From 238b7800cee3f0c6681c22b18eba3cb80f649b2f Mon Sep 17 00:00:00 2001
From: frank goossens <futtta@gmail.com>
Date: Tue, 26 Mar 2024 17:47:37 +0100
Subject: [PATCH] improvements to the favicon optimization regex (hat tip to
 Simon@Shortpixel)

---
 classes/autoptimizeImages.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/classes/autoptimizeImages.php b/classes/autoptimizeImages.php
index 4e23a75a..dfa1b385 100644
--- a/classes/autoptimizeImages.php
+++ b/classes/autoptimizeImages.php
@@ -776,7 +776,7 @@ public function filter_optimize_images( $in, $testing = false )
         // act on icon links.
         if ( ( strpos( $out, '<link rel="icon"' ) !== false || ( strpos( $out, "<link rel='icon'" ) !== false ) ) && apply_filters( 'autoptimize_filter_imgopt_linkicon', true ) ) {
             $out = preg_replace_callback(
-                '/<link\srel=(?:"|\')(?:apple-touch-)?icon(?:"|\').*\shref=(?:"|\')(.*)(?:"|\')(?:\ssizes=(?:"|\')(\d*x\d*)(?:"|\'))?\s\/>/Um',
+                '/<link\srel=(?:"|\')(?:apple-touch-)?icon(?:-precomposed)?(?:"|\').*\shref=(?:"|\')(.*)(?:"|\')(?:\ssizes=(?:"|\')(\d*x\d*)(?:"|\'))?\s?\/?>/Um',
                 array( $this, 'replace_icon_callback' ),
                 $out
             );