gecko-dev/dom/base/DocumentType.cpp

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

/*
 * Implementation of DOM Core's DocumentType node.
 */

#include "mozilla/dom/DocumentType.h"
#include "nsGkAtoms.h"
#include "nsCOMPtr.h"
#include "nsDOMString.h"
#include "nsNodeInfoManager.h"
#include "xpcpublic.h"
#include "nsWrapperCacheInlines.h"
#include "mozilla/dom/DocumentTypeBinding.h"

already_AddRefed<mozilla::dom::DocumentType> NS_NewDOMDocumentType(
    nsNodeInfoManager* aNodeInfoManager, nsAtom* aName,
    const nsAString& aPublicId, const nsAString& aSystemId,
    const nsAString& aInternalSubset) {
  MOZ_ASSERT(aName, "Must have a name");

  RefPtr<mozilla::dom::NodeInfo> ni = aNodeInfoManager->GetNodeInfo(
      nsGkAtoms::documentTypeNodeName, nullptr, kNameSpaceID_None,
      nsINode::DOCUMENT_TYPE_NODE, aName);

  RefPtr<mozilla::dom::DocumentType> docType = new mozilla::dom::DocumentType(
      ni.forget(), aPublicId, aSystemId, aInternalSubset);
  return docType.forget();
}

namespace mozilla {
namespace dom {

JSObject* DocumentType::WrapNode(JSContext* cx,
                                 JS::Handle<JSObject*> aGivenProto) {
  return DocumentType_Binding::Wrap(cx, this, aGivenProto);
}

DocumentType::DocumentType(already_AddRefed<mozilla::dom::NodeInfo>&& aNodeInfo,
                           const nsAString& aPublicId,
                           const nsAString& aSystemId,
                           const nsAString& aInternalSubset)
    : CharacterData(std::move(aNodeInfo)),
      mPublicId(aPublicId),
      mSystemId(aSystemId),
      mInternalSubset(aInternalSubset) {
  MOZ_ASSERT(mNodeInfo->NodeType() == DOCUMENT_TYPE_NODE,
             "Bad NodeType in aNodeInfo");
  MOZ_ASSERT(!IsCharacterData());
}

DocumentType::~DocumentType() = default;

bool DocumentType::IsNodeOfType(uint32_t aFlags) const { return false; }

const nsTextFragment* DocumentType::GetText() { return nullptr; }

void DocumentType::GetName(nsAString& aName) const { aName = NodeName(); }

void DocumentType::GetPublicId(nsAString& aPublicId) const {
  aPublicId = mPublicId;
}

void DocumentType::GetSystemId(nsAString& aSystemId) const {
  aSystemId = mSystemId;
}

void DocumentType::GetInternalSubset(nsAString& aInternalSubset) const {
  aInternalSubset = mInternalSubset;
}

already_AddRefed<CharacterData> DocumentType::CloneDataNode(
    mozilla::dom::NodeInfo* aNodeInfo, bool aCloneText) const {
  return do_AddRef(new DocumentType(do_AddRef(aNodeInfo), mPublicId, mSystemId,
                                    mInternalSubset));
}

}  // namespace dom
}  // namespace mozilla