| /* |
| * Copyright (C) 2017-2021 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 "WebURLSchemeTaskProxy.h" |
| |
| #include "Logging.h" |
| #include "URLSchemeTaskParameters.h" |
| #include "WebCoreArgumentCoders.h" |
| #include "WebFrame.h" |
| #include "WebPage.h" |
| #include "WebPageProxyMessages.h" |
| #include "WebProcess.h" |
| #include "WebURLSchemeHandlerProxy.h" |
| #include <WebCore/NetworkLoadMetrics.h> |
| #include <WebCore/ResourceError.h> |
| #include <WebCore/ResourceLoader.h> |
| #include <wtf/CompletionHandler.h> |
| |
| #define WEBURLSCHEMETASKPROXY_RELEASE_LOG_STANDARD_TEMPLATE "[schemeHandler=%" PRIu64 ", webPageID=%" PRIu64 ", frameID=%" PRIu64 ", taskID=%" PRIu64 "] WebURLSchemeTaskProxy::" |
| #define WEBURLSCHEMETASKPROXY_RELEASE_LOG_STANDARD_PARAMETERS m_urlSchemeHandler.identifier().toUInt64(), pageIDFromWebFrame(m_frame), frameIDFromWebFrame(m_frame), m_identifier.toUInt64() |
| #define WEBURLSCHEMETASKPROXY_RELEASE_LOG(fmt, ...) RELEASE_LOG(Network, WEBURLSCHEMETASKPROXY_RELEASE_LOG_STANDARD_TEMPLATE fmt, WEBURLSCHEMETASKPROXY_RELEASE_LOG_STANDARD_PARAMETERS, ##__VA_ARGS__) |
| |
| namespace WebKit { |
| using namespace WebCore; |
| |
| #if !RELEASE_LOG_DISABLED |
| static uint64_t pageIDFromWebFrame(const RefPtr<WebFrame>& frame) |
| { |
| if (frame) { |
| if (auto* page = frame->page()) |
| return page->identifier().toUInt64(); |
| } |
| return 0; |
| } |
| |
| static uint64_t frameIDFromWebFrame(const RefPtr<WebFrame>& frame) |
| { |
| if (frame) |
| return frame->frameID().toUInt64(); |
| return 0; |
| } |
| #endif |
| |
| WebURLSchemeTaskProxy::WebURLSchemeTaskProxy(WebURLSchemeHandlerProxy& handler, ResourceLoader& loader, WebFrame& frame) |
| : m_urlSchemeHandler(handler) |
| , m_coreLoader(&loader) |
| , m_frame(&frame) |
| , m_request(loader.request()) |
| , m_identifier(loader.identifier()) |
| { |
| } |
| |
| void WebURLSchemeTaskProxy::startLoading() |
| { |
| ASSERT(m_coreLoader); |
| ASSERT(m_frame); |
| WEBURLSCHEMETASKPROXY_RELEASE_LOG("startLoading"); |
| m_urlSchemeHandler.page().send(Messages::WebPageProxy::StartURLSchemeTask(URLSchemeTaskParameters { m_urlSchemeHandler.identifier(), m_coreLoader->identifier(), m_request, m_frame->info() })); |
| } |
| |
| void WebURLSchemeTaskProxy::stopLoading() |
| { |
| ASSERT(m_coreLoader); |
| WEBURLSCHEMETASKPROXY_RELEASE_LOG("stopLoading"); |
| m_urlSchemeHandler.page().send(Messages::WebPageProxy::StopURLSchemeTask(m_urlSchemeHandler.identifier(), m_coreLoader->identifier())); |
| m_coreLoader = nullptr; |
| m_frame = nullptr; |
| |
| // This line will result in this being deleted. |
| m_urlSchemeHandler.taskDidStopLoading(*this); |
| } |
| |
| void WebURLSchemeTaskProxy::didPerformRedirection(WebCore::ResourceResponse&& redirectResponse, WebCore::ResourceRequest&& request, CompletionHandler<void(WebCore::ResourceRequest&&)>&& completionHandler) |
| { |
| if (!hasLoader()) { |
| completionHandler({ }); |
| return; |
| } |
| |
| if (m_waitingForCompletionHandler) { |
| WEBURLSCHEMETASKPROXY_RELEASE_LOG("didPerformRedirection: Received redirect during previous redirect processing, queuing it."); |
| queueTask([this, protectedThis = Ref { *this }, redirectResponse = WTFMove(redirectResponse), request = WTFMove(request), completionHandler = WTFMove(completionHandler)]() mutable { |
| didPerformRedirection(WTFMove(redirectResponse), WTFMove(request), WTFMove(completionHandler)); |
| }); |
| return; |
| } |
| m_waitingForCompletionHandler = true; |
| |
| auto innerCompletionHandler = [this, protectedThis = Ref { *this }, originalRequest = request, completionHandler = WTFMove(completionHandler)] (ResourceRequest&& request) mutable { |
| m_waitingForCompletionHandler = false; |
| |
| completionHandler(WTFMove(request)); |
| |
| processNextPendingTask(); |
| }; |
| |
| m_coreLoader->willSendRequest(WTFMove(request), redirectResponse, WTFMove(innerCompletionHandler)); |
| } |
| |
| void WebURLSchemeTaskProxy::didReceiveResponse(const ResourceResponse& response) |
| { |
| if (m_waitingForCompletionHandler) { |
| WEBURLSCHEMETASKPROXY_RELEASE_LOG("didReceiveResponse: Received response during redirect processing, queuing it."); |
| queueTask([this, protectedThis = Ref { *this }, response] { |
| didReceiveResponse(response); |
| }); |
| return; |
| } |
| |
| if (!hasLoader()) |
| return; |
| |
| m_waitingForCompletionHandler = true; |
| m_coreLoader->didReceiveResponse(response, [this, protectedThis = Ref { *this }] { |
| m_waitingForCompletionHandler = false; |
| processNextPendingTask(); |
| }); |
| } |
| |
| void WebURLSchemeTaskProxy::didReceiveData(size_t size, const uint8_t* data) |
| { |
| if (!hasLoader()) |
| return; |
| |
| if (m_waitingForCompletionHandler) { |
| WEBURLSCHEMETASKPROXY_RELEASE_LOG("didReceiveData: Received data during response processing, queuing it."); |
| queueTask([this, protectedThis = Ref { *this }, dataVector = Vector { data, size }] { |
| didReceiveData(dataVector.size(), dataVector.data()); |
| }); |
| return; |
| } |
| |
| Ref protectedThis { *this }; |
| m_coreLoader->didReceiveData(data, size, 0, DataPayloadType::DataPayloadBytes); |
| processNextPendingTask(); |
| } |
| |
| void WebURLSchemeTaskProxy::didComplete(const ResourceError& error) |
| { |
| WEBURLSCHEMETASKPROXY_RELEASE_LOG("didComplete"); |
| if (!hasLoader()) |
| return; |
| |
| if (m_waitingForCompletionHandler) { |
| queueTask([this, protectedThis = Ref { *this }, error] { |
| didComplete(error); |
| }); |
| return; |
| } |
| |
| if (error.isNull()) |
| m_coreLoader->didFinishLoading(NetworkLoadMetrics()); |
| else |
| m_coreLoader->didFail(error); |
| |
| m_coreLoader = nullptr; |
| m_frame = nullptr; |
| } |
| |
| bool WebURLSchemeTaskProxy::hasLoader() |
| { |
| if (m_coreLoader && m_coreLoader->reachedTerminalState()) { |
| m_coreLoader = nullptr; |
| m_frame = nullptr; |
| } |
| |
| return m_coreLoader; |
| } |
| |
| void WebURLSchemeTaskProxy::processNextPendingTask() |
| { |
| if (!m_queuedTasks.isEmpty()) |
| m_queuedTasks.takeFirst()(); |
| } |
| |
| } // namespace WebKit |
| |
| #undef WEBURLSCHEMETASKPROXY_RELEASE_LOG_STANDARD_TEMPLATE |
| #undef WEBURLSCHEMETASKPROXY_RELEASE_LOG_STANDARD_PARAMETERS |
| #undef WEBURLSCHEMETASKPROXY_RELEASE_LOG |