From b08f6073ded6e9d93a969acb0010424801d62bf5 Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Tue, 17 Nov 2015 15:49:01 -0500
Subject: [PATCH] check ogImageUrl

---
 src/controllers/topics.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/controllers/topics.js b/src/controllers/topics.js
index 8cbd31014d..fd4e6ebc2e 100644
--- a/src/controllers/topics.js
+++ b/src/controllers/topics.js
@@ -41,7 +41,6 @@ topicsController.get = function(req, res, callback) {
 			}, next);
 		},
 		function (results, next) {
-
 			if (!results.topic.slug) {
 				return callback();
 			}
@@ -178,7 +177,7 @@ topicsController.get = function(req, res, callback) {
 				ogImageUrl = '/logo.png';
 			}
 
-			if (ogImageUrl.indexOf('http') === -1) {
+			if (typeof ogImageUrl === 'string' && ogImageUrl.indexOf('http') === -1) {
 				ogImageUrl = nconf.get('url') + ogImageUrl;
 			}