131 lines
3.7 KiB
Plaintext
131 lines
3.7 KiB
Plaintext
/*
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* Copyright (C) 2009 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#import "WebScriptWorld.h"
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#import "WebScriptWorldInternal.h"
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#import <WebCore/JSDOMBinding.h>
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#import <WebCore/ScriptController.h>
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#import <JavaScriptCore/APICast.h>
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#import <JavaScriptCore/JSContextInternal.h>
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#import <wtf/RefPtr.h>
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@interface WebScriptWorldPrivate : NSObject {
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@public
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RefPtr<WebCore::DOMWrapperWorld> world;
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}
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@end
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@implementation WebScriptWorldPrivate
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@end
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typedef HashMap<WebCore::DOMWrapperWorld*, WebScriptWorld*> WorldMap;
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static WorldMap& allWorlds()
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{
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static WorldMap& map = *new WorldMap;
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return map;
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}
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@implementation WebScriptWorld
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- (id)initWithWorld:(Ref<WebCore::DOMWrapperWorld>&&)world
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{
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self = [super init];
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if (!self)
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return nil;
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_private = [[WebScriptWorldPrivate alloc] init];
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_private->world = WTFMove(world);
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ASSERT_ARG(world, !allWorlds().contains(_private->world.get()));
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allWorlds().add(_private->world.get(), self);
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return self;
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}
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- (id)init
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{
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return [self initWithWorld:WebCore::ScriptController::createWorld("WebScriptWorld"_s, WebCore::ScriptController::WorldType::User)];
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}
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- (void)unregisterWorld
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{
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_private->world->clearWrappers();
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}
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- (void)dealloc
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{
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ASSERT(allWorlds().contains(_private->world.get()));
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allWorlds().remove(_private->world.get());
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[_private release];
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_private = nil;
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[super dealloc];
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}
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+ (WebScriptWorld *)standardWorld
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{
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static WebScriptWorld *world = [[WebScriptWorld alloc] initWithWorld:WebCore::mainThreadNormalWorld()];
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return world;
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}
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+ (WebScriptWorld *)world
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{
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return adoptNS([[self alloc] init]).autorelease();
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}
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+ (WebScriptWorld *)scriptWorldForGlobalContext:(JSGlobalContextRef)context
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{
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return [self findOrCreateWorld:WebCore::currentWorld(*toJS(context))];
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}
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#if JSC_OBJC_API_ENABLED
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+ (WebScriptWorld *)scriptWorldForJavaScriptContext:(JSContext *)context
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{
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return [self scriptWorldForGlobalContext:[context JSGlobalContextRef]];
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}
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#endif
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@end
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@implementation WebScriptWorld (WebInternal)
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WebCore::DOMWrapperWorld* core(WebScriptWorld *world)
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{
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return world ? world->_private->world.get() : 0;
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}
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+ (WebScriptWorld *)findOrCreateWorld:(WebCore::DOMWrapperWorld&)world
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{
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if (&world == &WebCore::mainThreadNormalWorld())
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return [self standardWorld];
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if (WebScriptWorld *existingWorld = allWorlds().get(&world))
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return existingWorld;
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return adoptNS([[self alloc] initWithWorld:world]).autorelease();
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}
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@end
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