intl/unicharutil/nsSaveAsCharset.cpp
author Gerald Squelart <gsquelart@mozilla.com>
Thu, 26 May 2016 19:24:35 +1000
changeset 371291 89a24835ba7432bffb9c0c095a98a619a5750658
parent 309243 6644bf5d558c8e0810ea5e44756c3bcd1ea5ee7b
child 489668 cbb8fdf1daf98a15f7d57f6b08d273bdf96aa1a0
child 567644 db7280e48d47bfe632dc00e2ea32238999164a34
child 574068 8795f0021aeab97f4203002902ba419799e5b141
permissions -rw-r--r--
Bug 1271483 - p16. gtest for list-string functions - r?cpearce Because it is templated code inside a cpp, the test includes a copy of that code. When we make this more public, the test should then include the proper header instead. MozReview-Commit-ID: 3vOvaj5VVhm

/* -*- 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/. */

#include "nsSaveAsCharset.h"
#include "mozilla/dom/EncodingUtils.h"

//
// nsISupports methods
//
NS_IMPL_ISUPPORTS(nsSaveAsCharset, nsISaveAsCharset)

//
// nsSaveAsCharset
//
nsSaveAsCharset::nsSaveAsCharset()
{
}

nsSaveAsCharset::~nsSaveAsCharset()
{
}

NS_IMETHODIMP
nsSaveAsCharset::Init(const nsACString& aCharset, uint32_t aIgnored, uint32_t aAlsoIgnored)
{
  nsAutoCString encoding;
  if (!mozilla::dom::EncodingUtils::FindEncodingForLabelNoReplacement(aCharset, encoding)) {
    return NS_ERROR_DOM_ENCODING_NOT_SUPPORTED_ERR;
  }
  mEncoder = new nsNCRFallbackEncoderWrapper(encoding);
  mCharset.Assign(encoding);
  return NS_OK;
}

NS_IMETHODIMP
nsSaveAsCharset::Convert(const nsAString& aIn, nsACString& aOut)
{
  if (!mEncoder) {
    return NS_ERROR_DOM_ENCODING_NOT_SUPPORTED_ERR;
  }

  if (!mEncoder->Encode(aIn, aOut)) {
    return NS_ERROR_OUT_OF_MEMORY;
  }
  return NS_OK;
}

NS_IMETHODIMP 
nsSaveAsCharset::GetCharset(nsACString& aCharset)
{
  aCharset.Assign(mCharset);
  return NS_OK;
}