From ffcd137d92be698d33e13bafb73ecacce7e634ed Mon Sep 17 00:00:00 2001
From: ale <ale@incal.net>
Date: Sun, 8 May 2022 20:48:56 +0100
Subject: [PATCH] Fix typo (unknown variable used)

---
 custom-css.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/custom-css.php b/custom-css.php
index b8821c5..a1eb727 100644
--- a/custom-css.php
+++ b/custom-css.php
@@ -45,8 +45,8 @@ function ai_safecss_class() {
         public function subvalue() {
             $this->sub_value = trim($this->sub_value);
 
-            if (preg_match('!^\s*(?P<url_expression>url\s*(?P<opening_paren>\(|\\0028)(?P<parenthetical_content>.*)(?P<closing_paren>\)|\\0029))(.*)$!Dis', $safecss->sub_value, $matches)) {
-                $this->sub_value = ai_sanitize_urls_in_css_properties($matches['parenthetical_content'], $safecss->property);
+            if (preg_match('!^\s*(?P<url_expression>url\s*(?P<opening_paren>\(|\\0028)(?P<parenthetical_content>.*)(?P<closing_paren>\)|\\0029))(.*)$!Dis', $this->sub_value, $matches)) {
+                $this->sub_value = ai_sanitize_urls_in_css_properties($matches['parenthetical_content'], $this->property);
 
                 // Only replace the url([...]) portion of the sub_value so we don't
                 // lose things like trailing commas or !important declarations.
-- 
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