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WebPageProxy.cpp
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WebPageProxy.cpp
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/*
* Copyright (C) 2010-2023 Apple Inc. All rights reserved.
* Copyright (C) 2012 Intel Corporation. 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 "WebPageProxy.h"
#include "APIArray.h"
#include "APIAttachment.h"
#include "APIContentWorld.h"
#include "APIContextMenuClient.h"
#include "APIDictionary.h"
#include "APIFindClient.h"
#include "APIFindMatchesClient.h"
#include "APIFormClient.h"
#include "APIFrameInfo.h"
#include "APIFullscreenClient.h"
#include "APIGeometry.h"
#include "APIHistoryClient.h"
#include "APIHitTestResult.h"
#include "APIIconLoadingClient.h"
#include "APILegacyContextHistoryClient.h"
#include "APILoaderClient.h"
#include "APINavigation.h"
#include "APINavigationAction.h"
#include "APINavigationClient.h"
#include "APINavigationResponse.h"
#include "APINumber.h"
#include "APIOpenPanelParameters.h"
#include "APIPageConfiguration.h"
#include "APIPolicyClient.h"
#include "APIResourceLoadClient.h"
#include "APISecurityOrigin.h"
#include "APISerializedScriptValue.h"
#include "APIUIClient.h"
#include "APIURL.h"
#include "APIURLRequest.h"
#include "APIWebsitePolicies.h"
#include "AuthenticationChallengeProxy.h"
#include "AuthenticationDecisionListener.h"
#include "AuthenticationManager.h"
#include "AuthenticatorManager.h"
#include "DownloadManager.h"
#include "DownloadProxy.h"
#include "DragControllerAction.h"
#include "DrawingAreaMessages.h"
#include "DrawingAreaProxy.h"
#include "EventDispatcherMessages.h"
#include "FormDataReference.h"
#include "FrameInfoData.h"
#include "FrameTreeCreationParameters.h"
#include "FrameTreeNodeData.h"
#include "LegacyGlobalSettings.h"
#include "LoadParameters.h"
#include "LoadedWebArchive.h"
#include "LogInitialization.h"
#include "Logging.h"
#include "MediaKeySystemPermissionRequestManagerProxy.h"
#include "MessageSenderInlines.h"
#include "ModelElementController.h"
#include "NativeWebGestureEvent.h"
#include "NativeWebKeyboardEvent.h"
#include "NativeWebMouseEvent.h"
#include "NativeWebWheelEvent.h"
#include "NavigationActionData.h"
#include "NetworkProcessMessages.h"
#include "NetworkProcessProxy.h"
#include "NotificationManagerMessageHandlerMessages.h"
#include "NotificationPermissionRequest.h"
#include "NotificationPermissionRequestManager.h"
#include "PageClient.h"
#include "PlatformXRSystem.h"
#include "PolicyDecision.h"
#include "PrintInfo.h"
#include "ProcessThrottler.h"
#include "ProvisionalPageProxy.h"
#include "SafeBrowsingWarning.h"
#include "SpeechRecognitionPermissionManager.h"
#include "SpeechRecognitionRemoteRealtimeMediaSource.h"
#include "SpeechRecognitionRemoteRealtimeMediaSourceManager.h"
#include "SuspendedPageProxy.h"
#include "SyntheticEditingCommandType.h"
#include "TextChecker.h"
#include "TextCheckerState.h"
#include "TextRecognitionUpdateResult.h"
#include "URLSchemeTaskParameters.h"
#include "UndoOrRedo.h"
#include "UserMediaPermissionRequestProxy.h"
#include "UserMediaProcessManager.h"
#include "WKContextPrivate.h"
#include "WebAutomationSession.h"
#include "WebBackForwardCache.h"
#include "WebBackForwardList.h"
#include "WebBackForwardListCounts.h"
#include "WebBackForwardListItem.h"
#include "WebContextMenuItem.h"
#include "WebContextMenuProxy.h"
#include "WebCoreArgumentCoders.h"
#include "WebEditCommandProxy.h"
#include "WebEventConversion.h"
#include "WebFoundTextRange.h"
#include "WebFrame.h"
#include "WebFrameMessages.h"
#include "WebFramePolicyListenerProxy.h"
#include "WebFrameProxy.h"
#include "WebFullScreenManagerProxy.h"
#include "WebFullScreenManagerProxyMessages.h"
#include "WebImage.h"
#include "WebInspectorUIProxy.h"
#include "WebInspectorUtilities.h"
#include "WebKeyboardEvent.h"
#include "WebNavigationDataStore.h"
#include "WebNavigationState.h"
#include "WebNotificationManagerProxy.h"
#include "WebOpenPanelResultListenerProxy.h"
#include "WebPage.h"
#include "WebPageCreationParameters.h"
#include "WebPageDebuggable.h"
#include "WebPageGroup.h"
#include "WebPageGroupData.h"
#include "WebPageInspectorController.h"
#include "WebPageMessages.h"
#include "WebPageNetworkParameters.h"
#include "WebPageProxyInternals.h"
#include "WebPageProxyMessages.h"
#include "WebPasteboardProxy.h"
#include "WebPopupItem.h"
#include "WebPreferences.h"
#include "WebPreferencesKeys.h"
#include "WebProcess.h"
#include "WebProcessMessages.h"
#include "WebProcessPool.h"
#include "WebProcessProxy.h"
#include "WebProtectionSpace.h"
#include "WebResourceLoadStatisticsStore.h"
#include "WebScreenOrientationManagerProxy.h"
#include "WebURLSchemeHandler.h"
#include "WebUserContentControllerProxy.h"
#include "WebViewDidMoveToWindowObserver.h"
#include "WebWheelEventCoalescer.h"
#include "WebsiteDataStore.h"
#include <WebCore/AlternativeTextClient.h>
#include <WebCore/AppHighlight.h>
#include <WebCore/BitmapImage.h>
#include <WebCore/CompositionHighlight.h>
#include <WebCore/CrossSiteNavigationDataTransfer.h>
#include <WebCore/DOMPasteAccess.h>
#include <WebCore/DeprecatedGlobalSettings.h>
#include <WebCore/DiagnosticLoggingClient.h>
#include <WebCore/DiagnosticLoggingKeys.h>
#include <WebCore/DragController.h>
#include <WebCore/DragData.h>
#include <WebCore/ElementContext.h>
#include <WebCore/EventNames.h>
#include <WebCore/ExceptionDetails.h>
#include <WebCore/FloatRect.h>
#include <WebCore/FocusDirection.h>
#include <WebCore/FontAttributeChanges.h>
#include <WebCore/FrameLoader.h>
#include <WebCore/GlobalFrameIdentifier.h>
#include <WebCore/GlobalWindowIdentifier.h>
#include <WebCore/LengthBox.h>
#include <WebCore/LookalikeCharactersSanitizationData.h>
#include <WebCore/MIMETypeRegistry.h>
#include <WebCore/MediaDeviceHashSalts.h>
#include <WebCore/MediaStreamRequest.h>
#include <WebCore/ModalContainerTypes.h>
#include <WebCore/NotImplemented.h>
#include <WebCore/PerformanceLoggingClient.h>
#include <WebCore/PermissionDescriptor.h>
#include <WebCore/PermissionState.h>
#include <WebCore/PlatformEvent.h>
#include <WebCore/PublicSuffix.h>
#include <WebCore/RealtimeMediaSourceCenter.h>
#include <WebCore/RenderEmbeddedObject.h>
#include <WebCore/ResourceLoadStatistics.h>
#include <WebCore/RunJavaScriptParameters.h>
#include <WebCore/RuntimeApplicationChecks.h>
#include <WebCore/SerializedCryptoKeyWrap.h>
#include <WebCore/ShareData.h>
#include <WebCore/SharedBuffer.h>
#include <WebCore/ShouldTreatAsContinuingLoad.h>
#include <WebCore/StoredCredentialsPolicy.h>
#include <WebCore/TextCheckerClient.h>
#include <WebCore/TextIndicator.h>
#include <WebCore/ValidationBubble.h>
#include <WebCore/WindowFeatures.h>
#include <WebCore/WritingDirection.h>
#include <stdio.h>
#include <wtf/CallbackAggregator.h>
#include <wtf/EnumTraits.h>
#include <wtf/NeverDestroyed.h>
#include <wtf/Scope.h>
#include <wtf/SystemTracing.h>
#include <wtf/URL.h>
#include <wtf/URLParser.h>
#include <wtf/WeakPtr.h>
#include <wtf/text/StringView.h>
#include <wtf/text/TextStream.h>
#if ENABLE(APPLICATION_MANIFEST)
#include "APIApplicationManifest.h"
#endif
#if ENABLE(ASYNC_SCROLLING) && PLATFORM(COCOA)
#include "RemoteScrollingCoordinatorProxy.h"
#endif
#ifndef NDEBUG
#include <wtf/RefCountedLeakCounter.h>
#endif
#if PLATFORM(COCOA)
#include "InsertTextOptions.h"
#include "NetworkConnectionIntegrityHelpers.h"
#include "NetworkIssueReporter.h"
#include "RemoteLayerTreeDrawingAreaProxy.h"
#include "RemoteLayerTreeScrollingPerformanceData.h"
#include "UserMediaCaptureManagerProxy.h"
#include "VideoFullscreenManagerProxy.h"
#include "VideoFullscreenManagerProxyMessages.h"
#include <WebCore/AttributedString.h>
#include <WebCore/CoreAudioCaptureDeviceManager.h>
#include <WebCore/RunLoopObserver.h>
#include <WebCore/SystemBattery.h>
#include <objc/runtime.h>
#include <wtf/MachSendRight.h>
#include <wtf/cocoa/Entitlements.h>
#include <wtf/cocoa/RuntimeApplicationChecksCocoa.h>
#endif
#if PLATFORM(MAC)
#include "DisplayLink.h"
#include <WebCore/ImageUtilities.h>
#include <WebCore/UTIUtilities.h>
#endif
#if HAVE(TOUCH_BAR)
#include "TouchBarMenuItemData.h"
#endif
#if PLATFORM(COCOA) || PLATFORM(GTK)
#include "ViewSnapshotStore.h"
#endif
#if PLATFORM(GTK)
#include "GtkSettingsManager.h"
#include <WebCore/SelectionData.h>
#endif
#if USE(CAIRO)
#include <WebCore/CairoUtilities.h>
#endif
#if ENABLE(WIRELESS_PLAYBACK_TARGET) && !PLATFORM(IOS_FAMILY)
#include <WebCore/MediaPlaybackTarget.h>
#include <WebCore/WebMediaSessionManager.h>
#endif
#if PLATFORM(IOS_FAMILY) || (PLATFORM(MAC) && ENABLE(VIDEO_PRESENTATION_MODE))
#include "PlaybackSessionManagerProxy.h"
#endif
#if ENABLE(WEB_AUTHN)
#include "WebAuthenticatorCoordinatorProxy.h"
#endif
#if ENABLE(REMOTE_INSPECTOR)
#include <JavaScriptCore/JSRemoteInspector.h>
#include <JavaScriptCore/RemoteInspector.h>
#endif
#if HAVE(SEC_KEY_PROXY)
#include "SecKeyProxyStore.h"
#endif
#if HAVE(APP_SSO)
#include "SOAuthorizationCoordinator.h"
#endif
#if ENABLE(DEVICE_ORIENTATION) && PLATFORM(IOS_FAMILY)
#include "WebDeviceOrientationUpdateProviderProxy.h"
#endif
#if ENABLE(DATA_DETECTION)
#include "DataDetectionResult.h"
#endif
#if ENABLE(MEDIA_USAGE)
#include "MediaUsageManager.h"
#endif
#if PLATFORM(COCOA)
#include "DefaultWebBrowserChecks.h"
#endif
#if ENABLE(DATE_AND_TIME_INPUT_TYPES)
#include "WebDateTimePicker.h"
#endif
#if ENABLE(MEDIA_SESSION_COORDINATOR)
#include "MediaSessionCoordinatorProxyPrivate.h"
#include "RemoteMediaSessionCoordinatorProxy.h"
#endif
#if HAVE(GROUP_ACTIVITIES)
#include "GroupActivitiesSessionNotifier.h"
#endif
#if ENABLE(APP_HIGHLIGHTS)
#include <WebCore/HighlightVisibility.h>
#endif
#if PLATFORM(COCOA) && ENABLE(MEDIA_STREAM)
#import "DisplayCaptureSessionManager.h"
#endif
#if HAVE(SCREEN_CAPTURE_KIT)
#import <WebCore/ScreenCaptureKitSharingSessionManager.h>
#endif
#if USE(QUICK_LOOK)
#include <WebCore/PreviewConverter.h>
#endif
#if USE(SYSTEM_PREVIEW)
#include "SystemPreviewController.h"
#endif
#if ENABLE(WK_WEB_EXTENSIONS)
#include "WebExtensionController.h"
#endif
#define MESSAGE_CHECK(process, assertion) MESSAGE_CHECK_BASE(assertion, process->connection())
#define MESSAGE_CHECK_URL(process, url) MESSAGE_CHECK_BASE(checkURLReceivedFromCurrentOrPreviousWebProcess(process, url), process->connection())
#define MESSAGE_CHECK_COMPLETION(process, assertion, completion) MESSAGE_CHECK_COMPLETION_BASE(assertion, process->connection(), completion)
#define WEBPAGEPROXY_RELEASE_LOG(channel, fmt, ...) RELEASE_LOG(channel, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", PID=%i] WebPageProxy::" fmt, this, internals().identifier.toUInt64(), internals().webPageID.toUInt64(), m_process->processIdentifier(), ##__VA_ARGS__)
#define WEBPAGEPROXY_RELEASE_LOG_ERROR(channel, fmt, ...) RELEASE_LOG_ERROR(channel, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", PID=%i] WebPageProxy::" fmt, this, internals().identifier.toUInt64(), internals().webPageID.toUInt64(), m_process->processIdentifier(), ##__VA_ARGS__)
namespace WebKit {
using namespace WebCore;
static constexpr Seconds resetRecentCrashCountDelay = 30_s;
static constexpr unsigned maximumWebProcessRelaunchAttempts = 1;
static constexpr Seconds tryCloseTimeoutDelay = 50_ms;
#if USE(RUNNINGBOARD)
static constexpr Seconds audibleActivityClearDelay = 10_s;
#endif
DEFINE_DEBUG_ONLY_GLOBAL(WTF::RefCountedLeakCounter, webPageProxyCounter, ("WebPageProxy"));
class StorageRequests {
WTF_MAKE_NONCOPYABLE(StorageRequests); WTF_MAKE_FAST_ALLOCATED;
friend NeverDestroyed<StorageRequests>;
public:
static StorageRequests& singleton();
void processOrAppend(CompletionHandler<void()>&& completionHandler)
{
if (m_requestsAreBeingProcessed) {
m_requests.append(WTFMove(completionHandler));
return;
}
m_requestsAreBeingProcessed = true;
completionHandler();
}
void processNextIfAny()
{
if (m_requests.isEmpty()) {
m_requestsAreBeingProcessed = false;
return;
}
m_requests.takeFirst()();
}
private:
StorageRequests() { }
~StorageRequests() { }
Deque<CompletionHandler<void()>> m_requests;
bool m_requestsAreBeingProcessed { false };
};
StorageRequests& StorageRequests::singleton()
{
static NeverDestroyed<StorageRequests> requests;
return requests;
}
class PageClientProtector {
WTF_MAKE_NONCOPYABLE(PageClientProtector);
public:
PageClientProtector(PageClient& pageClient)
: m_pageClient(pageClient)
{
m_pageClient->refView();
}
~PageClientProtector()
{
ASSERT(m_pageClient);
m_pageClient->derefView();
}
private:
WeakPtr<PageClient> m_pageClient;
};
void WebPageProxy::forMostVisibleWebPageIfAny(PAL::SessionID sessionID, const SecurityOriginData& origin, CompletionHandler<void(WebPageProxy*)>&& completionHandler)
{
// FIXME: If not finding right away a visible page, we might want to try again for a given period of time when there is a change of visibility.
RefPtr<WebPageProxy> selectedPage;
WebProcessProxy::forWebPagesWithOrigin(sessionID, origin, [&](auto& page) {
if (!page.mainFrame())
return;
if (page.isViewVisible() && (!selectedPage || !selectedPage->isViewVisible())) {
selectedPage = &page;
return;
}
if (page.isViewFocused() && (!selectedPage || !selectedPage->isViewFocused())) {
selectedPage = &page;
return;
}
});
completionHandler(selectedPage.get());
}
Ref<WebPageProxy> WebPageProxy::create(PageClient& pageClient, WebProcessProxy& process, Ref<API::PageConfiguration>&& configuration)
{
return adoptRef(*new WebPageProxy(pageClient, process, WTFMove(configuration)));
}
WebPageProxy::Internals::Internals(WebPageProxy& page)
: page(page)
, audibleActivityTimer(RunLoop::main(), &page, &WebPageProxy::clearAudibleActivity)
, geolocationPermissionRequestManager(page)
, identifier(Identifier::generate())
, notificationManagerMessageHandler(page)
, pageLoadState(page)
, resetRecentCrashCountTimer(RunLoop::main(), &page, &WebPageProxy::resetRecentCrashCount)
, tryCloseTimeoutTimer(RunLoop::main(), &page, &WebPageProxy::tryCloseTimedOut)
, updateReportedMediaCaptureStateTimer(RunLoop::main(), &page, &WebPageProxy::updateReportedMediaCaptureState)
, webPageID(PageIdentifier::generate())
#if HAVE(CVDISPLAYLINK)
, wheelEventActivityHysteresis([&page](PAL::HysteresisState state) { page.wheelEventHysteresisUpdated(state); })
#endif
#if ENABLE(VIDEO_PRESENTATION_MODE)
, fullscreenVideoTextRecognitionTimer(RunLoop::main(), &page, &WebPageProxy::fullscreenVideoTextRecognitionTimerFired)
#endif
{
}
WebPageProxy::WebPageProxy(PageClient& pageClient, WebProcessProxy& process, Ref<API::PageConfiguration>&& configuration)
: m_internals(makeUniqueRef<Internals>(*this))
, m_pageClient(pageClient)
, m_configuration(WTFMove(configuration))
, m_navigationClient(makeUniqueRef<API::NavigationClient>())
, m_historyClient(makeUniqueRef<API::HistoryClient>())
, m_iconLoadingClient(makeUnique<API::IconLoadingClient>())
, m_formClient(makeUnique<API::FormClient>())
, m_uiClient(makeUnique<API::UIClient>())
, m_findClient(makeUnique<API::FindClient>())
, m_findMatchesClient(makeUnique<API::FindMatchesClient>())
#if ENABLE(CONTEXT_MENUS)
, m_contextMenuClient(makeUnique<API::ContextMenuClient>())
#endif
, m_navigationState(makeUnique<WebNavigationState>())
, m_process(process)
, m_pageGroup(*m_configuration->pageGroup())
, m_preferences(*m_configuration->preferences())
, m_userContentController(*m_configuration->userContentController())
#if ENABLE(WK_WEB_EXTENSIONS)
, m_webExtensionController(m_configuration->webExtensionController())
, m_weakWebExtensionController(m_configuration->weakWebExtensionController())
#endif
, m_visitedLinkStore(*m_configuration->visitedLinkStore())
, m_websiteDataStore(*m_configuration->websiteDataStore())
, m_userAgent(standardUserAgent())
, m_overrideContentSecurityPolicy { m_configuration->overrideContentSecurityPolicy() }
#if ENABLE(FULLSCREEN_API)
, m_fullscreenClient(makeUnique<API::FullscreenClient>())
#endif
, m_initialCapitalizationEnabled(m_configuration->initialCapitalizationEnabled())
, m_cpuLimit(m_configuration->cpuLimit())
, m_backForwardList(WebBackForwardList::create(*this))
, m_waitsForPaintAfterViewDidMoveToWindow(m_configuration->waitsForPaintAfterViewDidMoveToWindow())
, m_hasRunningProcess(process.state() != WebProcessProxy::State::Terminated)
, m_controlledByAutomation(m_configuration->isControlledByAutomation())
#if PLATFORM(COCOA)
, m_isSmartInsertDeleteEnabled(TextChecker::isSmartInsertDeleteEnabled())
#endif
, m_inspectorController(makeUnique<WebPageInspectorController>(*this))
#if ENABLE(REMOTE_INSPECTOR)
, m_inspectorDebuggable(makeUnique<WebPageDebuggable>(*this))
#endif
, m_corsDisablingPatterns(m_configuration->corsDisablingPatterns())
#if ENABLE(APP_BOUND_DOMAINS)
, m_ignoresAppBoundDomains(m_configuration->ignoresAppBoundDomains())
, m_limitsNavigationsToAppBoundDomains(m_configuration->limitsNavigationsToAppBoundDomains())
#endif
{
WEBPAGEPROXY_RELEASE_LOG(Loading, "constructor:");
if (!m_configuration->drawsBackground())
internals().backgroundColor = Color(Color::transparentBlack);
updateActivityState();
updateThrottleState();
updateHiddenPageThrottlingAutoIncreases();
#if HAVE(OUT_OF_PROCESS_LAYER_HOSTING)
internals().layerHostingMode = isInWindow() ? WebPageProxy::pageClient().viewLayerHostingMode() : LayerHostingMode::OutOfProcess;
#endif
platformInitialize();
#ifndef NDEBUG
webPageProxyCounter.increment();
#endif
WebProcessPool::statistics().wkPageCount++;
m_preferences->addPage(*this);
m_pageGroup->addPage(*this);
#if ENABLE(WK_WEB_EXTENSIONS)
if (m_webExtensionController)
m_webExtensionController->addPage(*this);
if (m_weakWebExtensionController)
m_weakWebExtensionController->addPage(*this);
#endif
m_inspector = WebInspectorUIProxy::create(*this);
if (hasRunningProcess())
didAttachToRunningProcess();
addAllMessageReceivers();
#if PLATFORM(IOS_FAMILY)
DeprecatedGlobalSettings::setDisableScreenSizeOverride(m_preferences->disableScreenSizeOverride());
if (m_configuration->preferences()->serviceWorkerEntitlementDisabledForTesting())
disableServiceWorkerEntitlementInNetworkProcess();
#endif
#if PLATFORM(COCOA)
m_activityStateChangeDispatcher = makeUnique<RunLoopObserver>(static_cast<CFIndex>(RunLoopObserver::WellKnownRunLoopOrders::ActivityStateChange), [this] {
this->dispatchActivityStateChange();
});
#endif
#if ENABLE(REMOTE_INSPECTOR)
m_inspectorDebuggable->setInspectable(JSRemoteInspectorGetInspectionEnabledByDefault());
m_inspectorDebuggable->init();
#endif
m_inspectorController->init();
#if ENABLE(IPC_TESTING_API)
if (m_preferences->ipcTestingAPIEnabled())
process.setIgnoreInvalidMessageForTesting();
#endif
#if ENABLE(MEDIA_SESSION_COORDINATOR) && HAVE(GROUP_ACTIVITIES)
if (m_preferences->mediaSessionCoordinatorEnabled())
GroupActivitiesSessionNotifier::sharedNotifier().addWebPage(*this);
#endif
m_pageToCloneSessionStorageFrom = m_configuration->pageToCloneSessionStorageFrom();
#if ENABLE(NETWORK_CONNECTION_INTEGRITY)
m_lookalikeCharacterUpdateObserver = LookalikeCharacters::shared().observeUpdates([weakThis = WeakPtr { *this }] {
if (RefPtr protectedThis = weakThis.get())
protectedThis->sendCachedLookalikeCharacterStrings();
});
#endif
}
WebPageProxy::~WebPageProxy()
{
WEBPAGEPROXY_RELEASE_LOG(Loading, "destructor:");
ASSERT(m_process->webPage(internals().identifier) != this);
#if ASSERT_ENABLED
for (auto& page : m_process->pages())
ASSERT(page.get() != this);
#endif
setPageLoadStateObserver(nullptr);
if (!m_isClosed)
close();
WebProcessPool::statistics().wkPageCount--;
if (m_spellDocumentTag)
TextChecker::closeSpellDocumentWithTag(m_spellDocumentTag.value());
m_preferences->removePage(*this);
m_pageGroup->removePage(*this);
#ifndef NDEBUG
webPageProxyCounter.decrement();
#endif
#if PLATFORM(MACCATALYST)
EndowmentStateTracker::singleton().removeClient(*this);
#endif
for (auto& callback : m_nextActivityStateChangeCallbacks)
callback();
if (auto* networkProcess = websiteDataStore().networkProcessIfExists())
networkProcess->send(Messages::NetworkProcess::RemoveWebPageNetworkParameters(sessionID(), internals().identifier), 0);
#if ENABLE(MEDIA_SESSION_COORDINATOR) && HAVE(GROUP_ACTIVITIES)
if (m_preferences->mediaSessionCoordinatorEnabled())
GroupActivitiesSessionNotifier::sharedNotifier().removeWebPage(*this);
#endif
}
void WebPageProxy::addAllMessageReceivers()
{
m_process->addMessageReceiver(Messages::WebPageProxy::messageReceiverName(), internals().webPageID, *this);
m_process->addMessageReceiver(Messages::NotificationManagerMessageHandler::messageReceiverName(), internals().webPageID, internals().notificationManagerMessageHandler);
}
void WebPageProxy::removeAllMessageReceivers()
{
m_process->removeMessageReceiver(Messages::WebPageProxy::messageReceiverName(), internals().webPageID);
m_process->removeMessageReceiver(Messages::NotificationManagerMessageHandler::messageReceiverName(), internals().webPageID);
}
// FIXME: Should return a const PageClient& and add a separate non-const
// version of this function, but several PageClient methods will need to become
// const for this to be possible.
PageClient& WebPageProxy::pageClient() const
{
ASSERT(m_pageClient);
return *m_pageClient;
}
PAL::SessionID WebPageProxy::sessionID() const
{
return m_websiteDataStore->sessionID();
}
DrawingAreaProxy* WebPageProxy::provisionalDrawingArea() const
{
if (m_provisionalPage && m_provisionalPage->drawingArea())
return m_provisionalPage->drawingArea();
return drawingArea();
}
const API::PageConfiguration& WebPageProxy::configuration() const
{
return m_configuration.get();
}
ProcessID WebPageProxy::gpuProcessIdentifier() const
{
if (m_isClosed)
return 0;
#if ENABLE(GPU_PROCESS)
if (auto* gpuProcess = process().processPool().gpuProcess())
return gpuProcess->processIdentifier();
#endif
return 0;
}
ProcessID WebPageProxy::processIdentifier() const
{
if (m_isClosed)
return 0;
return m_process->processIdentifier();
}
bool WebPageProxy::hasRunningProcess() const
{
// A page that has been explicitly closed is never valid.
if (m_isClosed)
return false;
return m_hasRunningProcess;
}
void WebPageProxy::notifyProcessPoolToPrewarm()
{
m_process->processPool().didReachGoodTimeToPrewarm();
}
void WebPageProxy::setPreferences(WebPreferences& preferences)
{
if (&preferences == m_preferences.ptr())
return;
m_preferences->removePage(*this);
m_preferences = preferences;
m_preferences->addPage(*this);
preferencesDidChange();
}
void WebPageProxy::setHistoryClient(UniqueRef<API::HistoryClient>&& historyClient)
{
m_historyClient = WTFMove(historyClient);
}
void WebPageProxy::setNavigationClient(UniqueRef<API::NavigationClient>&& navigationClient)
{
m_navigationClient = WTFMove(navigationClient);
}
void WebPageProxy::setLoaderClient(std::unique_ptr<API::LoaderClient>&& loaderClient)
{
m_loaderClient = WTFMove(loaderClient);
}
void WebPageProxy::setPolicyClient(std::unique_ptr<API::PolicyClient>&& policyClient)
{
m_policyClient = WTFMove(policyClient);
}
void WebPageProxy::setFormClient(std::unique_ptr<API::FormClient>&& formClient)
{
if (!formClient) {
m_formClient = makeUnique<API::FormClient>();
return;
}
m_formClient = WTFMove(formClient);
}
void WebPageProxy::setUIClient(std::unique_ptr<API::UIClient>&& uiClient)
{
if (!uiClient) {
m_uiClient = makeUnique<API::UIClient>();
return;
}
m_uiClient = WTFMove(uiClient);
if (hasRunningProcess())
send(Messages::WebPage::SetCanRunBeforeUnloadConfirmPanel(m_uiClient->canRunBeforeUnloadConfirmPanel()));
setCanRunModal(m_uiClient->canRunModal());
setNeedsFontAttributes(m_uiClient->needsFontAttributes());
}
void WebPageProxy::setIconLoadingClient(std::unique_ptr<API::IconLoadingClient>&& iconLoadingClient)
{
bool hasClient = iconLoadingClient.get();
if (!iconLoadingClient)
m_iconLoadingClient = makeUnique<API::IconLoadingClient>();
else
m_iconLoadingClient = WTFMove(iconLoadingClient);
if (!hasRunningProcess())
return;
send(Messages::WebPage::SetUseIconLoadingClient(hasClient));
}
void WebPageProxy::setPageLoadStateObserver(std::unique_ptr<PageLoadState::Observer>&& observer)
{
if (m_pageLoadStateObserver)
pageLoadState().removeObserver(*m_pageLoadStateObserver);
m_pageLoadStateObserver = WTFMove(observer);
if (m_pageLoadStateObserver)
pageLoadState().addObserver(*m_pageLoadStateObserver);
}
void WebPageProxy::setFindClient(std::unique_ptr<API::FindClient>&& findClient)
{
if (!findClient) {
m_findClient = makeUnique<API::FindClient>();
return;
}
m_findClient = WTFMove(findClient);
}
void WebPageProxy::setFindMatchesClient(std::unique_ptr<API::FindMatchesClient>&& findMatchesClient)
{
if (!findMatchesClient) {
m_findMatchesClient = makeUnique<API::FindMatchesClient>();
return;
}
m_findMatchesClient = WTFMove(findMatchesClient);
}
void WebPageProxy::setDiagnosticLoggingClient(std::unique_ptr<API::DiagnosticLoggingClient>&& diagnosticLoggingClient)
{
m_diagnosticLoggingClient = WTFMove(diagnosticLoggingClient);
}
#if ENABLE(CONTEXT_MENUS)
void WebPageProxy::setContextMenuClient(std::unique_ptr<API::ContextMenuClient>&& contextMenuClient)
{
if (!contextMenuClient) {
m_contextMenuClient = makeUnique<API::ContextMenuClient>();
return;
}
m_contextMenuClient = WTFMove(contextMenuClient);
}
#endif
void WebPageProxy::setInjectedBundleClient(const WKPageInjectedBundleClientBase* client)
{
if (!client) {
m_injectedBundleClient = nullptr;
return;
}
m_injectedBundleClient = makeUnique<WebPageInjectedBundleClient>();
m_injectedBundleClient->initialize(client);
}
void WebPageProxy::setResourceLoadClient(std::unique_ptr<API::ResourceLoadClient>&& client)
{
bool hadResourceLoadClient = !!m_resourceLoadClient;
m_resourceLoadClient = WTFMove(client);
bool hasResourceLoadClient = !!m_resourceLoadClient;
if (hadResourceLoadClient != hasResourceLoadClient)
send(Messages::WebPage::SetHasResourceLoadClient(hasResourceLoadClient));
}
void WebPageProxy::handleMessage(IPC::Connection& connection, const String& messageName, const WebKit::UserData& messageBody)
{
ASSERT(m_process->connection() == &connection);
if (!m_injectedBundleClient)
return;
m_injectedBundleClient->didReceiveMessageFromInjectedBundle(this, messageName, m_process->transformHandlesToObjects(messageBody.object()).get());
}
void WebPageProxy::handleSynchronousMessage(IPC::Connection& connection, const String& messageName, const UserData& messageBody, CompletionHandler<void(UserData&&)>&& completionHandler)
{
ASSERT(m_process->connection() == &connection);
if (!m_injectedBundleClient)
return completionHandler({ });
RefPtr<API::Object> returnData;
m_injectedBundleClient->didReceiveSynchronousMessageFromInjectedBundle(this, messageName, m_process->transformHandlesToObjects(messageBody.object()).get(), [completionHandler = WTFMove(completionHandler), process = m_process] (RefPtr<API::Object>&& returnData) mutable {
completionHandler(UserData(process->transformObjectsToHandles(returnData.get())));
});
}
void WebPageProxy::launchProcess(const RegistrableDomain& registrableDomain, ProcessLaunchReason reason)
{
ASSERT(!m_isClosed);
ASSERT(!hasRunningProcess());
WEBPAGEPROXY_RELEASE_LOG(Loading, "launchProcess:");
// In case we are currently connected to the dummy process, we need to make sure the inspector proxy
// disconnects from the dummy process first.
m_inspector->reset();
m_process->removeWebPage(*this, WebProcessProxy::EndsUsingDataStore::Yes);
removeAllMessageReceivers();
auto& processPool = m_process->processPool();
auto* relatedPage = m_configuration->relatedPage();
if (relatedPage && !relatedPage->isClosed() && reason == ProcessLaunchReason::InitialProcess) {
m_process = relatedPage->ensureRunningProcess();
WEBPAGEPROXY_RELEASE_LOG(Loading, "launchProcess: Using process (process=%p, PID=%i) from related page", m_process.ptr(), m_process->processIdentifier());
} else
m_process = processPool.processForRegistrableDomain(m_websiteDataStore.get(), registrableDomain, shouldEnableLockdownMode() ? WebProcessProxy::LockdownMode::Enabled : WebProcessProxy::LockdownMode::Disabled);
m_hasRunningProcess = true;
m_shouldReloadDueToCrashWhenVisible = false;
m_isLockdownModeExplicitlySet = m_configuration->isLockdownModeExplicitlySet();
m_process->addExistingWebPage(*this, WebProcessProxy::BeginsUsingDataStore::Yes);
addAllMessageReceivers();
#if ENABLE(IPC_TESTING_API)
if (m_preferences->store().getBoolValueForKey(WebPreferencesKey::ipcTestingAPIEnabledKey()))
m_process->setIgnoreInvalidMessageForTesting();
#endif
if (m_configuration->allowTestOnlyIPC())
m_process->setAllowTestOnlyIPC(true);
finishAttachingToWebProcess(reason);
auto pendingInjectedBundleMessage = WTFMove(m_pendingInjectedBundleMessages);
for (auto& message : pendingInjectedBundleMessage)
send(Messages::WebPage::PostInjectedBundleMessage(message.messageName, UserData(process().transformObjectsToHandles(message.messageBody.get()).get())));
}
bool WebPageProxy::suspendCurrentPageIfPossible(API::Navigation& navigation, RefPtr<WebFrameProxy>&& mainFrame, ProcessSwapRequestedByClient processSwapRequestedByClient, ShouldDelayClosingUntilFirstLayerFlush shouldDelayClosingUntilFirstLayerFlush)
{
m_suspendedPageKeptToPreventFlashing = nullptr;
m_lastSuspendedPage = nullptr;
if (!mainFrame)
return false;
if (!hasCommittedAnyProvisionalLoads()) {
WEBPAGEPROXY_RELEASE_LOG(ProcessSwapping, "suspendCurrentPageIfPossible: Not suspending current page for process pid %i because has not committed any load yet", m_process->processIdentifier());
return false;
}
if (isPageOpenedByDOMShowingInitialEmptyDocument()) {
WEBPAGEPROXY_RELEASE_LOG(ProcessSwapping, "suspendCurrentPageIfPossible: Not suspending current page for process pid %i because it is showing the initial empty document", m_process->processIdentifier());
return false;
}
auto* fromItem = navigation.fromItem();
// If the source and the destination back / forward list items are the same, then this is a client-side redirect. In this case,
// there is no need to suspend the previous page as there will be no way to get back to it.
if (fromItem && fromItem == m_backForwardList->currentItem()) {
WEBPAGEPROXY_RELEASE_LOG(ProcessSwapping, "suspendCurrentPageIfPossible: Not suspending current page for process pid %i because this is a client-side redirect", m_process->processIdentifier());
return false;
}
if (fromItem && fromItem->url() != pageLoadState().url()) {
WEBPAGEPROXY_RELEASE_LOG_ERROR(ProcessSwapping, "suspendCurrentPageIfPossible: Not suspending current page for process pid %i because fromItem's URL does not match the page URL.", m_process->processIdentifier());
return false;
}
bool needsSuspendedPageToPreventFlashing = shouldDelayClosingUntilFirstLayerFlush == ShouldDelayClosingUntilFirstLayerFlush::Yes;
if (!needsSuspendedPageToPreventFlashing && (!fromItem || !shouldUseBackForwardCache())) {
if (!fromItem)
WEBPAGEPROXY_RELEASE_LOG(ProcessSwapping, "suspendCurrentPageIfPossible: Not suspending current page for process pid %i there is no associated WebBackForwardListItem", m_process->processIdentifier());
else
WEBPAGEPROXY_RELEASE_LOG(ProcessSwapping, "suspendCurrentPageIfPossible: Not suspending current page for process pid %i the back / forward cache is disabled", m_process->processIdentifier());
return false;
}
WEBPAGEPROXY_RELEASE_LOG(ProcessSwapping, "suspendCurrentPageIfPossible: Suspending current page for process pid %i", m_process->processIdentifier());
mainFrame->frameLoadState().didSuspend();
auto suspendedPage = makeUnique<SuspendedPageProxy>(*this, m_process.copyRef(), mainFrame.releaseNonNull(), shouldDelayClosingUntilFirstLayerFlush);
LOG(ProcessSwapping, "WebPageProxy %" PRIu64 " created suspended page %s for process pid %i, back/forward item %s" PRIu64, identifier().toUInt64(), suspendedPage->loggingString(), m_process->processIdentifier(), fromItem ? fromItem->itemID().toString().utf8().data() : "0"_s);
m_lastSuspendedPage = *suspendedPage;
if (fromItem && shouldUseBackForwardCache())
backForwardCache().addEntry(*fromItem, WTFMove(suspendedPage));
else {
ASSERT(needsSuspendedPageToPreventFlashing);
m_suspendedPageKeptToPreventFlashing = WTFMove(suspendedPage);
}
return true;
}
WebBackForwardCache& WebPageProxy::backForwardCache() const
{
return process().processPool().backForwardCache();
}
bool WebPageProxy::shouldUseBackForwardCache() const
{
return m_preferences->usesBackForwardCache() && backForwardCache().capacity() > 0;
}
void WebPageProxy::swapToProvisionalPage(std::unique_ptr<ProvisionalPageProxy> provisionalPage)
{
ASSERT(!m_isClosed);