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/*
* Copyright (C) 2008-2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* 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.
*
*/
#pragma once
#include "Base64Utilities.h"
#include "CacheStorageConnection.h"
#include "ClientOrigin.h"
#include "ImageBitmap.h"
#include "ScriptExecutionContext.h"
#include "Supplementable.h"
#include "WindowOrWorkerGlobalScope.h"
#include "WorkerOrWorkletGlobalScope.h"
#include "WorkerOrWorkletScriptController.h"
#include "WorkerType.h"
#include <JavaScriptCore/ConsoleMessage.h>
#include <memory>
#include <wtf/FixedVector.h>
#include <wtf/MemoryPressureHandler.h>
#include <wtf/RobinHoodHashMap.h>
#include <wtf/URL.h>
#include <wtf/URLHash.h>
#include <wtf/WeakHashSet.h>
namespace WebCore {
class CSSFontSelector;
class CSSValuePool;
class ContentSecurityPolicyResponseHeaders;
class Crypto;
class FileSystemStorageConnection;
class FontFaceSet;
class MessagePortChannelProvider;
class Performance;
class ScheduledAction;
class ScriptBuffer;
class ScriptBufferSourceProvider;
class WorkerCacheStorageConnection;
class WorkerFileSystemStorageConnection;
class WorkerLocation;
class WorkerMessagePortChannelProvider;
class WorkerNavigator;
class WorkerSWClientConnection;
class WorkerStorageConnection;
class WorkerStorageConnection;
class WorkerThread;
struct WorkerParameters;
namespace IDBClient {
class IDBConnectionProxy;
}
class WorkerGlobalScope : public Supplementable<WorkerGlobalScope>, public Base64Utilities, public WindowOrWorkerGlobalScope, public WorkerOrWorkletGlobalScope {
WTF_MAKE_ISO_ALLOCATED(WorkerGlobalScope);
public:
virtual ~WorkerGlobalScope();
enum class Type : uint8_t { DedicatedWorker, ServiceWorker, SharedWorker };
virtual Type type() const = 0;
const URL& url() const final { return m_url; }
String origin() const;
const String& inspectorIdentifier() const { return m_inspectorIdentifier; }
IDBClient::IDBConnectionProxy* idbConnectionProxy() final;
void suspend() final;
void resume() final;
using WeakValueType = EventTarget::WeakValueType;
using EventTarget::weakPtrFactory;
WorkerStorageConnection& storageConnection();
static void postFileSystemStorageTask(Function<void()>&&);
WorkerFileSystemStorageConnection& getFileSystemStorageConnection(Ref<FileSystemStorageConnection>&&);
WEBCORE_EXPORT WorkerFileSystemStorageConnection* fileSystemStorageConnection();
WorkerCacheStorageConnection& cacheStorageConnection();
MessagePortChannelProvider& messagePortChannelProvider();
#if ENABLE(SERVICE_WORKER)
WorkerSWClientConnection& swClientConnection();
void updateServiceWorkerClientData() final;
#endif
WorkerThread& thread() const;
using ScriptExecutionContext::hasPendingActivity;
WorkerGlobalScope& self() { return *this; }
WorkerLocation& location() const;
void close();
virtual ExceptionOr<void> importScripts(const FixedVector<String>& urls);
WorkerNavigator& navigator();
void setIsOnline(bool);
ExceptionOr<int> setTimeout(std::unique_ptr<ScheduledAction>, int timeout, FixedVector<JSC::Strong<JSC::Unknown>>&& arguments);
void clearTimeout(int timeoutId);
ExceptionOr<int> setInterval(std::unique_ptr<ScheduledAction>, int timeout, FixedVector<JSC::Strong<JSC::Unknown>>&& arguments);
void clearInterval(int timeoutId);
bool isSecureContext() const final;
bool crossOriginIsolated() const;
WorkerNavigator* optionalNavigator() const { return m_navigator.get(); }
WorkerLocation* optionalLocation() const { return m_location.get(); }
void addConsoleMessage(std::unique_ptr<Inspector::ConsoleMessage>&&) final;
SecurityOrigin& topOrigin() const final { return m_topOrigin.get(); }
Crypto& crypto();
Performance& performance() const;
void prepareForDestruction() override;
void removeAllEventListeners() final;
void createImageBitmap(ImageBitmap::Source&&, ImageBitmapOptions&&, ImageBitmap::Promise&&);
void createImageBitmap(ImageBitmap::Source&&, int sx, int sy, int sw, int sh, ImageBitmapOptions&&, ImageBitmap::Promise&&);
CSSValuePool& cssValuePool() final;
CSSFontSelector* cssFontSelector() final;
Ref<FontFaceSet> fonts();
std::unique_ptr<FontLoadRequest> fontLoadRequest(String& url, bool isSVG, bool isInitiatingElementInUserAgentShadowTree, LoadedFromOpaqueSource) final;
void beginLoadingFontSoon(FontLoadRequest&) final;
ReferrerPolicy referrerPolicy() const final;
const Settings::Values& settingsValues() const final { return m_settingsValues; }
FetchOptions::Credentials credentials() const { return m_credentials; }
void releaseMemory(Synchronous);
static void releaseMemoryInWorkers(Synchronous);
void setMainScriptSourceProvider(ScriptBufferSourceProvider&);
void addImportedScriptSourceProvider(const URL&, ScriptBufferSourceProvider&);
ClientOrigin clientOrigin() const { return { topOrigin().data(), securityOrigin()->data() }; }
protected:
WorkerGlobalScope(WorkerThreadType, const WorkerParameters&, Ref<SecurityOrigin>&&, WorkerThread&, Ref<SecurityOrigin>&& topOrigin, IDBClient::IDBConnectionProxy*, SocketProvider*);
void applyContentSecurityPolicyResponseHeaders(const ContentSecurityPolicyResponseHeaders&);
void updateSourceProviderBuffers(const ScriptBuffer& mainScript, const HashMap<URL, ScriptBuffer>& importedScripts);
private:
void logExceptionToConsole(const String& errorMessage, const String& sourceURL, int lineNumber, int columnNumber, RefPtr<Inspector::ScriptCallStack>&&) final;
// The following addMessage and addConsoleMessage functions are deprecated.
// Callers should try to create the ConsoleMessage themselves.
void addMessage(MessageSource, MessageLevel, const String& message, const String& sourceURL, unsigned lineNumber, unsigned columnNumber, RefPtr<Inspector::ScriptCallStack>&&, JSC::JSGlobalObject*, unsigned long requestIdentifier) final;
void addConsoleMessage(MessageSource, MessageLevel, const String& message, unsigned long requestIdentifier) final;
bool isWorkerGlobalScope() const final { return true; }
void deleteJSCodeAndGC(Synchronous);
void clearDecodedScriptData();
URL completeURL(const String&, ForceUTF8 = ForceUTF8::No) const final;
String userAgent(const URL&) const final;
EventTarget* errorEventTarget() final;
String resourceRequestIdentifier() const final { return m_inspectorIdentifier; }
SocketProvider* socketProvider() final;
RefPtr<RTCDataChannelRemoteHandlerConnection> createRTCDataChannelRemoteHandlerConnection() final;
bool shouldBypassMainWorldContentSecurityPolicy() const final { return m_shouldBypassMainWorldContentSecurityPolicy; }
#if ENABLE(WEB_CRYPTO)
bool wrapCryptoKey(const Vector<uint8_t>& key, Vector<uint8_t>& wrappedKey) final;
bool unwrapCryptoKey(const Vector<uint8_t>& wrappedKey, Vector<uint8_t>& key) final;
#endif
void stopIndexedDatabase();
URL m_url;
String m_inspectorIdentifier;
String m_userAgent;
mutable RefPtr<WorkerLocation> m_location;
mutable RefPtr<WorkerNavigator> m_navigator;
bool m_isOnline;
bool m_shouldBypassMainWorldContentSecurityPolicy;
Ref<SecurityOrigin> m_topOrigin;
RefPtr<IDBClient::IDBConnectionProxy> m_connectionProxy;
RefPtr<SocketProvider> m_socketProvider;
RefPtr<Performance> m_performance;
mutable RefPtr<Crypto> m_crypto;
WeakPtr<ScriptBufferSourceProvider> m_mainScriptSourceProvider;
MemoryCompactRobinHoodHashMap<URL, WeakHashSet<ScriptBufferSourceProvider>> m_importedScriptsSourceProviders;
RefPtr<WorkerCacheStorageConnection> m_cacheStorageConnection;
std::unique_ptr<WorkerMessagePortChannelProvider> m_messagePortChannelProvider;
#if ENABLE(SERVICE_WORKER)
RefPtr<WorkerSWClientConnection> m_swClientConnection;
#endif
std::unique_ptr<CSSValuePool> m_cssValuePool;
RefPtr<CSSFontSelector> m_cssFontSelector;
ReferrerPolicy m_referrerPolicy;
Settings::Values m_settingsValues;
WorkerType m_workerType;
FetchOptions::Credentials m_credentials;
RefPtr<WorkerStorageConnection> m_storageConnection;
RefPtr<WorkerFileSystemStorageConnection> m_fileSystemStorageConnection;
};
} // namespace WebCore
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::WorkerGlobalScope)
static bool isType(const WebCore::ScriptExecutionContext& context) { return context.isWorkerGlobalScope(); }
SPECIALIZE_TYPE_TRAITS_END()