params = payload.data[1];
-	var callback = typeof payload.data[payload.data.length - 1] === 'function' ? payload.data[payload.data.length - 1] : function() {};
+		var callback = typeof payload.data[payload.data.length - 1] === 'function' ? payload.data[payload.data.length - 1] : function () {
+		};
 
 		if (!eventName) {
 			return winston.warn('[socket.io] Empty method name');
@@ -84,7 +85,7 @@ function onMessage(socket, payload) {
 
 		var parts = eventName.toString().split('.');
 		var namespace = parts[0];
-	var methodToCall = parts.reduce(function(prev, cur) {
+		var methodToCall = parts.reduce(function (prev, cur) {
 			if (prev !== null && prev[cur]) {
 				return prev[cur];
 			} else {
@@ -92,7 +93,7 @@ function onMessage(socket, payload) {
 			}
 		}, Namespaces);
 
-	if(!methodToCall) {
+		if (!methodToCall) {
 			if (process.env.NODE_ENV === 'development') {
 				winston.warn('[socket.io] Unrecognized message: ' + eventName);
 			}
@@ -124,36 +125,36 @@ function onMessage(socket, payload) {
 			function (next) {
 				methodToCall(socket, params, next);
 			}
-	], function(err, result) {
+		], function (err, result) {
 			callback(err ? {message: err.message} : null, result);
 		});
-}
+	}
 
-function requireModules() {
+	function requireModules() {
 		var modules = ['admin', 'categories', 'groups', 'meta', 'modules',
 			'notifications', 'plugins', 'posts', 'topics', 'user', 'blacklist'
 		];
 
-	modules.forEach(function(module) {
+		modules.forEach(function (module) {
 			Namespaces[module] = require('./' + module);
 		});
-}
+	}
 
-function validateSession(socket, callback) {
+	function validateSession(socket, callback) {
 		var req = socket.request;
 		if (!req.signedCookies || !req.signedCookies['express.sid']) {
 			return callback(new Error('[[error:invalid-session]]'));
 		}
-	db.sessionStore.get(req.signedCookies['express.sid'], function(err, sessionData) {
+		db.sessionStore.get(req.signedCookies['express.sid'], function (err, sessionData) {
 			if (err || !sessionData) {
 				return callback(err || new Error('[[error:invalid-session]]'));
 			}
 
 			callback();
 		});
-}
+	}
 
-function authorize(socket, callback) {
+	function authorize(socket, callback) {
 		var request = socket.request;
 
 		if (!request) {
@@ -161,11 +162,11 @@ function authorize(socket, callback) {
 		}
 
 		async.waterfall([
-		function(next) {
+			function (next) {
 				cookieParser(request, {}, next);
 			},
-		function(next) {
-			db.sessionStore.get(request.signedCookies['express.sid'], function(err, sessionData) {
+			function (next) {
+				db.sessionStore.get(request.signedCookies['express.sid'], function (err, sessionData) {
 					if (err) {
 						return next(err);
 					}
@@ -179,9 +180,9 @@ function authorize(socket, callback) {
 				});
 			}
 		], callback);
-}
+	}
 
-function addRedisAdapter(io) {
+	function addRedisAdapter(io) {
 		if (nconf.get('redis')) {
 			var redisAdapter = require('socket.io-redis');
 			var redis = require('../database/redis');
@@ -192,23 +193,23 @@ function addRedisAdapter(io) {
 		} else if (nconf.get('isCluster') === 'true') {
 			winston.warn('[socket.io] Clustering detected, you are advised to configure Redis as a websocket store.');
 		}
-}
+	}
 
-Sockets.in = function(room) {
+	Sockets.in = function (room) {
 		return io.in(room);
-};
+	};
 
-Sockets.getUserSocketCount = function(uid) {
+	Sockets.getUserSocketCount = function (uid) {
 		if (!io) {
 			return 0;
 		}
 
 		var room = io.sockets.adapter.rooms['uid_' + uid];
 		return room ? room.length : 0;
-};
+	};
 
 
-Sockets.reqFromSocket = function(socket) {
+	Sockets.reqFromSocket = function (socket) {
 		var headers = socket.request.headers;
 		var host = headers.host;
 		var referer = headers.referer || '';
@@ -222,7 +223,6 @@ Sockets.reqFromSocket = function(socket) {
 			path: referer.substr(referer.indexOf(host) + host.length),
 			headers: headers
 		};
-};
-
+	};
 
-module.exports = Sockets;
+})(exports);