From 1663524bb09e4018f6aadbefa70bbecd108a1eea Mon Sep 17 00:00:00 2001
From: Kevin Decherf <kevin@kdecherf.com>
Date: Sat, 6 Mar 2021 19:13:14 +0100
Subject: [PATCH] Fix notice when setCover fails to retrieve the image

Signed-off-by: Kevin Decherf <kevin@kdecherf.com>
---
 src/PHPePub/Core/EPub.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/PHPePub/Core/EPub.php b/src/PHPePub/Core/EPub.php
index 39a480f..4cf18c8 100644
--- a/src/PHPePub/Core/EPub.php
+++ b/src/PHPePub/Core/EPub.php
@@ -1261,6 +1261,9 @@ function setCoverImage($fileName, $imageData = null, $mimetype = null) {
                 }
             }
             $image = ImageHelper::getImage($this, $fileName);
+            if (false === $image) {
+                return false;
+            }
             $imageData = $image['image'];
             $mimetype = $image['mime'];
             $fileName = preg_replace('#\.[^\.]+$#', "." . $image['ext'], $fileName);