Added log module

lib/NodeLog.js

@@ -0,0 +1,65 @@
+var Log = {};
+
+var Colors = Object.freeze({
+    DEFAULT: '\033[0m',
+    BLACK:   '\033[30m',
+    RED:     '\033[31m',
+    GREEN:   '\033[32m',
+    YELLOW:  '\033[33m',
+    BLUE:    '\033[34m',
+    MAGENTA: '\033[35m',
+    CYAN:    '\033[36m',
+});
+
+var isDev = require('express')().get('env') === 'development';
+
+var log;
+
+if (isDev) {
+    log = function(elt, color) {
+        console.log(color + elt + Colors.DEFAULT);
+    }
+} else {
+    log = function(elt, color) {
+        console.log(elt);
+    }
+}
+
+Log.ready = function(msg) {
+    log('[RDY] ' + new Date() + ' ' + msg, Colors.GREEN);
+}
+
+Log.request = function(req, res) {
+    log(
+        '[REQ] ' + new Date() + ' ' +
+        (req.headers['x-forwarded-for'] || req.connection.remoteAddress) +
+        ' : ' + req.url,
+        Colors.CYAN
+    );
+}
+
+Log.socket = {};
+Log.socket.connection = function(socket) {
+    log(
+        '[SOK] ' + new Date() + ' ' +
+        socket.handshake.address + ' connection',
+        Colors.YELLOW
+    );
+}
+
+Log.socket.disconnect = function(socket) {
+    log(
+        '[SOK] ' + new Date() + ' ' +
+        socket.handshake.address + ' disconnect',
+        Colors.YELLOW
+    );
+}
+
+Log.dberror = function(error) {
+    log(
+        '[DBE] ' + new Date() + ' ' + error,
+        Colors.RED
+    );
+}
+
+module.exports = Log;