Source/WebKit/WebProcess/FileAPI/BlobRegistryProxy.cpp

/*
 * Copyright (C) 2013-2016 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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 *    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
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#include "config.h"
#include "BlobRegistryProxy.h"

#include "NetworkConnectionToWebProcessMessages.h"
#include "NetworkProcessConnection.h"
#include "WebCoreArgumentCoders.h"
#include "WebProcess.h"
#include <WebCore/BlobDataFileReference.h>
#include <WebCore/SWContextManager.h>

namespace WebKit {
using namespace WebCore;

void BlobRegistryProxy::registerFileBlobURL(const URL& url, Ref<BlobDataFileReference>&& file, const String& path, const String& contentType)
{
    SandboxExtension::Handle extensionHandle;

    // File path can be empty when submitting a form file input without a file, see bug 111778.
    if (!file->path().isEmpty())
        SandboxExtension::createHandle(file->path(), SandboxExtension::Type::ReadOnly, extensionHandle);

    String replacementPath = path == file->path() ? nullString() : file->path();
    WebProcess::singleton().ensureNetworkProcessConnection().connection().send(Messages::NetworkConnectionToWebProcess::RegisterFileBlobURL(url, path, replacementPath, extensionHandle, contentType), 0);
}

void BlobRegistryProxy::registerBlobURL(const URL& url, Vector<BlobPart>&& blobParts, const String& contentType)
{
    WebProcess::singleton().ensureNetworkProcessConnection().connection().send(Messages::NetworkConnectionToWebProcess::RegisterBlobURL(url, blobParts, contentType), 0);
}

void BlobRegistryProxy::registerBlobURL(const URL& url, const URL& srcURL)
{
    WebProcess::singleton().ensureNetworkProcessConnection().connection().send(Messages::NetworkConnectionToWebProcess::RegisterBlobURLFromURL { url, srcURL }, 0);
}

void BlobRegistryProxy::registerBlobURLOptionallyFileBacked(const URL& url, const URL& srcURL, RefPtr<WebCore::BlobDataFileReference>&& file, const String& contentType)
{
    ASSERT(file);
    WebProcess::singleton().ensureNetworkProcessConnection().connection().send(Messages::NetworkConnectionToWebProcess::RegisterBlobURLOptionallyFileBacked(url, srcURL, file->path(), contentType), 0);
}

void BlobRegistryProxy::unregisterBlobURL(const URL& url)
{
    WebProcess::singleton().ensureNetworkProcessConnection().connection().send(Messages::NetworkConnectionToWebProcess::UnregisterBlobURL(url), 0);
}

void BlobRegistryProxy::registerBlobURLForSlice(const URL& url, const URL& srcURL, long long start, long long end)
{
    WebProcess::singleton().ensureNetworkProcessConnection().connection().send(Messages::NetworkConnectionToWebProcess::RegisterBlobURLForSlice(url, srcURL, start, end), 0);
}

unsigned long long BlobRegistryProxy::blobSize(const URL& url)
{
    uint64_t resultSize;
    if (!WebProcess::singleton().ensureNetworkProcessConnection().connection().sendSync(Messages::NetworkConnectionToWebProcess::BlobSize(url), Messages::NetworkConnectionToWebProcess::BlobSize::Reply(resultSize), 0))
        return 0;
    return resultSize;
}

void BlobRegistryProxy::writeBlobsToTemporaryFiles(const Vector<String>& blobURLs, CompletionHandler<void(Vector<String>&& filePaths)>&& completionHandler)
{
    WebProcess::singleton().ensureNetworkProcessConnection().writeBlobsToTemporaryFiles(blobURLs, WTFMove(completionHandler));
}

}