From 2999de9cbd9a4bb1cca702b8cb7c46b74f655b6c Mon Sep 17 00:00:00 2001
From: Guillermo Pages <mail@guillermo.at>
Date: Wed, 1 Sep 2021 10:00:40 +0200
Subject: [PATCH] fix: set back to original with isset test

---
 src/BookSearch/BookSearch.php | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/BookSearch/BookSearch.php b/src/BookSearch/BookSearch.php
index 128aca2..a683419 100644
--- a/src/BookSearch/BookSearch.php
+++ b/src/BookSearch/BookSearch.php
@@ -179,6 +179,7 @@ class BookSearch
         $books = array();
         if(isset($results['response']['docs']) && is_array($results['response']['docs'])) {
             foreach($results['response']['docs'] as $r) {
+                if (!isset($r['id'])) continue;
                 $books[] = $r;
             }
         }