src/gui/trackerentriesdialog.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2019  Mike Tzou (Chocobo1)
   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 "trackerentriesdialog.h"
  30
  31 #include <algorithm>
  32
  33 #include <QHash>
  34 #include <QList>
  35
  36 #include "base/bittorrent/trackerentry.h"
  37 #include "ui_trackerentriesdialog.h"
  38 #include "utils.h"
  39
  40 #define SETTINGS_KEY(name) u"TrackerEntriesDialog/" name
  41
  42 TrackerEntriesDialog::TrackerEntriesDialog(QWidget *parent)
  43     : QDialog(parent)
  44     , m_ui(new Ui::TrackerEntriesDialog)
  45     , m_storeDialogSize(SETTINGS_KEY(u"Size"_s))
  46 {
  47     m_ui->setupUi(this);
  48
  49     connect(m_ui->buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
  50     connect(m_ui->buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
  51
  52     loadSettings();
  53 }
  54
  55 TrackerEntriesDialog::~TrackerEntriesDialog()
  56 {
  57     saveSettings();
  58
  59     delete m_ui;
  60 }
  61
  62 void TrackerEntriesDialog::setTrackers(const QList<BitTorrent::TrackerEntry> &trackers)
  63 {
  64     int maxTier = -1;
  65     QHash<int, QString> tiers;  // <tier, tracker URLs>
  66
  67     for (const BitTorrent::TrackerEntry &entry : trackers)
  68     {
  69         tiers[entry.tier] += (entry.url + u'\n');
  70         maxTier = std::max(maxTier, entry.tier);
  71     }
  72
  73     QString text = tiers.value(0);
  74
  75     for (int i = 1; i <= maxTier; ++i)
  76         text += (u'\n' + tiers.value(i));
  77
  78     m_ui->plainTextEdit->setPlainText(text);
  79 }
  80
  81 QList<BitTorrent::TrackerEntry> TrackerEntriesDialog::trackers() const
  82 {
  83     return BitTorrent::parseTrackerEntries(m_ui->plainTextEdit->toPlainText());
  84 }
  85
  86 void TrackerEntriesDialog::saveSettings()
  87 {
  88     m_storeDialogSize = size();
  89 }
  90
  91 void TrackerEntriesDialog::loadSettings()
  92 {
  93     if (const QSize dialogSize = m_storeDialogSize; dialogSize.isValid())
  94         resize(dialogSize);
  95 }