From 216295aae0f01e431e319b84a7b832b0119ecfdf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Antti-Jussi=20Nyg=C3=A5rd?= <ajnyga@gmail.com>
Date: Wed, 4 Dec 2024 07:49:49 +0200
Subject: [PATCH] Fix notice in OMP

---
 OpenGraphPlugin.inc.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/OpenGraphPlugin.inc.php b/OpenGraphPlugin.inc.php
index ec02717..bf29b0f 100644
--- a/OpenGraphPlugin.inc.php
+++ b/OpenGraphPlugin.inc.php
@@ -116,9 +116,11 @@ function submissionView($hookName, $args) {
 		if ($contextPageHeaderLogo = $context->getLocalizedData('pageHeaderLogoImage')){
 			$openGraphImage = $templateMgr->getTemplateVars('publicFilesDir') . "/" . $contextPageHeaderLogo['uploadName'];
 		}
-		if ($issue && $issueCoverImage = $issue->getLocalizedCoverImageUrl()){
+
+		if (isset($issue) && $issueCoverImage = $issue->getLocalizedCoverImageUrl()){
 			$openGraphImage = $issueCoverImage;
 		}
+
 		if ($submissionCoverImage = $submission->getCurrentPublication()->getLocalizedCoverImageUrl($submission->getData('contextId'))){
 			$openGraphImage = $submissionCoverImage;
 		}