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/*
* Copyright (C) 2016 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
#include "DownloadID.h"
#include "MessageSender.h"
#include "NetworkLoadClient.h"
#include "SandboxExtension.h"
#include "UseDownloadPlaceholder.h"
#include <WebCore/ProcessIdentifier.h>
#include <wtf/RefCountedAndCanMakeWeakPtr.h>
#include <wtf/TZoneMalloc.h>
#if HAVE(WEBCONTENTRESTRICTIONS)
#include <WebCore/ParentalControlsContentFilter.h>
#include <WebCore/ParentalControlsURLFilter.h>
#endif
namespace IPC {
class Connection;
}
namespace WebCore {
class ResourceResponse;
enum class FromDownloadAttribute : bool;
}
namespace WebKit {
class Download;
class NetworkLoad;
class NetworkSession;
struct NetworkLoadParameters;
class PendingDownload : public RefCounted<PendingDownload>, public NetworkLoadClient, public IPC::MessageSender {
WTF_MAKE_TZONE_ALLOCATED(PendingDownload);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(PendingDownload);
public:
static Ref<PendingDownload> create(IPC::Connection* connection, NetworkLoadParameters&& networkLoadParameters, DownloadID downloadID, NetworkSession& networkSession, const String& suggestedName, WebCore::FromDownloadAttribute fromDownloadAttribute, std::optional<WebCore::ProcessIdentifier> webProcessId)
{
return adoptRef(*new PendingDownload(connection, WTF::move(networkLoadParameters), downloadID, networkSession, suggestedName, fromDownloadAttribute, webProcessId));
}
static Ref<PendingDownload> create(IPC::Connection* connection, Ref<NetworkLoad>&& networkLoad, ResponseCompletionHandler&& responseCompletionHandler, DownloadID downloadID, const WebCore::ResourceRequest& resourceRequest, const WebCore::ResourceResponse& resourceResponse)
{
return adoptRef(*new PendingDownload(connection, WTF::move(networkLoad), WTF::move(responseCompletionHandler), downloadID, resourceRequest, resourceResponse));
}
void ref() const final { RefCounted::ref(); }
void deref() const final { RefCounted::deref(); }
virtual ~PendingDownload();
void cancel(CompletionHandler<void(std::span<const uint8_t>)>&&);
#if PLATFORM(COCOA)
#if HAVE(MODERN_DOWNLOADPROGRESS)
void publishProgress(const URL&, std::span<const uint8_t>, UseDownloadPlaceholder, std::span<const uint8_t>);
#else
void publishProgress(const URL&, SandboxExtension::Handle&&);
#endif
void didBecomeDownload(Download&);
#endif
private:
PendingDownload(IPC::Connection*, NetworkLoadParameters&&, DownloadID, NetworkSession&, const String& suggestedName, WebCore::FromDownloadAttribute, std::optional<WebCore::ProcessIdentifier>);
PendingDownload(IPC::Connection*, Ref<NetworkLoad>&&, ResponseCompletionHandler&&, DownloadID, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&);
// NetworkLoadClient.
void didSendData(uint64_t bytesSent, uint64_t totalBytesToBeSent) override { }
bool isSynchronous() const override { return false; }
bool isAllowedToAskUserForCredentials() const final { return m_isAllowedToAskUserForCredentials; }
void willSendRedirectedRequest(WebCore::ResourceRequest&&, WebCore::ResourceRequest&& redirectRequest, WebCore::ResourceResponse&& redirectResponse, CompletionHandler<void(WebCore::ResourceRequest&&)>&&) override;
void didReceiveResponse(WebCore::ResourceResponse&&, PrivateRelayed, ResponseCompletionHandler&&) override;
void didReceiveBuffer(const WebCore::FragmentedSharedBuffer&) override { };
void didFinishLoading(const WebCore::NetworkLoadMetrics&) override { };
void didFailLoading(const WebCore::ResourceError&) override;
bool isDownloadTriggeredWithDownloadAttribute() const;
// MessageSender.
IPC::Connection* messageSenderConnection() const override;
uint64_t messageSenderDestinationID() const override;
#if HAVE(WEBCONTENTRESTRICTIONS)
void blockDueToContentFilter(const WebCore::ResourceResponse&, CompletionHandler<void()>&& postBlockHandler);
#endif
private:
const Ref<NetworkLoad> m_networkLoad;
DownloadID m_downloadID;
RefPtr<IPC::Connection> m_parentProcessConnection;
bool m_isAllowedToAskUserForCredentials;
bool m_isDownloadCancelled = false;
WebCore::FromDownloadAttribute m_fromDownloadAttribute;
std::optional<WebCore::ProcessIdentifier> m_webProcessID;
#if PLATFORM(COCOA)
URL m_progressURL;
#if HAVE(MODERN_DOWNLOADPROGRESS)
Vector<uint8_t> m_bookmarkData;
Vector<uint8_t> m_activityAccessToken;
UseDownloadPlaceholder m_useDownloadPlaceholder { UseDownloadPlaceholder::No };
#else
SandboxExtension::Handle m_progressSandboxExtension;
#endif
#endif
#if HAVE(WEBCONTENTRESTRICTIONS)
RefPtr<WebCore::ParentalControlsURLFilter> m_urlFilter;
bool m_wasBlockedDueToContentFilter : 1 { false };
#endif
};
}
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