WebPreferences.mm   [plain text]

/*
* Copyright (C) 2005-2020 Apple Inc. All rights reserved.
* (C) 2006 Graham Dennis (graham.dennis@gmail.com)
*
* 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.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE 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 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 "WebPreferencesPrivate.h"
#import "WebPreferenceKeysPrivate.h"

#import "NetworkStorageSessionMap.h"
#import "WebApplicationCache.h"
#import "WebFrameNetworkingContext.h"
#import "WebKitLogging.h"
#import "WebKitNSStringExtras.h"
#import "WebKitVersionChecks.h"
#import "WebNSDictionaryExtras.h"
#import "WebNSURLExtras.h"
#import <JavaScriptCore/InitializeThreading.h>
#import <WebCore/ApplicationCacheStorage.h>
#import <WebCore/AudioSession.h>
#import <WebCore/DeprecatedGlobalSettings.h>
#import <WebCore/NetworkStorageSession.h>
#import <WebCore/RuntimeApplicationChecks.h>
#import <WebCore/Settings.h>
#import <WebCore/TextEncodingRegistry.h>
#import <pal/spi/cf/CFNetworkSPI.h>
#import <wtf/MainThread.h>
#import <wtf/RetainPtr.h>
#import <wtf/RunLoop.h>
#import <wtf/cocoa/RuntimeApplicationChecksCocoa.h>

using namespace WebCore;

#if PLATFORM(IOS_FAMILY)
#import <WebCore/Device.h>
#import <WebCore/GraphicsContext.h>
#import <WebCore/WebCoreThreadMessage.h>
#endif

NSString *WebPreferencesChangedNotification = @"WebPreferencesChangedNotification";
NSString *WebPreferencesRemovedNotification = @"WebPreferencesRemovedNotification";
NSString *WebPreferencesChangedInternalNotification = @"WebPreferencesChangedInternalNotification";
NSString *WebPreferencesCacheModelChangedInternalNotification = @"WebPreferencesCacheModelChangedInternalNotification";

#define KEY(x) (_private->identifier ? [_private->identifier.get() stringByAppendingString:(x)] : (x))

enum { WebPreferencesVersion = 1 };

static WebPreferences *_standardPreferences;
static NSMutableDictionary *webPreferencesInstances;

static unsigned webPreferencesInstanceCountWithPrivateBrowsingEnabled;

template<unsigned size> static bool contains(const char* const (&array)[size], const char* item)
{
if (!item)
return false;
for (auto* string : array) {
if (equalIgnoringASCIICase(string, item))
return true;
}
return false;
}

static WebCacheModel cacheModelForMainBundle(void)
{
@autoreleasepool {
// Apps that probably need the small setting
static const char* const documentViewerIDs[] = {
"Microsoft/com.microsoft.Messenger",
"com.adiumX.adiumX",
"com.alientechnology.Proteus",
"com.apple.Dashcode",
"com.apple.iChat",
"com.barebones.bbedit",
"com.barebones.textwrangler",
"com.barebones.yojimbo",
"com.equinux.iSale4",
"com.growl.growlframework",
"com.intrarts.PandoraMan",
"com.karelia.Sandvox",
"com.macromates.textmate",
"com.realmacsoftware.rapidweaverpro",
"com.red-sweater.marsedit",
"com.yahoo.messenger3",
"de.codingmonkeys.SubEthaEdit",
"fi.karppinen.Pyro",
"info.colloquy",
"kungfoo.tv.ecto",
};

// Apps that probably need the medium setting
static const char* const documentBrowserIDs[] = {
"com.apple.Dictionary",
"com.apple.Xcode",
"com.apple.helpviewer",
"com.culturedcode.xyle",
"com.macrabbit.CSSEdit",
"com.panic.Coda",
"com.ranchero.NetNewsWire",
"com.thinkmac.NewsLife",
"org.xlife.NewsFire",
"uk.co.opencommunity.vienna2",
};

// Apps that probably need the large setting
static const char* const primaryWebBrowserIDs[] = {
"com.app4mac.KidsBrowser"
"com.app4mac.wKiosk",
"com.freeverse.bumpercar",
"com.omnigroup.OmniWeb5",
"com.sunrisebrowser.Sunrise",
"net.hmdt-web.Shiira",
};

const char* bundleID = [[[NSBundle mainBundle] bundleIdentifier] UTF8String];
if (contains(documentViewerIDs, bundleID))
return WebCacheModelDocumentViewer;
if (contains(documentBrowserIDs, bundleID))
return WebCacheModelDocumentBrowser;
if (contains(primaryWebBrowserIDs, bundleID))
return WebCacheModelPrimaryWebBrowser;

bool isLinkedAgainstWebKit = WebKitLinkedOnOrAfter(0);
if (!isLinkedAgainstWebKit)
return WebCacheModelDocumentViewer; // Apps that don't link against WebKit probably aren't meant to be browsers.

#if !PLATFORM(IOS_FAMILY)
bool isLegacyApp = !WebKitLinkedOnOrAfter(WEBKIT_FIRST_VERSION_WITH_CACHE_MODEL_API);
#else
bool isLegacyApp = false;
#endif
if (isLegacyApp)
return WebCacheModelDocumentBrowser; // To avoid regressions in apps that depended on old WebKit's large cache.

return WebCacheModelDocumentViewer; // To save memory.
}
}

@interface WebPreferences ()
- (void)_postCacheModelChangedNotification;
@end

@interface WebPreferences (WebInternal)
+ (NSString *)_concatenateKeyWithIBCreatorID:(NSString *)key;
+ (NSString *)_IBCreatorID;
@end

struct WebPreferencesPrivate
{
public:
WebPreferencesPrivate()
: inPrivateBrowsing(NO)
, autosaves(NO)
, automaticallyDetectsCacheModel(NO)
, numWebViews(0)
#if PLATFORM(IOS_FAMILY)
, readWriteQueue(dispatch_queue_create("com.apple.WebPreferences.ReadWriteQueue", DISPATCH_QUEUE_CONCURRENT))
#endif
{
}

#if PLATFORM(IOS_FAMILY)
~WebPreferencesPrivate()
{
dispatch_release(readWriteQueue);
}
#endif

RetainPtr<NSMutableDictionary> values;
BOOL inPrivateBrowsing;
RetainPtr<NSString> identifier;
BOOL autosaves;
BOOL automaticallyDetectsCacheModel;
unsigned numWebViews;
#if PLATFORM(IOS_FAMILY)
dispatch_queue_t readWriteQueue;
#endif
};

@interface WebPreferences (WebForwardDeclarations)
// This pseudo-category is needed so these methods can be used from within other category implementations
// without being in the public header file.
- (BOOL)_boolValueForKey:(NSString *)key;
- (void)_setBoolValue:(BOOL)value forKey:(NSString *)key;
- (int)_integerValueForKey:(NSString *)key;
- (void)_setIntegerValue:(int)value forKey:(NSString *)key;
- (float)_floatValueForKey:(NSString *)key;
- (void)_setFloatValue:(float)value forKey:(NSString *)key;
- (void)_setLongLongValue:(long long)value forKey:(NSString *)key;
- (long long)_longLongValueForKey:(NSString *)key;
- (void)_setUnsignedLongLongValue:(unsigned long long)value forKey:(NSString *)key;
- (unsigned long long)_unsignedLongLongValueForKey:(NSString *)key;
@end

#if PLATFORM(IOS_FAMILY)
@interface WebPreferences ()
- (id)initWithIdentifier:(NSString *)anIdentifier sendChangeNotification:(BOOL)sendChangeNotification;
@end
#endif

@implementation WebPreferences

- (instancetype)init
{
// Create fake identifier
static int instanceCount = 1;
NSString *fakeIdentifier;

// At least ensure that identifier hasn't been already used.
fakeIdentifier = [NSString stringWithFormat:@"WebPreferences%d", instanceCount++];
while ([[self class] _getInstanceForIdentifier:fakeIdentifier]){
fakeIdentifier = [NSString stringWithFormat:@"WebPreferences%d", instanceCount++];
}

return [self initWithIdentifier:fakeIdentifier];
}

#if PLATFORM(IOS_FAMILY)
- (id)initWithIdentifier:(NSString *)anIdentifier
{
return [self initWithIdentifier:anIdentifier sendChangeNotification:YES];
}
#endif

#if PLATFORM(IOS_FAMILY)
- (instancetype)initWithIdentifier:(NSString *)anIdentifier sendChangeNotification:(BOOL)sendChangeNotification
#else
- (instancetype)initWithIdentifier:(NSString *)anIdentifier
#endif
{
WebPreferences *instance = [[self class] _getInstanceForIdentifier:anIdentifier];
if (instance) {
[self release];
return [instance retain];
}

self = [super init];
if (!self)
return nil;

_private = new WebPreferencesPrivate;
_private->values = adoptNS([[NSMutableDictionary alloc] init]);
_private->identifier = adoptNS([anIdentifier copy]);
_private->automaticallyDetectsCacheModel = YES;

[[self class] _setInstance:self forIdentifier:_private->identifier.get()];

[self _updatePrivateBrowsingStateTo:[self privateBrowsingEnabled]];

#if PLATFORM(IOS_FAMILY)
if (sendChangeNotification) {
[self _postPreferencesChangedNotification];
[self _postCacheModelChangedNotification];
}
#else
[self _postPreferencesChangedNotification];
[self _postCacheModelChangedNotification];
#endif

return self;
}

- (instancetype)initWithCoder:(NSCoder *)decoder
{
self = [super init];
if (!self)
return nil;

_private = new WebPreferencesPrivate;
_private->automaticallyDetectsCacheModel = YES;

@try {
id identifier = nil;
id values = nil;
if ([decoder allowsKeyedCoding]) {
identifier = [decoder decodeObjectForKey:@"Identifier"];
values = [decoder decodeObjectForKey:@"Values"];
} else {
int version;
[decoder decodeValueOfObjCType:@encode(int) at:&version size:sizeof(int)];
if (version == 1) {
identifier = [decoder decodeObject];
values = [decoder decodeObject];
}
}

if ([identifier isKindOfClass:[NSString class]])
_private->identifier = adoptNS([identifier copy]);
if ([values isKindOfClass:[NSDictionary class]])
_private->values = adoptNS([values mutableCopy]); // ensure dictionary is mutable

LOG(Encoding, "Identifier = %@, Values = %@\n", _private->identifier.get(), _private->values.get());
} @catch(id) {
[self release];
return nil;
}

// If we load a nib multiple times, or have instances in multiple
// nibs with the same name, the first guy up wins.
WebPreferences *instance = [[self class] _getInstanceForIdentifier:_private->identifier.get()];
if (instance) {
[self release];
self = [instance retain];
} else {
[[self class] _setInstance:self forIdentifier:_private->identifier.get()];
[self _updatePrivateBrowsingStateTo:[self privateBrowsingEnabled]];
}

return self;
}

- (void)encodeWithCoder:(NSCoder *)encoder
{
if ([encoder allowsKeyedCoding]){
[encoder encodeObject:_private->identifier.get() forKey:@"Identifier"];
#if PLATFORM(IOS_FAMILY)
dispatch_sync(_private->readWriteQueue, ^{
#endif
[encoder encodeObject:_private->values.get() forKey:@"Values"];
LOG (Encoding, "Identifier = %@, Values = %@\n", _private->identifier.get(), _private->values.get());
#if PLATFORM(IOS_FAMILY)
});
#endif
}
else {
int version = WebPreferencesVersion;
[encoder encodeValueOfObjCType:@encode(int) at:&version];
[encoder encodeObject:_private->identifier.get()];
#if PLATFORM(IOS_FAMILY)
dispatch_sync(_private->readWriteQueue, ^{
#endif
[encoder encodeObject:_private->values.get()];
#if PLATFORM(IOS_FAMILY)
});
#endif
}
}

+ (WebPreferences *)standardPreferences
{
#if !PLATFORM(IOS_FAMILY)
if (_standardPreferences == nil) {
_standardPreferences = [[WebPreferences alloc] initWithIdentifier:nil];
[_standardPreferences setAutosaves:YES];
}
#else
// FIXME: This check is necessary to avoid recursion (see <rdar://problem/9564337>), but it also makes _standardPreferences construction not thread safe.
if (_standardPreferences)
return _standardPreferences;

static dispatch_once_t pred;
dispatch_once(&pred, ^{
_standardPreferences = [[WebPreferences alloc] initWithIdentifier:nil sendChangeNotification:NO];
[_standardPreferences _postPreferencesChangedNotification];
[_standardPreferences setAutosaves:YES];
});
#endif

return _standardPreferences;
}

// if we ever have more than one WebPreferences object, this would move to init
+ (void)initialize
{
#if !PLATFORM(IOS_FAMILY)
JSC::initialize();
WTF::initializeMainThread();
bool attachmentElementEnabled = MacApplication::isAppleMail();
bool webSQLEnabled = false;
#else
bool allowsInlineMediaPlayback = WebCore::deviceClass() == MGDeviceClassiPad;
bool allowsInlineMediaPlaybackAfterFullscreen = WebCore::deviceClass() != MGDeviceClassiPad;
bool requiresPlaysInlineAttribute = !allowsInlineMediaPlayback;
bool attachmentElementEnabled = IOSApplication::isMobileMail();

// For backward compatibility, keep WebSQL working until apps are rebuilt with the iOS 14 SDK.
bool webSQLEnabled = applicationSDKVersion() < DYLD_IOS_VERSION_14_0;
#endif

NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys:
@"Times", WebKitStandardFontPreferenceKey,
@"Courier", WebKitFixedFontPreferenceKey,
@"Times", WebKitSerifFontPreferenceKey,
@"Helvetica", WebKitSansSerifFontPreferenceKey,
#if !PLATFORM(IOS_FAMILY)
@"Apple Chancery", WebKitCursiveFontPreferenceKey,
#else
@"Snell Roundhand", WebKitCursiveFontPreferenceKey,
#endif
@"Papyrus", WebKitFantasyFontPreferenceKey,
#if PLATFORM(IOS_FAMILY)
@"AppleColorEmoji", WebKitPictographFontPreferenceKey,
#else
@"Apple Color Emoji", WebKitPictographFontPreferenceKey,
#endif
@"0", WebKitMinimumFontSizePreferenceKey,
@"9", WebKitMinimumLogicalFontSizePreferenceKey,
@"16", WebKitDefaultFontSizePreferenceKey,
@"13", WebKitDefaultFixedFontSizePreferenceKey,
@"ISO-8859-1", WebKitDefaultTextEncodingNamePreferenceKey,
@NO, WebKitUsesEncodingDetectorPreferenceKey,
@NO, WebKitUserStyleSheetEnabledPreferenceKey,
@"", WebKitUserStyleSheetLocationPreferenceKey,
#if !PLATFORM(IOS_FAMILY)
@NO, WebKitShouldPrintBackgroundsPreferenceKey,
@NO, WebKitTextAreasAreResizablePreferenceKey,
#endif
@NO, WebKitShrinksStandaloneImagesToFitPreferenceKey,
#if !PLATFORM(IOS_FAMILY)
@YES, WebKitJavaEnabledPreferenceKey,
#endif
@YES, WebKitJavaScriptEnabledPreferenceKey,
@YES, WebKitJavaScriptMarkupEnabledPreferenceKey,
@YES, WebKitWebSecurityEnabledPreferenceKey,
@YES, WebKitAllowUniversalAccessFromFileURLsPreferenceKey,
@YES, WebKitAllowFileAccessFromFileURLsPreferenceKey,
@YES, WebKitAllowTopNavigationToDataURLsPreferenceKey,
#if PLATFORM(IOS_FAMILY)
@NO, WebKitJavaScriptCanOpenWindowsAutomaticallyPreferenceKey,
#else
@YES, WebKitJavaScriptCanOpenWindowsAutomaticallyPreferenceKey,
#endif
@YES, WebKitPluginsEnabledPreferenceKey,
@YES, WebKitDatabasesEnabledPreferenceKey,
@YES, WebKitHTTPEquivEnabledPreferenceKey,

#if PLATFORM(IOS_FAMILY)
@NO, WebKitStorageTrackerEnabledPreferenceKey,
#endif
@YES, WebKitLocalStorageEnabledPreferenceKey,
@NO, WebKitExperimentalNotificationsEnabledPreferenceKey,
@YES, WebKitAllowAnimatedImagesPreferenceKey,
@YES, WebKitAllowAnimatedImageLoopingPreferenceKey,
@YES, WebKitDisplayImagesKey,
@NO, WebKitLoadSiteIconsKey,
@"1800", WebKitBackForwardCacheExpirationIntervalKey,
#if !PLATFORM(IOS_FAMILY)
@NO, WebKitTabToLinksPreferenceKey,
#endif
@NO, WebKitPrivateBrowsingEnabledPreferenceKey,
#if !PLATFORM(IOS_FAMILY)
@NO, WebKitRespectStandardStyleKeyEquivalentsPreferenceKey,
@NO, WebKitShowsURLsInToolTipsPreferenceKey,
@NO, WebKitShowsToolTipOverTruncatedTextPreferenceKey,
@"1", WebKitPDFDisplayModePreferenceKey,
@"0", WebKitPDFScaleFactorPreferenceKey,
#endif
@"0", WebKitUseSiteSpecificSpoofingPreferenceKey,
@(WebKitEditableLinkDefaultBehavior), WebKitEditableLinkBehaviorPreferenceKey,
#if !PLATFORM(IOS_FAMILY)
@(WebTextDirectionSubmenuAutomaticallyIncluded), WebKitTextDirectionSubmenuInclusionBehaviorPreferenceKey,
@NO, WebKitDOMPasteAllowedPreferenceKey,
#endif
@YES, WebKitUsesPageCachePreferenceKey,
@(cacheModelForMainBundle()), WebKitCacheModelPreferenceKey,
@YES, WebKitPageCacheSupportsPluginsPreferenceKey,
@NO, WebKitDeveloperExtrasEnabledPreferenceKey,
@(0), WebKitJavaScriptRuntimeFlagsPreferenceKey,
@YES, WebKitAuthorAndUserStylesEnabledPreferenceKey,
@YES, WebKitDOMTimersThrottlingEnabledPreferenceKey,
@NO, WebKitWebArchiveDebugModeEnabledPreferenceKey,
@NO, WebKitLocalFileContentSniffingEnabledPreferenceKey,
@NO, WebKitOfflineWebApplicationCacheEnabledPreferenceKey,
@YES, WebKitZoomsTextOnlyPreferenceKey,
@NO, WebKitJavaScriptCanAccessClipboardPreferenceKey,
@YES, WebKitXSSAuditorEnabledPreferenceKey,
@YES, WebKitAcceleratedCompositingEnabledPreferenceKey,
#if PLATFORM(MAC)
#define DEFAULT_SUBPIXEL_ANTIALIASED_LAYER_TEXT_ENABLED YES
#else
#define DEFAULT_SUBPIXEL_ANTIALIASED_LAYER_TEXT_ENABLED NO
#endif
[NSNumber numberWithBool:DEFAULT_SUBPIXEL_ANTIALIASED_LAYER_TEXT_ENABLED], WebKitSubpixelAntialiasedLayerTextEnabledPreferenceKey,
@NO, WebKitDisplayListDrawingEnabledPreferenceKey,
#if PLATFORM(IOS_FAMILY) && !PLATFORM(IOS_FAMILY_SIMULATOR)
@YES, WebKitAcceleratedDrawingEnabledPreferenceKey,
@YES, WebKitCanvasUsesAcceleratedDrawingPreferenceKey,
#else
@NO, WebKitAcceleratedDrawingEnabledPreferenceKey,
@NO, WebKitCanvasUsesAcceleratedDrawingPreferenceKey,
#endif
@NO, WebKitShowDebugBordersPreferenceKey,
@YES, WebKitSimpleLineLayoutEnabledPreferenceKey,
@NO, WebKitSimpleLineLayoutDebugBordersEnabledPreferenceKey,
@NO, WebKitShowRepaintCounterPreferenceKey,
@YES, WebKitWebGLEnabledPreferenceKey,
@YES, WebKitForceWebGLUsesLowPowerPreferenceKey,
@NO, WebKitAccelerated2dCanvasEnabledPreferenceKey,
@NO, WebKitSubpixelCSSOMElementMetricsEnabledPreferenceKey,
@NO, WebKitResourceLoadStatisticsEnabledPreferenceKey,
@YES, WebKitLargeImageAsyncDecodingEnabledPreferenceKey,
@YES, WebKitAnimatedImageAsyncDecodingEnabledPreferenceKey,
#if PLATFORM(IOS_FAMILY)
@(static_cast<uint32_t>(FrameFlattening::FullyEnabled)), WebKitFrameFlatteningPreferenceKey,
#else
@(static_cast<uint32_t>(FrameFlattening::Disabled)), WebKitFrameFlatteningPreferenceKey,
#endif
@NO, WebKitAsyncFrameScrollingEnabledPreferenceKey,
@NO, WebKitSpatialNavigationEnabledPreferenceKey,
@NO, WebKitDNSPrefetchingEnabledPreferenceKey,
@NO, WebKitFullScreenEnabledPreferenceKey,
@NO, WebKitAsynchronousSpellCheckingEnabledPreferenceKey,
@YES, WebKitHyperlinkAuditingEnabledPreferenceKey,
@NO, WebKitUsePreHTML5ParserQuirksKey,
@YES, WebKitAVFoundationEnabledKey,
@YES, WebKitAVFoundationNSURLSessionEnabledKey,
@NO, WebKitSuppressesIncrementalRenderingKey,
[NSNumber numberWithBool:attachmentElementEnabled], WebKitAttachmentElementEnabledPreferenceKey,
#if !PLATFORM(IOS_FAMILY)
@YES, WebKitAllowsInlineMediaPlaybackPreferenceKey,
@NO, WebKitAllowsInlineMediaPlaybackAfterFullscreenPreferenceKey,
@NO, WebKitInlineMediaPlaybackRequiresPlaysInlineAttributeKey,
@YES, WebKitMediaControlsScaleWithPageZoomPreferenceKey,
@NO, WebKitWebAudioEnabledPreferenceKey,
@YES, WebKitBackspaceKeyNavigationEnabledKey,
@NO, WebKitShouldDisplaySubtitlesPreferenceKey,
@NO, WebKitShouldDisplayCaptionsPreferenceKey,
@NO, WebKitShouldDisplayTextDescriptionsPreferenceKey,
@YES, WebKitNotificationsEnabledKey,
@NO, WebKitShouldRespectImageOrientationKey,
@YES, WebKitMediaDataLoadsAutomaticallyPreferenceKey,
#else
[NSNumber numberWithBool:allowsInlineMediaPlayback], WebKitAllowsInlineMediaPlaybackPreferenceKey,
[NSNumber numberWithBool:allowsInlineMediaPlaybackAfterFullscreen], WebKitAllowsInlineMediaPlaybackAfterFullscreenPreferenceKey,
[NSNumber numberWithBool:requiresPlaysInlineAttribute], WebKitInlineMediaPlaybackRequiresPlaysInlineAttributeKey,
@NO, WebKitMediaControlsScaleWithPageZoomPreferenceKey,
@(AudioSession::None), WebKitAudioSessionCategoryOverride,
@NO, WebKitMediaDataLoadsAutomaticallyPreferenceKey,
#if HAVE(AVKIT)
@YES, WebKitAVKitEnabled,
#endif
@YES, WebKitRequiresUserGestureForMediaPlaybackPreferenceKey,
@NO, WebKitRequiresUserGestureForVideoPlaybackPreferenceKey,
@NO, WebKitRequiresUserGestureForAudioPlaybackPreferenceKey,
[NSNumber numberWithLongLong:WebCore::ApplicationCacheStorage::noQuota()], WebKitApplicationCacheTotalQuota,

// Per-Origin Quota on iOS is 25MB. When the quota is reached for a particular origin
// the quota for that origin can be increased. See also webView:exceededApplicationCacheOriginQuotaForSecurityOrigin:totalSpaceNeeded in WebUI/WebUIDelegate.m.
[NSNumber numberWithLongLong:(25 * 1024 * 1024)], WebKitApplicationCacheDefaultOriginQuota,

// Enable WebAudio by default in all iOS UIWebViews
@YES, WebKitWebAudioEnabledPreferenceKey,

@YES, WebKitShouldRespectImageOrientationKey,
#endif // PLATFORM(IOS_FAMILY)
#if ENABLE(WIRELESS_PLAYBACK_TARGET)
@YES, WebKitAllowsAirPlayForMediaPlaybackPreferenceKey,
#endif
@YES, WebKitAllowsPictureInPictureMediaPlaybackPreferenceKey,
@YES, WebKitRequestAnimationFrameEnabledPreferenceKey,
@NO, WebKitWantsBalancedSetDefersLoadingBehaviorKey,
@NO, WebKitDiagnosticLoggingEnabledKey,
@(WebAllowAllStorage), WebKitStorageBlockingPolicyKey,
@NO, WebKitPlugInSnapshottingEnabledPreferenceKey,
@NO, WebKitModernUnprefixedWebAudioEnabledPreferenceKey,

#if PLATFORM(IOS_FAMILY)
@YES, WebKitContentChangeObserverEnabledPreferenceKey,
@NO, WebKitTelephoneParsingEnabledPreferenceKey,
[NSNumber numberWithFloat:-1.0f], WebKitMaxParseDurationPreferenceKey,
@NO, WebKitAllowMultiElementImplicitFormSubmissionPreferenceKey,
@NO, WebKitAlwaysRequestGeolocationPermissionPreferenceKey,
@(static_cast<int>(InterpolationQuality::Low)), WebKitInterpolationQualityPreferenceKey,
@YES, WebKitPasswordEchoEnabledPreferenceKey,
[NSNumber numberWithFloat:2.0f], WebKitPasswordEchoDurationPreferenceKey,
@NO, WebKitNetworkDataUsageTrackingEnabledPreferenceKey,
@"", WebKitNetworkInterfaceNamePreferenceKey,
#endif
#if ENABLE(TEXT_AUTOSIZING)
[NSNumber numberWithFloat:Settings::defaultMinimumZoomFontSize()], WebKitMinimumZoomFontSizePreferenceKey,
[NSNumber numberWithBool:Settings::defaultTextAutosizingEnabled()], WebKitTextAutosizingEnabledPreferenceKey,
#endif
[NSNumber numberWithLongLong:ApplicationCacheStorage::noQuota()], WebKitApplicationCacheTotalQuota,
[NSNumber numberWithLongLong:ApplicationCacheStorage::noQuota()], WebKitApplicationCacheDefaultOriginQuota,
@NO, WebKitHiddenPageDOMTimerThrottlingEnabledPreferenceKey,
@YES, WebKitHiddenPageCSSAnimationSuspensionEnabledPreferenceKey,
@NO, WebKitLowPowerVideoAudioBufferSizeEnabledPreferenceKey,

@NO, WebKitUseLegacyTextAlignPositionedElementBehaviorPreferenceKey,
#if ENABLE(MEDIA_SOURCE)
@YES, WebKitMediaSourceEnabledPreferenceKey,
@YES, WebKitSourceBufferChangeTypeEnabledPreferenceKey,
#endif
#if ENABLE(SERVICE_CONTROLS)
@NO, WebKitImageControlsEnabledPreferenceKey,
@NO, WebKitServiceControlsEnabledPreferenceKey,
#endif
@NO, WebKitEnableInheritURIQueryComponentPreferenceKey,
#if ENABLE(LEGACY_ENCRYPTED_MEDIA)
@"~/Library/WebKit/MediaKeys", WebKitMediaKeysStorageDirectoryKey,
#endif

#if ENABLE(PICTURE_IN_PICTURE_API)
@NO, WebKitPictureInPictureAPIEnabledKey,
#endif

#if ENABLE(VIDEO)
@NO, WebKitGenericCueAPIEnabledKey,
#endif

#if ENABLE(GPU_PROCESS)
@NO, WebKitUseGPUProcessForMediaKey,
#endif

#if ENABLE(MEDIA_STREAM)
@NO, WebKitMockCaptureDevicesEnabledPreferenceKey,
@YES, WebKitMockCaptureDevicesPromptEnabledPreferenceKey,
@YES, WebKitMediaCaptureRequiresSecureConnectionPreferenceKey,
#endif
@YES, WebKitShadowDOMEnabledPreferenceKey,
@YES, WebKitCustomElementsEnabledPreferenceKey,
@YES, WebKitDataTransferItemsEnabledPreferenceKey,
@NO, WebKitCustomPasteboardDataEnabledPreferenceKey,
@NO, WebKitDialogElementEnabledPreferenceKey,
@NO, WebKitHighlightAPIEnabledPreferenceKey,
@YES, WebKitModernMediaControlsEnabledPreferenceKey,
@YES, WebKitWebAnimationsCSSIntegrationEnabledPreferenceKey,
@YES, WebKitLayoutFormattingContextIntegrationEnabledPreferenceKey,

#if ENABLE(WEBGL2)
@NO, WebKitWebGL2EnabledPreferenceKey,
#endif
#if ENABLE(WEBGPU)
@NO, WebKitWebGPUEnabledPreferenceKey,
#endif
#if ENABLE(WEBGL) || ENABLE(WEBGL2)
@YES, WebKitMaskWebGLStringsEnabledPreferenceKey,
#endif
@NO, WebKitCacheAPIEnabledPreferenceKey,
@YES, WebKitFetchAPIEnabledPreferenceKey,

@NO, WebKitReadableByteStreamAPIEnabledPreferenceKey,
@NO, WebKitWritableStreamAPIEnabledPreferenceKey,

#if ENABLE(DOWNLOAD_ATTRIBUTE)
@NO, WebKitDownloadAttributeEnabledPreferenceKey,
#endif
@NO, WebKitDirectoryUploadEnabledPreferenceKey,
@YES, WebKitWebAnimationsEnabledPreferenceKey,
@YES, WebKitSyntheticEditingCommandsEnabledPreferenceKey,

#if PLATFORM(IOS_FAMILY)
@NO, WebKitVisualViewportAPIEnabledPreferenceKey,
#else
@YES, WebKitVisualViewportAPIEnabledPreferenceKey,
#endif

@YES, WebKitCSSOMViewScrollingAPIEnabledPreferenceKey,
@NO, WebKitCSSOMViewSmoothScrollingEnabledPreferenceKey,
@YES, WebKitNeedsStorageAccessFromFileURLsQuirkKey,
@NO, WebKitAllowCrossOriginSubresourcesToAskForCredentialsKey,
#if ENABLE(MEDIA_STREAM)
@NO, WebKitMediaDevicesEnabledPreferenceKey,
@YES, WebKitMediaStreamEnabledPreferenceKey,
@NO, WebKitMediaRecorderEnabledPreferenceKey,
#endif
#if ENABLE(WEB_RTC)
@YES, WebKitPeerConnectionEnabledPreferenceKey,
#endif
@YES, WebKitSelectionAcrossShadowBoundariesEnabledPreferenceKey,
@NO, WebKitCSSLogicalEnabledPreferenceKey,
@NO, WebKitLineHeightUnitsEnabledPreferenceKey,
@NO, WebKitAdClickAttributionEnabledPreferenceKey,
#if ENABLE(INTERSECTION_OBSERVER)
@NO, WebKitIntersectionObserverEnabledPreferenceKey,
#endif
@NO, WebKitUserTimingEnabledPreferenceKey,
@NO, WebKitResourceTimingEnabledPreferenceKey,
@NO, WebKitMediaUserGestureInheritsFromDocument,
@NO, WebKitIsSecureContextAttributeEnabledPreferenceKey,
@YES, WebKitLegacyEncryptedMediaAPIEnabledKey,
@NO, WebKitEncryptedMediaAPIEnabledKey,
@YES, WebKitViewportFitEnabledPreferenceKey,
@YES, WebKitConstantPropertiesEnabledPreferenceKey,
@NO, WebKitColorFilterEnabledPreferenceKey,
@NO, WebKitPunchOutWhiteBackgroundsInDarkModePreferenceKey,
@YES, WebKitAllowMediaContentTypesRequiringHardwareSupportAsFallbackKey,
@NO, WebKitInspectorAdditionsEnabledPreferenceKey,
(NSString *)Settings::defaultMediaContentTypesRequiringHardwareSupport(), WebKitMediaContentTypesRequiringHardwareSupportPreferenceKey,
@NO, WebKitAccessibilityObjectModelEnabledPreferenceKey,
@YES, WebKitAriaReflectionEnabledPreferenceKey,
@NO, WebKitMediaCapabilitiesEnabledPreferenceKey,
@NO, WebKitFetchAPIKeepAliveEnabledPreferenceKey,
@NO, WebKitServerTimingEnabledPreferenceKey,
@NO, WebKitReferrerPolicyAttributeEnabledPreferenceKey,
#if ENABLE(RESIZE_OBSERVER)
@NO, WebKitResizeObserverEnabledPreferenceKey,
#endif
@NO, WebKitCoreMathMLEnabledPreferenceKey,
@NO, WebKitRequestIdleCallbackEnabledPreferenceKey,
@NO, WebKitAsyncClipboardAPIEnabledPreferenceKey,
@NO, WebKitLinkPreloadResponsiveImagesEnabledPreferenceKey,
@YES, WebKitCSSShadowPartsEnabledPreferenceKey,
@NO, WebKitDebugInAppBrowserPrivacyEnabledPreferenceKey,
@NO, WebKitAspectRatioOfImgFromWidthAndHeightEnabledPreferenceKey,
@(webSQLEnabled), WebKitWebSQLEnabledPreferenceKey,
@YES, WebKitUserGesturePromisePropagationEnabledPreferenceKey,
nil];

#if !PLATFORM(IOS_FAMILY)
// This value shouldn't ever change, which is assumed in the initialization of WebKitPDFDisplayModePreferenceKey above
ASSERT(kPDFDisplaySinglePageContinuous == 1);
#endif
[[NSUserDefaults standardUserDefaults] registerDefaults:dict];
}

- (void)dealloc
{
[self _updatePrivateBrowsingStateTo:NO];

delete _private;
[super dealloc];
}

- (NSString *)identifier
{
return _private->identifier.get();
}

- (id)_valueForKey:(NSString *)key
{
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
__block id o = nil;
dispatch_sync(_private->readWriteQueue, ^{
o = [_private->values.get() objectForKey:_key];
});
#else
id o = [_private->values.get() objectForKey:_key];
#endif
if (o)
return o;
o = [[NSUserDefaults standardUserDefaults] objectForKey:_key];
if (!o && key != _key)
o = [[NSUserDefaults standardUserDefaults] objectForKey:key];
return o;
}

- (NSString *)_stringValueForKey:(NSString *)key
{
id s = [self _valueForKey:key];
return [s isKindOfClass:[NSString class]] ? (NSString *)s : nil;
}

- (void)_setStringValue:(NSString *)value forKey:(NSString *)key
{
if ([[self _stringValueForKey:key] isEqualToString:value])
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:value forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setObject:value forKey:_key];
[self _postPreferencesChangedNotification];
}

- (NSArray<NSString *> *)_stringArrayValueForKey:(NSString *)key
{
id value = [self _valueForKey:key];
if (![value isKindOfClass:[NSArray class]])
return nil;

NSArray *array = (NSArray *)value;
for (id object in array) {
if (![object isKindOfClass:[NSString class]])
return nil;
}

return (NSArray<NSString *> *)array;
}

- (void)_setStringArrayValueForKey:(NSArray<NSString *> *)value forKey:(NSString *)key
{
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:value forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setObject:value forKey:_key];
[self _postPreferencesChangedNotification];
}

- (int)_integerValueForKey:(NSString *)key
{
id o = [self _valueForKey:key];
return [o respondsToSelector:@selector(intValue)] ? [o intValue] : 0;
}

- (void)_setIntegerValue:(int)value forKey:(NSString *)key
{
if ([self _integerValueForKey:key] == value)
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:@(value) forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setInteger:value forKey:_key];
[self _postPreferencesChangedNotification];
}

- (unsigned int)_unsignedIntValueForKey:(NSString *)key
{
id o = [self _valueForKey:key];
return [o respondsToSelector:@selector(unsignedIntValue)] ? [o unsignedIntValue] : 0;
}

- (void)_setUnsignedIntValue:(unsigned int)value forKey:(NSString *)key
{
if ([self _unsignedIntValueForKey:key] == value)
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:@(value) forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setObject:@(value) forKey:_key];
[self _postPreferencesChangedNotification];
}

- (float)_floatValueForKey:(NSString *)key
{
id o = [self _valueForKey:key];
return [o respondsToSelector:@selector(floatValue)] ? [o floatValue] : 0.0f;
}

- (void)_setFloatValue:(float)value forKey:(NSString *)key
{
if ([self _floatValueForKey:key] == value)
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:@(value) forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setFloat:value forKey:_key];
[self _postPreferencesChangedNotification];
}

- (BOOL)_boolValueForKey:(NSString *)key
{
return [self _integerValueForKey:key] != 0;
}

- (void)_setBoolValue:(BOOL)value forKey:(NSString *)key
{
if ([self _boolValueForKey:key] == value)
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:@(value) forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setBool:value forKey:_key];
[self _postPreferencesChangedNotification];
}

- (long long)_longLongValueForKey:(NSString *)key
{
id o = [self _valueForKey:key];
return [o respondsToSelector:@selector(longLongValue)] ? [o longLongValue] : 0;
}

- (void)_setLongLongValue:(long long)value forKey:(NSString *)key
{
if ([self _longLongValueForKey:key] == value)
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:@(value) forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setObject:[NSNumber numberWithLongLong:value] forKey:_key];
[self _postPreferencesChangedNotification];
}

- (unsigned long long)_unsignedLongLongValueForKey:(NSString *)key
{
id o = [self _valueForKey:key];
return [o respondsToSelector:@selector(unsignedLongLongValue)] ? [o unsignedLongLongValue] : 0;
}

- (void)_setUnsignedLongLongValue:(unsigned long long)value forKey:(NSString *)key
{
if ([self _unsignedLongLongValueForKey:key] == value)
return;
NSString *_key = KEY(key);
#if PLATFORM(IOS_FAMILY)
dispatch_barrier_sync(_private->readWriteQueue, ^{
#endif
[_private->values.get() setObject:@(value) forKey:_key];
#if PLATFORM(IOS_FAMILY)
});
#endif
if (_private->autosaves)
[[NSUserDefaults standardUserDefaults] setObject:[NSNumber numberWithUnsignedLongLong:value] forKey:_key];
[self _postPreferencesChangedNotification];
}

- (NSString *)standardFontFamily
{
return [self _stringValueForKey: WebKitStandardFontPreferenceKey];
}

- (void)setStandardFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitStandardFontPreferenceKey];
}

- (NSString *)fixedFontFamily
{
return [self _stringValueForKey: WebKitFixedFontPreferenceKey];
}

- (void)setFixedFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitFixedFontPreferenceKey];
}

- (NSString *)serifFontFamily
{
return [self _stringValueForKey: WebKitSerifFontPreferenceKey];
}

- (void)setSerifFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitSerifFontPreferenceKey];
}

- (NSString *)sansSerifFontFamily
{
return [self _stringValueForKey: WebKitSansSerifFontPreferenceKey];
}

- (void)setSansSerifFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitSansSerifFontPreferenceKey];
}

- (NSString *)cursiveFontFamily
{
return [self _stringValueForKey: WebKitCursiveFontPreferenceKey];
}

- (void)setCursiveFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitCursiveFontPreferenceKey];
}

- (NSString *)fantasyFontFamily
{
return [self _stringValueForKey: WebKitFantasyFontPreferenceKey];
}

- (void)setFantasyFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitFantasyFontPreferenceKey];
}

- (int)defaultFontSize
{
return [self _integerValueForKey: WebKitDefaultFontSizePreferenceKey];
}

- (void)setDefaultFontSize:(int)size
{
[self _setIntegerValue: size forKey: WebKitDefaultFontSizePreferenceKey];
}

- (int)defaultFixedFontSize
{
return [self _integerValueForKey: WebKitDefaultFixedFontSizePreferenceKey];
}

- (void)setDefaultFixedFontSize:(int)size
{
[self _setIntegerValue: size forKey: WebKitDefaultFixedFontSizePreferenceKey];
}

- (int)minimumFontSize
{
return [self _integerValueForKey: WebKitMinimumFontSizePreferenceKey];
}

- (void)setMinimumFontSize:(int)size
{
[self _setIntegerValue: size forKey: WebKitMinimumFontSizePreferenceKey];
}

- (int)minimumLogicalFontSize
{
return [self _integerValueForKey: WebKitMinimumLogicalFontSizePreferenceKey];
}

- (void)setMinimumLogicalFontSize:(int)size
{
[self _setIntegerValue: size forKey: WebKitMinimumLogicalFontSizePreferenceKey];
}

- (NSString *)defaultTextEncodingName
{
return [self _stringValueForKey: WebKitDefaultTextEncodingNamePreferenceKey];
}

- (void)setDefaultTextEncodingName:(NSString *)encoding
{
[self _setStringValue: encoding forKey: WebKitDefaultTextEncodingNamePreferenceKey];
}

#if !PLATFORM(IOS_FAMILY)
- (BOOL)userStyleSheetEnabled
{
return [self _boolValueForKey: WebKitUserStyleSheetEnabledPreferenceKey];
}

- (void)setUserStyleSheetEnabled:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitUserStyleSheetEnabledPreferenceKey];
}

- (NSURL *)userStyleSheetLocation
{
NSString *locationString = [self _stringValueForKey: WebKitUserStyleSheetLocationPreferenceKey];

if ([locationString _webkit_looksLikeAbsoluteURL]) {
return [NSURL _web_URLWithDataAsString:locationString];
} else {
locationString = [locationString stringByExpandingTildeInPath];
return [NSURL fileURLWithPath:locationString isDirectory:NO];
}
}

- (void)setUserStyleSheetLocation:(NSURL *)URL
{
NSString *locationString;

if ([URL isFileURL]) {
locationString = [[URL path] _web_stringByAbbreviatingWithTildeInPath];
} else {
locationString = [URL _web_originalDataAsString];
}

if (!locationString)
locationString = @"";

[self _setStringValue:locationString forKey: WebKitUserStyleSheetLocationPreferenceKey];
}
#else

// These methods have had their implementations removed on iOS since it
// is wrong to have such a setting stored in preferences that, when read,
// is applied to all WebViews in a iOS process. Such a design might work
// OK for an application like Safari on Mac OS X, where the only WebViews
// in use display web content in a straightforward manner. However, it is
// wrong for iOS, where WebViews are used for various purposes, like
// text editing, text rendering, and displaying web content.
//
// I have changed the user style sheet mechanism to be a per-WebView
// setting, rather than a per-process preference. This seems to give the
// behavior we want for iOS.

- (BOOL)userStyleSheetEnabled
{
return NO;
}

- (void)setUserStyleSheetEnabled:(BOOL)flag
{
// no-op
}

- (NSURL *)userStyleSheetLocation
{
return nil;
}

- (void)setUserStyleSheetLocation:(NSURL *)URL
{
// no-op
}
#endif // PLATFORM(IOS_FAMILY)

#if !PLATFORM(IOS_FAMILY)
- (BOOL)shouldPrintBackgrounds
{
return [self _boolValueForKey: WebKitShouldPrintBackgroundsPreferenceKey];
}

- (void)setShouldPrintBackgrounds:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitShouldPrintBackgroundsPreferenceKey];
}
#endif

- (BOOL)isJavaEnabled
{
return [self _boolValueForKey: WebKitJavaEnabledPreferenceKey];
}

- (void)setJavaEnabled:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitJavaEnabledPreferenceKey];
}

- (BOOL)isJavaScriptEnabled
{
return [self _boolValueForKey: WebKitJavaScriptEnabledPreferenceKey];
}

- (void)setJavaScriptEnabled:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitJavaScriptEnabledPreferenceKey];
}

- (BOOL)javaScriptCanOpenWindowsAutomatically
{
return [self _boolValueForKey: WebKitJavaScriptCanOpenWindowsAutomaticallyPreferenceKey];
}

- (void)setJavaScriptCanOpenWindowsAutomatically:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitJavaScriptCanOpenWindowsAutomaticallyPreferenceKey];
}

- (BOOL)arePlugInsEnabled
{
return [self _boolValueForKey: WebKitPluginsEnabledPreferenceKey];
}

- (void)setPlugInsEnabled:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitPluginsEnabledPreferenceKey];
}

- (BOOL)allowsAnimatedImages
{
return [self _boolValueForKey: WebKitAllowAnimatedImagesPreferenceKey];
}

- (void)setAllowsAnimatedImages:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitAllowAnimatedImagesPreferenceKey];
}

- (BOOL)allowsAnimatedImageLooping
{
return [self _boolValueForKey: WebKitAllowAnimatedImageLoopingPreferenceKey];
}

- (void)setAllowsAnimatedImageLooping: (BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitAllowAnimatedImageLoopingPreferenceKey];
}

- (void)setLoadsImagesAutomatically: (BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitDisplayImagesKey];
}

- (BOOL)loadsImagesAutomatically
{
return [self _boolValueForKey: WebKitDisplayImagesKey];
}

- (void)setAdditionalSupportedImageTypes:(NSArray<NSString*> *)imageTypes
{
[self _setStringArrayValueForKey:imageTypes forKey:WebKitAdditionalSupportedImageTypesKey];
}

- (NSArray<NSString *> *)additionalSupportedImageTypes
{
return [self _stringArrayValueForKey:WebKitAdditionalSupportedImageTypesKey];
}

- (void)setAutosaves:(BOOL)flag
{
_private->autosaves = flag;
}

- (BOOL)autosaves
{
return _private->autosaves;
}

#if !PLATFORM(IOS_FAMILY)
- (void)setTabsToLinks:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitTabToLinksPreferenceKey];
}

- (BOOL)tabsToLinks
{
return [self _boolValueForKey:WebKitTabToLinksPreferenceKey];
}
#endif

- (void)setPrivateBrowsingEnabled:(BOOL)enabled
{
[self _updatePrivateBrowsingStateTo:enabled];
[self _setBoolValue:enabled forKey:WebKitPrivateBrowsingEnabledPreferenceKey];
}

- (BOOL)privateBrowsingEnabled
{
// Changes to private browsing defaults do not have effect on existing WebPreferences, and must be done through -setPrivateBrowsingEnabled.
// This is needed to accurately track private browsing sessions in the process.
return _private->inPrivateBrowsing;
}

- (void)_updatePrivateBrowsingStateTo:(BOOL)enabled
{
if (!_private) {
ASSERT(!enabled);
return;
}

if (enabled == _private->inPrivateBrowsing)
return;
if (enabled > _private->inPrivateBrowsing) {
WebFrameNetworkingContext::ensurePrivateBrowsingSession();
++webPreferencesInstanceCountWithPrivateBrowsingEnabled;
} else {
ASSERT(webPreferencesInstanceCountWithPrivateBrowsingEnabled);
--webPreferencesInstanceCountWithPrivateBrowsingEnabled;
if (!webPreferencesInstanceCountWithPrivateBrowsingEnabled)
WebFrameNetworkingContext::destroyPrivateBrowsingSession();
}
_private->inPrivateBrowsing = enabled;
}

- (void)setUsesPageCache:(BOOL)usesPageCache
{
[self _setBoolValue:usesPageCache forKey:WebKitUsesPageCachePreferenceKey];
}

- (BOOL)usesPageCache
{
return [self _boolValueForKey:WebKitUsesPageCachePreferenceKey];
}

- (void)_postCacheModelChangedNotification
{
#if !PLATFORM(IOS_FAMILY)
if (!pthread_main_np()) {
[self performSelectorOnMainThread:_cmd withObject:nil waitUntilDone:NO];
return;
}
#endif

[[NSNotificationCenter defaultCenter] postNotificationName:WebPreferencesCacheModelChangedInternalNotification object:self userInfo:nil];
}

- (void)setCacheModel:(WebCacheModel)cacheModel
{
[self _setIntegerValue:cacheModel forKey:WebKitCacheModelPreferenceKey];
[self setAutomaticallyDetectsCacheModel:NO];
[self _postCacheModelChangedNotification];
}

- (WebCacheModel)cacheModel
{
return (WebCacheModel)[self _integerValueForKey:WebKitCacheModelPreferenceKey];
}

- (void)setSuppressesIncrementalRendering:(BOOL)suppressesIncrementalRendering
{
[self _setBoolValue:suppressesIncrementalRendering forKey:WebKitSuppressesIncrementalRenderingKey];
}

- (BOOL)suppressesIncrementalRendering
{
return [self _boolValueForKey:WebKitSuppressesIncrementalRenderingKey];
}

- (BOOL)allowsAirPlayForMediaPlayback
{
#if ENABLE(WIRELESS_PLAYBACK_TARGET)
return [self _boolValueForKey:WebKitAllowsAirPlayForMediaPlaybackPreferenceKey];
#else
return false;
#endif
}

- (void)setAllowsAirPlayForMediaPlayback:(BOOL)flag
{
#if ENABLE(WIRELESS_PLAYBACK_TARGET)
[self _setBoolValue:flag forKey:WebKitAllowsAirPlayForMediaPlaybackPreferenceKey];
#endif
}

@end

@implementation WebPreferences (WebPrivate)

- (BOOL)isDNSPrefetchingEnabled
{
return [self _boolValueForKey:WebKitDNSPrefetchingEnabledPreferenceKey];
}

- (void)setDNSPrefetchingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDNSPrefetchingEnabledPreferenceKey];
}

- (BOOL)developerExtrasEnabled
{
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
if ([defaults boolForKey:@"DisableWebKitDeveloperExtras"])
return NO;
#ifdef NDEBUG
if ([defaults boolForKey:@"WebKitDeveloperExtras"] || [defaults boolForKey:@"IncludeDebugMenu"])
return YES;
return [self _boolValueForKey:WebKitDeveloperExtrasEnabledPreferenceKey];
#else
return YES; // always enable in debug builds
#endif
}

- (WebKitJavaScriptRuntimeFlags)javaScriptRuntimeFlags
{
return static_cast<WebKitJavaScriptRuntimeFlags>([self _unsignedIntValueForKey:WebKitJavaScriptRuntimeFlagsPreferenceKey]);
}

- (void)setJavaScriptRuntimeFlags:(WebKitJavaScriptRuntimeFlags)flags
{
[self _setUnsignedIntValue:flags forKey:WebKitJavaScriptRuntimeFlagsPreferenceKey];
}

- (void)setDeveloperExtrasEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDeveloperExtrasEnabledPreferenceKey];
}

- (BOOL)authorAndUserStylesEnabled
{
return [self _boolValueForKey:WebKitAuthorAndUserStylesEnabledPreferenceKey];
}

- (void)setAuthorAndUserStylesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAuthorAndUserStylesEnabledPreferenceKey];
}

// FIXME: applicationChromeMode is no longer needed by ToT, but is still used in Safari 8.
- (BOOL)applicationChromeModeEnabled
{
return NO;
}

- (void)setApplicationChromeModeEnabled:(BOOL)flag
{
}

- (BOOL)domTimersThrottlingEnabled
{
return [self _boolValueForKey:WebKitDOMTimersThrottlingEnabledPreferenceKey];
}

- (void)setDOMTimersThrottlingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDOMTimersThrottlingEnabledPreferenceKey];
}

- (BOOL)webArchiveDebugModeEnabled
{
return [self _boolValueForKey:WebKitWebArchiveDebugModeEnabledPreferenceKey];
}

- (void)setWebArchiveDebugModeEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWebArchiveDebugModeEnabledPreferenceKey];
}

- (BOOL)localFileContentSniffingEnabled
{
return [self _boolValueForKey:WebKitLocalFileContentSniffingEnabledPreferenceKey];
}

- (void)setLocalFileContentSniffingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitLocalFileContentSniffingEnabledPreferenceKey];
}

- (BOOL)offlineWebApplicationCacheEnabled
{
return [self _boolValueForKey:WebKitOfflineWebApplicationCacheEnabledPreferenceKey];
}

- (void)setOfflineWebApplicationCacheEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitOfflineWebApplicationCacheEnabledPreferenceKey];
}

- (BOOL)zoomsTextOnly
{
return [self _boolValueForKey:WebKitZoomsTextOnlyPreferenceKey];
}

- (void)setZoomsTextOnly:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitZoomsTextOnlyPreferenceKey];
}

- (BOOL)javaScriptCanAccessClipboard
{
return [self _boolValueForKey:WebKitJavaScriptCanAccessClipboardPreferenceKey];
}

- (void)setJavaScriptCanAccessClipboard:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitJavaScriptCanAccessClipboardPreferenceKey];
}

- (BOOL)isXSSAuditorEnabled
{
return [self _boolValueForKey:WebKitXSSAuditorEnabledPreferenceKey];
}

- (void)setXSSAuditorEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitXSSAuditorEnabledPreferenceKey];
}

#if !PLATFORM(IOS_FAMILY)
- (BOOL)respectStandardStyleKeyEquivalents
{
return [self _boolValueForKey:WebKitRespectStandardStyleKeyEquivalentsPreferenceKey];
}

- (void)setRespectStandardStyleKeyEquivalents:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitRespectStandardStyleKeyEquivalentsPreferenceKey];
}

- (BOOL)showsURLsInToolTips
{
return [self _boolValueForKey:WebKitShowsURLsInToolTipsPreferenceKey];
}

- (void)setShowsURLsInToolTips:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShowsURLsInToolTipsPreferenceKey];
}

- (BOOL)showsToolTipOverTruncatedText
{
return [self _boolValueForKey:WebKitShowsToolTipOverTruncatedTextPreferenceKey];
}

- (void)setShowsToolTipOverTruncatedText:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShowsToolTipOverTruncatedTextPreferenceKey];
}

- (BOOL)textAreasAreResizable
{
return [self _boolValueForKey: WebKitTextAreasAreResizablePreferenceKey];
}

- (void)setTextAreasAreResizable:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitTextAreasAreResizablePreferenceKey];
}
#endif // !PLATFORM(IOS_FAMILY)

- (BOOL)shrinksStandaloneImagesToFit
{
return [self _boolValueForKey:WebKitShrinksStandaloneImagesToFitPreferenceKey];
}

- (void)setShrinksStandaloneImagesToFit:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShrinksStandaloneImagesToFitPreferenceKey];
}

- (BOOL)automaticallyDetectsCacheModel
{
return _private->automaticallyDetectsCacheModel;
}

- (void)setAutomaticallyDetectsCacheModel:(BOOL)automaticallyDetectsCacheModel
{
_private->automaticallyDetectsCacheModel = automaticallyDetectsCacheModel;
}

- (BOOL)usesEncodingDetector
{
return [self _boolValueForKey: WebKitUsesEncodingDetectorPreferenceKey];
}

- (void)setUsesEncodingDetector:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitUsesEncodingDetectorPreferenceKey];
}

- (BOOL)isWebSecurityEnabled
{
return [self _boolValueForKey: WebKitWebSecurityEnabledPreferenceKey];
}

- (void)setWebSecurityEnabled:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitWebSecurityEnabledPreferenceKey];
}

- (BOOL)allowUniversalAccessFromFileURLs
{
return [self _boolValueForKey: WebKitAllowUniversalAccessFromFileURLsPreferenceKey];
}

- (void)setAllowUniversalAccessFromFileURLs:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitAllowUniversalAccessFromFileURLsPreferenceKey];
}

- (BOOL)allowFileAccessFromFileURLs
{
return [self _boolValueForKey: WebKitAllowFileAccessFromFileURLsPreferenceKey];
}

- (void)setAllowFileAccessFromFileURLs:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitAllowFileAccessFromFileURLsPreferenceKey];
}

- (BOOL)allowTopNavigationToDataURLs
{
return [self _boolValueForKey: WebKitAllowTopNavigationToDataURLsPreferenceKey];
}

- (void)setAllowTopNavigationToDataURLs:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitAllowTopNavigationToDataURLsPreferenceKey];
}

- (BOOL)allowCrossOriginSubresourcesToAskForCredentials
{
return [self _boolValueForKey:WebKitAllowCrossOriginSubresourcesToAskForCredentialsKey];
}

- (void)setAllowCrossOriginSubresourcesToAskForCredentials:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowCrossOriginSubresourcesToAskForCredentialsKey];
}

- (BOOL)needsStorageAccessFromFileURLsQuirk
{
return [self _boolValueForKey: WebKitNeedsStorageAccessFromFileURLsQuirkKey];
}

-(void)setNeedsStorageAccessFromFileURLsQuirk:(BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitNeedsStorageAccessFromFileURLsQuirkKey];
}

- (NSTimeInterval)_backForwardCacheExpirationInterval
{
return (NSTimeInterval)[self _floatValueForKey:WebKitBackForwardCacheExpirationIntervalKey];
}

- (BOOL)_mediaRecorderEnabled
{
return [self _boolValueForKey:WebKitMediaRecorderEnabledPreferenceKey];
}

- (void)_setMediaRecorderEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaRecorderEnabledPreferenceKey];
}

#if PLATFORM(IOS_FAMILY)
- (BOOL)_standalone
{
return [self _boolValueForKey:WebKitStandalonePreferenceKey];
}

- (void)_setStandalone:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitStandalonePreferenceKey];
}

- (void)_setTelephoneNumberParsingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitTelephoneParsingEnabledPreferenceKey];
}

- (BOOL)_telephoneNumberParsingEnabled
{
return [self _boolValueForKey:WebKitTelephoneParsingEnabledPreferenceKey];
}

- (BOOL)contentChangeObserverEnabled
{
return [self _boolValueForKey:WebKitContentChangeObserverEnabledPreferenceKey];
}

- (void)setContentChangeObserverEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitContentChangeObserverEnabledPreferenceKey];
}
#endif

#if ENABLE(TEXT_AUTOSIZING)
- (void)_setMinimumZoomFontSize:(float)size
{
[self _setFloatValue:size forKey:WebKitMinimumZoomFontSizePreferenceKey];
}

- (float)_minimumZoomFontSize
{
return [self _floatValueForKey:WebKitMinimumZoomFontSizePreferenceKey];
}

- (void)_setTextAutosizingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitTextAutosizingEnabledPreferenceKey];
}

- (BOOL)_textAutosizingEnabled
{
return [self _boolValueForKey:WebKitTextAutosizingEnabledPreferenceKey];
}
#endif

#if PLATFORM(IOS_FAMILY)
- (void)_setMaxParseDuration:(float)d
{
[self _setFloatValue:d forKey:WebKitMaxParseDurationPreferenceKey];
}

- (float)_maxParseDuration
{
return [self _floatValueForKey:WebKitMaxParseDurationPreferenceKey];
}

- (void)_setAllowMultiElementImplicitFormSubmission:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowMultiElementImplicitFormSubmissionPreferenceKey];
}

- (BOOL)_allowMultiElementImplicitFormSubmission
{
return [self _boolValueForKey:WebKitAllowMultiElementImplicitFormSubmissionPreferenceKey];
}

- (void)_setAlwaysRequestGeolocationPermission:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAlwaysRequestGeolocationPermissionPreferenceKey];
}

- (BOOL)_alwaysRequestGeolocationPermission
{
return [self _boolValueForKey:WebKitAlwaysRequestGeolocationPermissionPreferenceKey];
}

- (void)_setAlwaysUseAcceleratedOverflowScroll:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAlwaysUseAcceleratedOverflowScrollPreferenceKey];
}

- (BOOL)_alwaysUseAcceleratedOverflowScroll
{
return [self _boolValueForKey:WebKitAlwaysUseAcceleratedOverflowScrollPreferenceKey];
}

- (void)_setInterpolationQuality:(int)quality
{
[self _setIntegerValue:quality forKey:WebKitInterpolationQualityPreferenceKey];
}

- (int)_interpolationQuality
{
return [self _integerValueForKey:WebKitInterpolationQualityPreferenceKey];
}

- (BOOL)_allowPasswordEcho
{
return [self _boolValueForKey:WebKitPasswordEchoEnabledPreferenceKey];
}

- (float)_passwordEchoDuration
{
return [self _floatValueForKey:WebKitPasswordEchoDurationPreferenceKey];
}

#endif // PLATFORM(IOS_FAMILY)

#if !PLATFORM(IOS_FAMILY)
- (float)PDFScaleFactor
{
return [self _floatValueForKey:WebKitPDFScaleFactorPreferenceKey];
}

- (void)setPDFScaleFactor:(float)factor
{
[self _setFloatValue:factor forKey:WebKitPDFScaleFactorPreferenceKey];
}
#endif

- (int64_t)applicationCacheTotalQuota
{
return [self _longLongValueForKey:WebKitApplicationCacheTotalQuota];
}

- (void)setApplicationCacheTotalQuota:(int64_t)quota
{
[self _setLongLongValue:quota forKey:WebKitApplicationCacheTotalQuota];

// Application Cache Preferences are stored on the global cache storage manager, not in Settings.
[WebApplicationCache setMaximumSize:quota];
}

- (int64_t)applicationCacheDefaultOriginQuota
{
return [self _longLongValueForKey:WebKitApplicationCacheDefaultOriginQuota];
}

- (void)setApplicationCacheDefaultOriginQuota:(int64_t)quota
{
[self _setLongLongValue:quota forKey:WebKitApplicationCacheDefaultOriginQuota];
}

#if !PLATFORM(IOS_FAMILY)
- (PDFDisplayMode)PDFDisplayMode
{
PDFDisplayMode value = static_cast<PDFDisplayMode>([self _integerValueForKey:WebKitPDFDisplayModePreferenceKey]);
if (value != kPDFDisplaySinglePage && value != kPDFDisplaySinglePageContinuous && value != kPDFDisplayTwoUp && value != kPDFDisplayTwoUpContinuous) {
// protect against new modes from future versions of OS X stored in defaults
value = kPDFDisplaySinglePageContinuous;
}
return value;
}

- (void)setPDFDisplayMode:(PDFDisplayMode)mode
{
[self _setIntegerValue:mode forKey:WebKitPDFDisplayModePreferenceKey];
}
#endif

- (WebKitEditableLinkBehavior)editableLinkBehavior
{
WebKitEditableLinkBehavior value = static_cast<WebKitEditableLinkBehavior> ([self _integerValueForKey:WebKitEditableLinkBehaviorPreferenceKey]);
if (value != WebKitEditableLinkDefaultBehavior &&
value != WebKitEditableLinkAlwaysLive &&
value != WebKitEditableLinkNeverLive &&
value != WebKitEditableLinkOnlyLiveWithShiftKey &&
value != WebKitEditableLinkLiveWhenNotFocused) {
// ensure that a valid result is returned
value = WebKitEditableLinkDefaultBehavior;
}

return value;
}

- (void)setEditableLinkBehavior:(WebKitEditableLinkBehavior)behavior
{
[self _setIntegerValue:behavior forKey:WebKitEditableLinkBehaviorPreferenceKey];
}

- (WebTextDirectionSubmenuInclusionBehavior)textDirectionSubmenuInclusionBehavior
{
auto value = static_cast<WebTextDirectionSubmenuInclusionBehavior>([self _integerValueForKey:WebKitTextDirectionSubmenuInclusionBehaviorPreferenceKey]);
if (value != WebTextDirectionSubmenuNeverIncluded &&
value != WebTextDirectionSubmenuAutomaticallyIncluded &&
value != WebTextDirectionSubmenuAlwaysIncluded) {
// Ensure that a valid result is returned.
value = WebTextDirectionSubmenuNeverIncluded;
}
return value;
}

- (void)setTextDirectionSubmenuInclusionBehavior:(WebTextDirectionSubmenuInclusionBehavior)behavior
{
[self _setIntegerValue:behavior forKey:WebKitTextDirectionSubmenuInclusionBehaviorPreferenceKey];
}

- (BOOL)_useSiteSpecificSpoofing
{
return [self _boolValueForKey:WebKitUseSiteSpecificSpoofingPreferenceKey];
}

- (void)_setUseSiteSpecificSpoofing:(BOOL)newValue
{
[self _setBoolValue:newValue forKey:WebKitUseSiteSpecificSpoofingPreferenceKey];
}

- (BOOL)databasesEnabled
{
return [self _boolValueForKey:WebKitDatabasesEnabledPreferenceKey];
}

- (void)setDatabasesEnabled:(BOOL)databasesEnabled
{
[self _setBoolValue:databasesEnabled forKey:WebKitDatabasesEnabledPreferenceKey];
}

#if PLATFORM(IOS_FAMILY)
- (BOOL)storageTrackerEnabled
{
return [self _boolValueForKey:WebKitStorageTrackerEnabledPreferenceKey];
}

- (void)setStorageTrackerEnabled:(BOOL)storageTrackerEnabled
{
[self _setBoolValue:storageTrackerEnabled forKey:WebKitStorageTrackerEnabledPreferenceKey];
}
#endif

- (BOOL)localStorageEnabled
{
return [self _boolValueForKey:WebKitLocalStorageEnabledPreferenceKey];
}

- (void)setLocalStorageEnabled:(BOOL)localStorageEnabled
{
[self _setBoolValue:localStorageEnabled forKey:WebKitLocalStorageEnabledPreferenceKey];
}

- (BOOL)experimentalNotificationsEnabled
{
return [self _boolValueForKey:WebKitExperimentalNotificationsEnabledPreferenceKey];
}

- (void)setExperimentalNotificationsEnabled:(BOOL)experimentalNotificationsEnabled
{
[self _setBoolValue:experimentalNotificationsEnabled forKey:WebKitExperimentalNotificationsEnabledPreferenceKey];
}

+ (WebPreferences *)_getInstanceForIdentifier:(NSString *)ident
{
LOG(Encoding, "requesting for %@\n", ident);

if (!ident)
return _standardPreferences;

WebPreferences *instance = [webPreferencesInstances objectForKey:[self _concatenateKeyWithIBCreatorID:ident]];

return instance;
}

+ (void)_setInstance:(WebPreferences *)instance forIdentifier:(NSString *)ident
{
if (!webPreferencesInstances)
webPreferencesInstances = [[NSMutableDictionary alloc] init];
if (ident) {
[webPreferencesInstances setObject:instance forKey:[self _concatenateKeyWithIBCreatorID:ident]];
LOG(Encoding, "recording %p for %@\n", instance, [self _concatenateKeyWithIBCreatorID:ident]);
}
}

+ (void)_checkLastReferenceForIdentifier:(id)identifier
{
// FIXME: This won't work at all under garbage collection because retainCount returns a constant.
// We may need to change WebPreferences API so there's an explicit way to end the lifetime of one.
WebPreferences *instance = [webPreferencesInstances objectForKey:identifier];
if ([instance retainCount] == 1)
[webPreferencesInstances removeObjectForKey:identifier];
}

+ (void)_removeReferenceForIdentifier:(NSString *)ident
{
if (ident)
[self performSelector:@selector(_checkLastReferenceForIdentifier:) withObject:[self _concatenateKeyWithIBCreatorID:ident] afterDelay:0.1];
}

- (void)_postPreferencesChangedNotification
{
#if !PLATFORM(IOS_FAMILY)
if (!pthread_main_np()) {
[self performSelectorOnMainThread:_cmd withObject:nil waitUntilDone:NO];
return;
}
#endif

[[NSNotificationCenter defaultCenter] postNotificationName:WebPreferencesChangedInternalNotification object:self userInfo:nil];
[[NSNotificationCenter defaultCenter] postNotificationName:WebPreferencesChangedNotification object:self userInfo:nil];
}

- (void)_postPreferencesChangedAPINotification
{
if (!pthread_main_np()) {
[self performSelectorOnMainThread:_cmd withObject:nil waitUntilDone:NO];
return;
}

[[NSNotificationCenter defaultCenter] postNotificationName:WebPreferencesChangedNotification object:self userInfo:nil];
}

+ (CFStringEncoding)_systemCFStringEncoding
{
return webDefaultCFStringEncoding();
}

+ (void)_setInitialDefaultTextEncodingToSystemEncoding
{
[[NSUserDefaults standardUserDefaults] registerDefaults:
@{ WebKitDefaultTextEncodingNamePreferenceKey: defaultTextEncodingNameForSystemLanguage() }];
}

static NSString *classIBCreatorID = nil;

+ (void)_setIBCreatorID:(NSString *)string
{
NSString *old = classIBCreatorID;
classIBCreatorID = [string copy];
[old release];
}

+ (void)_switchNetworkLoaderToNewTestingSession
{
#if PLATFORM(IOS_FAMILY)
WebThreadLock();
#endif
NetworkStorageSessionMap::switchToNewTestingSession();
}

+ (void)_clearNetworkLoaderSession
{
NetworkStorageSessionMap::defaultStorageSession().deleteAllCookies();
}

+ (void)_setCurrentNetworkLoaderSessionCookieAcceptPolicy:(NSHTTPCookieAcceptPolicy)policy
{
RetainPtr<CFHTTPCookieStorageRef> cookieStorage = NetworkStorageSessionMap::defaultStorageSession().cookieStorage();
ASSERT(cookieStorage); // Will fail when NetworkStorageSessionMap::switchToNewTestingSession() was not called beforehand.
CFHTTPCookieStorageSetCookieAcceptPolicy(cookieStorage.get(), policy);
}

- (BOOL)isDOMPasteAllowed
{
return [self _boolValueForKey:WebKitDOMPasteAllowedPreferenceKey];
}

- (void)setDOMPasteAllowed:(BOOL)DOMPasteAllowed
{
[self _setBoolValue:DOMPasteAllowed forKey:WebKitDOMPasteAllowedPreferenceKey];
}

- (NSString *)_localStorageDatabasePath
{
return [[self _stringValueForKey:WebKitLocalStorageDatabasePathPreferenceKey] stringByStandardizingPath];
}

- (void)_setLocalStorageDatabasePath:(NSString *)path
{
[self _setStringValue:[path stringByStandardizingPath] forKey:WebKitLocalStorageDatabasePathPreferenceKey];
}

- (NSString *)_ftpDirectoryTemplatePath
{
return [[self _stringValueForKey:WebKitFTPDirectoryTemplatePath] stringByStandardizingPath];
}

- (void)_setFTPDirectoryTemplatePath:(NSString *)path
{
[self _setStringValue:[path stringByStandardizingPath] forKey:WebKitFTPDirectoryTemplatePath];
}

- (BOOL)_forceFTPDirectoryListings
{
return [self _boolValueForKey:WebKitForceFTPDirectoryListings];
}

- (void)_setForceFTPDirectoryListings:(BOOL)force
{
[self _setBoolValue:force forKey:WebKitForceFTPDirectoryListings];
}

- (BOOL)acceleratedDrawingEnabled
{
return [self _boolValueForKey:WebKitAcceleratedDrawingEnabledPreferenceKey];
}

- (void)setAcceleratedDrawingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitAcceleratedDrawingEnabledPreferenceKey];
}

- (BOOL)displayListDrawingEnabled
{
return [self _boolValueForKey:WebKitDisplayListDrawingEnabledPreferenceKey];
}

- (void)setDisplayListDrawingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitDisplayListDrawingEnabledPreferenceKey];
}

- (BOOL)resourceLoadStatisticsEnabled
{
return [self _boolValueForKey:WebKitResourceLoadStatisticsEnabledPreferenceKey];
}

- (void)setResourceLoadStatisticsEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitResourceLoadStatisticsEnabledPreferenceKey];
}

- (BOOL)largeImageAsyncDecodingEnabled
{
return [self _boolValueForKey:WebKitLargeImageAsyncDecodingEnabledPreferenceKey];
}

- (void)setLargeImageAsyncDecodingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitLargeImageAsyncDecodingEnabledPreferenceKey];
}

- (BOOL)animatedImageAsyncDecodingEnabled
{
return [self _boolValueForKey:WebKitAnimatedImageAsyncDecodingEnabledPreferenceKey];
}

- (void)setAnimatedImageAsyncDecodingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitAnimatedImageAsyncDecodingEnabledPreferenceKey];
}

- (BOOL)canvasUsesAcceleratedDrawing
{
return [self _boolValueForKey:WebKitCanvasUsesAcceleratedDrawingPreferenceKey];
}

- (void)setCanvasUsesAcceleratedDrawing:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitCanvasUsesAcceleratedDrawingPreferenceKey];
}

- (BOOL)acceleratedCompositingEnabled
{
return [self _boolValueForKey:WebKitAcceleratedCompositingEnabledPreferenceKey];
}

- (void)setAcceleratedCompositingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitAcceleratedCompositingEnabledPreferenceKey];
}

- (BOOL)showDebugBorders
{
return [self _boolValueForKey:WebKitShowDebugBordersPreferenceKey];
}

- (void)setShowDebugBorders:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitShowDebugBordersPreferenceKey];
}

- (BOOL)subpixelAntialiasedLayerTextEnabled
{
return [self _boolValueForKey:WebKitSubpixelAntialiasedLayerTextEnabledPreferenceKey];
}

- (void)setSubpixelAntialiasedLayerTextEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitSubpixelAntialiasedLayerTextEnabledPreferenceKey];
}

- (BOOL)simpleLineLayoutEnabled
{
return [self _boolValueForKey:WebKitSimpleLineLayoutEnabledPreferenceKey];
}

- (void)setSimpleLineLayoutEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitSimpleLineLayoutEnabledPreferenceKey];
}

- (BOOL)simpleLineLayoutDebugBordersEnabled
{
return [self _boolValueForKey:WebKitSimpleLineLayoutDebugBordersEnabledPreferenceKey];
}

- (void)setSimpleLineLayoutDebugBordersEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitSimpleLineLayoutDebugBordersEnabledPreferenceKey];
}

- (BOOL)showRepaintCounter
{
return [self _boolValueForKey:WebKitShowRepaintCounterPreferenceKey];
}

- (void)setShowRepaintCounter:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitShowRepaintCounterPreferenceKey];
}

- (BOOL)webAudioEnabled
{
return [self _boolValueForKey:WebKitWebAudioEnabledPreferenceKey];
}

- (void)setWebAudioEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitWebAudioEnabledPreferenceKey];
}

- (BOOL)modernUnprefixedWebAudioEnabled
{
return [self _boolValueForKey:WebKitModernUnprefixedWebAudioEnabledPreferenceKey];
}

- (void)setModernUnprefixedWebAudioEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitModernUnprefixedWebAudioEnabledPreferenceKey];
}

- (BOOL)subpixelCSSOMElementMetricsEnabled
{
return [self _boolValueForKey:WebKitSubpixelCSSOMElementMetricsEnabledPreferenceKey];
}

- (void)setSubpixelCSSOMElementMetricsEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitSubpixelCSSOMElementMetricsEnabledPreferenceKey];
}

- (BOOL)webGLEnabled
{
return [self _boolValueForKey:WebKitWebGLEnabledPreferenceKey];
}

- (void)setWebGLEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitWebGLEnabledPreferenceKey];
}

- (BOOL)webGL2Enabled
{
return [self _boolValueForKey:WebKitWebGL2EnabledPreferenceKey];
}

- (void)setWebGL2Enabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitWebGL2EnabledPreferenceKey];
}

- (BOOL)forceLowPowerGPUForWebGL
{
return [self _boolValueForKey:WebKitForceWebGLUsesLowPowerPreferenceKey];
}

- (void)setForceWebGLUsesLowPower:(BOOL)forceLowPower
{
[self _setBoolValue:forceLowPower forKey:WebKitForceWebGLUsesLowPowerPreferenceKey];
}

- (BOOL)webGPUEnabled
{
return [self _boolValueForKey:WebKitWebGPUEnabledPreferenceKey];
}

- (void)setWebGPUEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitWebGPUEnabledPreferenceKey];
}

- (BOOL)maskWebGLStringsEnabled
{
return [self _boolValueForKey:WebKitMaskWebGLStringsEnabledPreferenceKey];
}

- (void)setMaskWebGLStringsEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitMaskWebGLStringsEnabledPreferenceKey];
}

- (BOOL)accelerated2dCanvasEnabled
{
return [self _boolValueForKey:WebKitAccelerated2dCanvasEnabledPreferenceKey];
}

- (void)setAccelerated2dCanvasEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitAccelerated2dCanvasEnabledPreferenceKey];
}

- (void)setDiskImageCacheEnabled:(BOOL)enabled
{
// Staging. Can be removed once there are no more callers.
}

- (BOOL)isFrameFlatteningEnabled
{
return [self _unsignedIntValueForKey:WebKitFrameFlatteningPreferenceKey] != WebKitFrameFlatteningDisabled;
}

- (void)setFrameFlatteningEnabled:(BOOL)flattening
{
WebKitFrameFlattening value = flattening ? WebKitFrameFlatteningFullyEnabled : WebKitFrameFlatteningDisabled;
[self _setUnsignedIntValue:value forKey:WebKitFrameFlatteningPreferenceKey];
}

- (WebKitFrameFlattening)frameFlattening
{
return static_cast<WebKitFrameFlattening>([self _unsignedIntValueForKey:WebKitFrameFlatteningPreferenceKey]);
}

- (void)setFrameFlattening:(WebKitFrameFlattening)flattening
{
[self _setUnsignedIntValue:flattening forKey:WebKitFrameFlatteningPreferenceKey];
}

- (BOOL)asyncFrameScrollingEnabled
{
return [self _boolValueForKey:WebKitAsyncFrameScrollingEnabledPreferenceKey];
}

- (void)setAsyncFrameScrollingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitAsyncFrameScrollingEnabledPreferenceKey];
}

- (BOOL)isSpatialNavigationEnabled
{
return [self _boolValueForKey:WebKitSpatialNavigationEnabledPreferenceKey];
}

- (void)setSpatialNavigationEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitSpatialNavigationEnabledPreferenceKey];
}

- (BOOL)paginateDuringLayoutEnabled
{
return [self _boolValueForKey:WebKitPaginateDuringLayoutEnabledPreferenceKey];
}

- (void)setPaginateDuringLayoutEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitPaginateDuringLayoutEnabledPreferenceKey];
}

- (BOOL)hyperlinkAuditingEnabled
{
return [self _boolValueForKey:WebKitHyperlinkAuditingEnabledPreferenceKey];
}

- (void)setHyperlinkAuditingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitHyperlinkAuditingEnabledPreferenceKey];
}

- (BOOL)usePreHTML5ParserQuirks
{
return [self _boolValueForKey:WebKitUsePreHTML5ParserQuirksKey];
}

- (void)setUsePreHTML5ParserQuirks:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitUsePreHTML5ParserQuirksKey];
}

- (void)didRemoveFromWebView
{
ASSERT(_private->numWebViews);
if (--_private->numWebViews == 0)
[[NSNotificationCenter defaultCenter]
postNotificationName:WebPreferencesRemovedNotification
object:self
userInfo:nil];
}

- (void)willAddToWebView
{
++_private->numWebViews;
}

- (void)_setPreferenceForTestWithValue:(NSString *)value forKey:(NSString *)key
{
[self _setStringValue:value forKey:key];
}

- (void)setFullScreenEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitFullScreenEnabledPreferenceKey];
}

- (BOOL)fullScreenEnabled
{
return [self _boolValueForKey:WebKitFullScreenEnabledPreferenceKey];
}

- (void)setAsynchronousSpellCheckingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAsynchronousSpellCheckingEnabledPreferenceKey];
}

- (BOOL)asynchronousSpellCheckingEnabled
{
return [self _boolValueForKey:WebKitAsynchronousSpellCheckingEnabledPreferenceKey];
}

+ (void)setWebKitLinkTimeVersion:(int)version
{
setWebKitLinkTimeVersion(version);
}

- (void)setLoadsSiteIconsIgnoringImageLoadingPreference: (BOOL)flag
{
[self _setBoolValue: flag forKey: WebKitLoadSiteIconsKey];
}

- (BOOL)loadsSiteIconsIgnoringImageLoadingPreference
{
return [self _boolValueForKey: WebKitLoadSiteIconsKey];
}

- (void)setAVFoundationEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAVFoundationEnabledKey];
}

- (BOOL)isAVFoundationEnabled
{
return [self _boolValueForKey:WebKitAVFoundationEnabledKey];
}

- (void)setAVFoundationNSURLSessionEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAVFoundationNSURLSessionEnabledKey];
}

- (BOOL)isAVFoundationNSURLSessionEnabled
{
return [self _boolValueForKey:WebKitAVFoundationNSURLSessionEnabledKey];
}

- (void)setVideoPluginProxyEnabled:(BOOL)flag
{
// No-op, left for SPI compatibility.
}

- (BOOL)isVideoPluginProxyEnabled
{
return NO;
}

- (void)setHixie76WebSocketProtocolEnabled:(BOOL)flag
{
}

- (BOOL)isHixie76WebSocketProtocolEnabled
{
return false;
}

- (BOOL)isInheritURIQueryComponentEnabled
{
return [self _boolValueForKey: WebKitEnableInheritURIQueryComponentPreferenceKey];
}

- (void)setEnableInheritURIQueryComponent:(BOOL)flag
{
[self _setBoolValue:flag forKey: WebKitEnableInheritURIQueryComponentPreferenceKey];
}

#if PLATFORM(IOS_FAMILY)
- (BOOL)mediaPlaybackAllowsAirPlay
{
return [self _boolValueForKey:WebKitAllowsAirPlayForMediaPlaybackPreferenceKey];
}

- (void)setMediaPlaybackAllowsAirPlay:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowsAirPlayForMediaPlaybackPreferenceKey];
}

- (unsigned)audioSessionCategoryOverride
{
return [self _unsignedIntValueForKey:WebKitAudioSessionCategoryOverride];
}

- (void)setAudioSessionCategoryOverride:(unsigned)override
{
if (override > AudioSession::AudioProcessing) {
// Clients are passing us OSTypes values from AudioToolbox/AudioSession.h,
// which need to be translated into AudioSession::CategoryType:
switch (override) {
case WebKitAudioSessionCategoryAmbientSound:
override = AudioSession::AmbientSound;
break;
case WebKitAudioSessionCategorySoloAmbientSound:
override = AudioSession::SoloAmbientSound;
break;
case WebKitAudioSessionCategoryMediaPlayback:
override = AudioSession::MediaPlayback;
break;
case WebKitAudioSessionCategoryRecordAudio:
override = AudioSession::RecordAudio;
break;
case WebKitAudioSessionCategoryPlayAndRecord:
override = AudioSession::PlayAndRecord;
break;
case WebKitAudioSessionCategoryAudioProcessing:
override = AudioSession::AudioProcessing;
break;
default:
override = AudioSession::None;
break;
}
}

[self _setUnsignedIntValue:override forKey:WebKitAudioSessionCategoryOverride];
}

- (BOOL)avKitEnabled
{
return [self _boolValueForKey:WebKitAVKitEnabled];
}

- (void)setAVKitEnabled:(bool)flag
{
#if HAVE(AVKIT)
[self _setBoolValue:flag forKey:WebKitAVKitEnabled];
#endif
}

- (BOOL)networkDataUsageTrackingEnabled
{
return [self _boolValueForKey:WebKitNetworkDataUsageTrackingEnabledPreferenceKey];
}

- (void)setNetworkDataUsageTrackingEnabled:(bool)trackingEnabled
{
[self _setBoolValue:trackingEnabled forKey:WebKitNetworkDataUsageTrackingEnabledPreferenceKey];
}

- (NSString *)networkInterfaceName
{
return [self _stringValueForKey:WebKitNetworkInterfaceNamePreferenceKey];
}

- (void)setNetworkInterfaceName:(NSString *)name
{
[self _setStringValue:name forKey:WebKitNetworkInterfaceNamePreferenceKey];
}
#endif // PLATFORM(IOS_FAMILY)

// Deprecated. Use -videoPlaybackRequiresUserGesture and -audioPlaybackRequiresUserGesture instead.
- (BOOL)mediaPlaybackRequiresUserGesture
{
return [self _boolValueForKey:WebKitRequiresUserGestureForMediaPlaybackPreferenceKey];
}

// Deprecated. Use -setVideoPlaybackRequiresUserGesture and -setAudioPlaybackRequiresUserGesture instead.
- (void)setMediaPlaybackRequiresUserGesture:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitRequiresUserGestureForMediaPlaybackPreferenceKey];
}

- (BOOL)videoPlaybackRequiresUserGesture
{
return [self _boolValueForKey:WebKitRequiresUserGestureForVideoPlaybackPreferenceKey];
}

- (void)setVideoPlaybackRequiresUserGesture:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitRequiresUserGestureForVideoPlaybackPreferenceKey];
}

- (BOOL)audioPlaybackRequiresUserGesture
{
return [self _boolValueForKey:WebKitRequiresUserGestureForAudioPlaybackPreferenceKey];
}

- (void)setAudioPlaybackRequiresUserGesture:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitRequiresUserGestureForAudioPlaybackPreferenceKey];
}

- (BOOL)overrideUserGestureRequirementForMainContent
{
return [self _boolValueForKey:WebKitMainContentUserGestureOverrideEnabledPreferenceKey];
}

- (void)setOverrideUserGestureRequirementForMainContent:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMainContentUserGestureOverrideEnabledPreferenceKey];
}

- (BOOL)mediaPlaybackAllowsInline
{
return [self _boolValueForKey:WebKitAllowsInlineMediaPlaybackPreferenceKey];
}

- (void)setMediaPlaybackAllowsInline:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowsInlineMediaPlaybackPreferenceKey];
}

- (BOOL)inlineMediaPlaybackRequiresPlaysInlineAttribute
{
return [self _boolValueForKey:WebKitInlineMediaPlaybackRequiresPlaysInlineAttributeKey];
}

- (void)setInlineMediaPlaybackRequiresPlaysInlineAttribute:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitInlineMediaPlaybackRequiresPlaysInlineAttributeKey];
}

- (BOOL)invisibleAutoplayNotPermitted
{
return [self _boolValueForKey:WebKitInvisibleAutoplayNotPermittedKey];
}

- (void)setInvisibleAutoplayNotPermitted:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitInvisibleAutoplayNotPermittedKey];
}

- (BOOL)mediaControlsScaleWithPageZoom
{
return [self _boolValueForKey:WebKitMediaControlsScaleWithPageZoomPreferenceKey];
}

- (void)setMediaControlsScaleWithPageZoom:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaControlsScaleWithPageZoomPreferenceKey];
}

- (BOOL)allowsAlternateFullscreen
{
return [self allowsPictureInPictureMediaPlayback];
}

- (void)setAllowsAlternateFullscreen:(BOOL)flag
{
[self setAllowsPictureInPictureMediaPlayback:flag];
}

- (BOOL)allowsPictureInPictureMediaPlayback
{
return [self _boolValueForKey:WebKitAllowsPictureInPictureMediaPlaybackPreferenceKey];
}

- (void)setAllowsPictureInPictureMediaPlayback:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowsPictureInPictureMediaPlaybackPreferenceKey];
}

- (BOOL)mockScrollbarsEnabled
{
return [self _boolValueForKey:WebKitMockScrollbarsEnabledPreferenceKey];
}

- (void)setMockScrollbarsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMockScrollbarsEnabledPreferenceKey];
}

- (NSString *)pictographFontFamily
{
return [self _stringValueForKey: WebKitPictographFontPreferenceKey];
}

- (void)setPictographFontFamily:(NSString *)family
{
[self _setStringValue: family forKey: WebKitPictographFontPreferenceKey];
}

- (BOOL)pageCacheSupportsPlugins
{
return [self _boolValueForKey:WebKitPageCacheSupportsPluginsPreferenceKey];
}

- (void)setPageCacheSupportsPlugins:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitPageCacheSupportsPluginsPreferenceKey];

}

#if PLATFORM(IOS_FAMILY)
- (void)_invalidateCachedPreferences
{
dispatch_barrier_sync(_private->readWriteQueue, ^{
if (_private->values)
_private->values = adoptNS([[NSMutableDictionary alloc] init]);
});

[self _updatePrivateBrowsingStateTo:[self privateBrowsingEnabled]];

// Tell any live WebViews to refresh their preferences
[self _postPreferencesChangedNotification];
}

- (void)_synchronizeWebStoragePolicyWithCookiePolicy
{
// FIXME: This should be done in clients, WebKit shouldn't be making such policy decisions.

NSHTTPCookieAcceptPolicy cookieAcceptPolicy = [[NSHTTPCookieStorage sharedHTTPCookieStorage] cookieAcceptPolicy];
WebStorageBlockingPolicy storageBlockingPolicy;
switch (static_cast<unsigned>(cookieAcceptPolicy)) {
case NSHTTPCookieAcceptPolicyAlways:
storageBlockingPolicy = WebAllowAllStorage;
break;
case NSHTTPCookieAcceptPolicyOnlyFromMainDocumentDomain:
case NSHTTPCookieAcceptPolicyExclusivelyFromMainDocumentDomain:
storageBlockingPolicy = WebBlockThirdPartyStorage;
break;
case NSHTTPCookieAcceptPolicyNever:
storageBlockingPolicy = WebBlockAllStorage;
break;
default:
ASSERT_NOT_REACHED();
storageBlockingPolicy = WebBlockAllStorage;
break;
}

[self setStorageBlockingPolicy:storageBlockingPolicy];
}
#endif

- (void)setBackspaceKeyNavigationEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitBackspaceKeyNavigationEnabledKey];
}

- (BOOL)backspaceKeyNavigationEnabled
{
return [self _boolValueForKey:WebKitBackspaceKeyNavigationEnabledKey];
}

- (void)setWantsBalancedSetDefersLoadingBehavior:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWantsBalancedSetDefersLoadingBehaviorKey];
}

- (BOOL)wantsBalancedSetDefersLoadingBehavior
{
return [self _boolValueForKey:WebKitWantsBalancedSetDefersLoadingBehaviorKey];
}

- (void)setShouldDisplaySubtitles:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShouldDisplaySubtitlesPreferenceKey];
}

- (BOOL)shouldDisplaySubtitles
{
return [self _boolValueForKey:WebKitShouldDisplaySubtitlesPreferenceKey];
}

- (void)setShouldDisplayCaptions:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShouldDisplayCaptionsPreferenceKey];
}

- (BOOL)shouldDisplayCaptions
{
return [self _boolValueForKey:WebKitShouldDisplayCaptionsPreferenceKey];
}

- (void)setShouldDisplayTextDescriptions:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShouldDisplayTextDescriptionsPreferenceKey];
}

- (BOOL)shouldDisplayTextDescriptions
{
return [self _boolValueForKey:WebKitShouldDisplayTextDescriptionsPreferenceKey];
}

- (void)setNotificationsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitNotificationsEnabledKey];
}

- (BOOL)notificationsEnabled
{
return [self _boolValueForKey:WebKitNotificationsEnabledKey];
}

- (void)setShouldRespectImageOrientation:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShouldRespectImageOrientationKey];
}

- (BOOL)shouldRespectImageOrientation
{
return [self _boolValueForKey:WebKitShouldRespectImageOrientationKey];
}

- (BOOL)requestAnimationFrameEnabled
{
return [self _boolValueForKey:WebKitRequestAnimationFrameEnabledPreferenceKey];
}

- (void)setRequestAnimationFrameEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitRequestAnimationFrameEnabledPreferenceKey];
}

- (void)setIncrementalRenderingSuppressionTimeoutInSeconds:(NSTimeInterval)timeout
{
[self _setFloatValue:timeout forKey:WebKitIncrementalRenderingSuppressionTimeoutInSecondsKey];
}

- (NSTimeInterval)incrementalRenderingSuppressionTimeoutInSeconds
{
return [self _floatValueForKey:WebKitIncrementalRenderingSuppressionTimeoutInSecondsKey];
}

- (BOOL)diagnosticLoggingEnabled
{
return [self _boolValueForKey:WebKitDiagnosticLoggingEnabledKey];
}

- (void)setDiagnosticLoggingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitDiagnosticLoggingEnabledKey];
}

- (void)setStorageBlockingPolicy:(WebStorageBlockingPolicy)storageBlockingPolicy
{
#if PLATFORM(IOS_FAMILY)
// We don't want to write the setting out, so we just reset the default instead of storing the new setting.
// FIXME: This code removes any defaults previously registered by client process, which is not appropriate for this method to do.
[[NSUserDefaults standardUserDefaults] registerDefaults:@{ WebKitStorageBlockingPolicyKey: @(storageBlockingPolicy) }];
#else
[self _setIntegerValue:storageBlockingPolicy forKey:WebKitStorageBlockingPolicyKey];
#endif
}

- (WebStorageBlockingPolicy)storageBlockingPolicy
{
return static_cast<WebStorageBlockingPolicy>([self _integerValueForKey:WebKitStorageBlockingPolicyKey]);
}

- (BOOL)plugInSnapshottingEnabled
{
return [self _boolValueForKey:WebKitPlugInSnapshottingEnabledPreferenceKey];
}

- (void)setPlugInSnapshottingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitPlugInSnapshottingEnabledPreferenceKey];
}

- (BOOL)hiddenPageDOMTimerThrottlingEnabled
{
return [self _boolValueForKey:WebKitHiddenPageDOMTimerThrottlingEnabledPreferenceKey];
}

- (void)setHiddenPageDOMTimerThrottlingEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitHiddenPageDOMTimerThrottlingEnabledPreferenceKey];
}

- (BOOL)hiddenPageCSSAnimationSuspensionEnabled
{
return [self _boolValueForKey:WebKitHiddenPageCSSAnimationSuspensionEnabledPreferenceKey];
}

- (void)setHiddenPageCSSAnimationSuspensionEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitHiddenPageCSSAnimationSuspensionEnabledPreferenceKey];
}

- (BOOL)lowPowerVideoAudioBufferSizeEnabled
{
return [self _boolValueForKey:WebKitLowPowerVideoAudioBufferSizeEnabledPreferenceKey];
}

- (void)setLowPowerVideoAudioBufferSizeEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitLowPowerVideoAudioBufferSizeEnabledPreferenceKey];
}

- (BOOL)useLegacyTextAlignPositionedElementBehavior
{
return [self _boolValueForKey:WebKitUseLegacyTextAlignPositionedElementBehaviorPreferenceKey];
}

- (void)setUseLegacyTextAlignPositionedElementBehavior:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitUseLegacyTextAlignPositionedElementBehaviorPreferenceKey];
}

- (BOOL)mediaSourceEnabled
{
return [self _boolValueForKey:WebKitMediaSourceEnabledPreferenceKey];
}

- (void)setMediaSourceEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitMediaSourceEnabledPreferenceKey];
}

- (BOOL)sourceBufferChangeTypeEnabled
{
return [self _boolValueForKey:WebKitSourceBufferChangeTypeEnabledPreferenceKey];
}

- (void)setSourceBufferChangeTypeEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitSourceBufferChangeTypeEnabledPreferenceKey];
}

- (BOOL)imageControlsEnabled
{
return [self _boolValueForKey:WebKitImageControlsEnabledPreferenceKey];
}

- (void)setImageControlsEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitImageControlsEnabledPreferenceKey];
}

- (BOOL)serviceControlsEnabled
{
return [self _boolValueForKey:WebKitServiceControlsEnabledPreferenceKey];
}

- (void)setServiceControlsEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitServiceControlsEnabledPreferenceKey];
}

- (BOOL)gamepadsEnabled
{
return [self _boolValueForKey:WebKitGamepadsEnabledPreferenceKey];
}

- (void)setGamepadsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitGamepadsEnabledPreferenceKey];
}

- (BOOL)highlightAPIEnabled
{
return [self _boolValueForKey:WebKitHighlightAPIEnabledPreferenceKey];
}

- (void)setHighlightAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitHighlightAPIEnabledPreferenceKey];
}

- (BOOL)shouldConvertPositionStyleOnCopy
{
return [self _boolValueForKey:WebKitShouldConvertPositionStyleOnCopyPreferenceKey];
}

- (void)setShouldConvertPositionStyleOnCopy:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitShouldConvertPositionStyleOnCopyPreferenceKey];
}

- (NSString *)mediaKeysStorageDirectory
{
return [[self _stringValueForKey:WebKitMediaKeysStorageDirectoryKey] stringByStandardizingPath];
}

- (void)setMediaKeysStorageDirectory:(NSString *)directory
{
[self _setStringValue:directory forKey:WebKitMediaKeysStorageDirectoryKey];
}

- (BOOL)mediaDevicesEnabled
{
return [self _boolValueForKey:WebKitMediaDevicesEnabledPreferenceKey];
}

- (void)setMediaDevicesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaDevicesEnabledPreferenceKey];
}

- (BOOL)mediaStreamEnabled
{
return [self _boolValueForKey:WebKitMediaStreamEnabledPreferenceKey];
}

- (void)setMediaStreamEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaStreamEnabledPreferenceKey];
}

- (BOOL)peerConnectionEnabled
{
return [self _boolValueForKey:WebKitPeerConnectionEnabledPreferenceKey];
}

- (void)setPeerConnectionEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitPeerConnectionEnabledPreferenceKey];
}

- (BOOL)linkPreloadEnabled
{
return [self _boolValueForKey:WebKitLinkPreloadEnabledPreferenceKey];
}

- (void)setLinkPreloadEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitLinkPreloadEnabledPreferenceKey];
}

- (BOOL)mediaPreloadingEnabled
{
return [self _boolValueForKey:WebKitMediaPreloadingEnabledPreferenceKey];
}

- (void)setMediaPreloadingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaPreloadingEnabledPreferenceKey];
}

- (void)setMetaRefreshEnabled:(BOOL)enabled
{
[self setHTTPEquivEnabled:enabled];
}

- (BOOL)metaRefreshEnabled
{
return [self httpEquivEnabled];
}

- (void)setHTTPEquivEnabled:(BOOL)enabled
{
[self _setBoolValue:enabled forKey:WebKitHTTPEquivEnabledPreferenceKey];
}

- (BOOL)httpEquivEnabled
{
return [self _boolValueForKey:WebKitHTTPEquivEnabledPreferenceKey];
}

- (BOOL)javaScriptMarkupEnabled
{
return [self _boolValueForKey:WebKitJavaScriptMarkupEnabledPreferenceKey];
}

- (void)setJavaScriptMarkupEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitJavaScriptMarkupEnabledPreferenceKey];
}

- (BOOL)mediaDataLoadsAutomatically
{
return [self _boolValueForKey:WebKitMediaDataLoadsAutomaticallyPreferenceKey];
}

- (void)setMediaDataLoadsAutomatically:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaDataLoadsAutomaticallyPreferenceKey];
}

- (BOOL)attachmentElementEnabled
{
return [self _boolValueForKey:WebKitAttachmentElementEnabledPreferenceKey];
}

- (void)setAttachmentElementEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAttachmentElementEnabledPreferenceKey];
}

- (BOOL)allowsInlineMediaPlaybackAfterFullscreen
{
return [self _boolValueForKey:WebKitAllowsInlineMediaPlaybackAfterFullscreenPreferenceKey];
}

- (void)setAllowsInlineMediaPlaybackAfterFullscreen:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowsInlineMediaPlaybackAfterFullscreenPreferenceKey];
}

- (BOOL)mockCaptureDevicesEnabled
{
return [self _boolValueForKey:WebKitMockCaptureDevicesEnabledPreferenceKey];
}

- (void)setMockCaptureDevicesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMockCaptureDevicesEnabledPreferenceKey];
}

- (BOOL)mockCaptureDevicesPromptEnabled
{
return [self _boolValueForKey:WebKitMockCaptureDevicesPromptEnabledPreferenceKey];
}

- (void)setMockCaptureDevicesPromptEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMockCaptureDevicesPromptEnabledPreferenceKey];
}

- (BOOL)enumeratingAllNetworkInterfacesEnabled
{
return [self _boolValueForKey:WebKitEnumeratingAllNetworkInterfacesEnabledPreferenceKey];
}

- (void)setEnumeratingAllNetworkInterfacesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitEnumeratingAllNetworkInterfacesEnabledPreferenceKey];
}

- (BOOL)iceCandidateFilteringEnabled
{
return [self _boolValueForKey:WebKitICECandidateFilteringEnabledPreferenceKey];
}

- (void)setIceCandidateFilteringEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitICECandidateFilteringEnabledPreferenceKey];
}

- (BOOL)mediaCaptureRequiresSecureConnection
{
return [self _boolValueForKey:WebKitMediaCaptureRequiresSecureConnectionPreferenceKey];
}

- (void)setMediaCaptureRequiresSecureConnection:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaCaptureRequiresSecureConnectionPreferenceKey];
}

- (BOOL)shadowDOMEnabled
{
return [self _boolValueForKey:WebKitShadowDOMEnabledPreferenceKey];
}

- (void)setShadowDOMEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitShadowDOMEnabledPreferenceKey];
}

- (BOOL)customElementsEnabled
{
return [self _boolValueForKey:WebKitCustomElementsEnabledPreferenceKey];
}

- (void)setCustomElementsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCustomElementsEnabledPreferenceKey];
}

- (BOOL)dataTransferItemsEnabled
{
return [self _boolValueForKey:WebKitDataTransferItemsEnabledPreferenceKey];
}

- (void)setDataTransferItemsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDataTransferItemsEnabledPreferenceKey];
}

- (BOOL)customPasteboardDataEnabled
{
return [self _boolValueForKey:WebKitCustomPasteboardDataEnabledPreferenceKey];
}

- (void)setCustomPasteboardDataEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCustomPasteboardDataEnabledPreferenceKey];
}

- (BOOL)dialogElementEnabled
{
return [self _boolValueForKey:WebKitDialogElementEnabledPreferenceKey];
}

- (void)setDialogElementEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDialogElementEnabledPreferenceKey];
}

- (BOOL)keygenElementEnabled
{
return [self _boolValueForKey:WebKitKeygenElementEnabledPreferenceKey];
}

- (void)setKeygenElementEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitKeygenElementEnabledPreferenceKey];
}

- (BOOL)cacheAPIEnabled
{
return [self _boolValueForKey:WebKitCacheAPIEnabledPreferenceKey];
}

- (void)setCacheAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCacheAPIEnabledPreferenceKey];
}

- (BOOL)fetchAPIEnabled
{
return [self _boolValueForKey:WebKitFetchAPIEnabledPreferenceKey];
}

- (void)setFetchAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitFetchAPIEnabledPreferenceKey];
}

- (BOOL)readableByteStreamAPIEnabled
{
return [self _boolValueForKey:WebKitReadableByteStreamAPIEnabledPreferenceKey];
}

- (void)setReadableByteStreamAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitReadableByteStreamAPIEnabledPreferenceKey];
}

- (BOOL)writableStreamAPIEnabled
{
return [self _boolValueForKey:WebKitWritableStreamAPIEnabledPreferenceKey];
}

- (void)setWritableStreamAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWritableStreamAPIEnabledPreferenceKey];
}

- (BOOL)downloadAttributeEnabled
{
return [self _boolValueForKey:WebKitDownloadAttributeEnabledPreferenceKey];
}

- (void)setDownloadAttributeEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDownloadAttributeEnabledPreferenceKey];
}

- (void)setDirectoryUploadEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDirectoryUploadEnabledPreferenceKey];
}

- (BOOL)directoryUploadEnabled
{
return [self _boolValueForKey:WebKitDirectoryUploadEnabledPreferenceKey];
}

- (BOOL)visualViewportAPIEnabled
{
return [self _boolValueForKey:WebKitVisualViewportAPIEnabledPreferenceKey];
}

- (void)setVisualViewportAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitVisualViewportAPIEnabledPreferenceKey];
}

- (BOOL)CSSOMViewScrollingAPIEnabled
{
return [self _boolValueForKey:WebKitCSSOMViewScrollingAPIEnabledPreferenceKey];
}

- (void)setCSSOMViewScrollingAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCSSOMViewScrollingAPIEnabledPreferenceKey];
}

- (BOOL)CSSOMViewSmoothScrollingEnabled
{
return [self _boolValueForKey:WebKitCSSOMViewSmoothScrollingEnabledPreferenceKey];
}

- (void)setCSSOMViewSmoothScrollingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCSSOMViewSmoothScrollingEnabledPreferenceKey];
}

- (BOOL)webAnimationsEnabled
{
return [self _boolValueForKey:WebKitWebAnimationsEnabledPreferenceKey];
}

- (void)setWebAnimationsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWebAnimationsEnabledPreferenceKey];
}

- (BOOL)webAnimationsCompositeOperationsEnabled
{
return [self _boolValueForKey:WebKitWebAnimationsCompositeOperationsEnabledPreferenceKey];
}

- (void)setWebAnimationsCompositeOperationsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWebAnimationsCompositeOperationsEnabledPreferenceKey];
}

- (BOOL)webAnimationsMutableTimelinesEnabled
{
return [self _boolValueForKey:WebKitWebAnimationsMutableTimelinesEnabledPreferenceKey];
}

- (void)setWebAnimationsMutableTimelinesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWebAnimationsMutableTimelinesEnabledPreferenceKey];
}

- (BOOL)CSSCustomPropertiesAndValuesEnabled
{
return [self _boolValueForKey:WebKitCSSCustomPropertiesAndValuesEnabledPreferenceKey];
}

- (void)setCSSCustomPropertiesAndValuesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCSSCustomPropertiesAndValuesEnabledPreferenceKey];
}

- (BOOL)syntheticEditingCommandsEnabled
{
return [self _boolValueForKey:WebKitSyntheticEditingCommandsEnabledPreferenceKey];
}

- (void)setSyntheticEditingCommandsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitSyntheticEditingCommandsEnabledPreferenceKey];
}

- (BOOL)fetchAPIKeepAliveEnabled
{
return [self _boolValueForKey:WebKitFetchAPIEnabledPreferenceKey];
}

- (void)setFetchAPIKeepAliveEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitFetchAPIEnabledPreferenceKey];
}

- (BOOL)modernMediaControlsEnabled
{
return [self _boolValueForKey:WebKitModernMediaControlsEnabledPreferenceKey];
}

- (void)setModernMediaControlsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitModernMediaControlsEnabledPreferenceKey];
}

- (BOOL)webAnimationsCSSIntegrationEnabled
{
return [self _boolValueForKey:WebKitWebAnimationsCSSIntegrationEnabledPreferenceKey];
}

- (void)setWebAnimationsCSSIntegrationEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitWebAnimationsCSSIntegrationEnabledPreferenceKey];
}

- (BOOL)intersectionObserverEnabled
{
return [self _boolValueForKey:WebKitIntersectionObserverEnabledPreferenceKey];
}

- (void)setIntersectionObserverEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitIntersectionObserverEnabledPreferenceKey];
}

- (BOOL)menuItemElementEnabled
{
return [self _boolValueForKey:WebKitMenuItemElementEnabledPreferenceKey];
}

- (void)setMenuItemElementEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMenuItemElementEnabledPreferenceKey];
}

- (BOOL)userTimingEnabled
{
return [self _boolValueForKey:WebKitUserTimingEnabledPreferenceKey];
}

- (void)setUserTimingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitUserTimingEnabledPreferenceKey];
}

- (BOOL)resourceTimingEnabled
{
return [self _boolValueForKey:WebKitResourceTimingEnabledPreferenceKey];
}

- (void)setResourceTimingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitResourceTimingEnabledPreferenceKey];
}

- (BOOL)mediaUserGestureInheritsFromDocument
{
return [self _boolValueForKey:WebKitMediaUserGestureInheritsFromDocument];
}

- (void)setMediaUserGestureInheritsFromDocument:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaUserGestureInheritsFromDocument];
}

#if PLATFORM(IOS_FAMILY)
- (BOOL)quickLookDocumentSavingEnabled
{
return [self _boolValueForKey:WebKitQuickLookDocumentSavingPreferenceKey];
}

- (void)setQuickLookDocumentSavingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitQuickLookDocumentSavingPreferenceKey];
}
#endif

- (NSString *)mediaContentTypesRequiringHardwareSupport
{
return [self _stringValueForKey:WebKitMediaContentTypesRequiringHardwareSupportPreferenceKey];
}

- (void)setMediaContentTypesRequiringHardwareSupport:(NSString *)value
{
[self _setStringValue:value forKey:WebKitMediaContentTypesRequiringHardwareSupportPreferenceKey];
}

- (BOOL)isSecureContextAttributeEnabled
{
return [self _boolValueForKey:WebKitIsSecureContextAttributeEnabledPreferenceKey];
}

- (void)setIsSecureContextAttributeEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitIsSecureContextAttributeEnabledPreferenceKey];
}

- (BOOL)legacyEncryptedMediaAPIEnabled
{
return [self _boolValueForKey:WebKitLegacyEncryptedMediaAPIEnabledKey];
}

- (void)setLegacyEncryptedMediaAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitLegacyEncryptedMediaAPIEnabledKey];
}

- (BOOL)encryptedMediaAPIEnabled
{
return [self _boolValueForKey:WebKitEncryptedMediaAPIEnabledKey];
}

- (void)setEncryptedMediaAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitEncryptedMediaAPIEnabledKey];
}

- (BOOL)pictureInPictureAPIEnabled
{
return [self _boolValueForKey:WebKitPictureInPictureAPIEnabledKey];
}

- (void)setPictureInPictureAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitPictureInPictureAPIEnabledKey];
}

- (BOOL)genericCueAPIEnabled
{
return [self _boolValueForKey:WebKitGenericCueAPIEnabledKey];
}

- (void)setGenericCueAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitGenericCueAPIEnabledKey];
}

- (BOOL)useGPUProcessForMedia
{
return [self _boolValueForKey:WebKitUseGPUProcessForMediaKey];
}

- (void)setUseGPUProcessForMedia:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitUseGPUProcessForMediaKey];
}

- (BOOL)viewportFitEnabled
{
return [self _boolValueForKey:WebKitViewportFitEnabledPreferenceKey];
}

- (void)setViewportFitEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitViewportFitEnabledPreferenceKey];
}

- (BOOL)constantPropertiesEnabled
{
return [self _boolValueForKey:WebKitConstantPropertiesEnabledPreferenceKey];
}

- (void)setConstantPropertiesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitConstantPropertiesEnabledPreferenceKey];
}

- (BOOL)colorFilterEnabled
{
return [self _boolValueForKey:WebKitColorFilterEnabledPreferenceKey];
}

- (void)setColorFilterEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitColorFilterEnabledPreferenceKey];
}

- (BOOL)punchOutWhiteBackgroundsInDarkMode
{
return [self _boolValueForKey:WebKitPunchOutWhiteBackgroundsInDarkModePreferenceKey];
}

- (void)setPunchOutWhiteBackgroundsInDarkMode:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitPunchOutWhiteBackgroundsInDarkModePreferenceKey];
}

- (BOOL)allowMediaContentTypesRequiringHardwareSupportAsFallback
{
return [self _boolValueForKey:WebKitAllowMediaContentTypesRequiringHardwareSupportAsFallbackKey];
}

- (void)setAllowMediaContentTypesRequiringHardwareSupportAsFallback:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAllowMediaContentTypesRequiringHardwareSupportAsFallbackKey];
}

- (BOOL)inspectorAdditionsEnabled
{
return [self _boolValueForKey:WebKitInspectorAdditionsEnabledPreferenceKey];
}

- (void)setInspectorAdditionsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitInspectorAdditionsEnabledPreferenceKey];
}

- (BOOL)accessibilityObjectModelEnabled
{
return [self _boolValueForKey:WebKitAccessibilityObjectModelEnabledPreferenceKey];
}

- (void)setAccessibilityObjectModelEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAccessibilityObjectModelEnabledPreferenceKey];
}

- (BOOL)ariaReflectionEnabled
{
return [self _boolValueForKey:WebKitAriaReflectionEnabledPreferenceKey];
}

- (void)setAriaReflectionEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAriaReflectionEnabledPreferenceKey];
}

- (BOOL)mediaCapabilitiesEnabled
{
return [self _boolValueForKey:WebKitMediaCapabilitiesEnabledPreferenceKey];
}

- (void)setMediaCapabilitiesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaCapabilitiesEnabledPreferenceKey];
}

- (BOOL)mediaRecorderEnabled
{
return [self _boolValueForKey:WebKitMediaRecorderEnabledPreferenceKey];
}

- (void)setMediaRecorderEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitMediaRecorderEnabledPreferenceKey];
}

- (BOOL)serverTimingEnabled
{
return [self _boolValueForKey:WebKitServerTimingEnabledPreferenceKey];
}

- (void)setServerTimingEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitServerTimingEnabledPreferenceKey];
}

- (BOOL)selectionAcrossShadowBoundariesEnabled
{
return [self _boolValueForKey:WebKitSelectionAcrossShadowBoundariesEnabledPreferenceKey];
}

- (void)setSelectionAcrossShadowBoundariesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitSelectionAcrossShadowBoundariesEnabledPreferenceKey];
}

- (BOOL)cssLogicalEnabled
{
return [self _boolValueForKey:WebKitCSSLogicalEnabledPreferenceKey];
}

- (void)setCSSLogicalEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCSSLogicalEnabledPreferenceKey];
}

- (BOOL)lineHeightUnitsEnabled
{
return [self _boolValueForKey:WebKitLineHeightUnitsEnabledPreferenceKey];
}

- (void)setLineHeightUnitsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitLineHeightUnitsEnabledPreferenceKey];
}

- (BOOL)adClickAttributionEnabled
{
return [self _boolValueForKey:WebKitAdClickAttributionEnabledPreferenceKey];
}

- (void)setAdClickAttributionEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAdClickAttributionEnabledPreferenceKey];
}

- (BOOL)referrerPolicyAttributeEnabled
{
return [self _boolValueForKey:WebKitReferrerPolicyAttributeEnabledPreferenceKey];
}

- (void)setReferrerPolicyAttributeEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitReferrerPolicyAttributeEnabledPreferenceKey];
}

- (BOOL)resizeObserverEnabled
{
return [self _boolValueForKey:WebKitResizeObserverEnabledPreferenceKey];
}

- (void)setResizeObserverEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitResizeObserverEnabledPreferenceKey];
}

- (BOOL)coreMathMLEnabled
{
return [self _boolValueForKey:WebKitCoreMathMLEnabledPreferenceKey];
}

- (void)setCoreMathMLEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCoreMathMLEnabledPreferenceKey];
}

- (BOOL)requestIdleCallbackEnabled
{
return [self _boolValueForKey:WebKitRequestIdleCallbackEnabledPreferenceKey];
}

- (void)setRequestIdleCallbackEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitRequestIdleCallbackEnabledPreferenceKey];
}

- (BOOL)asyncClipboardAPIEnabled
{
return [self _boolValueForKey:WebKitAsyncClipboardAPIEnabledPreferenceKey];
}

- (void)setAsyncClipboardAPIEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAsyncClipboardAPIEnabledPreferenceKey];
}

- (BOOL)linkPreloadResponsiveImagesEnabled
{
return [self _boolValueForKey:WebKitLinkPreloadResponsiveImagesEnabledPreferenceKey];
}

- (void)setLinkPreloadResponsiveImagesEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitLinkPreloadResponsiveImagesEnabledPreferenceKey];
}

- (BOOL)cssShadowPartsEnabled
{
return [self _boolValueForKey:WebKitCSSShadowPartsEnabledPreferenceKey];
}

- (void)setCSSShadowPartsEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitCSSShadowPartsEnabledPreferenceKey];
}

- (BOOL)layoutFormattingContextIntegrationEnabled
{
return [self _boolValueForKey:WebKitLayoutFormattingContextIntegrationEnabledPreferenceKey];
}

- (void)setLayoutFormattingContextIntegrationEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitLayoutFormattingContextIntegrationEnabledPreferenceKey];
}

- (BOOL)remotePlaybackEnabled
{
return [self _boolValueForKey:WebKitRemotePlaybackEnabledPreferenceKey];
}

- (void)setRemotePlaybackEnabled:(BOOL)remotePlaybackEnabled
{
[self _setBoolValue:remotePlaybackEnabled forKey:WebKitRemotePlaybackEnabledPreferenceKey];
}

- (BOOL)isInAppBrowserPrivacyEnabled
{
return [self _boolValueForKey:WebKitDebugInAppBrowserPrivacyEnabledPreferenceKey];
}

- (void)setInAppBrowserPrivacyEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitDebugInAppBrowserPrivacyEnabledPreferenceKey];
}

- (BOOL)aspectRatioOfImgFromWidthAndHeightEnabled
{
return [self _boolValueForKey:WebKitAspectRatioOfImgFromWidthAndHeightEnabledPreferenceKey];
}

- (void)setAspectRatioOfImgFromWidthAndHeightEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitAspectRatioOfImgFromWidthAndHeightEnabledPreferenceKey];
}

- (BOOL)webSQLEnabled
{
return [self _boolValueForKey:WebKitWebSQLEnabledPreferenceKey];
}

- (void)setWebSQLEnabled:(BOOL)webSQLEnabled
{
[self _setBoolValue:webSQLEnabled forKey:WebKitWebSQLEnabledPreferenceKey];
}

- (BOOL)userGesturePromisePropagationEnabled
{
return [self _boolValueForKey:WebKitUserGesturePromisePropagationEnabledPreferenceKey];
}

- (void)setUserGesturePromisePropagationEnabled:(BOOL)flag
{
[self _setBoolValue:flag forKey:WebKitUserGesturePromisePropagationEnabledPreferenceKey];
}

@end

@implementation WebPreferences (WebInternal)

+ (NSString *)_IBCreatorID
{
return classIBCreatorID;
}

+ (NSString *)_concatenateKeyWithIBCreatorID:(NSString *)key
{
NSString *IBCreatorID = [WebPreferences _IBCreatorID];
if (!IBCreatorID)
return key;
return [IBCreatorID stringByAppendingString:key];
}

@end