third_party/WebKit/Source/core/workers/SharedWorkerGlobalScope.cpp

/*
 * Copyright (C) 2009 Google 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:
 *
 *     * Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *     * 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.
 *     * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 */

#include "core/workers/SharedWorkerGlobalScope.h"

#include "bindings/core/v8/SourceLocation.h"
#include "core/events/MessageEvent.h"
#include "core/frame/LocalDOMWindow.h"
#include "core/inspector/ConsoleMessage.h"
#include "core/inspector/WorkerThreadDebugger.h"
#include "core/origin_trials/OriginTrialContext.h"
#include "core/workers/SharedWorkerThread.h"
#include "core/workers/WorkerClients.h"
#include "wtf/CurrentTime.h"
#include <memory>

namespace blink {

MessageEvent* createConnectEvent(MessagePort* port)
{
    MessageEvent* event = MessageEvent::create(new MessagePortArray(1, port), String(), String(), port);
    event->initEvent(EventTypeNames::connect, false, false);
    return event;
}

// static
SharedWorkerGlobalScope* SharedWorkerGlobalScope::create(const String& name, SharedWorkerThread* thread, std::unique_ptr<WorkerThreadStartupData> startupData)
{
    // Note: startupData is finalized on return. After the relevant parts has been
    // passed along to the created 'context'.
    SharedWorkerGlobalScope* context = new SharedWorkerGlobalScope(name, startupData->m_scriptURL, startupData->m_userAgent, thread, std::move(startupData->m_starterOriginPrivilegeData), startupData->m_workerClients.release());
    context->applyContentSecurityPolicyFromVector(*startupData->m_contentSecurityPolicyHeaders);
    if (!startupData->m_referrerPolicy.isNull())
        context->parseAndSetReferrerPolicy(startupData->m_referrerPolicy);
    context->setAddressSpace(startupData->m_addressSpace);
    OriginTrialContext::addTokens(context, startupData->m_originTrialTokens.get());
    return context;
}

SharedWorkerGlobalScope::SharedWorkerGlobalScope(const String& name, const KURL& url, const String& userAgent, SharedWorkerThread* thread, std::unique_ptr<SecurityOrigin::PrivilegeData> starterOriginPrivilegeData, WorkerClients* workerClients)
    : WorkerGlobalScope(url, userAgent, thread, monotonicallyIncreasingTime(), std::move(starterOriginPrivilegeData), workerClients)
    , m_name(name)
{
}

SharedWorkerGlobalScope::~SharedWorkerGlobalScope()
{
}

const AtomicString& SharedWorkerGlobalScope::interfaceName() const
{
    return EventTargetNames::SharedWorkerGlobalScope;
}

SharedWorkerThread* SharedWorkerGlobalScope::thread()
{
    return static_cast<SharedWorkerThread*>(Base::thread());
}

void SharedWorkerGlobalScope::exceptionThrown(const String& errorMessage, std::unique_ptr<SourceLocation> location)
{
    WorkerGlobalScope::exceptionThrown(errorMessage, location->clone());
    if (WorkerThreadDebugger* debugger = WorkerThreadDebugger::from(thread()->isolate()))
        debugger->exceptionThrown(errorMessage, std::move(location));
}

DEFINE_TRACE(SharedWorkerGlobalScope)
{
    WorkerGlobalScope::trace(visitor);
}

} // namespace blink