src/gui/banlistoptionsdialog.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2016  Alexandr Milovantsev <dzmat@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 "banlistoptionsdialog.h"
  30
  31 #include <QHostAddress>
  32 #include <QMessageBox>
  33 #include <QSortFilterProxyModel>
  34 #include <QStringListModel>
  35
  36 #include "base/bittorrent/session.h"
  37 #include "base/utils/net.h"
  38 #include "ui_banlistoptionsdialog.h"
  39 #include "utils.h"
  40
  41 #define SETTINGS_KEY(name) u"BanListOptionsDialog/" name
  42
  43 BanListOptionsDialog::BanListOptionsDialog(QWidget *parent)
  44     : QDialog(parent)
  45     , m_ui(new Ui::BanListOptionsDialog)
  46     , m_storeDialogSize(SETTINGS_KEY(u"Size"_s))
  47     , m_model(new QStringListModel(BitTorrent::Session::instance()->bannedIPs(), this))
  48 {
  49     m_ui->setupUi(this);
  50
  51     connect(m_ui->buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
  52
  53     m_sortFilter = new QSortFilterProxyModel(this);
  54     m_sortFilter->setDynamicSortFilter(true);
  55     m_sortFilter->setSourceModel(m_model);
  56
  57     m_ui->bannedIPList->setModel(m_sortFilter);
  58     m_ui->bannedIPList->sortByColumn(0, Qt::AscendingOrder);
  59     m_ui->buttonBanIP->setEnabled(false);
  60
  61     if (const QSize dialogSize = m_storeDialogSize; dialogSize.isValid())
  62         resize(dialogSize);
  63 }
  64
  65 BanListOptionsDialog::~BanListOptionsDialog()
  66 {
  67     m_storeDialogSize = size();
  68     delete m_ui;
  69 }
  70
  71 void BanListOptionsDialog::on_buttonBox_accepted()
  72 {
  73     if (m_modified)
  74     {
  75         // save to session
  76         QStringList IPList;
  77         // Operate on the m_sortFilter to grab the strings in sorted order
  78         for (int i = 0; i < m_sortFilter->rowCount(); ++i)
  79         {
  80             QModelIndex index = m_sortFilter->index(i, 0);
  81             IPList << index.data().toString();
  82         }
  83         BitTorrent::Session::instance()->setBannedIPs(IPList);
  84         QDialog::accept();
  85     }
  86     else
  87     {
  88         QDialog::reject();
  89     }
  90 }
  91
  92 void BanListOptionsDialog::on_buttonBanIP_clicked()
  93 {
  94     QString ip = m_ui->txtIP->text();
  95     if (!Utils::Net::isValidIP(ip))
  96     {
  97         QMessageBox::warning(this, tr("Warning"), tr("The entered IP address is invalid."));
  98         return;
  99     }
 100     // the same IPv6 addresses could be written in different forms;
 101     // QHostAddress::toString() result format follows RFC5952;
 102     // thus we avoid duplicate entries pointing to the same address
 103     ip = QHostAddress(ip).toString();
 104     for (int i = 0; i < m_sortFilter->rowCount(); ++i)
 105     {
 106         QModelIndex index = m_sortFilter->index(i, 0);
 107         if (ip == index.data().toString())
 108         {
 109             QMessageBox::warning(this, tr("Warning"), tr("The entered IP is already banned."));
 110             return;
 111         }
 112     }
 113
 114     m_model->insertRow(m_model->rowCount());
 115     m_model->setData(m_model->index(m_model->rowCount() - 1, 0), ip);
 116     m_ui->txtIP->clear();
 117     m_modified = true;
 118 }
 119
 120 void BanListOptionsDialog::on_buttonDeleteIP_clicked()
 121 {
 122     QModelIndexList selection = m_ui->bannedIPList->selectionModel()->selectedIndexes();
 123     std::sort(selection.begin(), selection.end(), [](const QModelIndex &left, const QModelIndex &right)
 124     {
 125         return (left.row() > right.row());
 126     });
 127     for (const QModelIndex &i : selection)
 128         m_sortFilter->removeRow(i.row());
 129
 130     m_modified = true;
 131 }
 132
 133 void BanListOptionsDialog::on_txtIP_textChanged(const QString &ip)
 134 {
 135     m_ui->buttonBanIP->setEnabled(Utils::Net::isValidIP(ip));
 136 }