ladybird/Userland/Libraries/LibWeb/DOM/DOMImplementation.cpp
Luke Wilde 034aaf3f51 LibWeb: Introduce CustomElementRegistry and creating custom elements
The main missing feature here is form associated custom elements.
2023-04-06 11:36:56 +02:00

125 lines
4.6 KiB
C++

/*
* Copyright (c) 2020, the SerenityOS developers.
* Copyright (c) 2022, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibWeb/Bindings/Intrinsics.h>
#include <LibWeb/Bindings/MainThreadVM.h>
#include <LibWeb/DOM/DOMImplementation.h>
#include <LibWeb/DOM/Document.h>
#include <LibWeb/DOM/DocumentType.h>
#include <LibWeb/DOM/ElementFactory.h>
#include <LibWeb/DOM/Text.h>
#include <LibWeb/HTML/Origin.h>
#include <LibWeb/Namespace.h>
namespace Web::DOM {
WebIDL::ExceptionOr<JS::NonnullGCPtr<DOMImplementation>> DOMImplementation::create(Document& document)
{
auto& realm = document.realm();
return MUST_OR_THROW_OOM(realm.heap().allocate<DOMImplementation>(realm, document));
}
DOMImplementation::DOMImplementation(Document& document)
: PlatformObject(document.realm())
, m_document(document)
{
}
DOMImplementation::~DOMImplementation() = default;
JS::ThrowCompletionOr<void> DOMImplementation::initialize(JS::Realm& realm)
{
MUST_OR_THROW_OOM(Base::initialize(realm));
set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMImplementationPrototype>(realm, "DOMImplementation"));
return {};
}
void DOMImplementation::visit_edges(Cell::Visitor& visitor)
{
Base::visit_edges(visitor);
visitor.visit(m_document);
}
// https://dom.spec.whatwg.org/#dom-domimplementation-createdocument
WebIDL::ExceptionOr<JS::NonnullGCPtr<Document>> DOMImplementation::create_document(DeprecatedString const& namespace_, DeprecatedString const& qualified_name, JS::GCPtr<DocumentType> doctype) const
{
// FIXME: This should specifically be an XML document.
auto xml_document = TRY(Document::create(realm()));
xml_document->set_ready_for_post_load_tasks(true);
JS::GCPtr<Element> element;
if (!qualified_name.is_empty())
element = TRY(xml_document->create_element_ns(namespace_, qualified_name, ElementCreationOptions {}));
if (doctype)
TRY(xml_document->append_child(*doctype));
if (element)
TRY(xml_document->append_child(*element));
xml_document->set_origin(document().origin());
if (namespace_ == Namespace::HTML)
xml_document->set_content_type("application/xhtml+xml");
else if (namespace_ == Namespace::SVG)
xml_document->set_content_type("image/svg+xml");
else
xml_document->set_content_type("application/xml");
return xml_document;
}
// https://dom.spec.whatwg.org/#dom-domimplementation-createhtmldocument
JS::NonnullGCPtr<Document> DOMImplementation::create_html_document(DeprecatedString const& title) const
{
auto html_document = Document::create(realm()).release_value_but_fixme_should_propagate_errors();
html_document->set_content_type("text/html");
html_document->set_ready_for_post_load_tasks(true);
auto doctype = heap().allocate<DocumentType>(realm(), html_document).release_allocated_value_but_fixme_should_propagate_errors();
doctype->set_name("html");
MUST(html_document->append_child(*doctype));
auto html_element = create_element(html_document, HTML::TagNames::html, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
MUST(html_document->append_child(html_element));
auto head_element = create_element(html_document, HTML::TagNames::head, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
MUST(html_element->append_child(head_element));
if (!title.is_null()) {
auto title_element = create_element(html_document, HTML::TagNames::title, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
MUST(head_element->append_child(title_element));
auto text_node = heap().allocate<Text>(realm(), html_document, title).release_allocated_value_but_fixme_should_propagate_errors();
MUST(title_element->append_child(*text_node));
}
auto body_element = create_element(html_document, HTML::TagNames::body, Namespace::HTML).release_value_but_fixme_should_propagate_errors();
MUST(html_element->append_child(body_element));
html_document->set_origin(document().origin());
return html_document;
}
// https://dom.spec.whatwg.org/#dom-domimplementation-createdocumenttype
WebIDL::ExceptionOr<JS::NonnullGCPtr<DocumentType>> DOMImplementation::create_document_type(DeprecatedString const& qualified_name, DeprecatedString const& public_id, DeprecatedString const& system_id)
{
TRY(Document::validate_qualified_name(realm(), qualified_name));
auto document_type = TRY(DocumentType::create(document()));
document_type->set_name(qualified_name);
document_type->set_public_id(public_id);
document_type->set_system_id(system_id);
return document_type;
}
}