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LibWeb: Update "appropriate template contents owner document" AO

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This was moved from HTMLTemplateElement to Document at some point,
so let's match the spec and move it here too.
This commit is contained in:
Andreas Kling 2022-10-29 13:06:24 +02:00
parent ccd72a2add
commit a4de30de5a
4 changed files with 42 additions and 29 deletions
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35
Userland/Libraries/LibWeb/HTML/HTMLTemplateElement.cpp
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@ -14,42 +14,31 @@ HTMLTemplateElement::HTMLTemplateElement(DOM::Document& document, DOM::Qualified
: HTMLElement(document, move(qualified_name))
{
set_prototype(&Bindings::cached_web_prototype(realm(), "HTMLTemplateElement"));
m_content = heap().allocate<DOM::DocumentFragment>(realm(), appropriate_template_contents_owner_document(document));
m_content->set_host(this);
}
HTMLTemplateElement::~HTMLTemplateElement() = default;
void HTMLTemplateElement::initialize(JS::Realm& realm)
{
Base::initialize(realm);
m_content = heap().allocate<DOM::DocumentFragment>(realm, m_document->appropriate_template_contents_owner_document());
m_content->set_host(this);
}
void HTMLTemplateElement::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_content.ptr());
}
DOM::Document& HTMLTemplateElement::appropriate_template_contents_owner_document(DOM::Document& document)
{
if (!document.created_for_appropriate_template_contents()) {
if (!document.associated_inert_template_document()) {
auto new_document = DOM::Document::create(realm());
new_document->set_created_for_appropriate_template_contents(true);
new_document->set_document_type(document.document_type());
document.set_associated_inert_template_document(new_document);
}
return *document.associated_inert_template_document();
}
return document;
}
// https://html.spec.whatwg.org/multipage/scripting.html#the-template-element:concept-node-adopt-ext
void HTMLTemplateElement::adopted_from(DOM::Document&)
{
// NOTE: It seems the spec has been changed since appropriate_template_contents_owner_document was written above.
// That function is now part of document, which ends up returning associated_inert_template_document in the new version anyway.
appropriate_template_contents_owner_document(document()).adopt_node(content());
// 1. Let doc be node's node document's appropriate template contents owner document.
auto doc = document().appropriate_template_contents_owner_document();
// 2. Adopt node's template contents (a DocumentFragment object) into doc.
doc->adopt_node(content());
}
// https://html.spec.whatwg.org/multipage/scripting.html#the-template-element:concept-node-clone-ext