blob: 18fdeb2d9e85d7e91621a455df3e7f9c5a940d28 [file] [log] [blame]
/*
* Copyright (C) 2017 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. AND ITS 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 APPLE INC. OR ITS 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 "Pasteboard.h"
#include "PasteboardStrategy.h"
#include "PlatformStrategies.h"
#include "Settings.h"
#include "SharedBuffer.h"
#include "URLParser.h"
#include <wtf/persistence/PersistentCoders.h>
#include <wtf/text/StringHash.h>
namespace WebCore {
// Making this non-inline so that WebKit 2's decoding doesn't have to include Image.h.
PasteboardImage::PasteboardImage() = default;
PasteboardImage::~PasteboardImage() = default;
bool Pasteboard::isSafeTypeForDOMToReadAndWrite(const String& type)
{
return type == "text/plain" || type == "text/html" || type == "text/uri-list";
}
bool Pasteboard::canExposeURLToDOMWhenPasteboardContainsFiles(const String& urlString)
{
auto url = URLParser { urlString }.result();
return url.protocolIsInHTTPFamily() || url.protocolIsBlob() || url.protocolIsData();
}
Ref<SharedBuffer> PasteboardCustomData::createSharedBuffer() const
{
const static unsigned currentCustomDataSerializationVersion = 1;
WTF::Persistence::Encoder encoder;
encoder << currentCustomDataSerializationVersion;
encoder << origin;
encoder << sameOriginCustomData;
encoder << orderedTypes;
return SharedBuffer::create(encoder.buffer(), encoder.bufferSize());
}
PasteboardCustomData PasteboardCustomData::fromSharedBuffer(const SharedBuffer& buffer)
{
const static unsigned maxSupportedDataSerializationVersionNumber = 1;
PasteboardCustomData result;
WTF::Persistence::Decoder decoder { reinterpret_cast<const uint8_t*>(buffer.data()), buffer.size() };
unsigned version;
if (!decoder.decode(version) || version > maxSupportedDataSerializationVersionNumber)
return { };
if (!decoder.decode(result.origin))
return { };
if (!decoder.decode(result.sameOriginCustomData))
return { };
if (!decoder.decode(result.orderedTypes))
return { };
return result;
}
};