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/*
* Copyright (C) 2010-2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* 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.
*/
#ifndef DownloadManager_h
#define DownloadManager_h
#include "DownloadID.h"
#include "NetworkDataTask.h"
#include "PendingDownload.h"
#include "SandboxExtension.h"
#include <WebCore/NotImplemented.h>
#include <wtf/Forward.h>
#include <wtf/HashMap.h>
#include <wtf/Noncopyable.h>
namespace WebCore {
class BlobDataFileReference;
class ResourceHandle;
class ResourceRequest;
class ResourceResponse;
class SessionID;
}
namespace IPC {
class Connection;
class DataReference;
}
namespace WebKit {
class AuthenticationManager;
class Download;
class NetworkConnectionToWebProcess;
class NetworkLoad;
class PendingDownload;
class DownloadManager {
WTF_MAKE_NONCOPYABLE(DownloadManager);
public:
class Client {
public:
virtual ~Client() { }
virtual void didCreateDownload() = 0;
virtual void didDestroyDownload() = 0;
virtual IPC::Connection* downloadProxyConnection() = 0;
virtual AuthenticationManager& downloadsAuthenticationManager() = 0;
#if USE(NETWORK_SESSION)
virtual void pendingDownloadCanceled(DownloadID) = 0;
#endif
};
explicit DownloadManager(Client&);
void startDownload(NetworkConnectionToWebProcess*, WebCore::SessionID, DownloadID, const WebCore::ResourceRequest&, const String& suggestedName = { });
#if USE(NETWORK_SESSION)
void dataTaskBecameDownloadTask(DownloadID, std::unique_ptr<Download>&&);
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
void continueCanAuthenticateAgainstProtectionSpace(DownloadID, bool canAuthenticate);
#endif
void continueWillSendRequest(DownloadID, WebCore::ResourceRequest&&);
void willDecidePendingDownloadDestination(NetworkDataTask&, ResponseCompletionHandler&&);
#endif
void convertNetworkLoadToDownload(DownloadID, std::unique_ptr<NetworkLoad>&&, Vector<RefPtr<WebCore::BlobDataFileReference>>&&, const WebCore::ResourceRequest&, const WebCore::ResourceResponse&);
void continueDecidePendingDownloadDestination(DownloadID, String destination, const SandboxExtension::Handle&, bool allowOverwrite);
void resumeDownload(WebCore::SessionID, DownloadID, const IPC::DataReference& resumeData, const String& path, const SandboxExtension::Handle&);
void cancelDownload(DownloadID);
Download* download(DownloadID downloadID) { return m_downloads.get(downloadID); }
void downloadFinished(Download*);
bool isDownloading() const { return !m_downloads.isEmpty(); }
uint64_t activeDownloadCount() const { return m_downloads.size(); }
void didCreateDownload();
void didDestroyDownload();
IPC::Connection* downloadProxyConnection();
AuthenticationManager& downloadsAuthenticationManager();
private:
Client& m_client;
#if USE(NETWORK_SESSION)
HashMap<DownloadID, std::unique_ptr<PendingDownload>> m_pendingDownloads;
HashMap<DownloadID, std::pair<RefPtr<NetworkDataTask>, ResponseCompletionHandler>> m_downloadsWaitingForDestination;
HashMap<DownloadID, RefPtr<NetworkDataTask>> m_downloadsAfterDestinationDecided;
#endif
HashMap<DownloadID, std::unique_ptr<Download>> m_downloads;
};
} // namespace WebKit
#endif // DownloadManager_h
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