From 76414d07f834759559ae1aeca620db5bfb049b34 Mon Sep 17 00:00:00 2001
From: Dorian Merz <merz@ub.uni-leipzig.de>
Date: Tue, 1 Dec 2020 14:28:45 +0100
Subject: [PATCH] refs #18741 [finc] fix unwanted caching of covers if cover
 fallbacks are disabled

---
 module/finc/src/finc/Cover/Loader.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/module/finc/src/finc/Cover/Loader.php b/module/finc/src/finc/Cover/Loader.php
index 672c93a651b..fe853e9f2e7 100644
--- a/module/finc/src/finc/Cover/Loader.php
+++ b/module/finc/src/finc/Cover/Loader.php
@@ -59,7 +59,9 @@ class Loader extends \VuFind\Cover\Loader
     public function loadUnavailable()
     {
         $this->hasLoadedUnavailable = true;
-        file_put_contents($this->localFile,self::EMPTY_IMAGE_CONTENT);
+        if ($this->config->Content->useCoverFallbacksOnFail) {
+            file_put_contents($this->localFile, self::EMPTY_IMAGE_CONTENT);
+        }
         return parent::loadUnavailable();
     }
 
-- 
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