Issue #3371632: Change thumbnail logic

src/Plugin/media/Source/Xymatic.php

@@ -191,7 +191,14 @@ final class Xymatic extends MediaSourceBase {
         return parent::getMetadata($media, 'default_name');
 
       case 'thumbnail_uri':
-        $posterImage = !empty($json['inputPosters']) ? end($json['inputPosters']) : [];
+
+        $posterImage = [];
+        if ($json['posterType'] === 'CUSTOM_POSTER' && !empty($json['poster'])) {
+          $posterImage = end($json['poster']);
+        }
+        elseif (!empty($json['posterRenditions'])) {
+          $posterImage = end($json['posterRenditions']);
+        }
         return $this->getLocalThumbnailUri($posterImage) ?: parent::getMetadata($media, 'thumbnail_uri');
 
       case 'nudeContent':