139 lines
4.8 KiB
C++
139 lines
4.8 KiB
C++
/*
|
|
* Copyright (C) 2017-2019 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.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#if ENABLE(PREVIEW_CONVERTER)
|
|
|
|
#include "ResourceError.h"
|
|
#include "ResourceResponse.h"
|
|
#include <wtf/RefCounted.h>
|
|
#include <wtf/RetainPtr.h>
|
|
#include <wtf/WeakPtr.h>
|
|
#include <wtf/text/WTFString.h>
|
|
|
|
OBJC_CLASS QLPreviewConverter;
|
|
OBJC_CLASS WebPreviewConverterDelegate;
|
|
|
|
namespace WebCore {
|
|
|
|
class ResourceError;
|
|
class ResourceRequest;
|
|
class SharedBuffer;
|
|
class SharedBufferDataView;
|
|
struct PreviewConverterClient;
|
|
struct PreviewConverterProvider;
|
|
|
|
struct PreviewPlatformDelegate : CanMakeWeakPtr<PreviewPlatformDelegate> {
|
|
virtual ~PreviewPlatformDelegate() = default;
|
|
|
|
virtual void delegateDidReceiveData(const SharedBuffer&) = 0;
|
|
virtual void delegateDidFinishLoading() = 0;
|
|
virtual void delegateDidFailWithError(const ResourceError&) = 0;
|
|
};
|
|
|
|
class PreviewConverter final : private PreviewPlatformDelegate, public RefCounted<PreviewConverter> {
|
|
WTF_MAKE_FAST_ALLOCATED;
|
|
WTF_MAKE_NONCOPYABLE(PreviewConverter);
|
|
public:
|
|
static Ref<PreviewConverter> create(const ResourceResponse& response, PreviewConverterProvider& provider)
|
|
{
|
|
return adoptRef(*new PreviewConverter(response, provider));
|
|
}
|
|
|
|
WEBCORE_EXPORT static bool supportsMIMEType(const String& mimeType);
|
|
|
|
~PreviewConverter();
|
|
|
|
ResourceRequest safeRequest(const ResourceRequest&) const;
|
|
ResourceResponse previewResponse() const;
|
|
WEBCORE_EXPORT String previewFileName() const;
|
|
WEBCORE_EXPORT String previewUTI() const;
|
|
const ResourceError& previewError() const;
|
|
const SharedBuffer& previewData() const;
|
|
|
|
void failedUpdating();
|
|
void finishUpdating();
|
|
void updateMainResource();
|
|
|
|
bool hasClient(PreviewConverterClient&) const;
|
|
void addClient(PreviewConverterClient&);
|
|
void removeClient(PreviewConverterClient&);
|
|
|
|
WEBCORE_EXPORT static const String& passwordForTesting();
|
|
WEBCORE_EXPORT static void setPasswordForTesting(const String&);
|
|
|
|
private:
|
|
static HashSet<String, ASCIICaseInsensitiveHash> platformSupportedMIMETypes();
|
|
|
|
PreviewConverter(const ResourceResponse&, PreviewConverterProvider&);
|
|
|
|
ResourceResponse platformPreviewResponse() const;
|
|
bool isPlatformPasswordError(const ResourceError&) const;
|
|
|
|
template<typename T> void iterateClients(T&& callback);
|
|
void appendFromBuffer(const SharedBuffer&);
|
|
void didAddClient(PreviewConverterClient&);
|
|
void didFailConvertingWithError(const ResourceError&);
|
|
void didFailUpdating();
|
|
void replayToClient(PreviewConverterClient&);
|
|
|
|
void platformAppend(const SharedBufferDataView&);
|
|
void platformFailedAppending();
|
|
void platformFinishedAppending();
|
|
void platformUnlockWithPassword(const String&);
|
|
|
|
// PreviewPlatformDelegate
|
|
void delegateDidReceiveData(const SharedBuffer&) final;
|
|
void delegateDidFinishLoading() final;
|
|
void delegateDidFailWithError(const ResourceError&) final;
|
|
|
|
enum class State : uint8_t {
|
|
Updating,
|
|
FailedUpdating,
|
|
Converting,
|
|
FailedConverting,
|
|
FinishedConverting,
|
|
};
|
|
|
|
Ref<SharedBuffer> m_previewData;
|
|
ResourceError m_previewError;
|
|
ResourceResponse m_originalResponse;
|
|
State m_state { State::Updating };
|
|
Vector<WeakPtr<PreviewConverterClient>, 1> m_clients;
|
|
WeakPtr<PreviewConverterProvider> m_provider;
|
|
bool m_isInClientCallback { false };
|
|
size_t m_lengthAppended { 0 };
|
|
|
|
#if USE(QUICK_LOOK)
|
|
RetainPtr<WebPreviewConverterDelegate> m_platformDelegate;
|
|
RetainPtr<QLPreviewConverter> m_platformConverter;
|
|
#endif
|
|
};
|
|
|
|
} // namespace WebCore
|
|
|
|
#endif // ENABLE(PREVIEW_CONVERTER)
|