/* * Copyright (C) 2010 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. */ #import "config.h" #import "WebContext.h" #import "PluginProcessManager.h" #import "SharedWorkerProcessManager.h" #import "TextChecker.h" #import "WKBrowsingContextControllerInternal.h" #import "WKBrowsingContextControllerInternal.h" #import "WebKitSystemInterface.h" #import "WebProcessCreationParameters.h" #import "WebProcessMessages.h" #import <QuartzCore/CARemoteLayerServer.h> #import <WebCore/Color.h> #import <WebCore/FileSystem.h> #import <WebCore/NotImplemented.h> #import <WebCore/PlatformPasteboard.h> #import <sys/param.h> #if ENABLE(NETWORK_PROCESS) #import "NetworkProcessCreationParameters.h" #import "NetworkProcessProxy.h" #endif #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 #if __has_include(<CFNetwork/CFURLProtocolPriv.h>) #include <CFNetwork/CFURLProtocolPriv.h> #else extern "C" Boolean _CFNetworkIsKnownHSTSHostWithSession(CFURLRef url, CFURLStorageSessionRef session); extern "C" void _CFNetworkResetHSTSHostsWithSession(CFURLStorageSessionRef session); #endif #endif using namespace WebCore; NSString *WebDatabaseDirectoryDefaultsKey = @"WebDatabaseDirectory"; NSString *WebKitLocalCacheDefaultsKey = @"WebKitLocalCache"; NSString *WebStorageDirectoryDefaultsKey = @"WebKitLocalStorageDatabasePathPreferenceKey"; NSString *WebKitKerningAndLigaturesEnabledByDefaultDefaultsKey = @"WebKitKerningAndLigaturesEnabledByDefault"; static NSString *WebKitApplicationDidChangeAccessibilityEnhancedUserInterfaceNotification = @"NSApplicationDidChangeAccessibilityEnhancedUserInterfaceNotification"; // FIXME: <rdar://problem/9138817> - After this "backwards compatibility" radar is removed, this code should be removed to only return an empty String. NSString *WebIconDatabaseDirectoryDefaultsKey = @"WebIconDatabaseDirectoryDefaultsKey"; static NSString * const WebKit2HTTPProxyDefaultsKey = @"WebKit2HTTPProxy"; static NSString * const WebKit2HTTPSProxyDefaultsKey = @"WebKit2HTTPSProxy"; namespace WebKit { NSString *SchemeForCustomProtocolRegisteredNotificationName = @"WebKitSchemeForCustomProtocolRegisteredNotification"; NSString *SchemeForCustomProtocolUnregisteredNotificationName = @"WebKitSchemeForCustomProtocolUnregisteredNotification"; static bool s_applicationIsOccluded = false; static bool s_applicationWindowModificationsHaveStopped = false; static bool s_occlusionNotificationHandlersRegistered = false; static bool s_processSuppressionEnabledForAllContexts = true; static void registerUserDefaultsIfNeeded() { static bool didRegister; if (didRegister) return; didRegister = true; NSMutableDictionary *registrationDictionary = [NSMutableDictionary dictionary]; #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 [registrationDictionary setObject:[NSNumber numberWithBool:YES] forKey:WebKitKerningAndLigaturesEnabledByDefaultDefaultsKey]; #endif [[NSUserDefaults standardUserDefaults] registerDefaults:registrationDictionary]; } static void updateProcessSuppressionStateOfGlobalChildProcesses() { // The plan is to have all child processes become context specific. This function // can be removed once that is complete. #if ENABLE(PLUGIN_PROCESS) || ENABLE(SHARED_WORKER_PROCESS) bool canEnable = WebContext::canEnableProcessSuppressionForGlobalChildProcesses(); #endif #if ENABLE(PLUGIN_PROCESS) PluginProcessManager::shared().setProcessSuppressionEnabled(canEnable); #endif #if ENABLE(SHARED_WORKER_PROCESS) SharedWorkerProcessManager::shared().setProcessSuppressionEnabled(canEnable); #endif } #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 static void applicationOcclusionStateChanged() { const Vector<WebContext*>& contexts = WebContext::allContexts(); for (size_t i = 0, count = contexts.size(); i < count; ++i) { if (contexts[i]->processSuppressionEnabled()) contexts[i]->updateProcessSuppressionStateOfChildProcesses(); } if (s_processSuppressionEnabledForAllContexts) updateProcessSuppressionStateOfGlobalChildProcesses(); } static void applicationBecameVisible(uint32_t, void*, uint32_t, void*, uint32_t) { if (!s_applicationIsOccluded) return; s_applicationIsOccluded = false; applicationOcclusionStateChanged(); } static void applicationBecameOccluded(uint32_t, void*, uint32_t, void*, uint32_t) { if (s_applicationIsOccluded) return; s_applicationIsOccluded = true; applicationOcclusionStateChanged(); } static void applicationWindowModificationsStarted(uint32_t, void*, uint32_t, void*, uint32_t) { if (!s_applicationWindowModificationsHaveStopped) return; s_applicationWindowModificationsHaveStopped = false; applicationOcclusionStateChanged(); } static void applicationWindowModificationsStopped(uint32_t, void*, uint32_t, void*, uint32_t) { if (s_applicationWindowModificationsHaveStopped) return; s_applicationWindowModificationsHaveStopped = true; applicationOcclusionStateChanged(); } struct OcclusionNotificationHandler { WKOcclusionNotificationType notificationType; WKOcclusionNotificationHandler handler; const char *name; }; static const OcclusionNotificationHandler occlusionNotificationHandlers[] = { { WKOcclusionNotificationTypeApplicationBecameVisible, applicationBecameVisible, "Application Became Visible" }, { WKOcclusionNotificationTypeApplicationBecameOccluded, applicationBecameOccluded, "Application Became Occluded" }, { WKOcclusionNotificationTypeApplicationWindowModificationsStarted, applicationWindowModificationsStarted, "Application Window Modifications Started" }, { WKOcclusionNotificationTypeApplicationWindowModificationsStopped, applicationWindowModificationsStopped, "Application Window Modifications Stopped" }, }; #endif static void registerOcclusionNotificationHandlers() { #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 for (const OcclusionNotificationHandler& occlusionNotificationHandler : occlusionNotificationHandlers) { bool result = WKRegisterOcclusionNotificationHandler(occlusionNotificationHandler.notificationType, occlusionNotificationHandler.handler); UNUSED_PARAM(result); ASSERT_WITH_MESSAGE(result, "Registration of \"%s\" notification handler failed.\n", occlusionNotificationHandler.name); } #endif } static void unregisterOcclusionNotificationHandlers() { #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 for (const OcclusionNotificationHandler& occlusionNotificationHandler : occlusionNotificationHandlers) { bool result = WKUnregisterOcclusionNotificationHandler(occlusionNotificationHandler.notificationType, occlusionNotificationHandler.handler); UNUSED_PARAM(result); ASSERT_WITH_MESSAGE(result, "Unregistration of \"%s\" notification handler failed.\n", occlusionNotificationHandler.name); } #endif } static void enableOcclusionNotifications() { if (s_occlusionNotificationHandlersRegistered) return; s_occlusionNotificationHandlersRegistered = true; registerOcclusionNotificationHandlers(); } static void disableOcclusionNotifications() { if (!s_occlusionNotificationHandlersRegistered) return; s_occlusionNotificationHandlersRegistered = false; unregisterOcclusionNotificationHandlers(); } static bool processSuppressionIsEnabledForAnyContext() { bool result = false; const Vector<WebContext*>& contexts = WebContext::allContexts(); for (size_t i = 0, count = contexts.size(); i < count; ++i) { if (contexts[i]->processSuppressionEnabled()) { result = true; break; } } return result; } static bool processSuppressionIsEnabledForAllContexts() { bool result = true; const Vector<WebContext*>& contexts = WebContext::allContexts(); for (size_t i = 0, count = contexts.size(); i < count; ++i) { if (!contexts[i]->processSuppressionEnabled()) { result = false; break; } } return result; } static bool omitProcessSuppression() { static bool result = [[NSUserDefaults standardUserDefaults] boolForKey:@"WebKit2OmitProcessSuppression"]; return result; } void WebContext::platformInitialize() { registerUserDefaultsIfNeeded(); registerNotificationObservers(); ASSERT(m_processSuppressionEnabled); enableOcclusionNotifications(); } String WebContext::platformDefaultApplicationCacheDirectory() const { NSString *appName = [[NSBundle mainBundle] bundleIdentifier]; if (!appName) appName = [[NSProcessInfo processInfo] processName]; ASSERT(appName); char cacheDirectory[MAXPATHLEN]; size_t cacheDirectoryLen = confstr(_CS_DARWIN_USER_CACHE_DIR, cacheDirectory, MAXPATHLEN); if (!cacheDirectoryLen) return String(); NSString *cacheDir = [[NSFileManager defaultManager] stringWithFileSystemRepresentation:cacheDirectory length:cacheDirectoryLen - 1]; return [cacheDir stringByAppendingPathComponent:appName]; } void WebContext::platformInitializeWebProcess(WebProcessCreationParameters& parameters) { parameters.presenterApplicationPid = getpid(); parameters.accessibilityEnhancedUserInterfaceEnabled = [[NSApp accessibilityAttributeValue:@"AXEnhancedUserInterface"] boolValue]; NSURLCache *urlCache = [NSURLCache sharedURLCache]; parameters.nsURLCacheMemoryCapacity = [urlCache memoryCapacity]; parameters.nsURLCacheDiskCapacity = [urlCache diskCapacity]; #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 parameters.shouldForceScreenFontSubstitution = [[NSUserDefaults standardUserDefaults] boolForKey:@"NSFontDefaultScreenFontSubstitutionEnabled"]; #endif parameters.shouldEnableKerningAndLigaturesByDefault = [[NSUserDefaults standardUserDefaults] boolForKey:WebKitKerningAndLigaturesEnabledByDefaultDefaultsKey]; #if USE(ACCELERATED_COMPOSITING) && HAVE(HOSTED_CORE_ANIMATION) mach_port_t renderServerPort = [[CARemoteLayerServer sharedServer] serverPort]; if (renderServerPort != MACH_PORT_NULL) parameters.acceleratedCompositingPort = CoreIPC::MachPort(renderServerPort, MACH_MSG_TYPE_COPY_SEND); #endif // FIXME: This should really be configurable; we shouldn't just blindly allow read access to the UI process bundle. parameters.uiProcessBundleResourcePath = [[NSBundle mainBundle] resourcePath]; SandboxExtension::createHandle(parameters.uiProcessBundleResourcePath, SandboxExtension::ReadOnly, parameters.uiProcessBundleResourcePathExtensionHandle); parameters.uiProcessBundleIdentifier = String([[NSBundle mainBundle] bundleIdentifier]); #if ENABLE(NETWORK_PROCESS) if (!m_usesNetworkProcess) { #endif for (NSString *scheme in [WKBrowsingContextController customSchemes]) parameters.urlSchemesRegisteredForCustomProtocols.append(scheme); #if ENABLE(NETWORK_PROCESS) } #endif } #if ENABLE(NETWORK_PROCESS) void WebContext::platformInitializeNetworkProcess(NetworkProcessCreationParameters& parameters) { NSURLCache *urlCache = [NSURLCache sharedURLCache]; parameters.nsURLCacheMemoryCapacity = [urlCache memoryCapacity]; parameters.nsURLCacheDiskCapacity = [urlCache diskCapacity]; parameters.parentProcessName = [[NSProcessInfo processInfo] processName]; parameters.uiProcessBundleIdentifier = [[NSBundle mainBundle] bundleIdentifier]; for (NSString *scheme in [WKBrowsingContextController customSchemes]) parameters.urlSchemesRegisteredForCustomProtocols.append(scheme); parameters.httpProxy = [[NSUserDefaults standardUserDefaults] stringForKey:WebKit2HTTPProxyDefaultsKey]; parameters.httpsProxy = [[NSUserDefaults standardUserDefaults] stringForKey:WebKit2HTTPSProxyDefaultsKey]; } #endif void WebContext::platformInvalidateContext() { unregisterNotificationObservers(); } String WebContext::platformDefaultDiskCacheDirectory() const { RetainPtr<NSString> cachePath = adoptNS((NSString *)WKCopyFoundationCacheDirectory()); if (!cachePath) cachePath = @"~/Library/Caches/com.apple.WebKit2.WebProcess"; return [cachePath.get() stringByStandardizingPath]; } String WebContext::platformDefaultCookieStorageDirectory() const { notImplemented(); return [@"" stringByStandardizingPath]; } String WebContext::platformDefaultDatabaseDirectory() const { NSString *databasesDirectory = [[NSUserDefaults standardUserDefaults] objectForKey:WebDatabaseDirectoryDefaultsKey]; if (!databasesDirectory || ![databasesDirectory isKindOfClass:[NSString class]]) databasesDirectory = @"~/Library/WebKit/Databases"; return [databasesDirectory stringByStandardizingPath]; } String WebContext::platformDefaultIconDatabasePath() const { // FIXME: <rdar://problem/9138817> - After this "backwards compatibility" radar is removed, this code should be removed to only return an empty String. NSString *databasesDirectory = [[NSUserDefaults standardUserDefaults] objectForKey:WebIconDatabaseDirectoryDefaultsKey]; if (!databasesDirectory || ![databasesDirectory isKindOfClass:[NSString class]]) databasesDirectory = @"~/Library/Icons/WebpageIcons.db"; return [databasesDirectory stringByStandardizingPath]; } String WebContext::platformDefaultLocalStorageDirectory() const { NSString *localStorageDirectory = [[NSUserDefaults standardUserDefaults] objectForKey:WebStorageDirectoryDefaultsKey]; if (!localStorageDirectory || ![localStorageDirectory isKindOfClass:[NSString class]]) localStorageDirectory = @"~/Library/WebKit/LocalStorage"; return [localStorageDirectory stringByStandardizingPath]; } bool WebContext::omitPDFSupport() { // Since this is a "secret default" we don't bother registering it. return [[NSUserDefaults standardUserDefaults] boolForKey:@"WebKitOmitPDFSupport"]; } void WebContext::getPasteboardTypes(const String& pasteboardName, Vector<String>& pasteboardTypes) { PlatformPasteboard(pasteboardName).getTypes(pasteboardTypes); } void WebContext::getPasteboardPathnamesForType(const String& pasteboardName, const String& pasteboardType, Vector<String>& pathnames) { PlatformPasteboard(pasteboardName).getPathnamesForType(pathnames, pasteboardType); } void WebContext::getPasteboardStringForType(const String& pasteboardName, const String& pasteboardType, String& string) { string = PlatformPasteboard(pasteboardName).stringForType(pasteboardType); } void WebContext::getPasteboardBufferForType(const String& pasteboardName, const String& pasteboardType, SharedMemory::Handle& handle, uint64_t& size) { RefPtr<SharedBuffer> buffer = PlatformPasteboard(pasteboardName).bufferForType(pasteboardType); if (!buffer) return; size = buffer->size(); RefPtr<SharedMemory> sharedMemoryBuffer = SharedMemory::create(size); memcpy(sharedMemoryBuffer->data(), buffer->data(), size); sharedMemoryBuffer->createHandle(handle, SharedMemory::ReadOnly); } void WebContext::pasteboardCopy(const String& fromPasteboard, const String& toPasteboard) { PlatformPasteboard(toPasteboard).copy(fromPasteboard); } void WebContext::getPasteboardChangeCount(const String& pasteboardName, uint64_t& changeCount) { changeCount = PlatformPasteboard(pasteboardName).changeCount(); } void WebContext::getPasteboardUniqueName(String& pasteboardName) { pasteboardName = PlatformPasteboard::uniqueName(); } void WebContext::getPasteboardColor(const String& pasteboardName, WebCore::Color& color) { color = PlatformPasteboard(pasteboardName).color(); } void WebContext::getPasteboardURL(const String& pasteboardName, WTF::String& urlString) { urlString = PlatformPasteboard(pasteboardName).url().string(); } void WebContext::addPasteboardTypes(const String& pasteboardName, const Vector<String>& pasteboardTypes) { PlatformPasteboard(pasteboardName).addTypes(pasteboardTypes); } void WebContext::setPasteboardTypes(const String& pasteboardName, const Vector<String>& pasteboardTypes) { PlatformPasteboard(pasteboardName).setTypes(pasteboardTypes); } void WebContext::setPasteboardPathnamesForType(const String& pasteboardName, const String& pasteboardType, const Vector<String>& pathnames) { PlatformPasteboard(pasteboardName).setPathnamesForType(pathnames, pasteboardType); } void WebContext::setPasteboardStringForType(const String& pasteboardName, const String& pasteboardType, const String& string) { PlatformPasteboard(pasteboardName).setStringForType(string, pasteboardType); } void WebContext::setPasteboardBufferForType(const String& pasteboardName, const String& pasteboardType, const SharedMemory::Handle& handle, uint64_t size) { if (handle.isNull()) { PlatformPasteboard(pasteboardName).setBufferForType(0, pasteboardType); return; } RefPtr<SharedMemory> sharedMemoryBuffer = SharedMemory::create(handle, SharedMemory::ReadOnly); RefPtr<SharedBuffer> buffer = SharedBuffer::create(static_cast<unsigned char *>(sharedMemoryBuffer->data()), size); PlatformPasteboard(pasteboardName).setBufferForType(buffer, pasteboardType); } void WebContext::setProcessSuppressionEnabled(bool enabled) { if (m_processSuppressionEnabled == enabled) return; m_processSuppressionEnabled = enabled; processSuppressionEnabledChanged(); } void WebContext::updateProcessSuppressionStateOfChildProcesses() { #if ENABLE(NETWORK_PROCESS) bool canEnable = canEnableProcessSuppressionForNetworkProcess(); if (usesNetworkProcess() && networkProcess()) networkProcess()->setProcessSuppressionEnabled(canEnable); #endif size_t processCount = m_processes.size(); for (size_t i = 0; i < processCount; ++i) { WebProcessProxy* process = m_processes[i].get(); process->updateProcessSuppressionState(); } } bool WebContext::canEnableProcessSuppressionForNetworkProcess() const { return (s_applicationIsOccluded || s_applicationWindowModificationsHaveStopped) && m_processSuppressionEnabled && !omitProcessSuppression(); } bool WebContext::canEnableProcessSuppressionForWebProcess(const WebKit::WebProcessProxy *webProcess) const { return (s_applicationIsOccluded || s_applicationWindowModificationsHaveStopped || webProcess->allPagesAreProcessSuppressible()) && m_processSuppressionEnabled && !omitProcessSuppression(); } bool WebContext::canEnableProcessSuppressionForGlobalChildProcesses() { return (s_applicationIsOccluded || s_applicationWindowModificationsHaveStopped) && s_processSuppressionEnabledForAllContexts && !omitProcessSuppression(); } void WebContext::processSuppressionEnabledChanged() { updateProcessSuppressionStateOfChildProcesses(); if (processSuppressionIsEnabledForAnyContext()) enableOcclusionNotifications(); else disableOcclusionNotifications(); bool newProcessSuppressionEnabledForAllContexts = processSuppressionIsEnabledForAllContexts(); if (s_processSuppressionEnabledForAllContexts != newProcessSuppressionEnabledForAllContexts) { s_processSuppressionEnabledForAllContexts = newProcessSuppressionEnabledForAllContexts; updateProcessSuppressionStateOfGlobalChildProcesses(); } } void WebContext::registerNotificationObservers() { m_customSchemeRegisteredObserver = [[NSNotificationCenter defaultCenter] addObserverForName:WebKit::SchemeForCustomProtocolRegisteredNotificationName object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *notification) { NSString *scheme = [notification object]; ASSERT([scheme isKindOfClass:[NSString class]]); registerSchemeForCustomProtocol(scheme); }]; m_customSchemeUnregisteredObserver = [[NSNotificationCenter defaultCenter] addObserverForName:WebKit::SchemeForCustomProtocolUnregisteredNotificationName object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *notification) { NSString *scheme = [notification object]; ASSERT([scheme isKindOfClass:[NSString class]]); unregisterSchemeForCustomProtocol(scheme); }]; // Listen for enhanced accessibility changes and propagate them to the WebProcess. m_enhancedAccessibilityObserver = [[NSNotificationCenter defaultCenter] addObserverForName:WebKitApplicationDidChangeAccessibilityEnhancedUserInterfaceNotification object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *note) { setEnhancedAccessibility([[[note userInfo] objectForKey:@"AXEnhancedUserInterface"] boolValue]); }]; m_automaticTextReplacementNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:NSSpellCheckerDidChangeAutomaticTextReplacementNotification object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *notification) { TextChecker::didChangeAutomaticTextReplacementEnabled(); textCheckerStateChanged(); }]; m_automaticSpellingCorrectionNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:NSSpellCheckerDidChangeAutomaticSpellingCorrectionNotification object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *notification) { TextChecker::didChangeAutomaticSpellingCorrectionEnabled(); textCheckerStateChanged(); }]; #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 m_automaticQuoteSubstitutionNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:NSSpellCheckerDidChangeAutomaticQuoteSubstitutionNotification object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *notification) { TextChecker::didChangeAutomaticQuoteSubstitutionEnabled(); textCheckerStateChanged(); }]; m_automaticDashSubstitutionNotificationObserver = [[NSNotificationCenter defaultCenter] addObserverForName:NSSpellCheckerDidChangeAutomaticDashSubstitutionNotification object:nil queue:[NSOperationQueue currentQueue] usingBlock:^(NSNotification *notification) { TextChecker::didChangeAutomaticDashSubstitutionEnabled(); textCheckerStateChanged(); }]; #endif } void WebContext::unregisterNotificationObservers() { [[NSNotificationCenter defaultCenter] removeObserver:m_customSchemeRegisteredObserver.get()]; [[NSNotificationCenter defaultCenter] removeObserver:m_customSchemeUnregisteredObserver.get()]; [[NSNotificationCenter defaultCenter] removeObserver:m_enhancedAccessibilityObserver.get()]; [[NSNotificationCenter defaultCenter] removeObserver:m_automaticTextReplacementNotificationObserver.get()]; [[NSNotificationCenter defaultCenter] removeObserver:m_automaticSpellingCorrectionNotificationObserver.get()]; #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 [[NSNotificationCenter defaultCenter] removeObserver:m_automaticQuoteSubstitutionNotificationObserver.get()]; [[NSNotificationCenter defaultCenter] removeObserver:m_automaticDashSubstitutionNotificationObserver.get()]; #endif } #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 static CFURLStorageSessionRef privateBrowsingSession() { static CFURLStorageSessionRef session; static dispatch_once_t once; dispatch_once(&once, ^{ NSString *identifier = [NSString stringWithFormat:@"%@.PrivateBrowsing", [[NSBundle mainBundle] bundleIdentifier]]; session = WKCreatePrivateStorageSession((CFStringRef)identifier); }); return session; } #endif bool WebContext::isURLKnownHSTSHost(const String& urlString, bool privateBrowsingEnabled) const { #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 RetainPtr<CFURLRef> url = KURL(KURL(), urlString).createCFURL(); return _CFNetworkIsKnownHSTSHostWithSession(url.get(), privateBrowsingEnabled ? privateBrowsingSession() : nullptr); #else return false; #endif } void WebContext::resetHSTSHosts() { #if __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090 _CFNetworkResetHSTSHostsWithSession(nullptr); _CFNetworkResetHSTSHostsWithSession(privateBrowsingSession()); #endif } } // namespace WebKit