diff --git a/public/src/app.js b/public/src/app.js
index edf22a0c50..9ae50d4d87 100644
--- a/public/src/app.js
+++ b/public/src/app.js
@@ -24,7 +24,7 @@ var socket,
 			reconnecting = false;
 
 			// Rejoin room that was left when we disconnected
-			var	url_parts = document.location.pathname.slice(RELATIVE_PATH.length).split('/').slice(1);
+			var	url_parts = window.location.pathname.slice(RELATIVE_PATH.length).split('/').slice(1);
 			var room;
 
 			switch(url_parts[0]) {
@@ -512,7 +512,10 @@ var socket,
 	app.load = function() {
 		$('document').ready(function () {
 			var url = window.location.pathname.slice(1),
-				tpl_url = ajaxify.getTemplateMapping(url);
+				search = window.location.search,
+				hash = window.location.hash,
+				tpl_url = ajaxify.getTemplateMapping(url),
+				$window = $(window);
 
 			url = url.replace(/\/$/, "");
 
@@ -520,7 +523,7 @@ var socket,
 				url = url.slice(RELATIVE_PATH.length);
 			}
 
-			$(window).trigger('action:ajaxify.start', {
+			$window.trigger('action:ajaxify.start', {
 				url: url
 			});
 
@@ -532,11 +535,11 @@ var socket,
 
 			$('#logout-link').on('click', app.logout);
 
-			$(window).blur(function(){
+			$window.blur(function(){
 				app.isFocused = false;
 			});
 
-			$(window).focus(function(){
+			$window.focus(function(){
 				app.isFocused = true;
 				app.alternatingTitle('');
 			});
@@ -549,21 +552,20 @@ var socket,
 			ajaxify.widgets.render(tpl_url, url);
 
 			if (window.history && window.history.replaceState) {
-				var hash = window.location.hash ? window.location.hash : '';
 				window.history.replaceState({
-					url: url + hash
-				}, url, RELATIVE_PATH + '/' + url + hash);
+					url: url + search + hash
+				}, url, RELATIVE_PATH + '/' + url + search + hash);
 			}
 
 			ajaxify.loadScript(tpl_url, function() {
-				$(window).trigger('action:ajaxify.end', {
+				$window.trigger('action:ajaxify.end', {
 					url: url
 				});
 			});
 		});
 	};
 
-	showWelcomeMessage = location.href.indexOf('loggedin') !== -1;
+	showWelcomeMessage = window.location.href.indexOf('loggedin') !== -1;
 
 	app.loadConfig();
 	app.alternatingTitle('');
diff --git a/public/src/utils.js b/public/src/utils.js
index 534ef59273..944929e486 100644
--- a/public/src/utils.js
+++ b/public/src/utils.js
@@ -272,6 +272,87 @@
 					return env;
 				}
 			}
+		},
+
+		// get all the url params in a single key/value hash
+		params: function(options) {
+			var a, hash = {}, params;
+
+			options = options || {};
+			options.skipToType = options.skipToType || {};
+
+			if (options.url) {
+				a = utils.urlToLocation(options.url);
+			}
+			params = (a ? a.search : window.location.search).substring(1).split("&");
+
+			params.forEach(function(param) {
+				var val = param.split('='),
+					key = decodeURI(val[0]),
+					value = options.skipToType[key] ? decodeURI(val[1]) : utils.toType(decodeURI(val[1]));
+
+				if (key)
+					hash[key] = value;
+			});
+			return hash;
+		},
+
+		param: function(key) {
+			return this.params()[key];
+		},
+
+		urlToLocation: function(url) {
+			var a = document.createElement('a');
+			a.href = url;
+			return a;
+		},
+
+		// return boolean if string 'true' or string 'false', or if a parsable string which is a number
+		// also supports JSON object and/or arrays parsing
+		toType: function(str) {
+			var type = typeof str;
+			if (type !== 'string') {
+				return str;
+			} else {
+				var nb = parseFloat(str);
+				if (!isNaN(nb) && isFinite(str))
+					return nb;
+				if (str === 'false')
+					return false;
+				if (str === 'true')
+					return true;
+
+				try {
+					str = JSON.parse(str);
+				} catch (e) {}
+
+				return str;
+			}
+		},
+
+		// Safely get/set chained properties on an object
+		// set example: utils.props(A, 'a.b.c.d', 10) // sets A to {a: {b: {c: {d: 10}}}}, and returns 10
+		// get example: utils.props(A, 'a.b.c') // returns {d: 10}
+		// get example: utils.props(A, 'a.b.c.foo.bar') // returns undefined without throwing a TypeError
+		// credits to github.com/gkindel
+		props: function(obj, props, value) {
+			if(obj === undefined)
+				obj = window;
+			if(props == null)
+				return undefined;
+			var i = props.indexOf('.');
+			if( i == -1 ) {
+				if(value !== undefined)
+					obj[props] = value;
+				return obj[props];
+			}
+			var prop = props.slice(0, i),
+				newProps = props.slice(i + 1);
+
+			if(props !== undefined && !(obj[prop] instanceof Object) )
+				obj[prop] = {};
+
+			return util.props(obj[prop], newProps, value);
 		}
 	};
 
diff --git a/src/controllers/index.js b/src/controllers/index.js
index 47ea0dcd88..528472afb7 100644
--- a/src/controllers/index.js
+++ b/src/controllers/index.js
@@ -207,7 +207,12 @@ Controllers.register = function(req, res, next) {
 	data.minimumPasswordLength = meta.config.minimumPasswordLength;
 	data.termsOfUse = meta.config.termsOfUse;
 
-	res.render('register', data);
+	plugins.fireHook('filter:register.build', req, res, data, function(err, data) {
+		if (err && process.env === 'development') {
+			winston.warn(JSON.stringify(err));
+		}
+		res.render('register', data);
+	});
 };
 
 
diff --git a/src/plugins.js b/src/plugins.js
index c72420def7..a1c715711b 100644
--- a/src/plugins.js
+++ b/src/plugins.js
@@ -295,14 +295,14 @@ var fs = require('fs'),
 	};
 
 	Plugins.fireHook = function(hook) {
-		var callback = typeof arguments[arguments.length-1] === "function" ? arguments[arguments.length-1] : null,
+		var callback = typeof arguments[arguments.length-1] === 'function' ? arguments[arguments.length-1] : null,
 			args = arguments.length ? Array.prototype.slice.call(arguments, 1) : [];
 
 		if (callback) {
 			args.pop();
 		}
 
-		hookList = Plugins.loadedHooks[hook];
+		var hookList = Plugins.loadedHooks[hook];
 
 		if (hookList && Array.isArray(hookList)) {
 			// if (global.env === 'development') winston.info('[plugins] Firing hook: \'' + hook + '\'');
@@ -334,7 +334,7 @@ var fs = require('fs'),
 					}, function(err, values) {
 						if (err) {
 							if (global.env === 'development') {
-								winston.info('[plugins] Problem executing hook: ' + hook);
+								winston.info('[plugins] Problem executing hook: ' + hook + ' err: ' + JSON.stringify(err));
 							}
 						}
 
diff --git a/src/routes/authentication.js b/src/routes/authentication.js
index b203952b99..c008dd2b80 100644
--- a/src/routes/authentication.js
+++ b/src/routes/authentication.js
@@ -73,13 +73,12 @@
 		var userData = {
 			username: req.body.username,
 			password: req.body.password,
-			email: req.body.email,
-			ip: req.ip
+			email: req.body.email
 		};
 
-		plugins.fireHook('filter:register.check', userData, function(err, userData) {
+		plugins.fireHook('filter:register.check', req, res, userData, function(err, userData) {
 			if (err) {
-				return res.redirect(nconf.get('relative_path') + '/register');
+				return res.redirect(nconf.get('relative_path') + '/register' + (err.message ? '?error=' + err.message : ''));
 			}
 
 			user.create(userData, function(err, uid) {