dont let users with the same username/slug register closes #33

public/src/forum/register.js

@@ -5,15 +5,18 @@
 		emailEl = document.getElementById('email'),
 		username_notify = document.getElementById('username-notify'),
 		email_notify = document.getElementById('email-notify'),
-		password_notify = document.getElementById('password-notify');
+		password_notify = document.getElementById('password-notify'),
+		emailexists = false,
+		userexists = false;
 
-	username.onkeyup = function() {
+	$(username).on('keyup change', function() {
 		if (username.value.length > 2) socket.emit('user.exists', {username: username.value});
 		else {
 			username_notify.innerHTML = 'Username too short';
 			username_notify.className = 'label label-important';
 		}
-	}
+	});
+
 	emailEl.addEventListener('change', function() {
 		socket.emit('user.email.exists', { email: emailEl.value });
 	}, false);
@@ -28,6 +31,7 @@
 	ajaxify.register_events(['user.exists', 'user.email.exists']);
 
 	socket.on('user.exists', function(data) {
+		userexists = data.exists;
 		if (data.exists == true) {
 			username_notify.innerHTML = 'Username exists';
 			username_notify.className = 'label label-important';
@@ -37,6 +41,7 @@
 		}
 	});
 	socket.on('user.email.exists', function(data) {
+		emailexists = data.exists;
 		if (data.exists === true) {
 			email_notify.innerHTML = 'Email Address exists';
 		} else {
@@ -80,6 +85,14 @@
 			email_notify.innerHTML = '';
 		}
 
+		if(emailexists) {
+			email_notify.innerHTML = 'Email Address exists';
+			validated = false;
+		}
+
+		if(userexists)
+			validated = false;
+
 		return validated;
 	}
 	register.addEventListener('click', function(e) {

src/user.js

@@ -163,12 +163,20 @@ var utils = require('./../public/src/utils.js'),
 
 	User.create = function(username, password, email, callback) {
 
-		User.exists(username, function(exists) {
+		var userslug = utils.slugify(username);
+
+		User.exists(userslug, function(exists) {
+
+			if(exists) {
+				console.log("user name taken");
+				callback(null, 0);
+				return;
+			}
+
 			RDB.incr('global:next_user_id', function(err, uid) {
 				RDB.handle(err);
 
 				var gravatar = User.createGravatarURLFromEmail(email);
-				var userslug = utils.slugify(username);
 
 				RDB.hmset('user:'+uid, {
 					'username' : username,
@@ -380,8 +388,8 @@ var utils = require('./../public/src/utils.js'),
 		});
 	}
 
-	User.exists = function(username, callback) {
-		User.get_uid_by_username(username, function(exists) {
+	User.exists = function(userslug, callback) {
+		User.get_uid_by_userslug(userslug, function(exists) {
 			exists = !!exists;
 
 			if (callback) 

src/websockets.js

@@ -147,7 +147,7 @@ var SocketIO = require('socket.io').listen(global.server, { log:false }),
 		});
 		
 		socket.on('user.exists', function(data) {
-			user.exists(data.username, function(exists){
+			user.exists(utils.slugify(data.username), function(exists){
 				socket.emit('user.exists', {exists: exists});
 			});
 		});