Merge pull request #3460 from bolt/fix/uppercase-extensions-thumbs

Allow thumbnails for files with uppercase EXTENSIONS.
bolt · Jun 6, 2023 · 49ac53a · 49ac53a
2 parents fd6f250 + 1048539
commit 49ac53a
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/Controller/ImageController.php b/src/Controller/ImageController.php
@@ -176,8 +176,9 @@ private function isImage(string $filename): bool
         $pathinfo = pathinfo($filename);
 
         $imageExtensions = ['gif', 'png', 'jpg', 'jpeg', 'svg', 'avif', 'webp'];
+        $ext = mb_strtolower($pathinfo['extension']);
 
-        return array_key_exists('extension', $pathinfo) && in_array($pathinfo['extension'], $imageExtensions, true);
+        return array_key_exists('extension', $pathinfo) && in_array($ext, $imageExtensions, true);
     }
 
     private function testFit(string $fit): bool