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// Copyright 2015 Google Inc. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "cobalt/dom/dom_implementation.h"
#include "cobalt/dom/dom_settings.h"
#include "cobalt/dom/element.h"
#include "cobalt/dom/window.h"
namespace cobalt {
namespace dom {
DOMImplementation::DOMImplementation(script::EnvironmentSettings* settings) {
html_element_context_ = base::polymorphic_downcast<DOMSettings*>(settings)
->window()
->html_element_context();
}
scoped_refptr<XMLDocument> DOMImplementation::CreateDocument(
base::optional<std::string> namespace_name,
const std::string& qualified_name) {
return CreateDocument(namespace_name, qualified_name, NULL);
}
// Algorithm for CreateDocument:
// https://www.w3.org/TR/dom/#dom-domimplementation-createdocument
scoped_refptr<XMLDocument> DOMImplementation::CreateDocument(
base::optional<std::string> namespace_name,
const std::string& qualified_name, scoped_refptr<DocumentType> doctype) {
UNREFERENCED_PARAMETER(doctype);
// 1. Let document be a new XMLDocument.
scoped_refptr<XMLDocument> document = new XMLDocument(html_element_context_);
// 2. Let element be null.
scoped_refptr<Element> element;
// 3. If qualifiedName is not the empty string, set element to the result of
// invoking the createElementNS() method with the arguments namespace and
// qualifiedName on document. Rethrow any exceptions.
if (!qualified_name.empty()) {
element =
document->CreateElementNS(namespace_name.value_or(""), qualified_name);
}
// 4. Not needed by Cobalt.
// 5. If element is not null, append element to document.
if (element) {
document->AppendChild(element);
}
// 6. Not needed by Cobalt.
// 7. Return document.
return document;
}
} // namespace dom
} // namespace cobalt