author Boris Zbarsky <>
Wed, 28 Nov 2018 03:11:08 -0500
changeset 507841 9e3b1b073d5e859a010b07119c80adde8a13c41e
parent 507718 7e8744eac2cae3d8d944a3c103cb63b104fb27ed
child 508163 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1509102. Stop converting \n to &#xA; in attribute values when serializing HTML. r=ehsan

/* -*- 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 */

 * nsIContentSerializer implementation that can be used with an
 * nsIDocumentEncoder to convert an HTML (not XHTML!) DOM to an HTML
 * string that could be parsed into more or less the original DOM.

#ifndef nsHTMLContentSerializer_h__
#define nsHTMLContentSerializer_h__

#include "mozilla/Attributes.h"
#include "nsXHTMLContentSerializer.h"
#include "nsString.h"

class nsAtom;

class nsHTMLContentSerializer final : public nsXHTMLContentSerializer {
  virtual ~nsHTMLContentSerializer();

  NS_IMETHOD AppendElementStart(mozilla::dom::Element* aElement,
                                mozilla::dom::Element* aOriginalElement,
                                nsAString& aStr) override;

  NS_IMETHOD AppendElementEnd(mozilla::dom::Element* aElement,
                              nsAString& aStr) override;

  NS_IMETHOD AppendDocumentStart(nsIDocument *aDocument,
                                 nsAString& aStr) override;

  virtual bool SerializeHTMLAttributes(mozilla::dom::Element* aContent,
                                       mozilla::dom::Element* aOriginalElement,
                                       nsAString& aTagPrefix,
                                       const nsAString& aTagNamespaceURI,
                                       nsAtom* aTagName,
                                       int32_t aNamespace,
                                       nsAString& aStr);

  virtual bool AppendAndTranslateEntities(const nsAString& aStr,
                                          nsAString& aOutputStr) override;

NS_NewHTMLContentSerializer(nsIContentSerializer** aSerializer);