Serenity Operating System
1/*
2 * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * 1. Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer.
10 *
11 * 2. Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#include <AK/ByteBuffer.h>
30#include <AK/RefCounted.h>
31#include <AK/URL.h>
32#include <AK/WeakPtr.h>
33
34class PSClientConnection;
35
36class Download : public RefCounted<Download> {
37public:
38 virtual ~Download();
39
40 static Download* find_by_id(i32);
41
42 i32 id() const { return m_id; }
43 URL url() const { return m_url; }
44
45 size_t total_size() const { return m_total_size; }
46 size_t downloaded_size() const { return m_downloaded_size; }
47 const ByteBuffer& payload() const { return m_payload; }
48
49 void stop();
50
51protected:
52 explicit Download(PSClientConnection&);
53
54 void did_finish(bool success);
55 void did_progress(size_t total_size, size_t downloaded_size);
56 void set_payload(const ByteBuffer&);
57
58private:
59 i32 m_id;
60 URL m_url;
61 size_t m_total_size { 0 };
62 size_t m_downloaded_size { 0 };
63 ByteBuffer m_payload;
64 WeakPtr<PSClientConnection> m_client;
65};