126 lines
4.6 KiB
C++
126 lines
4.6 KiB
C++
/*
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* Copyright (C) 2017 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "config.h"
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#include "ApplicationManifestLoader.h"
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#if ENABLE(APPLICATION_MANIFEST)
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#include "CachedApplicationManifest.h"
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#include "CachedResourceLoader.h"
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#include "CachedResourceRequest.h"
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#include "CachedResourceRequestInitiators.h"
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#include "DocumentLoader.h"
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#include "Frame.h"
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namespace WebCore {
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ApplicationManifestLoader::ApplicationManifestLoader(DocumentLoader& documentLoader, const URL& url, bool useCredentials)
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: m_documentLoader(documentLoader)
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, m_url(url)
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, m_useCredentials(useCredentials)
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{
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}
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ApplicationManifestLoader::~ApplicationManifestLoader()
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{
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stopLoading();
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}
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bool ApplicationManifestLoader::startLoading()
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{
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ASSERT(!m_resource);
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auto* frame = m_documentLoader.frame();
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if (!frame)
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return false;
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ResourceRequest resourceRequest = m_url;
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resourceRequest.setPriority(ResourceLoadPriority::Low);
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#if !ERROR_DISABLED
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// Copy this because we may want to access it after transferring the
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// `resourceRequest` to the `request`. If we don't, then the LOG_ERROR
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// below won't print a URL.
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auto resourceRequestURL = resourceRequest.url();
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#endif
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auto credentials = m_useCredentials ? FetchOptions::Credentials::Include : FetchOptions::Credentials::Omit;
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auto options = ResourceLoaderOptions(
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SendCallbackPolicy::SendCallbacks,
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ContentSniffingPolicy::SniffContent,
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DataBufferingPolicy::BufferData,
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StoredCredentialsPolicy::DoNotUse,
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ClientCredentialPolicy::CannotAskClientForCredentials,
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credentials,
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SecurityCheckPolicy::DoSecurityCheck,
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FetchOptions::Mode::NoCors,
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CertificateInfoPolicy::DoNotIncludeCertificateInfo,
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ContentSecurityPolicyImposition::DoPolicyCheck,
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DefersLoadingPolicy::AllowDefersLoading,
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CachingPolicy::AllowCaching);
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options.destination = FetchOptions::Destination::Manifest;
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CachedResourceRequest request(WTFMove(resourceRequest), options);
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auto cachedResource = frame->document()->cachedResourceLoader().requestApplicationManifest(WTFMove(request));
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m_resource = cachedResource.value_or(nullptr);
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if (m_resource)
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m_resource->addClient(*this);
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else {
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LOG_ERROR("Failed to start load for application manifest at url %s (error: %s)", resourceRequestURL.string().ascii().data(), cachedResource.error().localizedDescription().utf8().data());
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return false;
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}
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return true;
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}
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void ApplicationManifestLoader::stopLoading()
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{
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if (m_resource) {
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m_resource->removeClient(*this);
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m_resource = nullptr;
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}
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}
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std::optional<ApplicationManifest>& ApplicationManifestLoader::processManifest()
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{
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if (!m_processedManifest && m_resource) {
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auto manifestURL = m_url;
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auto documentURL = m_documentLoader.url();
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auto frame = m_documentLoader.frame();
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auto document = frame ? frame->document() : nullptr;
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m_processedManifest = m_resource->process(manifestURL, documentURL, document);
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}
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return m_processedManifest;
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}
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void ApplicationManifestLoader::notifyFinished(CachedResource& resource, const NetworkLoadMetrics&)
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{
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ASSERT_UNUSED(resource, &resource == m_resource);
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m_documentLoader.finishedLoadingApplicationManifest(*this);
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}
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} // namespace WebCore
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#endif // ENABLE(APPLICATION_MANIFEST)
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