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/trackerentrystatus.h"
  39
  40 class QTimer;
  41
  42 namespace BitTorrent
  43 {
  44     class Session;
  45     class Torrent;
  46     struct TrackerEntry;
  47 }
  48
  49 class TrackerListModel final : public QAbstractItemModel
  50 {
  51     Q_OBJECT
  52     Q_DISABLE_COPY_MOVE(TrackerListModel)
  53
  54 public:
  55     enum TrackerListColumn
  56     {
  57         COL_URL,
  58         COL_TIER,
  59         COL_PROTOCOL,
  60         COL_STATUS,
  61         COL_PEERS,
  62         COL_SEEDS,
  63         COL_LEECHES,
  64         COL_TIMES_DOWNLOADED,
  65         COL_MSG,
  66         COL_NEXT_ANNOUNCE,
  67         COL_MIN_ANNOUNCE,
  68
  69         COL_COUNT
  70     };
  71
  72     enum StickyRow
  73     {
  74         ROW_DHT = 0,
  75         ROW_PEX = 1,
  76         ROW_LSD = 2,
  77
  78         STICKY_ROW_COUNT
  79     };
  80
  81     enum Roles
  82     {
  83         SortRole = Qt::UserRole
  84     };
  85
  86     explicit TrackerListModel(BitTorrent::Session *btSession, QObject *parent = nullptr);
  87     ~TrackerListModel() override;
  88
  89     void setTorrent(BitTorrent::Torrent *torrent);
  90     BitTorrent::Torrent *torrent() const;
  91
  92     int columnCount(const QModelIndex &parent = {}) const override;
  93     int rowCount(const QModelIndex &parent = {}) const override;
  94     QVariant headerData(int section, Qt::Orientation orientation, int role) const override;
  95     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
  96     QModelIndex index(int row, int column, const QModelIndex &parent = {}) const override;
  97     QModelIndex parent(const QModelIndex &index) const override;
  98
  99 private:
 100     struct Item;
 101
 102     void populate();
 103     std::shared_ptr<Item> createTrackerItem(const BitTorrent::TrackerEntryStatus &trackerEntryStatus);
 104     void addTrackerItem(const BitTorrent::TrackerEntryStatus &trackerEntryStatus);
 105     void updateTrackerItem(const std::shared_ptr<Item> &item, const BitTorrent::TrackerEntryStatus &trackerEntryStatus);
 106     void refreshAnnounceTimes();
 107     void onTrackersAdded(const QList<BitTorrent::TrackerEntry> &newTrackers);
 108     void onTrackersRemoved(const QStringList &deletedTrackers);
 109     void onTrackersChanged();
 110     void onTrackersUpdated(const QHash<QString, BitTorrent::TrackerEntryStatus> &updatedTrackers);
 111
 112     BitTorrent::Session *m_btSession = nullptr;
 113     BitTorrent::Torrent *m_torrent = nullptr;
 114
 115     class Items;
 116     std::unique_ptr<Items> m_items;
 117
 118     QDateTime m_announceTimestamp;
 119     QTimer *m_announceRefreshTimer = nullptr;
 120 };