qBittorrent
torrentfileguard.cpp
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1 /*
2  * Bittorrent Client using Qt and libtorrent.
3  * Copyright (C) 2016 Eugene Shalygin <eugene.shalygin@gmail.com>
4  *
5  * This program is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU General Public License
7  * as published by the Free Software Foundation; either version 2
8  * of the License, or (at your option) any later version.
9  *
10  * This program is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13  * GNU General Public License for more details.
14  *
15  * You should have received a copy of the GNU General Public License
16  * along with this program; if not, write to the Free Software
17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18  *
19  * In addition, as a special exception, the copyright holders give permission to
20  * link this program with the OpenSSL project's "OpenSSL" library (or with
21  * modified versions of it that use the same license as the "OpenSSL" library),
22  * and distribute the linked executables. You must obey the GNU General Public
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24  * modify file(s), you may extend this exception to your version of the file(s),
25  * but you are not obligated to do so. If you do not wish to do so, delete this
26  * exception statement from your version.
27  */
28 
29 #include "torrentfileguard.h"
30 
31 #include "settingvalue.h"
32 #include "utils/fs.h"
33 
34 FileGuard::FileGuard(const QString &path)
35  : m_path {path}
36  , m_remove {true}
37 {
38 }
39 
40 void FileGuard::setAutoRemove(const bool remove) noexcept
41 {
42  m_remove = remove;
43 }
44 
46 {
47  if (m_remove && !m_path.isEmpty())
48  Utils::Fs::forceRemove(m_path); // forceRemove() checks for file existence
49 }
50 
52  : FileGuard {mode != Never ? path : QString()}
53  , m_mode {mode}
54  , m_wasAdded {false}
55 {
56 }
57 
59  : TorrentFileGuard {path, autoDeleteMode()}
60 {
61 }
62 
64 {
65  if (!m_wasAdded && (m_mode != Always))
66  setAutoRemove(false);
67 }
68 
70 {
71  m_wasAdded = true;
72 }
73 
75 {
76  return autoDeleteModeSetting().get(AutoDeleteMode::Never);
77 }
78 
80 {
81  autoDeleteModeSetting() = mode;
82 }
83 
85 {
86  static SettingValue<AutoDeleteMode> setting {"Core/AutoDeleteAddedTorrentFile"};
87  return setting;
88 }
Utility class to defer file deletion.
FileGuard(const QString &path={})
void setAutoRemove(bool remove) noexcept
Cancels or re-enables deferred file deletion.
QString m_path
static SettingValue< AutoDeleteMode > & autoDeleteModeSetting()
static AutoDeleteMode autoDeleteMode()
AutoDeleteMode m_mode
void setAutoRemove(bool remove) noexcept
Cancels or re-enables deferred file deletion.
static void setAutoDeleteMode(AutoDeleteMode mode)
TorrentFileGuard(const QString &path={})
void markAsAddedToSession()
marks the torrent file as loaded (added) into the BitTorrent::Session
bool forceRemove(const QString &filePath)
Definition: fs.cpp:173