From aa1d22ec796dc6ccf8344a5f04a3ab98b195ae40 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bar=C4=B1=C5=9F=20Soner=20U=C5=9Fakl=C4=B1?=
 <baris@nodebb.org>
Date: Fri, 8 Dec 2017 11:37:57 -0500
Subject: [PATCH] handle relative images

---
 src/controllers/topics.js | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/controllers/topics.js b/src/controllers/topics.js
index 548b8eceb2..491d37d1e0 100644
--- a/src/controllers/topics.js
+++ b/src/controllers/topics.js
@@ -288,7 +288,7 @@ function addTags(topicData, req, res) {
 		},
 	];
 
-	var regex = /src\s*=\s*"(.+?)"/g;
+	var regex = /src\s*=\s*"(.+?)"/;
 
 	topicData.posts.forEach(function (postData) {
 		var match = regex.exec(postData.content);
@@ -297,6 +297,9 @@ function addTags(topicData, req, res) {
 			if (image.startsWith(nconf.get('url') + '/plugins')) {
 				return;
 			}
+			if (!image.startsWith('http')) {
+				image = nconf.get('url') + image;
+			}
 			res.locals.metaTags.push({
 				property: 'og:image',
 				content: image,