moved login via email detection into the internal login block

src/routes/authentication.js

@@ -6,6 +6,7 @@
 		nconf = require('nconf'),
 		bcrypt = require('bcryptjs'),
 		winston = require('winston'),
+		async = require('async'),
 
 		meta = require('./../meta'),
 		user = require('./../user'),
@@ -30,13 +31,10 @@
 	}
 
 	function login(req, res, next) {
-		if(meta.config.allowLocalLogin !== undefined && parseInt(meta.config.allowLocalLogin, 10) === 0) {
+		var continueLogin = function() {
-			return res.send(404);
-		}
-
 			passport.authenticate('local', function(err, userData, info) {
 				if (err) {
-				return next(err);
+					return res.json(403, err.message);
 				}
 
 				if (!userData) {
@@ -63,6 +61,23 @@
 					res.json(200, info);
 				});
 			})(req, res, next);
+		};
+
+		if(meta.config.allowLocalLogin !== undefined && parseInt(meta.config.allowLocalLogin, 10) === 0) {
+			return res.send(404);
+		}
+
+		if (req.body.username && utils.isEmailValid(req.body.username)) {
+			user.getUsernameByEmail(req.body.username, function(err, username) {
+				if (err) {
+					return next(err);
+				}
+				req.body.username = username ? username : req.body.username;
+				continueLogin();
+			});
+		} else {
+			continueLogin();
+		}
 	}
 
 	function register(req, res) {
@@ -140,19 +155,7 @@
 
 				app.post('/logout', logout);
 				app.post('/register', register);
-				app.post('/login', function(req, res, next) {
+				app.post('/login', login);
-					if (req.body.username && utils.isEmailValid(req.body.username)) {
-						user.getUsernameByEmail(req.body.username, function(err, username) {
-							if (err) {
-								return next(err);
-							}
-							req.body.username = username ? username : req.body.username;
-							login(req, res, next);
-						});
-					} else {
-						login(req, res, next);
-					}
-				});
 			});
 		});
 	};