From e24842bf4cf15b921a52d9e6422d5ad99bb2175e Mon Sep 17 00:00:00 2001
From: Stefan Korn <drupal@stefan-korn.de>
Date: Mon, 4 Dec 2023 17:17:47 +0100
Subject: [PATCH] #4075: Catch Guzzle Exception to avoid breaking harvest

---
 modules/metastore/src/Reference/Referencer.php | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/metastore/src/Reference/Referencer.php b/modules/metastore/src/Reference/Referencer.php
index 50eaf23517..a9c596681d 100644
--- a/modules/metastore/src/Reference/Referencer.php
+++ b/modules/metastore/src/Reference/Referencer.php
@@ -13,6 +13,7 @@
 use Drupal\metastore\ResourceMapper;
 
 use GuzzleHttp\Client as GuzzleClient;
+use GuzzleHttp\Exception\GuzzleException;
 
 /**
  * Metastore referencer service.
@@ -342,7 +343,12 @@ private function getRemoteMimeType(string $downloadUrl): ?string {
     // Perform HTTP Head request against the supplied URL in order to determine
     // the content type of the remote resource.
     $client = new GuzzleClient();
-    $response = $client->head($downloadUrl);
+    try {
+      $response = $client->head($downloadUrl);
+    }
+    catch (GuzzleException $exception) {
+      return $mime_type;
+    }
     // Extract the full value of the content type header.
     $content_type = $response->getHeader('Content-Type');
     // Attempt to extract the mime type from the content type header.