93 lines
3.6 KiB
C++
93 lines
3.6 KiB
C++
/*
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* Copyright (C) 2015-2016 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 "CachedModuleScriptLoader.h"
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#include "CachedScript.h"
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#include "CachedScriptFetcher.h"
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#include "DOMWrapperWorld.h"
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#include "Frame.h"
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#include "JSDOMBinding.h"
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#include "JSDOMPromiseDeferred.h"
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#include "ModuleFetchParameters.h"
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#include "ResourceLoaderOptions.h"
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#include "ScriptController.h"
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#include "ScriptModuleLoader.h"
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#include "ScriptSourceCode.h"
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namespace WebCore {
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Ref<CachedModuleScriptLoader> CachedModuleScriptLoader::create(ModuleScriptLoaderClient& client, DeferredPromise& promise, CachedScriptFetcher& scriptFetcher, RefPtr<ModuleFetchParameters>&& parameters)
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{
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return adoptRef(*new CachedModuleScriptLoader(client, promise, scriptFetcher, WTFMove(parameters)));
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}
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CachedModuleScriptLoader::CachedModuleScriptLoader(ModuleScriptLoaderClient& client, DeferredPromise& promise, CachedScriptFetcher& scriptFetcher, RefPtr<ModuleFetchParameters>&& parameters)
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: ModuleScriptLoader(client, promise, scriptFetcher, WTFMove(parameters))
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{
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}
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CachedModuleScriptLoader::~CachedModuleScriptLoader()
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{
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if (m_cachedScript) {
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m_cachedScript->removeClient(*this);
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m_cachedScript = nullptr;
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}
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}
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bool CachedModuleScriptLoader::load(Document& document, URL&& sourceURL)
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{
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ASSERT(m_promise);
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ASSERT(!m_cachedScript);
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String integrity = m_parameters ? m_parameters->integrity() : String { };
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m_cachedScript = scriptFetcher().requestModuleScript(document, sourceURL, WTFMove(integrity));
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if (!m_cachedScript)
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return false;
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m_sourceURL = WTFMove(sourceURL);
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// If the content is already cached, this immediately calls notifyFinished.
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m_cachedScript->addClient(*this);
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return true;
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}
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void CachedModuleScriptLoader::notifyFinished(CachedResource& resource, const NetworkLoadMetrics&)
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{
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ASSERT_UNUSED(resource, &resource == m_cachedScript);
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ASSERT(m_cachedScript);
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ASSERT(m_promise);
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Ref<CachedModuleScriptLoader> protectedThis(*this);
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if (m_client)
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m_client->notifyFinished(*this, WTFMove(m_sourceURL), m_promise.releaseNonNull());
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// Remove the client after calling notifyFinished to keep the data buffer in
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// CachedResource alive while notifyFinished processes the resource.
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m_cachedScript->removeClient(*this);
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m_cachedScript = nullptr;
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}
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}
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