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/*
* Copyright (C) 2022 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. 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 INC. 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.
*/
#include "config.h"
#include "SharedWorkerObjectConnection.h"
#include "ActiveDOMObject.h"
#include "ErrorEvent.h"
#include "Logging.h"
#include "ScriptBuffer.h"
#include "SharedWorker.h"
#include "SharedWorkerScriptLoader.h"
#include "WorkerFetchResult.h"
#include "WorkerInitializationData.h"
#include "WorkerScriptLoader.h"
namespace WebCore {
#define CONNECTION_RELEASE_LOG(fmt, ...) RELEASE_LOG(SharedWorker, "%p - SharedWorkerObjectConnection::" fmt, this, ##__VA_ARGS__)
#define CONNECTION_RELEASE_LOG_ERROR(fmt, ...) RELEASE_LOG_ERROR(SharedWorker, "%p - SharedWorkerObjectConnection::" fmt, this, ##__VA_ARGS__)
static uint64_t loaderIdentifierSeed = 0;
SharedWorkerObjectConnection::SharedWorkerObjectConnection() = default;
SharedWorkerObjectConnection::~SharedWorkerObjectConnection() = default;
void SharedWorkerObjectConnection::fetchScriptInClient(URL&& url, WebCore::SharedWorkerObjectIdentifier sharedWorkerObjectIdentifier, WorkerOptions&& workerOptions, CompletionHandler<void(WorkerFetchResult&&, WorkerInitializationData&&)>&& completionHandler)
{
ASSERT(isMainThread());
auto* workerObject = SharedWorker::fromIdentifier(sharedWorkerObjectIdentifier);
CONNECTION_RELEASE_LOG("fetchScriptInClient: sharedWorkerObjectIdentifier=%" PUBLIC_LOG_STRING ", worker=%p", sharedWorkerObjectIdentifier.toString().utf8().data(), workerObject);
if (!workerObject)
return completionHandler(workerFetchError(ResourceError { ResourceError::Type::Cancellation }), { });
auto loaderIdentifier = ++loaderIdentifierSeed;
auto loader = makeUniqueRef<SharedWorkerScriptLoader>(WTFMove(url), *workerObject, WTFMove(workerOptions));
auto loaderPtr = loader.ptr();
m_loaders.add(loaderIdentifier, WTFMove(loader));
loaderPtr->load([this, loaderIdentifier, completionHandler = WTFMove(completionHandler)](auto&& fetchResult, auto&& initializationData) mutable {
CONNECTION_RELEASE_LOG("fetchScriptInClient: finished script load, success=%d", fetchResult.error.isNull());
auto loader = m_loaders.take(loaderIdentifier);
ASSERT(loader);
completionHandler(WTFMove(fetchResult), WTFMove(initializationData));
});
}
void SharedWorkerObjectConnection::notifyWorkerObjectOfLoadCompletion(WebCore::SharedWorkerObjectIdentifier sharedWorkerObjectIdentifier, const ResourceError& error)
{
ASSERT(isMainThread());
auto* workerObject = SharedWorker::fromIdentifier(sharedWorkerObjectIdentifier);
if (error.isNull())
CONNECTION_RELEASE_LOG("notifyWorkerObjectOfLoadCompletion: sharedWorkerObjectIdentifier=%" PUBLIC_LOG_STRING ", worker=%p, load succeeded", sharedWorkerObjectIdentifier.toString().utf8().data(), workerObject);
else
CONNECTION_RELEASE_LOG_ERROR("notifyWorkerObjectOfLoadCompletion: sharedWorkerObjectIdentifier=%" PUBLIC_LOG_STRING ", worker=%p, load failed", sharedWorkerObjectIdentifier.toString().utf8().data(), workerObject);
if (workerObject)
workerObject->didFinishLoading(error);
}
void SharedWorkerObjectConnection::postExceptionToWorkerObject(SharedWorkerObjectIdentifier sharedWorkerObjectIdentifier, const String& errorMessage, int lineNumber, int columnNumber, const String& sourceURL)
{
ASSERT(isMainThread());
auto* workerObject = SharedWorker::fromIdentifier(sharedWorkerObjectIdentifier);
CONNECTION_RELEASE_LOG_ERROR("postExceptionToWorkerObject: sharedWorkerObjectIdentifier=%" PUBLIC_LOG_STRING ", worker=%p", sharedWorkerObjectIdentifier.toString().utf8().data(), workerObject);
if (workerObject)
ActiveDOMObject::queueTaskToDispatchEvent(*workerObject, TaskSource::DOMManipulation, ErrorEvent::create(errorMessage, sourceURL, lineNumber, columnNumber, { }));
}
#undef CONNECTION_RELEASE_LOG
#undef CONNECTION_RELEASE_LOG_ERROR
} // namespace WebCore
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