/*

 * Copyright (C) 2008 Apple Inc. All Rights Reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE INC. OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

 */

#include "config.h"

#include "WebKitDLL.h"

#include "WebArchive.h"

#include "DOMCoreClasses.h"

#include "MemoryStream.h"

#include <WebCore/LegacyWebArchive.h>

using namespace WebCore;

// WebArchive ----------------------------------------------------------------

WebArchive* WebArchive::createInstance()

{

    WebArchive* instance = new WebArchive(0);

    instance->AddRef();

    return instance;

}

WebArchive* WebArchive::createInstance(PassRefPtr<LegacyWebArchive> coreArchive)

{

    WebArchive* instance = new WebArchive(coreArchive);

    instance->AddRef();

    return instance;

}

WebArchive::WebArchive(PassRefPtr<LegacyWebArchive> coreArchive)

    : m_refCount(0)

    , m_archive(coreArchive)

{

    gClassCount++;

    gClassNameCount.add("WebArchive");

}

WebArchive::~WebArchive()

{

    gClassCount--;

    gClassNameCount.remove("WebArchive");

}

HRESULT STDMETHODCALLTYPE WebArchive::QueryInterface(REFIID riid, void** ppvObject)

{

    *ppvObject = 0;

    if (IsEqualGUID(riid, IID_IUnknown))

        *ppvObject = static_cast<IWebArchive*>(this);

    else if (IsEqualGUID(riid, __uuidof(IWebArchive)))

        *ppvObject = static_cast<IWebArchive*>(this);

    else

        return E_NOINTERFACE;

    AddRef();

    return S_OK;

}

ULONG STDMETHODCALLTYPE WebArchive::AddRef()

{

    return ++m_refCount;

}

ULONG STDMETHODCALLTYPE WebArchive::Release()

{

    ULONG newRef = --m_refCount;

    if (!newRef)

        delete(this);

    return newRef;

}

HRESULT STDMETHODCALLTYPE WebArchive::initWithMainResource(

        /* [in] */ IWebResource*, 

        /* [in, size_is(cSubResources)] */ IWebResource**, 

        /* [in] */ int, 

        /* in, size_is(cSubFrameArchives)] */ IWebArchive**, 

        /* [in] */ int)

{

    return E_NOTIMPL;

}

HRESULT STDMETHODCALLTYPE WebArchive::initWithData(

        /* [in] */ IStream*)

{

    return E_NOTIMPL;

}

HRESULT STDMETHODCALLTYPE WebArchive::initWithNode(

        /* [in] */ IDOMNode* node)

{

    if (!node)

        return E_POINTER;

    COMPtr<DOMNode> domNode(Query, node);

    if (!domNode)

        return E_NOINTERFACE;

    m_archive = LegacyWebArchive::create(domNode->node());

    return S_OK;

}

HRESULT STDMETHODCALLTYPE WebArchive::mainResource(

        /* [out, retval] */ IWebResource**)

{

    return E_NOTIMPL;

}

HRESULT STDMETHODCALLTYPE WebArchive::subResources(

        /* [out, retval] */ IEnumVARIANT**)

{

    return E_NOTIMPL;

}

HRESULT STDMETHODCALLTYPE WebArchive::subframeArchives(

        /* [out, retval] */ IEnumVARIANT**)

{

    return E_NOTIMPL;

}

HRESULT STDMETHODCALLTYPE WebArchive::data(

        /* [out, retval] */ IStream** stream)

{

    RetainPtr<CFDataRef> cfData = m_archive->rawDataRepresentation();

    if (!cfData)

        return E_FAIL;

    RefPtr<SharedBuffer> buffer = SharedBuffer::create(CFDataGetBytePtr(cfData.get()), CFDataGetLength(cfData.get()));

    return MemoryStream::createInstance(buffer).copyRefTo(stream);

}