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/*
* Copyright (C) 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
#include "MessageReceiver.h"
#include "MessageSender.h"
#include "NetworkResourceLoadIdentifier.h"
#include "PolicyDecision.h"
#include "ProcessThrottler.h"
#include "SandboxExtension.h"
#include "WebFramePolicyListenerProxy.h"
#include "WebPageProxyIdentifier.h"
#include "WebPageProxyMessageReceiverRegistration.h"
#include <WebCore/DiagnosticLoggingClient.h>
#include <WebCore/FrameIdentifier.h>
#include <WebCore/FrameLoaderClient.h>
#include <WebCore/NavigationIdentifier.h>
#include <WebCore/ResourceRequest.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/WeakPtr.h>
namespace API {
class Navigation;
}
namespace IPC {
class FormDataReference;
}
namespace WebCore {
class RegistrableDomain;
class ResourceRequest;
enum class CrossOriginOpenerPolicyValue : uint8_t;
enum class ShouldTreatAsContinuingLoad : uint8_t;
struct BackForwardItemIdentifierType;
using BackForwardItemIdentifier = ProcessQualified<ObjectIdentifier<BackForwardItemIdentifierType>>;
}
namespace WebKit {
class BrowsingContextGroup;
class DrawingAreaProxy;
class FrameProcess;
class FrameState;
class RemotePageProxy;
class SuspendedPageProxy;
class UserData;
class WebBackForwardListItem;
class WebFrameProxy;
class WebPageProxy;
class WebProcessProxy;
class WebsiteDataStore;
struct FrameInfoData;
struct NavigationActionData;
struct URLSchemeTaskParameters;
struct WebsitePoliciesData;
struct WebBackForwardListCounts;
struct WebNavigationDataStore;
#if HAVE(VISIBILITY_PROPAGATION_VIEW)
using LayerHostingContextID = uint32_t;
#endif
class ProvisionalPageProxy final : public IPC::MessageReceiver, public IPC::MessageSender, public RefCounted<ProvisionalPageProxy> {
WTF_MAKE_TZONE_ALLOCATED(ProvisionalPageProxy);
public:
template<typename... Args>
static Ref<ProvisionalPageProxy> create(Args&&... args)
{
return adoptRef(*new ProvisionalPageProxy(std::forward<Args>(args)...));
}
~ProvisionalPageProxy();
void ref() const final { RefCounted::ref(); }
void deref() const final { RefCounted::deref(); }
WebPageProxy* page() { return m_page.get(); }
const WebPageProxy* page() const { return m_page.get(); }
RefPtr<WebPageProxy> protectedPage() const;
WebCore::PageIdentifier webPageID() const { return m_webPageID; }
WebFrameProxy* mainFrame() const { return m_mainFrame.get(); }
BrowsingContextGroup& browsingContextGroup() { return m_browsingContextGroup.get(); }
Ref<BrowsingContextGroup> protectedBrowsingContextGroup();
WebProcessProxy& process();
Ref<WebProcessProxy> protectedProcess();
ProcessSwapRequestedByClient processSwapRequestedByClient() const { return m_processSwapRequestedByClient; }
WebCore::NavigationIdentifier navigationID() const { return m_navigationID; }
const URL& provisionalURL() const { return m_provisionalLoadURL; }
RefPtr<WebsiteDataStore> replacedDataStoreForWebArchiveLoad() const { return m_replacedDataStoreForWebArchiveLoad; }
bool isProcessSwappingOnNavigationResponse() const { return m_isProcessSwappingOnNavigationResponse; }
DrawingAreaProxy* drawingArea() const { return m_drawingArea.get(); }
RefPtr<DrawingAreaProxy> takeDrawingArea();
void setNavigation(API::Navigation&);
#if PLATFORM(COCOA)
Vector<uint8_t> takeAccessibilityToken() { return WTFMove(m_accessibilityToken); }
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
const String& accessibilityPlugID() { return m_accessibilityPlugID; }
#endif
#if HAVE(VISIBILITY_PROPAGATION_VIEW)
LayerHostingContextID contextIDForVisibilityPropagationInWebProcess() const { return m_contextIDForVisibilityPropagationInWebProcess; }
#if ENABLE(GPU_PROCESS)
void didCreateContextInGPUProcessForVisibilityPropagation(LayerHostingContextID);
LayerHostingContextID contextIDForVisibilityPropagationInGPUProcess() const { return m_contextIDForVisibilityPropagationInGPUProcess; }
#endif
#if ENABLE(MODEL_PROCESS)
void didCreateContextInModelProcessForVisibilityPropagation(LayerHostingContextID);
LayerHostingContextID contextIDForVisibilityPropagationInModelProcess() const { return m_contextIDForVisibilityPropagationInModelProcess; }
#endif
#endif
void loadData(API::Navigation&, Ref<WebCore::SharedBuffer>&&, const String& mimeType, const String& encoding, const String& baseURL, API::Object* userData, WebCore::ShouldTreatAsContinuingLoad, std::optional<NavigatingToAppBoundDomain>, std::optional<WebsitePoliciesData>&&, WebCore::SubstituteData::SessionHistoryVisibility);
void loadRequest(API::Navigation&, WebCore::ResourceRequest&&, API::Object* userData, WebCore::ShouldTreatAsContinuingLoad, std::optional<NavigatingToAppBoundDomain>, std::optional<WebsitePoliciesData>&& = std::nullopt, std::optional<NetworkResourceLoadIdentifier> existingNetworkResourceLoadIdentifierToResume = std::nullopt, WebCore::IsPerformingHTTPFallback = WebCore::IsPerformingHTTPFallback::No);
void goToBackForwardItem(API::Navigation&, WebBackForwardListItem&, RefPtr<API::WebsitePolicies>&&, WebCore::ShouldTreatAsContinuingLoad, std::optional<NetworkResourceLoadIdentifier> existingNetworkResourceLoadIdentifierToResume = std::nullopt);
void cancel();
void swipeAnimationDidEnd();
void processDidTerminate();
bool needsCookieAccessAddedInNetworkProcess() const { return m_needsCookieAccessAddedInNetworkProcess; }
WebsitePoliciesData* mainFrameWebsitePoliciesData() const { return m_mainFrameWebsitePoliciesData.get(); }
WebPageProxyMessageReceiverRegistration& messageReceiverRegistration() { return m_messageReceiverRegistration; }
bool needsMainFrameObserver() const { return m_needsMainFrameObserver; }
private:
ProvisionalPageProxy(WebPageProxy&, Ref<FrameProcess>&&, BrowsingContextGroup&, RefPtr<SuspendedPageProxy>&&, API::Navigation&, bool isServerRedirect, const WebCore::ResourceRequest&, ProcessSwapRequestedByClient, bool isProcessSwappingOnNavigationResponse, API::WebsitePolicies*, WebsiteDataStore* replacedDataStoreForWebArchiveLoad = nullptr);
RefPtr<WebFrameProxy> protectedMainFrame() const;
// IPC::MessageReceiver
void didReceiveMessage(IPC::Connection&, IPC::Decoder&) final;
bool didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, UniqueRef<IPC::Encoder>&) final;
// IPC::MessageSender
IPC::Connection* messageSenderConnection() const final;
uint64_t messageSenderDestinationID() const final;
bool sendMessage(UniqueRef<IPC::Encoder>&&, OptionSet<IPC::SendOption>) final;
bool sendMessageWithAsyncReply(UniqueRef<IPC::Encoder>&&, AsyncReplyHandler, OptionSet<IPC::SendOption>) final;
void decidePolicyForNavigationActionAsync(NavigationActionData&&, CompletionHandler<void(PolicyDecision&&)>&&);
void decidePolicyForResponse(FrameInfoData&&, std::optional<WebCore::NavigationIdentifier>, const WebCore::ResourceResponse&, const WebCore::ResourceRequest&, bool canShowMIMEType, const String& downloadAttribute, bool isShowingInitialAboutBlank, WebCore::CrossOriginOpenerPolicyValue activeDocumentCOOPValue, CompletionHandler<void(PolicyDecision&&)>&&);
void didChangeProvisionalURLForFrame(WebCore::FrameIdentifier, std::optional<WebCore::NavigationIdentifier>, URL&&);
void didPerformServerRedirect(const String& sourceURLString, const String& destinationURLString, WebCore::FrameIdentifier);
void didReceiveServerRedirectForProvisionalLoadForFrame(WebCore::FrameIdentifier, std::optional<WebCore::NavigationIdentifier>, WebCore::ResourceRequest&&, const UserData&);
void didNavigateWithNavigationData(const WebNavigationDataStore&, WebCore::FrameIdentifier);
void didPerformClientRedirect(const String& sourceURLString, const String& destinationURLString, WebCore::FrameIdentifier);
void didStartProvisionalLoadForFrame(WebCore::FrameIdentifier, FrameInfoData&&, WebCore::ResourceRequest&&, std::optional<WebCore::NavigationIdentifier>, URL&&, URL&& unreachableURL, const UserData&, WallTime);
void didCommitLoadForFrame(IPC::Connection&, WebCore::FrameIdentifier, FrameInfoData&&, WebCore::ResourceRequest&&, std::optional<WebCore::NavigationIdentifier>, const String& mimeType, bool frameHasCustomContentProvider, WebCore::FrameLoadType, const WebCore::CertificateInfo&, bool usedLegacyTLS, bool privateRelayed, const String& proxyName, WebCore::ResourceResponseSource, bool containsPluginDocument, WebCore::HasInsecureContent, WebCore::MouseEventPolicy, const UserData&);
void didFailProvisionalLoadForFrame(FrameInfoData&&, WebCore::ResourceRequest&&, std::optional<WebCore::NavigationIdentifier>, const String& provisionalURL, const WebCore::ResourceError&, WebCore::WillContinueLoading, const UserData&, WebCore::WillInternallyHandleFailure);
void logDiagnosticMessageFromWebProcess(const String& message, const String& description, WebCore::ShouldSample);
void logDiagnosticMessageWithEnhancedPrivacyFromWebProcess(const String& message, const String& description, WebCore::ShouldSample);
void logDiagnosticMessageWithValueDictionaryFromWebProcess(const String& message, const String& description, const WebCore::DiagnosticLoggingClient::ValueDictionary&, WebCore::ShouldSample);
void startURLSchemeTask(IPC::Connection&, URLSchemeTaskParameters&&);
void backForwardGoToItem(WebCore::BackForwardItemIdentifier, CompletionHandler<void(const WebBackForwardListCounts&)>&&);
void decidePolicyForNavigationActionSync(NavigationActionData&&, CompletionHandler<void(PolicyDecision&&)>&&);
void backForwardAddItem(IPC::Connection&, Ref<FrameState>&&);
void didDestroyNavigation(WebCore::NavigationIdentifier);
#if USE(QUICK_LOOK)
void requestPasswordForQuickLookDocumentInMainFrame(const String& fileName, CompletionHandler<void(const String&)>&&);
#endif
#if PLATFORM(COCOA)
void registerWebProcessAccessibilityToken(std::span<const uint8_t>);
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
void bindAccessibilityTree(const String&);
#endif
#if ENABLE(CONTENT_FILTERING)
void contentFilterDidBlockLoadForFrame(const WebCore::ContentFilterUnblockHandler&, WebCore::FrameIdentifier);
#endif
#if HAVE(VISIBILITY_PROPAGATION_VIEW)
void didCreateContextInWebProcessForVisibilityPropagation(LayerHostingContextID);
#endif
void initializeWebPage(RefPtr<API::WebsitePolicies>&&);
bool validateInput(WebCore::FrameIdentifier, const std::optional<WebCore::NavigationIdentifier>& = std::nullopt);
WeakPtr<WebPageProxy> m_page;
WebCore::PageIdentifier m_webPageID;
Ref<FrameProcess> m_frameProcess;
Ref<BrowsingContextGroup> m_browsingContextGroup;
RefPtr<RemotePageProxy> m_takenRemotePage;
// Keep WebsiteDataStore alive for provisional page load.
RefPtr<WebsiteDataStore> m_websiteDataStore;
RefPtr<DrawingAreaProxy> m_drawingArea;
RefPtr<WebFrameProxy> m_mainFrame;
RefPtr<WebsiteDataStore> m_replacedDataStoreForWebArchiveLoad;
WebCore::NavigationIdentifier m_navigationID;
bool m_isServerRedirect;
WebCore::ResourceRequest m_request;
ProcessSwapRequestedByClient m_processSwapRequestedByClient;
bool m_wasCommitted { false };
bool m_isProcessSwappingOnNavigationResponse { false };
const bool m_isProcessSwappingForNewWindow;
bool m_needsCookieAccessAddedInNetworkProcess { false };
bool m_needsDidStartProvisionalLoad { true };
bool m_shouldClosePage { true };
bool m_needsMainFrameObserver { false };
URL m_provisionalLoadURL;
WebPageProxyMessageReceiverRegistration m_messageReceiverRegistration;
std::unique_ptr<WebsitePoliciesData> m_mainFrameWebsitePoliciesData;
#if PLATFORM(COCOA)
Vector<uint8_t> m_accessibilityToken;
#endif
#if PLATFORM(GTK) || PLATFORM(WPE)
String m_accessibilityPlugID;
CompletionHandler<void(String&&)> m_accessibilityBindCompletionHandler;
#endif
#if USE(RUNNINGBOARD)
Ref<ProcessThrottler::ForegroundActivity> m_provisionalLoadActivity;
#endif
#if HAVE(VISIBILITY_PROPAGATION_VIEW)
LayerHostingContextID m_contextIDForVisibilityPropagationInWebProcess { 0 };
#if ENABLE(GPU_PROCESS)
LayerHostingContextID m_contextIDForVisibilityPropagationInGPUProcess { 0 };
#endif
#if ENABLE(MODEL_PROCESS)
LayerHostingContextID m_contextIDForVisibilityPropagationInModelProcess { 0 };
#endif
#endif
};
} // namespace WebKit
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