src/base/bittorrent/resumedatastorage.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2015-2022  Vladimir Golovnev <glassez@yandex.ru>
   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
  23  * License in all respects for all of the code used other than "OpenSSL".  If you
  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 "resumedatastorage.h"
  30
  31 #include <utility>
  32
  33 #include <QList>
  34 #include <QMetaObject>
  35 #include <QMutexLocker>
  36 #include <QThread>
  37
  38 const int TORRENTIDLIST_TYPEID = qRegisterMetaType<QList<BitTorrent::TorrentID>>();
  39
  40 BitTorrent::ResumeDataStorage::ResumeDataStorage(const Path &path, QObject *parent)
  41     : QObject(parent)
  42     , m_path {path}
  43 {
  44 }
  45
  46 Path BitTorrent::ResumeDataStorage::path() const
  47 {
  48     return m_path;
  49 }
  50
  51 void BitTorrent::ResumeDataStorage::loadAll() const
  52 {
  53     m_loadedResumeData.reserve(1024);
  54
  55     auto *loadingThread = QThread::create([this]()
  56     {
  57         doLoadAll();
  58     });
  59     loadingThread->setObjectName("ResumeDataStorage::loadAll loadingThread");
  60     connect(loadingThread, &QThread::finished, loadingThread, &QObject::deleteLater);
  61     loadingThread->start();
  62 }
  63
  64 QList<BitTorrent::LoadedResumeData> BitTorrent::ResumeDataStorage::fetchLoadedResumeData() const
  65 {
  66     const QMutexLocker locker {&m_loadedResumeDataMutex};
  67
  68     const QList<BitTorrent::LoadedResumeData> loadedResumeData = m_loadedResumeData;
  69     m_loadedResumeData.clear();
  70
  71     return loadedResumeData;
  72 }
  73
  74 void BitTorrent::ResumeDataStorage::onResumeDataLoaded(const TorrentID &torrentID, const LoadResumeDataResult &loadResumeDataResult) const
  75 {
  76     const QMutexLocker locker {&m_loadedResumeDataMutex};
  77     m_loadedResumeData.append({torrentID, loadResumeDataResult});
  78 }