108 lines
3.9 KiB
C++
108 lines
3.9 KiB
C++
/*
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* Copyright (C) 2009, 2011 Google 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 are
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* met:
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*
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* * 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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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following disclaimer
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* in the documentation and/or other materials provided with the
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* distribution.
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* * Neither the name of Google Inc. nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* 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
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "ScriptState.h"
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#include "Document.h"
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#include "Frame.h"
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#include "JSDOMWindowBase.h"
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#include "JSWorkerGlobalScope.h"
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#include "JSWorkletGlobalScope.h"
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#include "Node.h"
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#include "Page.h"
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#include "ScriptController.h"
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#include "WorkerOrWorkletGlobalScope.h"
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#include "WorkerOrWorkletScriptController.h"
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#include "WorkletGlobalScope.h"
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#include <JavaScriptCore/CallFrame.h>
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#include <JavaScriptCore/JSGlobalObject.h>
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#include <JavaScriptCore/StrongInlines.h>
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namespace WebCore {
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DOMWindow* domWindowFromExecState(JSC::JSGlobalObject* lexicalGlobalObject)
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{
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JSC::JSGlobalObject* globalObject = lexicalGlobalObject;
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JSC::VM& vm = globalObject->vm();
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if (!globalObject->inherits<JSDOMWindowBase>(vm))
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return nullptr;
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return &JSC::jsCast<JSDOMWindowBase*>(globalObject)->wrapped();
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}
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Frame* frameFromExecState(JSC::JSGlobalObject* lexicalGlobalObject)
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{
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ScriptExecutionContext* context = scriptExecutionContextFromExecState(lexicalGlobalObject);
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Document* document = is<Document>(context) ? downcast<Document>(context) : nullptr;
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return document ? document->frame() : nullptr;
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}
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ScriptExecutionContext* scriptExecutionContextFromExecState(JSC::JSGlobalObject* lexicalGlobalObject)
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{
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JSC::JSGlobalObject* globalObject = lexicalGlobalObject;
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JSC::VM& vm = globalObject->vm();
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if (!globalObject->inherits<JSDOMGlobalObject>(vm))
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return nullptr;
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return JSC::jsCast<JSDOMGlobalObject*>(globalObject)->scriptExecutionContext();
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}
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JSC::JSGlobalObject* mainWorldExecState(Frame* frame)
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{
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if (!frame)
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return nullptr;
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return frame->windowProxy().jsWindowProxy(mainThreadNormalWorld())->window();
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}
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JSC::JSGlobalObject* globalObject(DOMWrapperWorld& world, Node* node)
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{
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if (!node)
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return nullptr;
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Frame* frame = node->document().frame();
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if (!frame)
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return nullptr;
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if (!frame->script().canExecuteScripts(NotAboutToExecuteScript))
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return nullptr;
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return frame->script().globalObject(world);
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}
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JSC::JSGlobalObject* globalObject(DOMWrapperWorld& world, Frame* frame)
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{
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return frame ? frame->script().globalObject(world) : nullptr;
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}
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JSC::JSGlobalObject* globalObject(WorkerOrWorkletGlobalScope& workerOrWorkletGlobalScope)
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{
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if (auto* scriptController = workerOrWorkletGlobalScope.script())
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return scriptController->globalScopeWrapper();
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return nullptr;
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}
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}
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