From a31525c79f129bd35e0cfa04434eefa6dfcc33d9 Mon Sep 17 00:00:00 2001
From: Julian Lam <julian@designcreateplay.com>
Date: Mon, 24 Nov 2014 13:21:51 -0500
Subject: [PATCH] Skipping digest sending if no notifs and no new topics, #2455

---
 src/user/digest.js | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/user/digest.js b/src/user/digest.js
index 6c3adba7f7..a253ae62af 100644
--- a/src/user/digest.js
+++ b/src/user/digest.js
@@ -84,6 +84,11 @@ module.exports = (function(Digest) {
 
 					notifications = notifications.filter(Boolean);
 
+					// If there are no notifications and no new topics, don't bother sending a digest
+					if (!notifications.length && !data.topics.topics.length) {
+						return next();
+					}
+
 					for(var i=0; i<notifications.length; ++i) {
 						if (notifications[i].image.indexOf('http') !== 0) {
 							notifications[i].image = nconf.get('url') + notifications[i].image;