1/*
2 * Copyright (C) 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef DownloadProxy_h
27#define DownloadProxy_h
28
29#include "APIObject.h"
30#include "Connection.h"
31#include "SandboxExtension.h"
32#include <WebCore/ResourceRequest.h>
33#include <wtf/Forward.h>
34#include <wtf/PassRefPtr.h>
35
36namespace WebCore {
37    class AuthenticationChallenge;
38    class ResourceError;
39    class ResourceResponse;
40}
41
42namespace WebKit {
43
44class WebContext;
45class WebData;
46
47class DownloadProxy : public APIObject {
48public:
49    static const Type APIType = TypeDownload;
50
51    static PassRefPtr<DownloadProxy> create(WebContext*);
52    ~DownloadProxy();
53
54    uint64_t downloadID() const { return m_downloadID; }
55    const WebCore::ResourceRequest& request() const { return m_request; }
56    WebData* resumeData() const { return m_resumeData.get(); }
57
58    void cancel();
59
60    void invalidate();
61    void processDidClose();
62
63    void didReceiveDownloadProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*);
64    CoreIPC::SyncReplyMode didReceiveSyncDownloadProxyMessage(CoreIPC::Connection*, CoreIPC::MessageID, CoreIPC::ArgumentDecoder*, CoreIPC::ArgumentEncoder*);
65
66private:
67    explicit DownloadProxy(WebContext*);
68
69    virtual Type type() const { return APIType; }
70
71    // Message handlers.
72    void didStart(const WebCore::ResourceRequest&);
73    void didReceiveAuthenticationChallenge(const WebCore::AuthenticationChallenge&, uint64_t challengeID);
74    void didReceiveResponse(const WebCore::ResourceResponse&);
75    void didReceiveData(uint64_t length);
76    void shouldDecodeSourceDataOfMIMEType(const String& mimeType, bool& result);
77    void decideDestinationWithSuggestedFilename(const String& filename, String& destination, bool& allowOverwrite, SandboxExtension::Handle& sandboxExtensionHandle);
78    void didCreateDestination(const String& path);
79    void didFinish();
80    void didFail(const WebCore::ResourceError&, const CoreIPC::DataReference& resumeData);
81    void didCancel(const CoreIPC::DataReference& resumeData);
82
83    WebContext* m_webContext;
84    uint64_t m_downloadID;
85
86    RefPtr<WebData> m_resumeData;
87    WebCore::ResourceRequest m_request;
88};
89
90} // namespace WebKit
91
92#endif // DownloadProxy_h
93