src/gui/trackerlist/trackerlistmodel.h

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2023  Vladimir Golovnev <glassez@yandex.ru>
   4  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  19  *
  20  * In addition, as a special exception, the copyright holders give permission to
  21  * link this program with the OpenSSL project's "OpenSSL" library (or with
  22  * modified versions of it that use the same license as the "OpenSSL" library),
  23  * and distribute the linked executables. You must obey the GNU General Public
  24  * License in all respects for all of the code used other than "OpenSSL".  If you
  25  * modify file(s), you may extend this exception to your version of the file(s),
  26  * but you are not obligated to do so. If you do not wish to do so, delete this
  27  * exception statement from your version.
  28  */
  29
  30 #pragma once
  31
  32 #include <memory>
  33
  34 #include <QtContainerFwd>
  35 #include <QAbstractItemModel>
  36 #include <QDateTime>
  37
  38 #include "base/bittorrent/trackerentry.h"
  39
  40 class QTimer;
  41
  42 namespace BitTorrent
  43 {
  44     class Session;
  45     class Torrent;
  46 }
  47
  48 class TrackerListModel final : public QAbstractItemModel
  49 {
  50     Q_OBJECT
  51     Q_DISABLE_COPY_MOVE(TrackerListModel)
  52
  53 public:
  54     enum TrackerListColumn
  55     {
  56         COL_URL,
  57         COL_TIER,
  58         COL_PROTOCOL,
  59         COL_STATUS,
  60         COL_PEERS,
  61         COL_SEEDS,
  62         COL_LEECHES,
  63         COL_TIMES_DOWNLOADED,
  64         COL_MSG,
  65         COL_NEXT_ANNOUNCE,
  66         COL_MIN_ANNOUNCE,
  67
  68         COL_COUNT
  69     };
  70
  71     enum StickyRow
  72     {
  73         ROW_DHT = 0,
  74         ROW_PEX = 1,
  75         ROW_LSD = 2,
  76
  77         STICKY_ROW_COUNT
  78     };
  79
  80     enum Roles
  81     {
  82         SortRole = Qt::UserRole
  83     };
  84
  85     explicit TrackerListModel(BitTorrent::Session *btSession, QObject *parent = nullptr);
  86     ~TrackerListModel() override;
  87
  88     void setTorrent(BitTorrent::Torrent *torrent);
  89     BitTorrent::Torrent *torrent() const;
  90
  91     int columnCount(const QModelIndex &parent = {}) const override;
  92     int rowCount(const QModelIndex &parent = {}) const override;
  93     QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
  94     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
  95     QModelIndex index(int row, int column, const QModelIndex &parent = {}) const override;
  96     QModelIndex parent(const QModelIndex &index) const override;
  97
  98 private:
  99     struct Item;
 100
 101     void populate();
 102     std::shared_ptr<Item> createTrackerItem(const BitTorrent::TrackerEntry &trackerEntry);
 103     void addTrackerItem(const BitTorrent::TrackerEntry &trackerEntry);
 104     void updateTrackerItem(const std::shared_ptr<Item> &item, const BitTorrent::TrackerEntry &trackerEntry);
 105     void refreshAnnounceTimes();
 106     void onTrackersAdded(const QList<BitTorrent::TrackerEntry> &newTrackers);
 107     void onTrackersRemoved(const QStringList &deletedTrackers);
 108     void onTrackersChanged();
 109     void onTrackersUpdated(const QHash<QString, BitTorrent::TrackerEntry> &updatedTrackers);
 110
 111     BitTorrent::Session *m_btSession = nullptr;
 112     BitTorrent::Torrent *m_torrent = nullptr;
 113
 114     class Items;
 115     std::unique_ptr<Items> m_items;
 116
 117     QDateTime m_announceTimestamp;
 118     QTimer *m_announceRefreshTimer = nullptr;
 119 };