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/*
* Copyright (C) 2016-2020 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.
*/
#pragma once
#include "LoaderMalloc.h"
#include "ResourceLoadStatistics.h"
#include <wtf/CompletionHandler.h>
#include <wtf/Forward.h>
namespace WebCore {
class Document;
class LocalFrame;
class ResourceRequest;
class ResourceResponse;
class ResourceLoadObserver {
WTF_MAKE_FAST_ALLOCATED_WITH_HEAP_IDENTIFIER(Loader);
public:
using TopFrameDomain = WebCore::RegistrableDomain;
using SubResourceDomain = WebCore::RegistrableDomain;
// https://fetch.spec.whatwg.org/#request-destination-script-like
enum class FetchDestinationIsScriptLike : bool { No, Yes };
WEBCORE_EXPORT static ResourceLoadObserver& shared();
WEBCORE_EXPORT static ResourceLoadObserver* sharedIfExists();
WEBCORE_EXPORT static void setShared(ResourceLoadObserver&);
virtual ~ResourceLoadObserver() { }
virtual void logSubresourceLoading(const LocalFrame*, const ResourceRequest& /* newRequest */, const ResourceResponse& /* redirectResponse */, FetchDestinationIsScriptLike) { }
virtual void logWebSocketLoading(const URL& /* targetURL */, const URL& /* mainFrameURL */) { }
virtual void logUserInteractionWithReducedTimeResolution(const Document&) { }
virtual void logFontLoad(const Document&, const String& /* familyName */, bool /* loadStatus */) { }
virtual void logCanvasRead(const Document&) { }
virtual void logCanvasWriteOrMeasure(const Document&, const String& /* textWritten */) { }
virtual void logNavigatorAPIAccessed(const Document&, const NavigatorAPIsAccessed) { }
virtual void logScreenAPIAccessed(const Document&, const ScreenAPIsAccessed) { }
virtual void logSubresourceLoadingForTesting(const RegistrableDomain& /* firstPartyDomain */, const RegistrableDomain& /* thirdPartyDomain */, bool /* shouldScheduleNotification */) { }
virtual String statisticsForURL(const URL&) { return { }; }
virtual void updateCentralStatisticsStore(CompletionHandler<void()>&& completionHandler) { completionHandler(); }
virtual void clearState() { }
virtual bool hasStatistics() const { return false; }
virtual void setDomainsWithUserInteraction(HashSet<RegistrableDomain>&&) { }
virtual void setDomainsWithCrossPageStorageAccess(HashMap<TopFrameDomain, Vector<SubResourceDomain>>&&, CompletionHandler<void()>&& completionHandler) { completionHandler(); }
virtual bool hasCrossPageStorageAccess(const SubResourceDomain&, const TopFrameDomain&) const { return false; }
virtual bool hasHadUserInteraction(const RegistrableDomain&) const { return false; }
};
} // namespace WebCore
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