fixed division by zero error for form field statistics

app/models/form.server.model.js

@@ -256,9 +256,14 @@ FormSchema.virtual('analytics.fields').get(function () {
 			}
 
 			var totalViews = dropoffViews+continueViews;
-			var continueRate = (continueViews/totalViews*100).toFixed(0);
-			var dropoffRate = (dropoffViews/totalViews*100).toFixed(0);
-
+			var continueRate = 0;
+			var dropoffRate = 0;
+			
+			if(totalViews > 0){
+				continueRate = (continueViews/totalViews*100).toFixed(0);
+				dropoffRate = (dropoffViews/totalViews*100).toFixed(0);
+			}
+			
 			fieldDropoffs[i] = {
 				dropoffViews: dropoffViews,
 				responses: continueViews,

app/views/form.server.view.html

@@ -98,7 +98,10 @@
 <script type="text/javascript">
 	var user = {{ user | json | safe }};
 	var signupDisabled = {{signupDisabled | safe}};
-	var socketPort = {{socketPort | safe}};
+	var socketPort = false;
+	{% if socketPort %}
+		socketPort = {{socketPort | safe }};
+	{% endif %}
 	var socketUrl = "{{socketUrl | safe}}";
 	var subdomainsDisabled = {{subdomainsDisabled | safe}};
 </script>

app/views/layout.server.view.html

@@ -72,8 +72,8 @@
 	<!--Embedding The signupDisabled Boolean-->
 	<script type="text/javascript">
 		var signupDisabled = {{signupDisabled | safe}};
-		var socketPort = {{socketPort | safe}};
-		var socketUrl = "{{socketUrl | safe}}";
+		var socketPort = {{socketPort | safe}} || false;
+		var socketUrl = "{{socketUrl | safe}}" || false;
 		var subdomainsDisabled = {{subdomainsDisabled | safe}};
 	</script>
 

config/express.js

@@ -58,11 +58,13 @@ module.exports = function(db) {
 
 	if(config.socketPort && process.env.NODE_ENV !== 'production'){
 		app.locals.socketPort = config.socketPort;
+	} else {
+		app.locals.socketPort = "";
 	}
 
 	if(config.socketUrl){
 		app.locals.socketUrl = config.socketUrl;
-	}
+	} 
 
 	app.locals.bowerJSFiles = config.getBowerJSAssets();
 	app.locals.bowerCssFiles = config.getBowerCSSAssets();