From f4c4d3c7804ac47986e9dcf6aa423fe92e61b3b8 Mon Sep 17 00:00:00 2001
From: Tim Ledbetter <tim.ledbetter@ladybird.org>
Date: Wed, 26 Feb 2025 12:48:57 +0000
Subject: [PATCH] LibWeb/SVG: Process script element when `href` attribute
 changes

---
 Libraries/LibWeb/SVG/SVGScriptElement.cpp | 8 ++++++++
 Libraries/LibWeb/SVG/SVGScriptElement.h   | 1 +
 2 files changed, 9 insertions(+)

diff --git a/Libraries/LibWeb/SVG/SVGScriptElement.cpp b/Libraries/LibWeb/SVG/SVGScriptElement.cpp
index 6b619509ae9..b70e68d38a5 100644
--- a/Libraries/LibWeb/SVG/SVGScriptElement.cpp
+++ b/Libraries/LibWeb/SVG/SVGScriptElement.cpp
@@ -35,6 +35,14 @@ void SVGScriptElement::visit_edges(Cell::Visitor& visitor)
     visitor.visit(m_script);
 }
 
+void SVGScriptElement::attribute_changed(FlyString const& name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_)
+{
+    Base::attribute_changed(name, old_value, value, namespace_);
+    if (name == SVG::AttributeNames::href) {
+        process_the_script_element();
+    }
+}
+
 void SVGScriptElement::inserted()
 {
     Base::inserted();
diff --git a/Libraries/LibWeb/SVG/SVGScriptElement.h b/Libraries/LibWeb/SVG/SVGScriptElement.h
index 941b5a39b40..2bc579fee89 100644
--- a/Libraries/LibWeb/SVG/SVGScriptElement.h
+++ b/Libraries/LibWeb/SVG/SVGScriptElement.h
@@ -26,6 +26,7 @@ public:
 
     virtual void inserted() override;
     virtual void children_changed(ChildrenChangedMetadata const*) override;
+    virtual void attribute_changed(FlyString const& name, Optional<String> const& old_value, Optional<String> const& value, Optional<FlyString> const& namespace_) override;
 
 protected:
     SVGScriptElement(DOM::Document&, DOM::QualifiedName);