Source/web/WebBlobData.cpp

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
 * met:
 *
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 * notice, this list of conditions and the following disclaimer.
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "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 THE COPYRIGHT
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#include "config.h"

#include "core/platform/network/BlobData.h"
#include "public/platform/WebBlobData.h"
#include "wtf/PassOwnPtr.h"

using namespace WebCore;

namespace WebKit {

class WebBlobDataPrivate : public BlobData {
};

void WebBlobData::initialize()
{
    assign(BlobData::create());
}

void WebBlobData::reset()
{
    assign(nullptr);
}

size_t WebBlobData::itemCount() const
{
    ASSERT(!isNull());
    return m_private->items().size();
}

bool WebBlobData::itemAt(size_t index, Item& result) const
{
    ASSERT(!isNull());

    if (index >= m_private->items().size())
        return false;

    const BlobDataItem& item = m_private->items()[index];
    result.data.reset();
    result.filePath.reset();
    result.blobURL = KURL();
    result.offset = item.offset;
    result.length = item.length;
    result.expectedModificationTime = item.expectedModificationTime;

    switch (item.type) {
    case BlobDataItem::Data:
        result.type = Item::TypeData;
        result.data = item.data;
        return true;
    case BlobDataItem::File:
        result.type = Item::TypeFile;
        result.filePath = item.path;
        return true;
    case BlobDataItem::Blob:
        result.type = Item::TypeBlob;
        result.blobURL = item.url; // FIXME: deprecate this.
        result.url = item.url;
        return true;
    case BlobDataItem::URL:
        result.type = Item::TypeURL;
        result.url = item.url;
        return true;
    }
    ASSERT_NOT_REACHED();
    return false;
}

WebString WebBlobData::contentType() const
{
    ASSERT(!isNull());
    return m_private->contentType();
}

WebString WebBlobData::contentDisposition() const
{
    ASSERT(!isNull());
    return m_private->contentDisposition();
}

WebBlobData::WebBlobData(const PassOwnPtr<BlobData>& data)
    : m_private(0)
{
    assign(data);
}

WebBlobData& WebBlobData::operator=(const PassOwnPtr<BlobData>& data)
{
    assign(data);
    return *this;
}

WebBlobData::operator PassOwnPtr<BlobData>()
{
    WebBlobDataPrivate* temp = m_private;
    m_private = 0;
    return adoptPtr(temp);
}

void WebBlobData::assign(const PassOwnPtr<BlobData>& data)
{
    if (m_private)
        delete m_private;
    m_private = static_cast<WebBlobDataPrivate*>(data.leakPtr());
}

} // namespace WebKit