| /* |
| * Copyright (C) 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. 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 "WebServiceWorkerFetchTaskClient.h" |
| |
| #if ENABLE(SERVICE_WORKER) |
| |
| #include "DataReference.h" |
| #include "FormDataReference.h" |
| #include "ServiceWorkerFetchTaskMessages.h" |
| #include "SharedBufferDataReference.h" |
| #include "WebCoreArgumentCoders.h" |
| #include "WebErrors.h" |
| #include <WebCore/ResourceError.h> |
| #include <WebCore/ResourceResponse.h> |
| #include <WebCore/SWContextManager.h> |
| #include <wtf/RunLoop.h> |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| WebServiceWorkerFetchTaskClient::WebServiceWorkerFetchTaskClient(Ref<IPC::Connection>&& connection, WebCore::ServiceWorkerIdentifier serviceWorkerIdentifier, WebCore::SWServerConnectionIdentifier serverConnectionIdentifier, FetchIdentifier fetchIdentifier, bool needsContinueDidReceiveResponseMessage) |
| : m_connection(WTFMove(connection)) |
| , m_serverConnectionIdentifier(serverConnectionIdentifier) |
| , m_serviceWorkerIdentifier(serviceWorkerIdentifier) |
| , m_fetchIdentifier(fetchIdentifier) |
| , m_needsContinueDidReceiveResponseMessage(needsContinueDidReceiveResponseMessage) |
| { |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didReceiveRedirection(const WebCore::ResourceResponse& response) |
| { |
| if (!m_connection) |
| return; |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidReceiveRedirectResponse { response }, m_fetchIdentifier); |
| |
| cleanup(); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didReceiveResponse(const ResourceResponse& response) |
| { |
| if (!m_connection) |
| return; |
| |
| if (m_needsContinueDidReceiveResponseMessage) |
| m_waitingForContinueDidReceiveResponseMessage = true; |
| |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidReceiveResponse { response, m_needsContinueDidReceiveResponseMessage }, m_fetchIdentifier); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didReceiveData(Ref<SharedBuffer>&& buffer) |
| { |
| if (!m_connection) |
| return; |
| |
| if (m_waitingForContinueDidReceiveResponseMessage) { |
| if (!WTF::holds_alternative<Ref<SharedBuffer>>(m_responseData)) |
| m_responseData = buffer->copy(); |
| else |
| WTF::get<Ref<SharedBuffer>>(m_responseData)->append(WTFMove(buffer)); |
| return; |
| } |
| |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidReceiveData { buffer.get(), static_cast<int64_t>(buffer->size()) }, m_fetchIdentifier); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didReceiveFormDataAndFinish(Ref<FormData>&& formData) |
| { |
| if (!m_connection) |
| return; |
| |
| if (m_waitingForContinueDidReceiveResponseMessage) { |
| m_responseData = formData->isolatedCopy(); |
| return; |
| } |
| |
| // FIXME: We should send this form data to the other process and consume it there. |
| // For now and for the case of blobs, we read it there and send the data through IPC. |
| URL blobURL = formData->asBlobURL(); |
| if (blobURL.isNull()) { |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidReceiveFormData { IPC::FormDataReference { WTFMove(formData) } }, m_fetchIdentifier); |
| return; |
| } |
| |
| callOnMainThread([this, protectedThis = makeRef(*this), blobURL = blobURL.isolatedCopy()] () { |
| auto* serviceWorkerThreadProxy = SWContextManager::singleton().serviceWorkerThreadProxy(m_serviceWorkerIdentifier); |
| if (!serviceWorkerThreadProxy) { |
| didFail(internalError(blobURL)); |
| return; |
| } |
| |
| m_blobLoader.emplace(*this); |
| auto loader = serviceWorkerThreadProxy->createBlobLoader(*m_blobLoader, blobURL); |
| if (!loader) { |
| m_blobLoader = WTF::nullopt; |
| didFail(internalError(blobURL)); |
| return; |
| } |
| |
| m_blobLoader->loader = WTFMove(loader); |
| }); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didReceiveBlobChunk(const char* data, size_t size) |
| { |
| if (!m_connection) |
| return; |
| |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidReceiveData { { reinterpret_cast<const uint8_t*>(data), size }, static_cast<int64_t>(size) }, m_fetchIdentifier); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didFinishBlobLoading() |
| { |
| didFinish(); |
| |
| std::exchange(m_blobLoader, WTF::nullopt); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didFail(const ResourceError& error) |
| { |
| if (!m_connection) |
| return; |
| |
| if (m_waitingForContinueDidReceiveResponseMessage) { |
| m_responseData = makeUniqueRef<ResourceError>(error.isolatedCopy()); |
| return; |
| } |
| |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidFail { error }, m_fetchIdentifier); |
| |
| cleanup(); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didFinish() |
| { |
| if (!m_connection) |
| return; |
| |
| if (m_waitingForContinueDidReceiveResponseMessage) { |
| m_didFinish = true; |
| return; |
| } |
| |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidFinish { }, m_fetchIdentifier); |
| |
| cleanup(); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::didNotHandle() |
| { |
| if (!m_connection) |
| return; |
| |
| m_connection->send(Messages::ServiceWorkerFetchTask::DidNotHandle { }, m_fetchIdentifier); |
| |
| cleanup(); |
| } |
| |
| void WebServiceWorkerFetchTaskClient::cancel() |
| { |
| m_connection = nullptr; |
| } |
| |
| void WebServiceWorkerFetchTaskClient::continueDidReceiveResponse() |
| { |
| if (!m_connection) |
| return; |
| |
| m_waitingForContinueDidReceiveResponseMessage = false; |
| |
| switchOn(m_responseData, [this](std::nullptr_t&) { |
| if (m_didFinish) |
| didFinish(); |
| }, [this](Ref<SharedBuffer>& buffer) { |
| didReceiveData(WTFMove(buffer)); |
| if (m_didFinish) |
| didFinish(); |
| }, [this](Ref<FormData>& formData) { |
| didReceiveFormDataAndFinish(WTFMove(formData)); |
| }, [this](UniqueRef<ResourceError>& error) { |
| didFail(error.get()); |
| }); |
| m_responseData = nullptr; |
| } |
| |
| void WebServiceWorkerFetchTaskClient::cleanup() |
| { |
| m_connection = nullptr; |
| |
| if (!isMainThread()) { |
| callOnMainThread([protectedThis = makeRef(*this)] () { |
| protectedThis->cleanup(); |
| }); |
| return; |
| } |
| if (auto* serviceWorkerThreadProxy = SWContextManager::singleton().serviceWorkerThreadProxy(m_serviceWorkerIdentifier)) |
| serviceWorkerThreadProxy->removeFetch(m_serverConnectionIdentifier, m_fetchIdentifier); |
| } |
| |
| } // namespace WebKit |
| |
| #endif // ENABLE(SERVICE_WORKER) |