From b4a51fb1d73d57c833f32917252a98dd1447c273 Mon Sep 17 00:00:00 2001
From: futtta <futtta@gmail.com>
Date: Thu, 5 Dec 2024 20:30:53 +0100
Subject: [PATCH] fix for PHP Fatal error: Uncaught TypeError: strpos():
 Argument #1 ($haystack) must be of type string, array given in
 wp-content/plugins/autoptimize/classes/autoptimizeExtra.php:222 as reported
 in
 https://wordpress.org/support/topic/critical-error-after-changing-google-font-setting/

---
 classes/autoptimizeExtra.php | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/classes/autoptimizeExtra.php b/classes/autoptimizeExtra.php
index 75f8ea78..6ee3e0d0 100644
--- a/classes/autoptimizeExtra.php
+++ b/classes/autoptimizeExtra.php
@@ -219,7 +219,16 @@ public function filter_remove_dns_prefetch( $urls, $relation_type, $url_to_remov
         if ( ! empty( $url_to_remove ) && 'dns-prefetch' === $relation_type ) {
             $cnt = 0;
             foreach ( $urls as $url ) {
-                if ( false !== strpos( $url, $url_to_remove ) ) {
+                // $url can be an array, in which case we need to fetch the value of the href key.
+                if ( is_array( $url ) ) {
+                    if ( isset( $url['href'] ) ) {
+                        $url = $url['href'];
+                    } else {
+                        continue;
+                    }
+                }
+
+                if ( is_string( $url ) && false !== strpos( $url, $url_to_remove ) ) {
                     unset( $urls[ $cnt ] );
                 }
                 $cnt++;