src/gui/optionsdialog.cpp

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2023-2024  Vladimir Golovnev <glassez@yandex.ru>
   4  * Copyright (C) 2024  Jonathan Ketchker
   5  * Copyright (C) 2006  Christophe Dumez <chris@qbittorrent.org>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * as published by the Free Software Foundation; either version 2
  10  * of the License, or (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with this program; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  20  *
  21  * In addition, as a special exception, the copyright holders give permission to
  22  * link this program with the OpenSSL project's "OpenSSL" library (or with
  23  * modified versions of it that use the same license as the "OpenSSL" library),
  24  * and distribute the linked executables. You must obey the GNU General Public
  25  * License in all respects for all of the code used other than "OpenSSL".  If you
  26  * modify file(s), you may extend this exception to your version of the file(s),
  27  * but you are not obligated to do so. If you do not wish to do so, delete this
  28  * exception statement from your version.
  29  */
  30
  31 #include "optionsdialog.h"
  32
  33 #include <chrono>
  34 #include <cstdlib>
  35 #include <limits>
  36
  37 #include <QApplication>
  38 #include <QDebug>
  39 #include <QDesktopServices>
  40 #include <QDialogButtonBox>
  41 #include <QEvent>
  42 #include <QFileDialog>
  43 #include <QMessageBox>
  44 #include <QSystemTrayIcon>
  45 #include <QTranslator>
  46
  47 #ifdef Q_OS_WIN
  48 #include <QStyleFactory>
  49 #endif
  50
  51 #include "base/bittorrent/session.h"
  52 #include "base/bittorrent/sharelimitaction.h"
  53 #include "base/exceptions.h"
  54 #include "base/global.h"
  55 #include "base/net/portforwarder.h"
  56 #include "base/net/proxyconfigurationmanager.h"
  57 #include "base/path.h"
  58 #include "base/preferences.h"
  59 #include "base/rss/rss_autodownloader.h"
  60 #include "base/rss/rss_session.h"
  61 #include "base/torrentfileguard.h"
  62 #include "base/torrentfileswatcher.h"
  63 #include "base/utils/io.h"
  64 #include "base/utils/misc.h"
  65 #include "base/utils/net.h"
  66 #include "base/utils/os.h"
  67 #include "base/utils/password.h"
  68 #include "base/utils/random.h"
  69 #include "base/utils/sslkey.h"
  70 #include "addnewtorrentdialog.h"
  71 #include "advancedsettings.h"
  72 #include "banlistoptionsdialog.h"
  73 #include "interfaces/iguiapplication.h"
  74 #include "ipsubnetwhitelistoptionsdialog.h"
  75 #include "rss/automatedrssdownloader.h"
  76 #include "ui_optionsdialog.h"
  77 #include "uithemedialog.h"
  78 #include "uithememanager.h"
  79 #include "utils.h"
  80 #include "watchedfolderoptionsdialog.h"
  81 #include "watchedfoldersmodel.h"
  82 #include "webui/webui.h"
  83
  84 #ifndef DISABLE_WEBUI
  85 #include "base/net/dnsupdater.h"
  86 #endif
  87
  88 #if defined Q_OS_MACOS || defined Q_OS_WIN
  89 #include "base/utils/os.h"
  90 #endif // defined Q_OS_MACOS || defined Q_OS_WIN
  91
  92 #define SETTINGS_KEY(name) u"OptionsDialog/" name
  93
  94 const int WEBUI_MIN_USERNAME_LENGTH = 3;
  95 const int WEBUI_MIN_PASSWORD_LENGTH = 6;
  96
  97 namespace
  98 {
  99     QStringList translatedWeekdayNames()
 100     {
 101         // return translated strings from Monday to Sunday in user selected locale
 102
 103         const QLocale locale {Preferences::instance()->getLocale()};
 104         const QDate date {2018, 11, 5};  // Monday
 105         QStringList ret;
 106         for (int i = 0; i < 7; ++i)
 107             ret.append(locale.toString(date.addDays(i), u"dddd"_s));
 108         return ret;
 109     }
 110
 111     class WheelEventEater final : public QObject
 112     {
 113     public:
 114         using QObject::QObject;
 115
 116     private:
 117         bool eventFilter(QObject *, QEvent *event) override
 118         {
 119             return (event->type() == QEvent::Wheel);
 120         }
 121     };
 122
 123     bool isValidWebUIUsername(const QString &username)
 124     {
 125         return (username.length() >= WEBUI_MIN_USERNAME_LENGTH);
 126     }
 127
 128     bool isValidWebUIPassword(const QString &password)
 129     {
 130         return (password.length() >= WEBUI_MIN_PASSWORD_LENGTH);
 131     }
 132
 133     // Shortcuts for frequently used signals that have more than one overload. They would require
 134     // type casts and that is why we declare required member pointer here instead.
 135     void (QComboBox::*qComboBoxCurrentIndexChanged)(int) = &QComboBox::currentIndexChanged;
 136     void (QSpinBox::*qSpinBoxValueChanged)(int) = &QSpinBox::valueChanged;
 137 }
 138
 139 // Constructor
 140 OptionsDialog::OptionsDialog(IGUIApplication *app, QWidget *parent)
 141     : GUIApplicationComponent(app, parent)
 142     , m_ui {new Ui::OptionsDialog}
 143     , m_storeDialogSize {SETTINGS_KEY(u"Size"_s)}
 144     , m_storeHSplitterSize {SETTINGS_KEY(u"HorizontalSplitterSizes"_s)}
 145     , m_storeLastViewedPage {SETTINGS_KEY(u"LastViewedPage"_s)}
 146 {
 147     m_ui->setupUi(this);
 148     m_applyButton = m_ui->buttonBox->button(QDialogButtonBox::Apply);
 149
 150 #ifdef Q_OS_UNIX
 151     setWindowTitle(tr("Preferences"));
 152 #endif
 153
 154     m_ui->hsplitter->setCollapsible(0, false);
 155     m_ui->hsplitter->setCollapsible(1, false);
 156
 157     // Main icons
 158     m_ui->tabSelection->item(TAB_UI)->setIcon(UIThemeManager::instance()->getIcon(u"preferences-desktop"_s));
 159     m_ui->tabSelection->item(TAB_BITTORRENT)->setIcon(UIThemeManager::instance()->getIcon(u"preferences-bittorrent"_s, u"preferences-system-network"_s));
 160     m_ui->tabSelection->item(TAB_CONNECTION)->setIcon(UIThemeManager::instance()->getIcon(u"network-connect"_s, u"network-wired"_s));
 161     m_ui->tabSelection->item(TAB_DOWNLOADS)->setIcon(UIThemeManager::instance()->getIcon(u"download"_s, u"folder-download"_s));
 162     m_ui->tabSelection->item(TAB_SPEED)->setIcon(UIThemeManager::instance()->getIcon(u"speedometer"_s, u"chronometer"_s));
 163     m_ui->tabSelection->item(TAB_RSS)->setIcon(UIThemeManager::instance()->getIcon(u"application-rss"_s, u"application-rss+xml"_s));
 164 #ifdef DISABLE_WEBUI
 165     m_ui->tabSelection->item(TAB_WEBUI)->setHidden(true);
 166 #else
 167     m_ui->tabSelection->item(TAB_WEBUI)->setIcon(UIThemeManager::instance()->getIcon(u"preferences-webui"_s, u"network-server"_s));
 168 #endif
 169     m_ui->tabSelection->item(TAB_ADVANCED)->setIcon(UIThemeManager::instance()->getIcon(u"preferences-advanced"_s, u"preferences-other"_s));
 170
 171     // set uniform size for all icons
 172     int maxHeight = -1;
 173     for (int i = 0; i < m_ui->tabSelection->count(); ++i)
 174         maxHeight = std::max(maxHeight, m_ui->tabSelection->visualItemRect(m_ui->tabSelection->item(i)).size().height());
 175     for (int i = 0; i < m_ui->tabSelection->count(); ++i)
 176     {
 177         const QSize size(std::numeric_limits<int>::max(), static_cast<int>(maxHeight * 1.2));
 178         m_ui->tabSelection->item(i)->setSizeHint(size);
 179     }
 180
 181     connect(m_ui->tabSelection, &QListWidget::currentItemChanged, this, &ThisType::changePage);
 182
 183     // Load options
 184     loadBehaviorTabOptions();
 185     loadDownloadsTabOptions();
 186     loadConnectionTabOptions();
 187     loadSpeedTabOptions();
 188     loadBittorrentTabOptions();
 189     loadRSSTabOptions();
 190 #ifndef DISABLE_WEBUI
 191     loadWebUITabOptions();
 192 #endif
 193
 194     // Load Advanced settings
 195     m_advancedSettings = new AdvancedSettings(app, m_ui->tabAdvancedPage);
 196     m_ui->advPageLayout->addWidget(m_advancedSettings);
 197     connect(m_advancedSettings, &AdvancedSettings::settingsChanged, this, &ThisType::enableApplyButton);
 198
 199     // setup apply button
 200     m_applyButton->setEnabled(false);
 201     connect(m_applyButton, &QPushButton::clicked, this, [this]
 202     {
 203         if (applySettings())
 204             m_applyButton->setEnabled(false);
 205     });
 206
 207     // disable mouse wheel event on widgets to avoid misselection
 208     auto *wheelEventEater = new WheelEventEater(this);
 209     for (QComboBox *widget : asConst(findChildren<QComboBox *>()))
 210         widget->installEventFilter(wheelEventEater);
 211     for (QSpinBox *widget : asConst(findChildren<QSpinBox *>()))
 212         widget->installEventFilter(wheelEventEater);
 213
 214     m_ui->tabSelection->setCurrentRow(m_storeLastViewedPage);
 215
 216     if (const QSize dialogSize = m_storeDialogSize; dialogSize.isValid())
 217         resize(dialogSize);
 218 }
 219
 220 OptionsDialog::~OptionsDialog()
 221 {
 222     // save dialog states
 223     m_storeDialogSize = size();
 224
 225     QStringList hSplitterSizes;
 226     for (const int size : asConst(m_ui->hsplitter->sizes()))
 227         hSplitterSizes.append(QString::number(size));
 228     m_storeHSplitterSize = hSplitterSizes;
 229
 230     m_storeLastViewedPage = m_ui->tabSelection->currentRow();
 231
 232     delete m_ui;
 233 }
 234
 235 void OptionsDialog::loadBehaviorTabOptions()
 236 {
 237     const auto *pref = Preferences::instance();
 238     const auto *session = BitTorrent::Session::instance();
 239
 240     initializeLanguageCombo();
 241     setLocale(pref->getLocale());
 242
 243     initializeStyleCombo();
 244
 245     m_ui->checkUseCustomTheme->setChecked(Preferences::instance()->useCustomUITheme());
 246     m_ui->customThemeFilePath->setSelectedPath(Preferences::instance()->customUIThemePath());
 247     m_ui->customThemeFilePath->setMode(FileSystemPathEdit::Mode::FileOpen);
 248     m_ui->customThemeFilePath->setDialogCaption(tr("Select qBittorrent UI Theme file"));
 249     m_ui->customThemeFilePath->setFileNameFilter(tr("qBittorrent UI Theme file (*.qbtheme config.json)"));
 250 #if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS))
 251     m_ui->checkUseSystemIcon->setChecked(pref->useSystemIcons());
 252 #else
 253     m_ui->checkUseSystemIcon->setVisible(false);
 254 #endif
 255
 256     m_ui->confirmDeletion->setChecked(pref->confirmTorrentDeletion());
 257     m_ui->checkAltRowColors->setChecked(pref->useAlternatingRowColors());
 258     m_ui->checkHideZero->setChecked(pref->getHideZeroValues());
 259     m_ui->comboHideZero->setCurrentIndex(pref->getHideZeroComboValues());
 260     m_ui->comboHideZero->setEnabled(m_ui->checkHideZero->isChecked());
 261
 262     m_ui->actionTorrentDlOnDblClBox->setItemData(0, TOGGLE_STOP);
 263     m_ui->actionTorrentDlOnDblClBox->setItemData(1, OPEN_DEST);
 264     m_ui->actionTorrentDlOnDblClBox->setItemData(2, PREVIEW_FILE);
 265     m_ui->actionTorrentDlOnDblClBox->setItemData(3, SHOW_OPTIONS);
 266     m_ui->actionTorrentDlOnDblClBox->setItemData(4, NO_ACTION);
 267     int actionDownloading = pref->getActionOnDblClOnTorrentDl();
 268     if ((actionDownloading < 0) || (actionDownloading >= m_ui->actionTorrentDlOnDblClBox->count()))
 269         actionDownloading = TOGGLE_STOP;
 270     m_ui->actionTorrentDlOnDblClBox->setCurrentIndex(m_ui->actionTorrentDlOnDblClBox->findData(actionDownloading));
 271
 272     m_ui->actionTorrentFnOnDblClBox->setItemData(0, TOGGLE_STOP);
 273     m_ui->actionTorrentFnOnDblClBox->setItemData(1, OPEN_DEST);
 274     m_ui->actionTorrentFnOnDblClBox->setItemData(2, PREVIEW_FILE);
 275     m_ui->actionTorrentFnOnDblClBox->setItemData(3, SHOW_OPTIONS);
 276     m_ui->actionTorrentFnOnDblClBox->setItemData(4, NO_ACTION);
 277     int actionSeeding = pref->getActionOnDblClOnTorrentFn();
 278     if ((actionSeeding < 0) || (actionSeeding >= m_ui->actionTorrentFnOnDblClBox->count()))
 279         actionSeeding = OPEN_DEST;
 280     m_ui->actionTorrentFnOnDblClBox->setCurrentIndex(m_ui->actionTorrentFnOnDblClBox->findData(actionSeeding));
 281
 282     m_ui->checkBoxHideZeroStatusFilters->setChecked(pref->getHideZeroStatusFilters());
 283
 284 #ifndef Q_OS_WIN
 285     m_ui->checkStartup->setVisible(false);
 286 #endif
 287     m_ui->checkShowSplash->setChecked(!pref->isSplashScreenDisabled());
 288     m_ui->checkProgramExitConfirm->setChecked(pref->confirmOnExit());
 289     m_ui->checkProgramAutoExitConfirm->setChecked(!pref->dontConfirmAutoExit());
 290
 291     m_ui->windowStateComboBox->addItem(tr("Normal"), QVariant::fromValue(WindowState::Normal));
 292     m_ui->windowStateComboBox->addItem(tr("Minimized"), QVariant::fromValue(WindowState::Minimized));
 293 #ifndef Q_OS_MACOS
 294     m_ui->windowStateComboBox->addItem(tr("Hidden"), QVariant::fromValue(WindowState::Hidden));
 295 #endif
 296     m_ui->windowStateComboBox->setCurrentIndex(m_ui->windowStateComboBox->findData(QVariant::fromValue(app()->startUpWindowState())));
 297
 298 #if !(defined(Q_OS_WIN) || defined(Q_OS_MACOS))
 299     m_ui->groupFileAssociation->setVisible(false);
 300     m_ui->checkProgramUpdates->setVisible(false);
 301 #endif
 302
 303 #ifndef Q_OS_MACOS
 304     // Disable systray integration if it is not supported by the system
 305     if (!QSystemTrayIcon::isSystemTrayAvailable())
 306     {
 307         m_ui->checkShowSystray->setChecked(false);
 308         m_ui->checkShowSystray->setEnabled(false);
 309         m_ui->checkShowSystray->setToolTip(tr("Disabled due to failed to detect system tray presence"));
 310     }
 311     m_ui->checkShowSystray->setChecked(pref->systemTrayEnabled());
 312     m_ui->checkMinimizeToSysTray->setChecked(pref->minimizeToTray());
 313     m_ui->checkCloseToSystray->setChecked(pref->closeToTray());
 314     m_ui->comboTrayIcon->setCurrentIndex(static_cast<int>(pref->trayIconStyle()));
 315 #endif
 316
 317 #ifdef Q_OS_WIN
 318     m_ui->checkStartup->setChecked(pref->WinStartup());
 319 #endif
 320
 321 #ifdef Q_OS_MACOS
 322     m_ui->checkShowSystray->setVisible(false);
 323     m_ui->checkAssociateTorrents->setChecked(Utils::OS::isTorrentFileAssocSet());
 324     m_ui->checkAssociateTorrents->setEnabled(!m_ui->checkAssociateTorrents->isChecked());
 325     m_ui->checkAssociateMagnetLinks->setChecked(Utils::OS::isMagnetLinkAssocSet());
 326     m_ui->checkAssociateMagnetLinks->setEnabled(!m_ui->checkAssociateMagnetLinks->isChecked());
 327 #endif
 328
 329 #if defined(Q_OS_WIN) || defined(Q_OS_MACOS)
 330     m_ui->checkProgramUpdates->setChecked(pref->isUpdateCheckEnabled());
 331 #endif
 332
 333     m_ui->checkPreventFromSuspendWhenDownloading->setChecked(pref->preventFromSuspendWhenDownloading());
 334     m_ui->checkPreventFromSuspendWhenSeeding->setChecked(pref->preventFromSuspendWhenSeeding());
 335
 336     m_ui->textFileLogPath->setDialogCaption(tr("Choose a save directory"));
 337     m_ui->textFileLogPath->setMode(FileSystemPathEdit::Mode::DirectorySave);
 338     m_ui->textFileLogPath->setSelectedPath(app()->fileLoggerPath());
 339     const bool fileLogBackup = app()->isFileLoggerBackup();
 340     m_ui->checkFileLogBackup->setChecked(fileLogBackup);
 341     m_ui->spinFileLogSize->setEnabled(fileLogBackup);
 342     const bool fileLogDelete = app()->isFileLoggerDeleteOld();
 343     m_ui->checkFileLogDelete->setChecked(fileLogDelete);
 344     m_ui->spinFileLogAge->setEnabled(fileLogDelete);
 345     m_ui->comboFileLogAgeType->setEnabled(fileLogDelete);
 346     m_ui->spinFileLogSize->setValue(app()->fileLoggerMaxSize() / 1024);
 347     m_ui->spinFileLogAge->setValue(app()->fileLoggerAge());
 348     m_ui->comboFileLogAgeType->setCurrentIndex(app()->fileLoggerAgeType());
 349     // Groupbox's check state  must be initialized after some of its children if they are manually enabled/disabled
 350     m_ui->checkFileLog->setChecked(app()->isFileLoggerEnabled());
 351
 352     m_ui->checkBoxPerformanceWarning->setChecked(session->isPerformanceWarningEnabled());
 353
 354     connect(m_ui->comboLanguage, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 355
 356 #ifdef Q_OS_WIN
 357     connect(m_ui->comboStyle, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 358 #endif
 359
 360 #if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS))
 361     connect(m_ui->checkUseSystemIcon, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 362 #endif
 363     connect(m_ui->checkUseCustomTheme, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 364     connect(m_ui->customThemeFilePath, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 365
 366     m_ui->buttonCustomizeUITheme->setEnabled(!m_ui->checkUseCustomTheme->isChecked());
 367     connect(m_ui->checkUseCustomTheme, &QGroupBox::toggled, this, [this]
 368     {
 369         m_ui->buttonCustomizeUITheme->setEnabled(!m_ui->checkUseCustomTheme->isChecked());
 370     });
 371     connect(m_ui->buttonCustomizeUITheme, &QPushButton::clicked, this, [this]
 372     {
 373         auto *dialog = new UIThemeDialog(this);
 374         dialog->setAttribute(Qt::WA_DeleteOnClose);
 375         dialog->open();
 376     });
 377
 378     connect(m_ui->confirmDeletion, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 379     connect(m_ui->checkAltRowColors, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 380     connect(m_ui->checkHideZero, &QAbstractButton::toggled, m_ui->comboHideZero, &QWidget::setEnabled);
 381     connect(m_ui->checkHideZero, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 382     connect(m_ui->comboHideZero, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 383     connect(m_ui->actionTorrentDlOnDblClBox, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 384     connect(m_ui->actionTorrentFnOnDblClBox, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 385     connect(m_ui->checkBoxHideZeroStatusFilters, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 386
 387 #ifdef Q_OS_WIN
 388     connect(m_ui->checkStartup, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 389 #endif
 390     connect(m_ui->checkShowSplash, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 391     connect(m_ui->checkProgramExitConfirm, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 392     connect(m_ui->checkProgramAutoExitConfirm, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 393     connect(m_ui->checkShowSystray, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 394     connect(m_ui->checkMinimizeToSysTray, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 395     connect(m_ui->checkCloseToSystray, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 396     connect(m_ui->comboTrayIcon, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 397     connect(m_ui->windowStateComboBox, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 398
 399     connect(m_ui->checkPreventFromSuspendWhenDownloading, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 400     connect(m_ui->checkPreventFromSuspendWhenSeeding, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 401
 402 #if defined(Q_OS_MACOS)
 403     connect(m_ui->checkAssociateTorrents, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 404     connect(m_ui->checkAssociateMagnetLinks, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 405 #endif
 406
 407 #if defined(Q_OS_WIN) || defined(Q_OS_MACOS)
 408     connect(m_ui->checkProgramUpdates, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 409 #endif
 410
 411 #ifdef Q_OS_WIN
 412     m_ui->assocPanel->hide();
 413 #endif
 414
 415 #ifdef Q_OS_MAC
 416     m_ui->defaultProgramPanel->hide();
 417 #endif
 418
 419 #if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS)) && !defined(QBT_USES_DBUS)
 420     m_ui->checkPreventFromSuspendWhenDownloading->setDisabled(true);
 421     m_ui->checkPreventFromSuspendWhenSeeding->setDisabled(true);
 422 #endif
 423
 424     connect(m_ui->checkFileLog, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 425     connect(m_ui->textFileLogPath, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 426     connect(m_ui->checkFileLogBackup, &QAbstractButton::toggled, m_ui->spinFileLogSize, &QWidget::setEnabled);
 427     connect(m_ui->checkFileLogBackup, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 428     connect(m_ui->checkFileLogDelete, &QAbstractButton::toggled, m_ui->comboFileLogAgeType, &QWidget::setEnabled);
 429     connect(m_ui->checkFileLogDelete, &QAbstractButton::toggled, m_ui->spinFileLogAge, &QWidget::setEnabled);
 430     connect(m_ui->checkFileLogDelete, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 431     connect(m_ui->spinFileLogSize, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 432     connect(m_ui->spinFileLogAge, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 433     connect(m_ui->comboFileLogAgeType, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 434
 435     connect(m_ui->checkBoxPerformanceWarning, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 436 }
 437
 438 void OptionsDialog::saveBehaviorTabOptions() const
 439 {
 440     auto *pref = Preferences::instance();
 441     auto *session = BitTorrent::Session::instance();
 442
 443     // Load the translation
 444     const QString locale = getLocale();
 445     if (pref->getLocale() != locale)
 446     {
 447         auto *translator = new QTranslator;
 448         if (translator->load(u":/lang/qbittorrent_"_s + locale))
 449             qDebug("%s locale recognized, using translation.", qUtf8Printable(locale));
 450         else
 451             qDebug("%s locale unrecognized, using default (en).", qUtf8Printable(locale));
 452         qApp->installTranslator(translator);
 453     }
 454     pref->setLocale(locale);
 455
 456 #ifdef Q_OS_WIN
 457     pref->setStyle(m_ui->comboStyle->currentText());
 458 #endif
 459
 460 #if (defined(Q_OS_UNIX) && !defined(Q_OS_MACOS))
 461     pref->useSystemIcons(m_ui->checkUseSystemIcon->isChecked());
 462 #endif
 463     pref->setUseCustomUITheme(m_ui->checkUseCustomTheme->isChecked());
 464     pref->setCustomUIThemePath(m_ui->customThemeFilePath->selectedPath());
 465
 466     pref->setConfirmTorrentDeletion(m_ui->confirmDeletion->isChecked());
 467     pref->setAlternatingRowColors(m_ui->checkAltRowColors->isChecked());
 468     pref->setHideZeroValues(m_ui->checkHideZero->isChecked());
 469     pref->setHideZeroComboValues(m_ui->comboHideZero->currentIndex());
 470
 471     pref->setActionOnDblClOnTorrentDl(m_ui->actionTorrentDlOnDblClBox->currentData().toInt());
 472     pref->setActionOnDblClOnTorrentFn(m_ui->actionTorrentFnOnDblClBox->currentData().toInt());
 473
 474     pref->setHideZeroStatusFilters(m_ui->checkBoxHideZeroStatusFilters->isChecked());
 475
 476     pref->setSplashScreenDisabled(isSplashScreenDisabled());
 477     pref->setConfirmOnExit(m_ui->checkProgramExitConfirm->isChecked());
 478     pref->setDontConfirmAutoExit(!m_ui->checkProgramAutoExitConfirm->isChecked());
 479
 480 #ifdef Q_OS_WIN
 481     pref->setWinStartup(WinStartup());
 482 #endif
 483
 484 #ifndef Q_OS_MACOS
 485     pref->setSystemTrayEnabled(m_ui->checkShowSystray->isChecked());
 486     pref->setTrayIconStyle(TrayIcon::Style(m_ui->comboTrayIcon->currentIndex()));
 487     pref->setCloseToTray(m_ui->checkCloseToSystray->isChecked());
 488     pref->setMinimizeToTray(m_ui->checkMinimizeToSysTray->isChecked());
 489 #endif
 490
 491 #ifdef Q_OS_MACOS
 492     if (m_ui->checkAssociateTorrents->isChecked())
 493     {
 494         Utils::OS::setTorrentFileAssoc();
 495         m_ui->checkAssociateTorrents->setChecked(Utils::OS::isTorrentFileAssocSet());
 496         m_ui->checkAssociateTorrents->setEnabled(!m_ui->checkAssociateTorrents->isChecked());
 497     }
 498     if (m_ui->checkAssociateMagnetLinks->isChecked())
 499     {
 500         Utils::OS::setMagnetLinkAssoc();
 501         m_ui->checkAssociateMagnetLinks->setChecked(Utils::OS::isMagnetLinkAssocSet());
 502         m_ui->checkAssociateMagnetLinks->setEnabled(!m_ui->checkAssociateMagnetLinks->isChecked());
 503     }
 504 #endif
 505
 506 #if defined(Q_OS_WIN) || defined(Q_OS_MACOS)
 507     pref->setUpdateCheckEnabled(m_ui->checkProgramUpdates->isChecked());
 508 #endif
 509
 510     pref->setPreventFromSuspendWhenDownloading(m_ui->checkPreventFromSuspendWhenDownloading->isChecked());
 511     pref->setPreventFromSuspendWhenSeeding(m_ui->checkPreventFromSuspendWhenSeeding->isChecked());
 512
 513     app()->setFileLoggerPath(m_ui->textFileLogPath->selectedPath());
 514     app()->setFileLoggerBackup(m_ui->checkFileLogBackup->isChecked());
 515     app()->setFileLoggerMaxSize(m_ui->spinFileLogSize->value() * 1024);
 516     app()->setFileLoggerAge(m_ui->spinFileLogAge->value());
 517     app()->setFileLoggerAgeType(m_ui->comboFileLogAgeType->currentIndex());
 518     app()->setFileLoggerDeleteOld(m_ui->checkFileLogDelete->isChecked());
 519     app()->setFileLoggerEnabled(m_ui->checkFileLog->isChecked());
 520
 521     app()->setStartUpWindowState(m_ui->windowStateComboBox->currentData().value<WindowState>());
 522
 523     session->setPerformanceWarningEnabled(m_ui->checkBoxPerformanceWarning->isChecked());
 524 }
 525
 526 void OptionsDialog::loadDownloadsTabOptions()
 527 {
 528     const auto *pref = Preferences::instance();
 529     const auto *session = BitTorrent::Session::instance();
 530
 531     m_ui->checkAdditionDialog->setChecked(pref->isAddNewTorrentDialogEnabled());
 532     m_ui->checkAdditionDialogFront->setChecked(pref->isAddNewTorrentDialogTopLevel());
 533
 534     m_ui->contentLayoutComboBox->setCurrentIndex(static_cast<int>(session->torrentContentLayout()));
 535     m_ui->checkAddToQueueTop->setChecked(session->isAddTorrentToQueueTop());
 536     m_ui->checkAddStopped->setChecked(session->isAddTorrentStopped());
 537
 538     m_ui->stopConditionComboBox->setToolTip(
 539                 u"<html><body><p><b>" + tr("None") + u"</b> - " + tr("No stop condition is set.") + u"</p><p><b>" +
 540                 tr("Metadata received") + u"</b> - " + tr("Torrent will stop after metadata is received.") +
 541                 u" <em>" + tr("Torrents that have metadata initially will be added as stopped.") + u"</em></p><p><b>" +
 542                 tr("Files checked") + u"</b> - " + tr("Torrent will stop after files are initially checked.") +
 543                 u" <em>" + tr("This will also download metadata if it wasn't there initially.") + u"</em></p></body></html>");
 544     m_ui->stopConditionComboBox->setItemData(0, QVariant::fromValue(BitTorrent::Torrent::StopCondition::None));
 545     m_ui->stopConditionComboBox->setItemData(1, QVariant::fromValue(BitTorrent::Torrent::StopCondition::MetadataReceived));
 546     m_ui->stopConditionComboBox->setItemData(2, QVariant::fromValue(BitTorrent::Torrent::StopCondition::FilesChecked));
 547     m_ui->stopConditionComboBox->setCurrentIndex(m_ui->stopConditionComboBox->findData(QVariant::fromValue(session->torrentStopCondition())));
 548     m_ui->stopConditionLabel->setEnabled(!m_ui->checkAddStopped->isChecked());
 549     m_ui->stopConditionComboBox->setEnabled(!m_ui->checkAddStopped->isChecked());
 550
 551     m_ui->checkMergeTrackers->setChecked(session->isMergeTrackersEnabled());
 552     m_ui->checkConfirmMergeTrackers->setEnabled(m_ui->checkAdditionDialog->isChecked());
 553     m_ui->checkConfirmMergeTrackers->setChecked(m_ui->checkConfirmMergeTrackers->isEnabled() ? pref->confirmMergeTrackers() : false);
 554     connect(m_ui->checkAdditionDialog, &QGroupBox::toggled, this, [this, pref]
 555     {
 556         m_ui->checkConfirmMergeTrackers->setEnabled(m_ui->checkAdditionDialog->isChecked());
 557         m_ui->checkConfirmMergeTrackers->setChecked(m_ui->checkConfirmMergeTrackers->isEnabled() ? pref->confirmMergeTrackers() : false);
 558     });
 559
 560     const TorrentFileGuard::AutoDeleteMode autoDeleteMode = TorrentFileGuard::autoDeleteMode();
 561     m_ui->deleteTorrentBox->setChecked(autoDeleteMode != TorrentFileGuard::Never);
 562     m_ui->deleteCancelledTorrentBox->setChecked(autoDeleteMode == TorrentFileGuard::Always);
 563     m_ui->deleteTorrentWarningIcon->setPixmap(QApplication::style()->standardIcon(QStyle::SP_MessageBoxCritical).pixmap(16, 16));
 564     m_ui->deleteTorrentWarningIcon->hide();
 565     m_ui->deleteTorrentWarningLabel->hide();
 566     m_ui->deleteTorrentWarningLabel->setToolTip(u"<html><body><p>" +
 567         tr("By enabling these options, you can <strong>irrevocably lose</strong> your .torrent files!") +
 568         u"</p><p>" +
 569         tr("When these options are enabled, qBittorrent will <strong>delete</strong> .torrent files "
 570         "after they were successfully (the first option) or not (the second option) added to its "
 571         "download queue. This will be applied <strong>not only</strong> to the files opened via "
 572         "&ldquo;Add torrent&rdquo; menu action but to those opened via <strong>file type association</strong> as well") +
 573         u"</p><p>" +
 574         tr("If you enable the second option (&ldquo;Also when addition is cancelled&rdquo;) the "
 575         ".torrent file <strong>will be deleted</strong> even if you press &ldquo;<strong>Cancel</strong>&rdquo; in "
 576         "the &ldquo;Add torrent&rdquo; dialog") +
 577         u"</p></body></html>");
 578
 579     m_ui->checkPreallocateAll->setChecked(session->isPreallocationEnabled());
 580     m_ui->checkAppendqB->setChecked(session->isAppendExtensionEnabled());
 581     m_ui->checkUnwantedFolder->setChecked(session->isUnwantedFolderEnabled());
 582     m_ui->checkRecursiveDownload->setChecked(pref->isRecursiveDownloadEnabled());
 583
 584     m_ui->comboSavingMode->setCurrentIndex(!session->isAutoTMMDisabledByDefault());
 585     m_ui->comboTorrentCategoryChanged->setCurrentIndex(session->isDisableAutoTMMWhenCategoryChanged());
 586     m_ui->comboCategoryChanged->setCurrentIndex(session->isDisableAutoTMMWhenCategorySavePathChanged());
 587     m_ui->comboCategoryDefaultPathChanged->setCurrentIndex(session->isDisableAutoTMMWhenDefaultSavePathChanged());
 588
 589     m_ui->checkUseSubcategories->setChecked(session->isSubcategoriesEnabled());
 590     m_ui->checkUseCategoryPaths->setChecked(session->useCategoryPathsInManualMode());
 591
 592     m_ui->textSavePath->setDialogCaption(tr("Choose a save directory"));
 593     m_ui->textSavePath->setMode(FileSystemPathEdit::Mode::DirectorySave);
 594     m_ui->textSavePath->setSelectedPath(session->savePath());
 595
 596     m_ui->checkUseDownloadPath->setChecked(session->isDownloadPathEnabled());
 597     m_ui->textDownloadPath->setDialogCaption(tr("Choose a save directory"));
 598     m_ui->textDownloadPath->setEnabled(m_ui->checkUseDownloadPath->isChecked());
 599     m_ui->textDownloadPath->setMode(FileSystemPathEdit::Mode::DirectorySave);
 600     m_ui->textDownloadPath->setSelectedPath(session->downloadPath());
 601
 602     const bool isExportDirEmpty = session->torrentExportDirectory().isEmpty();
 603     m_ui->checkExportDir->setChecked(!isExportDirEmpty);
 604     m_ui->textExportDir->setDialogCaption(tr("Choose export directory"));
 605     m_ui->textExportDir->setEnabled(m_ui->checkExportDir->isChecked());
 606     m_ui->textExportDir->setMode(FileSystemPathEdit::Mode::DirectorySave);
 607     if (!isExportDirEmpty)
 608         m_ui->textExportDir->setSelectedPath(session->torrentExportDirectory());
 609
 610     const bool isExportDirFinEmpty = session->finishedTorrentExportDirectory().isEmpty();
 611     m_ui->checkExportDirFin->setChecked(!isExportDirFinEmpty);
 612     m_ui->textExportDirFin->setDialogCaption(tr("Choose export directory"));
 613     m_ui->textExportDirFin->setEnabled(m_ui->checkExportDirFin->isChecked());
 614     m_ui->textExportDirFin->setMode(FileSystemPathEdit::Mode::DirectorySave);
 615     if (!isExportDirFinEmpty)
 616         m_ui->textExportDirFin->setSelectedPath(session->finishedTorrentExportDirectory());
 617
 618     auto *watchedFoldersModel = new WatchedFoldersModel(TorrentFilesWatcher::instance(), this);
 619     connect(watchedFoldersModel, &QAbstractListModel::dataChanged, this, &ThisType::enableApplyButton);
 620     m_ui->scanFoldersView->header()->setSectionResizeMode(QHeaderView::ResizeToContents);
 621     m_ui->scanFoldersView->setModel(watchedFoldersModel);
 622     connect(m_ui->scanFoldersView->selectionModel(), &QItemSelectionModel::selectionChanged, this, &ThisType::handleWatchedFolderViewSelectionChanged);
 623     connect(m_ui->scanFoldersView, &QTreeView::doubleClicked, this, &ThisType::editWatchedFolderOptions);
 624
 625     m_ui->groupExcludedFileNames->setChecked(session->isExcludedFileNamesEnabled());
 626     m_ui->textExcludedFileNames->setPlainText(session->excludedFileNames().join(u'\n'));
 627
 628     m_ui->groupMailNotification->setChecked(pref->isMailNotificationEnabled());
 629     m_ui->senderEmailTxt->setText(pref->getMailNotificationSender());
 630     m_ui->lineEditDestEmail->setText(pref->getMailNotificationEmail());
 631     m_ui->lineEditSmtpServer->setText(pref->getMailNotificationSMTP());
 632     m_ui->checkSmtpSSL->setChecked(pref->getMailNotificationSMTPSSL());
 633     m_ui->groupMailNotifAuth->setChecked(pref->getMailNotificationSMTPAuth());
 634     m_ui->mailNotifUsername->setText(pref->getMailNotificationSMTPUsername());
 635     m_ui->mailNotifPassword->setText(pref->getMailNotificationSMTPPassword());
 636
 637     m_ui->groupBoxRunOnAdded->setChecked(pref->isAutoRunOnTorrentAddedEnabled());
 638     m_ui->groupBoxRunOnFinished->setChecked(pref->isAutoRunOnTorrentFinishedEnabled());
 639     m_ui->lineEditRunOnAdded->setText(pref->getAutoRunOnTorrentAddedProgram());
 640     m_ui->lineEditRunOnFinished->setText(pref->getAutoRunOnTorrentFinishedProgram());
 641 #if defined(Q_OS_WIN)
 642     m_ui->autoRunConsole->setChecked(pref->isAutoRunConsoleEnabled());
 643 #else
 644     m_ui->autoRunConsole->hide();
 645 #endif
 646     const auto autoRunStr = u"%1\n    %2\n    %3\n    %4\n    %5\n    %6\n    %7\n    %8\n    %9\n    %10\n    %11\n    %12\n    %13\n%14"_s
 647         .arg(tr("Supported parameters (case sensitive):")
 648             , tr("%N: Torrent name")
 649             , tr("%L: Category")
 650             , tr("%G: Tags (separated by comma)")
 651             , tr("%F: Content path (same as root path for multifile torrent)")
 652             , tr("%R: Root path (first torrent subdirectory path)")
 653             , tr("%D: Save path")
 654             , tr("%C: Number of files")
 655             , tr("%Z: Torrent size (bytes)"))
 656         .arg(tr("%T: Current tracker")
 657             , tr("%I: Info hash v1 (or '-' if unavailable)")
 658             , tr("%J: Info hash v2 (or '-' if unavailable)")
 659             , tr("%K: Torrent ID (either sha-1 info hash for v1 torrent or truncated sha-256 info hash for v2/hybrid torrent)")
 660             , tr("Tip: Encapsulate parameter with quotation marks to avoid text being cut off at whitespace (e.g., \"%N\")"));
 661     m_ui->labelAutoRunParam->setText(autoRunStr);
 662
 663     connect(m_ui->checkAdditionDialog, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 664     connect(m_ui->checkAdditionDialogFront, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 665
 666     connect(m_ui->contentLayoutComboBox, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 667
 668     connect(m_ui->checkAddToQueueTop, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 669     connect(m_ui->checkAddStopped, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 670     connect(m_ui->checkAddStopped, &QAbstractButton::toggled, this, [this](const bool checked)
 671     {
 672         m_ui->stopConditionLabel->setEnabled(!checked);
 673         m_ui->stopConditionComboBox->setEnabled(!checked);
 674     });
 675     connect(m_ui->stopConditionComboBox, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 676     connect(m_ui->checkMergeTrackers, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 677     connect(m_ui->checkConfirmMergeTrackers, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 678     connect(m_ui->deleteTorrentBox, &QGroupBox::toggled, m_ui->deleteTorrentWarningIcon, &QWidget::setVisible);
 679     connect(m_ui->deleteTorrentBox, &QGroupBox::toggled, m_ui->deleteTorrentWarningLabel, &QWidget::setVisible);
 680     connect(m_ui->deleteTorrentBox, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 681     connect(m_ui->deleteCancelledTorrentBox, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 682
 683     connect(m_ui->checkPreallocateAll, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 684     connect(m_ui->checkAppendqB, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 685     connect(m_ui->checkUnwantedFolder, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 686     connect(m_ui->checkRecursiveDownload, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 687
 688     connect(m_ui->comboSavingMode, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 689     connect(m_ui->comboTorrentCategoryChanged, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 690     connect(m_ui->comboCategoryChanged, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 691     connect(m_ui->comboCategoryDefaultPathChanged, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 692
 693     connect(m_ui->checkUseSubcategories, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 694     connect(m_ui->checkUseCategoryPaths, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 695
 696     connect(m_ui->textSavePath, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 697     connect(m_ui->textDownloadPath, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 698
 699     connect(m_ui->checkExportDir, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 700     connect(m_ui->checkExportDir, &QAbstractButton::toggled, m_ui->textExportDir, &QWidget::setEnabled);
 701     connect(m_ui->checkExportDirFin, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 702     connect(m_ui->checkExportDirFin, &QAbstractButton::toggled, m_ui->textExportDirFin, &QWidget::setEnabled);
 703     connect(m_ui->textExportDir, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 704     connect(m_ui->textExportDirFin, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 705     connect(m_ui->checkUseDownloadPath, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 706     connect(m_ui->checkUseDownloadPath, &QAbstractButton::toggled, m_ui->textDownloadPath, &QWidget::setEnabled);
 707
 708     connect(m_ui->addWatchedFolderButton, &QAbstractButton::clicked, this, &ThisType::enableApplyButton);
 709
 710     connect(m_ui->groupExcludedFileNames, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 711     connect(m_ui->textExcludedFileNames, &QPlainTextEdit::textChanged, this, &ThisType::enableApplyButton);
 712     connect(m_ui->removeWatchedFolderButton, &QAbstractButton::clicked, this, &ThisType::enableApplyButton);
 713
 714     connect(m_ui->groupMailNotification, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 715     connect(m_ui->senderEmailTxt, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 716     connect(m_ui->lineEditDestEmail, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 717     connect(m_ui->lineEditSmtpServer, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 718     connect(m_ui->checkSmtpSSL, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 719     connect(m_ui->groupMailNotifAuth, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 720     connect(m_ui->mailNotifUsername, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 721     connect(m_ui->mailNotifPassword, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 722     connect(m_ui->sendTestEmail, &QPushButton::clicked, this, [this]
 723     {
 724         app()->sendTestEmail();
 725         QMessageBox::information(this, tr("Test email"), tr("Attempted to send email. Check your inbox to confirm success"));
 726     });
 727
 728     connect(m_ui->groupBoxRunOnAdded, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 729     connect(m_ui->lineEditRunOnAdded, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 730     connect(m_ui->groupBoxRunOnFinished, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 731     connect(m_ui->lineEditRunOnFinished, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 732     connect(m_ui->autoRunConsole, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
 733 }
 734
 735 void OptionsDialog::saveDownloadsTabOptions() const
 736 {
 737     auto *pref = Preferences::instance();
 738     auto *session = BitTorrent::Session::instance();
 739
 740     pref->setAddNewTorrentDialogEnabled(useAdditionDialog());
 741     pref->setAddNewTorrentDialogTopLevel(m_ui->checkAdditionDialogFront->isChecked());
 742
 743     session->setTorrentContentLayout(static_cast<BitTorrent::TorrentContentLayout>(m_ui->contentLayoutComboBox->currentIndex()));
 744
 745     session->setAddTorrentToQueueTop(m_ui->checkAddToQueueTop->isChecked());
 746     session->setAddTorrentStopped(addTorrentsStopped());
 747     session->setTorrentStopCondition(m_ui->stopConditionComboBox->currentData().value<BitTorrent::Torrent::StopCondition>());
 748     TorrentFileGuard::setAutoDeleteMode(!m_ui->deleteTorrentBox->isChecked() ? TorrentFileGuard::Never
 749                              : !m_ui->deleteCancelledTorrentBox->isChecked() ? TorrentFileGuard::IfAdded
 750                              : TorrentFileGuard::Always);
 751     session->setMergeTrackersEnabled(m_ui->checkMergeTrackers->isChecked());
 752     if (m_ui->checkConfirmMergeTrackers->isEnabled())
 753         pref->setConfirmMergeTrackers(m_ui->checkConfirmMergeTrackers->isChecked());
 754
 755     session->setPreallocationEnabled(preAllocateAllFiles());
 756     session->setAppendExtensionEnabled(m_ui->checkAppendqB->isChecked());
 757     session->setUnwantedFolderEnabled(m_ui->checkUnwantedFolder->isChecked());
 758     pref->setRecursiveDownloadEnabled(m_ui->checkRecursiveDownload->isChecked());
 759
 760     session->setAutoTMMDisabledByDefault(m_ui->comboSavingMode->currentIndex() == 0);
 761     session->setDisableAutoTMMWhenCategoryChanged(m_ui->comboTorrentCategoryChanged->currentIndex() == 1);
 762     session->setDisableAutoTMMWhenCategorySavePathChanged(m_ui->comboCategoryChanged->currentIndex() == 1);
 763     session->setDisableAutoTMMWhenDefaultSavePathChanged(m_ui->comboCategoryDefaultPathChanged->currentIndex() == 1);
 764
 765     session->setSubcategoriesEnabled(m_ui->checkUseSubcategories->isChecked());
 766     session->setUseCategoryPathsInManualMode(m_ui->checkUseCategoryPaths->isChecked());
 767
 768     session->setSavePath(Path(m_ui->textSavePath->selectedPath()));
 769     session->setDownloadPathEnabled(m_ui->checkUseDownloadPath->isChecked());
 770     session->setDownloadPath(m_ui->textDownloadPath->selectedPath());
 771     session->setTorrentExportDirectory(getTorrentExportDir());
 772     session->setFinishedTorrentExportDirectory(getFinishedTorrentExportDir());
 773
 774     auto *watchedFoldersModel = static_cast<WatchedFoldersModel *>(m_ui->scanFoldersView->model());
 775     watchedFoldersModel->apply();
 776
 777     session->setExcludedFileNamesEnabled(m_ui->groupExcludedFileNames->isChecked());
 778     session->setExcludedFileNames(m_ui->textExcludedFileNames->toPlainText().split(u'\n', Qt::SkipEmptyParts));
 779
 780     pref->setMailNotificationEnabled(m_ui->groupMailNotification->isChecked());
 781     pref->setMailNotificationSender(m_ui->senderEmailTxt->text());
 782     pref->setMailNotificationEmail(m_ui->lineEditDestEmail->text());
 783     pref->setMailNotificationSMTP(m_ui->lineEditSmtpServer->text());
 784     pref->setMailNotificationSMTPSSL(m_ui->checkSmtpSSL->isChecked());
 785     pref->setMailNotificationSMTPAuth(m_ui->groupMailNotifAuth->isChecked());
 786     pref->setMailNotificationSMTPUsername(m_ui->mailNotifUsername->text());
 787     pref->setMailNotificationSMTPPassword(m_ui->mailNotifPassword->text());
 788
 789     pref->setAutoRunOnTorrentAddedEnabled(m_ui->groupBoxRunOnAdded->isChecked());
 790     pref->setAutoRunOnTorrentAddedProgram(m_ui->lineEditRunOnAdded->text().trimmed());
 791     pref->setAutoRunOnTorrentFinishedEnabled(m_ui->groupBoxRunOnFinished->isChecked());
 792     pref->setAutoRunOnTorrentFinishedProgram(m_ui->lineEditRunOnFinished->text().trimmed());
 793 #if defined(Q_OS_WIN)
 794     pref->setAutoRunConsoleEnabled(m_ui->autoRunConsole->isChecked());
 795 #endif
 796 }
 797
 798 void OptionsDialog::loadConnectionTabOptions()
 799 {
 800     const auto *session = BitTorrent::Session::instance();
 801
 802     m_ui->comboProtocol->setCurrentIndex(static_cast<int>(session->btProtocol()));
 803     m_ui->spinPort->setValue(session->port());
 804     m_ui->checkUPnP->setChecked(Net::PortForwarder::instance()->isEnabled());
 805
 806     int intValue = session->maxConnections();
 807     if (intValue > 0)
 808     {
 809         // enable
 810         m_ui->checkMaxConnections->setChecked(true);
 811         m_ui->spinMaxConnec->setEnabled(true);
 812         m_ui->spinMaxConnec->setValue(intValue);
 813     }
 814     else
 815     {
 816         // disable
 817         m_ui->checkMaxConnections->setChecked(false);
 818         m_ui->spinMaxConnec->setEnabled(false);
 819     }
 820     intValue = session->maxConnectionsPerTorrent();
 821     if (intValue > 0)
 822     {
 823         // enable
 824         m_ui->checkMaxConnectionsPerTorrent->setChecked(true);
 825         m_ui->spinMaxConnecPerTorrent->setEnabled(true);
 826         m_ui->spinMaxConnecPerTorrent->setValue(intValue);
 827     }
 828     else
 829     {
 830         // disable
 831         m_ui->checkMaxConnectionsPerTorrent->setChecked(false);
 832         m_ui->spinMaxConnecPerTorrent->setEnabled(false);
 833     }
 834     intValue = session->maxUploads();
 835     if (intValue > 0)
 836     {
 837         // enable
 838         m_ui->checkMaxUploads->setChecked(true);
 839         m_ui->spinMaxUploads->setEnabled(true);
 840         m_ui->spinMaxUploads->setValue(intValue);
 841     }
 842     else
 843     {
 844         // disable
 845         m_ui->checkMaxUploads->setChecked(false);
 846         m_ui->spinMaxUploads->setEnabled(false);
 847     }
 848     intValue = session->maxUploadsPerTorrent();
 849     if (intValue > 0)
 850     {
 851         // enable
 852         m_ui->checkMaxUploadsPerTorrent->setChecked(true);
 853         m_ui->spinMaxUploadsPerTorrent->setEnabled(true);
 854         m_ui->spinMaxUploadsPerTorrent->setValue(intValue);
 855     }
 856     else
 857     {
 858         // disable
 859         m_ui->checkMaxUploadsPerTorrent->setChecked(false);
 860         m_ui->spinMaxUploadsPerTorrent->setEnabled(false);
 861     }
 862
 863 #if defined(QBT_USES_LIBTORRENT2) && TORRENT_USE_I2P
 864     m_ui->textI2PHost->setText(session->I2PAddress());
 865     m_ui->spinI2PPort->setValue(session->I2PPort());
 866     m_ui->checkI2PMixed->setChecked(session->I2PMixedMode());
 867     m_ui->groupI2P->setChecked(session->isI2PEnabled());
 868 #else
 869     m_ui->groupI2P->hide();
 870 #endif
 871
 872     const auto *proxyConfigManager = Net::ProxyConfigurationManager::instance();
 873     const Net::ProxyConfiguration proxyConf = proxyConfigManager->proxyConfiguration();
 874
 875     m_ui->comboProxyType->addItem(tr("(None)"), QVariant::fromValue(Net::ProxyType::None));
 876     m_ui->comboProxyType->addItem(tr("SOCKS4"), QVariant::fromValue(Net::ProxyType::SOCKS4));
 877     m_ui->comboProxyType->addItem(tr("SOCKS5"), QVariant::fromValue(Net::ProxyType::SOCKS5));
 878     m_ui->comboProxyType->addItem(tr("HTTP"), QVariant::fromValue(Net::ProxyType::HTTP));
 879     m_ui->comboProxyType->setCurrentIndex(m_ui->comboProxyType->findData(QVariant::fromValue(proxyConf.type)));
 880     adjustProxyOptions();
 881
 882     m_ui->textProxyIP->setText(proxyConf.ip);
 883     m_ui->spinProxyPort->setValue(proxyConf.port);
 884     m_ui->textProxyUsername->setText(proxyConf.username);
 885     m_ui->textProxyPassword->setText(proxyConf.password);
 886     m_ui->checkProxyAuth->setChecked(proxyConf.authEnabled);
 887     m_ui->checkProxyHostnameLookup->setChecked(proxyConf.hostnameLookupEnabled);
 888
 889     m_ui->checkProxyPeerConnections->setChecked(session->isProxyPeerConnectionsEnabled());
 890     m_ui->checkProxyBitTorrent->setChecked(Preferences::instance()->useProxyForBT());
 891     m_ui->checkProxyRSS->setChecked(Preferences::instance()->useProxyForRSS());
 892     m_ui->checkProxyMisc->setChecked(Preferences::instance()->useProxyForGeneralPurposes());
 893
 894     m_ui->checkIPFilter->setChecked(session->isIPFilteringEnabled());
 895     m_ui->textFilterPath->setDialogCaption(tr("Choose an IP filter file"));
 896     m_ui->textFilterPath->setEnabled(m_ui->checkIPFilter->isChecked());
 897     m_ui->textFilterPath->setFileNameFilter(tr("All supported filters") + u" (*.dat *.p2p *.p2b);;.dat (*.dat);;.p2p (*.p2p);;.p2b (*.p2b)");
 898     m_ui->textFilterPath->setSelectedPath(session->IPFilterFile());
 899
 900     m_ui->IpFilterRefreshBtn->setIcon(UIThemeManager::instance()->getIcon(u"view-refresh"_s));
 901     m_ui->IpFilterRefreshBtn->setEnabled(m_ui->checkIPFilter->isChecked());
 902     m_ui->checkIpFilterTrackers->setChecked(session->isTrackerFilteringEnabled());
 903
 904     connect(m_ui->comboProtocol, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 905     connect(m_ui->spinPort, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 906     connect(m_ui->checkUPnP, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 907
 908     connect(m_ui->checkMaxConnections, &QAbstractButton::toggled, m_ui->spinMaxConnec, &QWidget::setEnabled);
 909     connect(m_ui->checkMaxConnections, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 910     connect(m_ui->checkMaxConnectionsPerTorrent, &QAbstractButton::toggled, m_ui->spinMaxConnecPerTorrent, &QWidget::setEnabled);
 911     connect(m_ui->checkMaxConnectionsPerTorrent, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 912     connect(m_ui->checkMaxUploads, &QAbstractButton::toggled, m_ui->spinMaxUploads, &QWidget::setEnabled);
 913     connect(m_ui->checkMaxUploads, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 914     connect(m_ui->checkMaxUploadsPerTorrent, &QAbstractButton::toggled, m_ui->spinMaxUploadsPerTorrent, &QWidget::setEnabled);
 915     connect(m_ui->checkMaxUploadsPerTorrent, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 916     connect(m_ui->spinMaxConnec, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 917     connect(m_ui->spinMaxConnecPerTorrent, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 918     connect(m_ui->spinMaxUploads, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 919     connect(m_ui->spinMaxUploadsPerTorrent, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 920
 921     connect(m_ui->comboProxyType, qComboBoxCurrentIndexChanged, this, &ThisType::adjustProxyOptions);
 922     connect(m_ui->comboProxyType, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
 923     connect(m_ui->textProxyIP, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 924     connect(m_ui->spinProxyPort, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 925
 926 #if defined(QBT_USES_LIBTORRENT2) && TORRENT_USE_I2P
 927     connect(m_ui->textI2PHost, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 928     connect(m_ui->spinI2PPort, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
 929     connect(m_ui->checkI2PMixed, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
 930     connect(m_ui->groupI2P, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 931 #endif
 932
 933     connect(m_ui->checkProxyBitTorrent, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 934     connect(m_ui->checkProxyBitTorrent, &QGroupBox::toggled, this, &ThisType::adjustProxyOptions);
 935     connect(m_ui->checkProxyPeerConnections, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 936     connect(m_ui->checkProxyHostnameLookup, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 937     connect(m_ui->checkProxyRSS, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 938     connect(m_ui->checkProxyMisc, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 939
 940     connect(m_ui->checkProxyAuth, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
 941     connect(m_ui->textProxyUsername, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 942     connect(m_ui->textProxyPassword, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
 943
 944     connect(m_ui->checkIPFilter, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 945     connect(m_ui->checkIPFilter, &QAbstractButton::toggled, m_ui->textFilterPath, &QWidget::setEnabled);
 946     connect(m_ui->checkIPFilter, &QAbstractButton::toggled, m_ui->IpFilterRefreshBtn, &QWidget::setEnabled);
 947     connect(m_ui->textFilterPath, &FileSystemPathEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
 948     connect(m_ui->checkIpFilterTrackers, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
 949 }
 950
 951 void OptionsDialog::saveConnectionTabOptions() const
 952 {
 953     auto *session = BitTorrent::Session::instance();
 954
 955     session->setBTProtocol(static_cast<BitTorrent::BTProtocol>(m_ui->comboProtocol->currentIndex()));
 956     session->setPort(getPort());
 957     Net::PortForwarder::instance()->setEnabled(isUPnPEnabled());
 958
 959     session->setMaxConnections(getMaxConnections());
 960     session->setMaxConnectionsPerTorrent(getMaxConnectionsPerTorrent());
 961     session->setMaxUploads(getMaxUploads());
 962     session->setMaxUploadsPerTorrent(getMaxUploadsPerTorrent());
 963
 964 #if defined(QBT_USES_LIBTORRENT2) && TORRENT_USE_I2P
 965     session->setI2PEnabled(m_ui->groupI2P->isChecked());
 966     session->setI2PAddress(m_ui->textI2PHost->text().trimmed());
 967     session->setI2PPort(m_ui->spinI2PPort->value());
 968     session->setI2PMixedMode(m_ui->checkI2PMixed->isChecked());
 969 #endif
 970
 971     auto *proxyConfigManager = Net::ProxyConfigurationManager::instance();
 972     Net::ProxyConfiguration proxyConf;
 973     proxyConf.type = getProxyType();
 974     proxyConf.ip = getProxyIp();
 975     proxyConf.port = getProxyPort();
 976     proxyConf.authEnabled = m_ui->checkProxyAuth->isChecked();
 977     proxyConf.username = getProxyUsername();
 978     proxyConf.password = getProxyPassword();
 979     proxyConf.hostnameLookupEnabled = m_ui->checkProxyHostnameLookup->isChecked();
 980     proxyConfigManager->setProxyConfiguration(proxyConf);
 981
 982     Preferences::instance()->setUseProxyForBT(m_ui->checkProxyBitTorrent->isChecked());
 983     Preferences::instance()->setUseProxyForRSS(m_ui->checkProxyRSS->isChecked());
 984     Preferences::instance()->setUseProxyForGeneralPurposes(m_ui->checkProxyMisc->isChecked());
 985
 986     session->setProxyPeerConnectionsEnabled(m_ui->checkProxyPeerConnections->isChecked());
 987
 988     // IPFilter
 989     session->setIPFilteringEnabled(isIPFilteringEnabled());
 990     session->setTrackerFilteringEnabled(m_ui->checkIpFilterTrackers->isChecked());
 991     session->setIPFilterFile(m_ui->textFilterPath->selectedPath());
 992 }
 993
 994 void OptionsDialog::loadSpeedTabOptions()
 995 {
 996     const auto *pref = Preferences::instance();
 997     const auto *session = BitTorrent::Session::instance();
 998
 999     m_ui->labelGlobalRate->setPixmap(UIThemeManager::instance()->getScaledPixmap(u"slow_off"_s, Utils::Gui::mediumIconSize(this).height()));
1000     m_ui->spinUploadLimit->setValue(session->globalUploadSpeedLimit() / 1024);
1001     m_ui->spinDownloadLimit->setValue(session->globalDownloadSpeedLimit() / 1024);
1002
1003     m_ui->labelAltRate->setPixmap(UIThemeManager::instance()->getScaledPixmap(u"slow"_s, Utils::Gui::mediumIconSize(this).height()));
1004     m_ui->spinUploadLimitAlt->setValue(session->altGlobalUploadSpeedLimit() / 1024);
1005     m_ui->spinDownloadLimitAlt->setValue(session->altGlobalDownloadSpeedLimit() / 1024);
1006
1007     m_ui->comboBoxScheduleDays->addItems(translatedWeekdayNames());
1008
1009     m_ui->groupBoxSchedule->setChecked(session->isBandwidthSchedulerEnabled());
1010     m_ui->timeEditScheduleFrom->setTime(pref->getSchedulerStartTime());
1011     m_ui->timeEditScheduleTo->setTime(pref->getSchedulerEndTime());
1012     m_ui->comboBoxScheduleDays->setCurrentIndex(static_cast<int>(pref->getSchedulerDays()));
1013
1014     m_ui->checkLimituTPConnections->setChecked(session->isUTPRateLimited());
1015     m_ui->checkLimitTransportOverhead->setChecked(session->includeOverheadInLimits());
1016     m_ui->checkLimitLocalPeerRate->setChecked(!session->ignoreLimitsOnLAN());
1017
1018     connect(m_ui->spinUploadLimit, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1019     connect(m_ui->spinDownloadLimit, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1020
1021     connect(m_ui->spinUploadLimitAlt, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1022     connect(m_ui->spinDownloadLimitAlt, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1023
1024     connect(m_ui->groupBoxSchedule, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1025     connect(m_ui->timeEditScheduleFrom, &QDateTimeEdit::timeChanged, this, &ThisType::enableApplyButton);
1026     connect(m_ui->timeEditScheduleTo, &QDateTimeEdit::timeChanged, this, &ThisType::enableApplyButton);
1027     connect(m_ui->comboBoxScheduleDays, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
1028
1029     connect(m_ui->checkLimituTPConnections, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1030     connect(m_ui->checkLimitTransportOverhead, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1031     connect(m_ui->checkLimitLocalPeerRate, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1032 }
1033
1034 void OptionsDialog::saveSpeedTabOptions() const
1035 {
1036     auto *pref = Preferences::instance();
1037     auto *session = BitTorrent::Session::instance();
1038
1039     session->setGlobalUploadSpeedLimit(m_ui->spinUploadLimit->value() * 1024);
1040     session->setGlobalDownloadSpeedLimit(m_ui->spinDownloadLimit->value() * 1024);
1041
1042     session->setAltGlobalUploadSpeedLimit(m_ui->spinUploadLimitAlt->value() * 1024);
1043     session->setAltGlobalDownloadSpeedLimit(m_ui->spinDownloadLimitAlt->value() * 1024);
1044
1045     session->setBandwidthSchedulerEnabled(m_ui->groupBoxSchedule->isChecked());
1046     pref->setSchedulerStartTime(m_ui->timeEditScheduleFrom->time());
1047     pref->setSchedulerEndTime(m_ui->timeEditScheduleTo->time());
1048     pref->setSchedulerDays(static_cast<Scheduler::Days>(m_ui->comboBoxScheduleDays->currentIndex()));
1049
1050     session->setUTPRateLimited(m_ui->checkLimituTPConnections->isChecked());
1051     session->setIncludeOverheadInLimits(m_ui->checkLimitTransportOverhead->isChecked());
1052     session->setIgnoreLimitsOnLAN(!m_ui->checkLimitLocalPeerRate->isChecked());
1053 }
1054
1055 void OptionsDialog::loadBittorrentTabOptions()
1056 {
1057     const auto *session = BitTorrent::Session::instance();
1058
1059     m_ui->checkDHT->setChecked(session->isDHTEnabled());
1060     m_ui->checkPeX->setChecked(session->isPeXEnabled());
1061     m_ui->checkLSD->setChecked(session->isLSDEnabled());
1062     m_ui->comboEncryption->setCurrentIndex(session->encryption());
1063     m_ui->checkAnonymousMode->setChecked(session->isAnonymousModeEnabled());
1064
1065     m_ui->spinBoxMaxActiveCheckingTorrents->setValue(session->maxActiveCheckingTorrents());
1066
1067     m_ui->checkEnableQueueing->setChecked(session->isQueueingSystemEnabled());
1068     m_ui->spinMaxActiveDownloads->setValue(session->maxActiveDownloads());
1069     m_ui->spinMaxActiveUploads->setValue(session->maxActiveUploads());
1070     m_ui->spinMaxActiveTorrents->setValue(session->maxActiveTorrents());
1071
1072     m_ui->checkIgnoreSlowTorrentsForQueueing->setChecked(session->ignoreSlowTorrentsForQueueing());
1073     const QString slowTorrentsExplanation = u"<html><body><p>"
1074             + tr("A torrent will be considered slow if its download and upload rates stay below these values for \"Torrent inactivity timer\" seconds")
1075             + u"</p></body></html>";
1076     m_ui->labelDownloadRateForSlowTorrents->setToolTip(slowTorrentsExplanation);
1077     m_ui->labelUploadRateForSlowTorrents->setToolTip(slowTorrentsExplanation);
1078     m_ui->labelSlowTorrentInactivityTimer->setToolTip(slowTorrentsExplanation);
1079     m_ui->spinDownloadRateForSlowTorrents->setValue(session->downloadRateForSlowTorrents());
1080     m_ui->spinUploadRateForSlowTorrents->setValue(session->uploadRateForSlowTorrents());
1081     m_ui->spinSlowTorrentsInactivityTimer->setValue(session->slowTorrentsInactivityTimer());
1082
1083     if (session->globalMaxRatio() >= 0.)
1084     {
1085         // Enable
1086         m_ui->checkMaxRatio->setChecked(true);
1087         m_ui->spinMaxRatio->setEnabled(true);
1088         m_ui->comboRatioLimitAct->setEnabled(true);
1089         m_ui->spinMaxRatio->setValue(session->globalMaxRatio());
1090     }
1091     else
1092     {
1093         // Disable
1094         m_ui->checkMaxRatio->setChecked(false);
1095         m_ui->spinMaxRatio->setEnabled(false);
1096     }
1097     if (session->globalMaxSeedingMinutes() >= 0)
1098     {
1099         // Enable
1100         m_ui->checkMaxSeedingMinutes->setChecked(true);
1101         m_ui->spinMaxSeedingMinutes->setEnabled(true);
1102         m_ui->spinMaxSeedingMinutes->setValue(session->globalMaxSeedingMinutes());
1103     }
1104     else
1105     {
1106         // Disable
1107         m_ui->checkMaxSeedingMinutes->setChecked(false);
1108         m_ui->spinMaxSeedingMinutes->setEnabled(false);
1109     }
1110     if (session->globalMaxInactiveSeedingMinutes() >= 0)
1111     {
1112         // Enable
1113         m_ui->checkMaxInactiveSeedingMinutes->setChecked(true);
1114         m_ui->spinMaxInactiveSeedingMinutes->setEnabled(true);
1115         m_ui->spinMaxInactiveSeedingMinutes->setValue(session->globalMaxInactiveSeedingMinutes());
1116     }
1117     else
1118     {
1119         // Disable
1120         m_ui->checkMaxInactiveSeedingMinutes->setChecked(false);
1121         m_ui->spinMaxInactiveSeedingMinutes->setEnabled(false);
1122     }
1123     m_ui->comboRatioLimitAct->setEnabled((session->globalMaxSeedingMinutes() >= 0) || (session->globalMaxRatio() >= 0.) || (session->globalMaxInactiveSeedingMinutes() >= 0));
1124
1125     const QHash<BitTorrent::ShareLimitAction, int> actIndex =
1126     {
1127                                                                {BitTorrent::ShareLimitAction::Stop, 0},
1128         {BitTorrent::ShareLimitAction::Remove, 1},
1129         {BitTorrent::ShareLimitAction::RemoveWithContent, 2},
1130         {BitTorrent::ShareLimitAction::EnableSuperSeeding, 3}
1131     };
1132     m_ui->comboRatioLimitAct->setCurrentIndex(actIndex.value(session->shareLimitAction()));
1133
1134     m_ui->checkEnableAddTrackers->setChecked(session->isAddTrackersEnabled());
1135     m_ui->textTrackers->setPlainText(session->additionalTrackers());
1136
1137     connect(m_ui->checkDHT, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1138     connect(m_ui->checkPeX, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1139     connect(m_ui->checkLSD, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1140     connect(m_ui->comboEncryption, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
1141     connect(m_ui->checkAnonymousMode, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1142
1143     connect(m_ui->spinBoxMaxActiveCheckingTorrents, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1144
1145     connect(m_ui->checkEnableQueueing, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1146     connect(m_ui->spinMaxActiveDownloads, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1147     connect(m_ui->spinMaxActiveUploads, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1148     connect(m_ui->spinMaxActiveTorrents, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1149     connect(m_ui->checkIgnoreSlowTorrentsForQueueing, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1150     connect(m_ui->spinDownloadRateForSlowTorrents, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1151     connect(m_ui->spinUploadRateForSlowTorrents, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1152     connect(m_ui->spinSlowTorrentsInactivityTimer, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1153
1154     connect(m_ui->checkMaxRatio, &QAbstractButton::toggled, m_ui->spinMaxRatio, &QWidget::setEnabled);
1155     connect(m_ui->checkMaxRatio, &QAbstractButton::toggled, this, &ThisType::toggleComboRatioLimitAct);
1156     connect(m_ui->checkMaxRatio, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1157     connect(m_ui->spinMaxRatio, qOverload<double>(&QDoubleSpinBox::valueChanged),this, &ThisType::enableApplyButton);
1158     connect(m_ui->comboRatioLimitAct, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
1159     connect(m_ui->checkMaxSeedingMinutes, &QAbstractButton::toggled, m_ui->spinMaxSeedingMinutes, &QWidget::setEnabled);
1160     connect(m_ui->checkMaxSeedingMinutes, &QAbstractButton::toggled, this, &ThisType::toggleComboRatioLimitAct);
1161     connect(m_ui->checkMaxSeedingMinutes, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1162     connect(m_ui->spinMaxSeedingMinutes, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1163     connect(m_ui->checkMaxInactiveSeedingMinutes, &QAbstractButton::toggled, m_ui->spinMaxInactiveSeedingMinutes, &QWidget::setEnabled);
1164     connect(m_ui->checkMaxInactiveSeedingMinutes, &QAbstractButton::toggled, this, &ThisType::toggleComboRatioLimitAct);
1165     connect(m_ui->checkMaxInactiveSeedingMinutes, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1166     connect(m_ui->spinMaxInactiveSeedingMinutes, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1167
1168     connect(m_ui->checkEnableAddTrackers, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1169     connect(m_ui->textTrackers, &QPlainTextEdit::textChanged, this, &ThisType::enableApplyButton);
1170 }
1171
1172 void OptionsDialog::saveBittorrentTabOptions() const
1173 {
1174     auto *session = BitTorrent::Session::instance();
1175
1176     session->setDHTEnabled(isDHTEnabled());
1177     session->setPeXEnabled(m_ui->checkPeX->isChecked());
1178     session->setLSDEnabled(isLSDEnabled());
1179     session->setEncryption(getEncryptionSetting());
1180     session->setAnonymousModeEnabled(m_ui->checkAnonymousMode->isChecked());
1181
1182     session->setMaxActiveCheckingTorrents(m_ui->spinBoxMaxActiveCheckingTorrents->value());
1183     // Queueing system
1184     session->setQueueingSystemEnabled(isQueueingSystemEnabled());
1185     session->setMaxActiveDownloads(m_ui->spinMaxActiveDownloads->value());
1186     session->setMaxActiveUploads(m_ui->spinMaxActiveUploads->value());
1187     session->setMaxActiveTorrents(m_ui->spinMaxActiveTorrents->value());
1188     session->setIgnoreSlowTorrentsForQueueing(m_ui->checkIgnoreSlowTorrentsForQueueing->isChecked());
1189     session->setDownloadRateForSlowTorrents(m_ui->spinDownloadRateForSlowTorrents->value());
1190     session->setUploadRateForSlowTorrents(m_ui->spinUploadRateForSlowTorrents->value());
1191     session->setSlowTorrentsInactivityTimer(m_ui->spinSlowTorrentsInactivityTimer->value());
1192
1193     session->setGlobalMaxRatio(getMaxRatio());
1194     session->setGlobalMaxSeedingMinutes(getMaxSeedingMinutes());
1195     session->setGlobalMaxInactiveSeedingMinutes(getMaxInactiveSeedingMinutes());
1196     const QList<BitTorrent::ShareLimitAction> actIndex =
1197     {
1198         BitTorrent::ShareLimitAction::Stop,
1199         BitTorrent::ShareLimitAction::Remove,
1200         BitTorrent::ShareLimitAction::RemoveWithContent,
1201         BitTorrent::ShareLimitAction::EnableSuperSeeding
1202     };
1203     session->setShareLimitAction(actIndex.value(m_ui->comboRatioLimitAct->currentIndex()));
1204
1205     session->setAddTrackersEnabled(m_ui->checkEnableAddTrackers->isChecked());
1206     session->setAdditionalTrackers(m_ui->textTrackers->toPlainText());
1207 }
1208
1209 void OptionsDialog::loadRSSTabOptions()
1210 {
1211     const auto *rssSession = RSS::Session::instance();
1212     const auto *autoDownloader = RSS::AutoDownloader::instance();
1213
1214     m_ui->checkRSSEnable->setChecked(rssSession->isProcessingEnabled());
1215     m_ui->spinRSSRefreshInterval->setValue(rssSession->refreshInterval());
1216     m_ui->spinRSSFetchDelay->setValue(rssSession->fetchDelay().count());
1217     m_ui->spinRSSMaxArticlesPerFeed->setValue(rssSession->maxArticlesPerFeed());
1218     m_ui->checkRSSAutoDownloaderEnable->setChecked(autoDownloader->isProcessingEnabled());
1219     m_ui->textSmartEpisodeFilters->setPlainText(autoDownloader->smartEpisodeFilters().join(u'\n'));
1220     m_ui->checkSmartFilterDownloadRepacks->setChecked(autoDownloader->downloadRepacks());
1221
1222     connect(m_ui->checkRSSEnable, &QCheckBox::toggled, this, &OptionsDialog::enableApplyButton);
1223     connect(m_ui->checkRSSAutoDownloaderEnable, &QCheckBox::toggled, this, &OptionsDialog::enableApplyButton);
1224     connect(m_ui->btnEditRules, &QPushButton::clicked, this, [this]()
1225     {
1226         auto *downloader = new AutomatedRssDownloader(this);
1227         downloader->setAttribute(Qt::WA_DeleteOnClose);
1228         downloader->open();
1229     });
1230     connect(m_ui->textSmartEpisodeFilters, &QPlainTextEdit::textChanged, this, &OptionsDialog::enableApplyButton);
1231     connect(m_ui->checkSmartFilterDownloadRepacks, &QCheckBox::toggled, this, &OptionsDialog::enableApplyButton);
1232     connect(m_ui->spinRSSRefreshInterval, qSpinBoxValueChanged, this, &OptionsDialog::enableApplyButton);
1233     connect(m_ui->spinRSSFetchDelay, qSpinBoxValueChanged, this, &OptionsDialog::enableApplyButton);
1234     connect(m_ui->spinRSSMaxArticlesPerFeed, qSpinBoxValueChanged, this, &OptionsDialog::enableApplyButton);
1235 }
1236
1237 void OptionsDialog::saveRSSTabOptions() const
1238 {
1239     auto *rssSession = RSS::Session::instance();
1240     auto *autoDownloader = RSS::AutoDownloader::instance();
1241
1242     rssSession->setProcessingEnabled(m_ui->checkRSSEnable->isChecked());
1243     rssSession->setRefreshInterval(m_ui->spinRSSRefreshInterval->value());
1244     rssSession->setFetchDelay(std::chrono::seconds(m_ui->spinRSSFetchDelay->value()));
1245     rssSession->setMaxArticlesPerFeed(m_ui->spinRSSMaxArticlesPerFeed->value());
1246     autoDownloader->setProcessingEnabled(m_ui->checkRSSAutoDownloaderEnable->isChecked());
1247     autoDownloader->setSmartEpisodeFilters(m_ui->textSmartEpisodeFilters->toPlainText().split(u'\n', Qt::SkipEmptyParts));
1248     autoDownloader->setDownloadRepacks(m_ui->checkSmartFilterDownloadRepacks->isChecked());
1249 }
1250
1251 #ifndef DISABLE_WEBUI
1252 void OptionsDialog::loadWebUITabOptions()
1253 {
1254     const auto *pref = Preferences::instance();
1255
1256     m_ui->textWebUIHttpsCert->setMode(FileSystemPathEdit::Mode::FileOpen);
1257     m_ui->textWebUIHttpsCert->setFileNameFilter(tr("Certificate") + u" (*.cer *.crt *.pem)");
1258     m_ui->textWebUIHttpsCert->setDialogCaption(tr("Select certificate"));
1259     m_ui->textWebUIHttpsKey->setMode(FileSystemPathEdit::Mode::FileOpen);
1260     m_ui->textWebUIHttpsKey->setFileNameFilter(tr("Private key") + u" (*.key *.pem)");
1261     m_ui->textWebUIHttpsKey->setDialogCaption(tr("Select private key"));
1262     m_ui->textWebUIRootFolder->setMode(FileSystemPathEdit::Mode::DirectoryOpen);
1263     m_ui->textWebUIRootFolder->setDialogCaption(tr("Choose Alternative UI files location"));
1264
1265     if (app()->webUI()->isErrored())
1266         m_ui->labelWebUIError->setText(tr("WebUI configuration failed. Reason: %1").arg(app()->webUI()->errorMessage()));
1267     else
1268         m_ui->labelWebUIError->hide();
1269
1270     m_ui->checkWebUI->setChecked(pref->isWebUIEnabled());
1271     m_ui->textWebUIAddress->setText(pref->getWebUIAddress());
1272     m_ui->spinWebUIPort->setValue(pref->getWebUIPort());
1273     m_ui->checkWebUIUPnP->setChecked(pref->useUPnPForWebUIPort());
1274     m_ui->checkWebUIHttps->setChecked(pref->isWebUIHttpsEnabled());
1275     webUIHttpsCertChanged(pref->getWebUIHttpsCertificatePath());
1276     webUIHttpsKeyChanged(pref->getWebUIHttpsKeyPath());
1277     m_ui->textWebUIUsername->setText(pref->getWebUIUsername());
1278     m_ui->checkBypassLocalAuth->setChecked(!pref->isWebUILocalAuthEnabled());
1279     m_ui->checkBypassAuthSubnetWhitelist->setChecked(pref->isWebUIAuthSubnetWhitelistEnabled());
1280     m_ui->IPSubnetWhitelistButton->setEnabled(m_ui->checkBypassAuthSubnetWhitelist->isChecked());
1281     m_ui->spinBanCounter->setValue(pref->getWebUIMaxAuthFailCount());
1282     m_ui->spinBanDuration->setValue(pref->getWebUIBanDuration().count());
1283     m_ui->spinSessionTimeout->setValue(pref->getWebUISessionTimeout());
1284     // Alternative UI
1285     m_ui->groupAltWebUI->setChecked(pref->isAltWebUIEnabled());
1286     m_ui->textWebUIRootFolder->setSelectedPath(pref->getWebUIRootFolder());
1287     // Security
1288     m_ui->checkClickjacking->setChecked(pref->isWebUIClickjackingProtectionEnabled());
1289     m_ui->checkCSRFProtection->setChecked(pref->isWebUICSRFProtectionEnabled());
1290     m_ui->checkSecureCookie->setChecked(pref->isWebUISecureCookieEnabled());
1291     m_ui->groupHostHeaderValidation->setChecked(pref->isWebUIHostHeaderValidationEnabled());
1292     m_ui->textServerDomains->setText(pref->getServerDomains());
1293     // Custom HTTP headers
1294     m_ui->groupWebUIAddCustomHTTPHeaders->setChecked(pref->isWebUICustomHTTPHeadersEnabled());
1295     m_ui->textWebUICustomHTTPHeaders->setPlainText(pref->getWebUICustomHTTPHeaders());
1296     // Reverse proxy
1297     m_ui->groupEnableReverseProxySupport->setChecked(pref->isWebUIReverseProxySupportEnabled());
1298     m_ui->textTrustedReverseProxiesList->setText(pref->getWebUITrustedReverseProxiesList());
1299     // DynDNS
1300     m_ui->checkDynDNS->setChecked(pref->isDynDNSEnabled());
1301     m_ui->comboDNSService->setCurrentIndex(static_cast<int>(pref->getDynDNSService()));
1302     m_ui->domainNameTxt->setText(pref->getDynDomainName());
1303     m_ui->DNSUsernameTxt->setText(pref->getDynDNSUsername());
1304     m_ui->DNSPasswordTxt->setText(pref->getDynDNSPassword());
1305
1306     connect(m_ui->checkWebUI, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1307     connect(m_ui->textWebUIAddress, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1308     connect(m_ui->spinWebUIPort, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1309     connect(m_ui->checkWebUIUPnP, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1310     connect(m_ui->checkWebUIHttps, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1311     connect(m_ui->textWebUIHttpsCert, &FileSystemPathLineEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
1312     connect(m_ui->textWebUIHttpsCert, &FileSystemPathLineEdit::selectedPathChanged, this, &OptionsDialog::webUIHttpsCertChanged);
1313     connect(m_ui->textWebUIHttpsKey, &FileSystemPathLineEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
1314     connect(m_ui->textWebUIHttpsKey, &FileSystemPathLineEdit::selectedPathChanged, this, &OptionsDialog::webUIHttpsKeyChanged);
1315
1316     connect(m_ui->textWebUIUsername, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1317     connect(m_ui->textWebUIPassword, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1318
1319     connect(m_ui->checkBypassLocalAuth, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1320     connect(m_ui->checkBypassAuthSubnetWhitelist, &QAbstractButton::toggled, this, &ThisType::enableApplyButton);
1321     connect(m_ui->checkBypassAuthSubnetWhitelist, &QAbstractButton::toggled, m_ui->IPSubnetWhitelistButton, &QWidget::setEnabled);
1322     connect(m_ui->spinBanCounter, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1323     connect(m_ui->spinBanDuration, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1324     connect(m_ui->spinSessionTimeout, qSpinBoxValueChanged, this, &ThisType::enableApplyButton);
1325
1326     connect(m_ui->groupAltWebUI, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1327     connect(m_ui->textWebUIRootFolder, &FileSystemPathLineEdit::selectedPathChanged, this, &ThisType::enableApplyButton);
1328
1329     connect(m_ui->checkClickjacking, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
1330     connect(m_ui->checkCSRFProtection, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
1331     connect(m_ui->checkSecureCookie, &QCheckBox::toggled, this, &ThisType::enableApplyButton);
1332     connect(m_ui->groupHostHeaderValidation, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1333     connect(m_ui->textServerDomains, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1334
1335     connect(m_ui->groupWebUIAddCustomHTTPHeaders, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1336     connect(m_ui->textWebUICustomHTTPHeaders, &QPlainTextEdit::textChanged, this, &OptionsDialog::enableApplyButton);
1337
1338     connect(m_ui->groupEnableReverseProxySupport, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1339     connect(m_ui->textTrustedReverseProxiesList, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1340
1341     connect(m_ui->checkDynDNS, &QGroupBox::toggled, this, &ThisType::enableApplyButton);
1342     connect(m_ui->comboDNSService, qComboBoxCurrentIndexChanged, this, &ThisType::enableApplyButton);
1343     connect(m_ui->domainNameTxt, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1344     connect(m_ui->DNSUsernameTxt, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1345     connect(m_ui->DNSPasswordTxt, &QLineEdit::textChanged, this, &ThisType::enableApplyButton);
1346 }
1347
1348 void OptionsDialog::saveWebUITabOptions() const
1349 {
1350     auto *pref = Preferences::instance();
1351
1352     const bool webUIEnabled = isWebUIEnabled();
1353
1354     pref->setWebUIEnabled(webUIEnabled);
1355     pref->setWebUIAddress(m_ui->textWebUIAddress->text());
1356     pref->setWebUIPort(m_ui->spinWebUIPort->value());
1357     pref->setUPnPForWebUIPort(m_ui->checkWebUIUPnP->isChecked());
1358     pref->setWebUIHttpsEnabled(m_ui->checkWebUIHttps->isChecked());
1359     pref->setWebUIHttpsCertificatePath(m_ui->textWebUIHttpsCert->selectedPath());
1360     pref->setWebUIHttpsKeyPath(m_ui->textWebUIHttpsKey->selectedPath());
1361     pref->setWebUIMaxAuthFailCount(m_ui->spinBanCounter->value());
1362     pref->setWebUIBanDuration(std::chrono::seconds {m_ui->spinBanDuration->value()});
1363     pref->setWebUISessionTimeout(m_ui->spinSessionTimeout->value());
1364     // Authentication
1365     if (const QString username = webUIUsername(); isValidWebUIUsername(username))
1366         pref->setWebUIUsername(username);
1367     if (const QString password = webUIPassword(); isValidWebUIPassword(password))
1368         pref->setWebUIPassword(Utils::Password::PBKDF2::generate(password));
1369     pref->setWebUILocalAuthEnabled(!m_ui->checkBypassLocalAuth->isChecked());
1370     pref->setWebUIAuthSubnetWhitelistEnabled(m_ui->checkBypassAuthSubnetWhitelist->isChecked());
1371     // Alternative UI
1372     pref->setAltWebUIEnabled(m_ui->groupAltWebUI->isChecked());
1373     pref->setWebUIRootFolder(m_ui->textWebUIRootFolder->selectedPath());
1374     // Security
1375     pref->setWebUIClickjackingProtectionEnabled(m_ui->checkClickjacking->isChecked());
1376     pref->setWebUICSRFProtectionEnabled(m_ui->checkCSRFProtection->isChecked());
1377     pref->setWebUISecureCookieEnabled(m_ui->checkSecureCookie->isChecked());
1378     pref->setWebUIHostHeaderValidationEnabled(m_ui->groupHostHeaderValidation->isChecked());
1379     pref->setServerDomains(m_ui->textServerDomains->text());
1380     // Custom HTTP headers
1381     pref->setWebUICustomHTTPHeadersEnabled(m_ui->groupWebUIAddCustomHTTPHeaders->isChecked());
1382     pref->setWebUICustomHTTPHeaders(m_ui->textWebUICustomHTTPHeaders->toPlainText());
1383     // Reverse proxy
1384     pref->setWebUIReverseProxySupportEnabled(m_ui->groupEnableReverseProxySupport->isChecked());
1385     pref->setWebUITrustedReverseProxiesList(m_ui->textTrustedReverseProxiesList->text());
1386     // DynDNS
1387     pref->setDynDNSEnabled(m_ui->checkDynDNS->isChecked());
1388     pref->setDynDNSService(static_cast<DNS::Service>(m_ui->comboDNSService->currentIndex()));
1389     pref->setDynDomainName(m_ui->domainNameTxt->text());
1390     pref->setDynDNSUsername(m_ui->DNSUsernameTxt->text());
1391     pref->setDynDNSPassword(m_ui->DNSPasswordTxt->text());
1392 }
1393 #endif // DISABLE_WEBUI
1394
1395 void OptionsDialog::initializeLanguageCombo()
1396 {
1397     // List language files
1398     const QStringList langFiles = QDir(u":/lang"_s).entryList({u"qbittorrent_*.qm"_s}, QDir::Files, QDir::Name);
1399     for (const QString &langFile : langFiles)
1400     {
1401         const QString langCode = QStringView(langFile).sliced(12).chopped(3).toString(); // remove "qbittorrent_" and ".qm"
1402         m_ui->comboLanguage->addItem(Utils::Misc::languageToLocalizedString(langCode), langCode);
1403     }
1404 }
1405
1406 void OptionsDialog::changePage(QListWidgetItem *current, QListWidgetItem *previous)
1407 {
1408     if (!current)
1409         current = previous;
1410     m_ui->tabOption->setCurrentIndex(m_ui->tabSelection->row(current));
1411 }
1412
1413 void OptionsDialog::loadSplitterState()
1414 {
1415     // width has been modified, use height as width reference instead
1416     const int width = m_ui->tabSelection->item(TAB_UI)->sizeHint().height() * 2;
1417     const QStringList defaultSizes = {QString::number(width), QString::number(m_ui->hsplitter->width() - width)};
1418
1419     QList<int> splitterSizes;
1420     for (const QString &string : asConst(m_storeHSplitterSize.get(defaultSizes)))
1421         splitterSizes.append(string.toInt());
1422
1423     m_ui->hsplitter->setSizes(splitterSizes);
1424 }
1425
1426 void OptionsDialog::showEvent(QShowEvent *e)
1427 {
1428     QDialog::showEvent(e);
1429
1430     loadSplitterState();
1431 }
1432
1433 void OptionsDialog::saveOptions() const
1434 {
1435     auto *pref = Preferences::instance();
1436
1437     saveBehaviorTabOptions();
1438     saveDownloadsTabOptions();
1439     saveConnectionTabOptions();
1440     saveSpeedTabOptions();
1441     saveBittorrentTabOptions();
1442     saveRSSTabOptions();
1443 #ifndef DISABLE_WEBUI
1444     saveWebUITabOptions();
1445 #endif
1446     m_advancedSettings->saveAdvancedSettings();
1447
1448     // Assume that user changed multiple settings
1449     // so it's best to save immediately
1450     pref->apply();
1451 }
1452
1453 bool OptionsDialog::isIPFilteringEnabled() const
1454 {
1455     return m_ui->checkIPFilter->isChecked();
1456 }
1457
1458 Net::ProxyType OptionsDialog::getProxyType() const
1459 {
1460     return m_ui->comboProxyType->currentData().value<Net::ProxyType>();
1461 }
1462
1463 int OptionsDialog::getPort() const
1464 {
1465     return m_ui->spinPort->value();
1466 }
1467
1468 void OptionsDialog::on_randomButton_clicked()
1469 {
1470     // Range [1024: 65535]
1471     m_ui->spinPort->setValue(Utils::Random::rand(1024, 65535));
1472 }
1473
1474 int OptionsDialog::getEncryptionSetting() const
1475 {
1476     return m_ui->comboEncryption->currentIndex();
1477 }
1478
1479 int OptionsDialog::getMaxActiveDownloads() const
1480 {
1481     return m_ui->spinMaxActiveDownloads->value();
1482 }
1483
1484 int OptionsDialog::getMaxActiveUploads() const
1485 {
1486     return m_ui->spinMaxActiveUploads->value();
1487 }
1488
1489 int OptionsDialog::getMaxActiveTorrents() const
1490 {
1491     return m_ui->spinMaxActiveTorrents->value();
1492 }
1493
1494 bool OptionsDialog::isQueueingSystemEnabled() const
1495 {
1496     return m_ui->checkEnableQueueing->isChecked();
1497 }
1498
1499 bool OptionsDialog::isDHTEnabled() const
1500 {
1501     return m_ui->checkDHT->isChecked();
1502 }
1503
1504 bool OptionsDialog::isLSDEnabled() const
1505 {
1506     return m_ui->checkLSD->isChecked();
1507 }
1508
1509 bool OptionsDialog::isUPnPEnabled() const
1510 {
1511     return m_ui->checkUPnP->isChecked();
1512 }
1513
1514 // Return Share ratio
1515 qreal OptionsDialog::getMaxRatio() const
1516 {
1517     if (m_ui->checkMaxRatio->isChecked())
1518         return m_ui->spinMaxRatio->value();
1519     return -1;
1520 }
1521
1522 // Return Seeding Minutes
1523 int OptionsDialog::getMaxSeedingMinutes() const
1524 {
1525     if (m_ui->checkMaxSeedingMinutes->isChecked())
1526         return m_ui->spinMaxSeedingMinutes->value();
1527     return -1;
1528 }
1529
1530 // Return Inactive Seeding Minutes
1531 int OptionsDialog::getMaxInactiveSeedingMinutes() const
1532 {
1533     return m_ui->checkMaxInactiveSeedingMinutes->isChecked()
1534         ? m_ui->spinMaxInactiveSeedingMinutes->value()
1535         : -1;
1536 }
1537
1538 // Return max connections number
1539 int OptionsDialog::getMaxConnections() const
1540 {
1541     if (!m_ui->checkMaxConnections->isChecked())
1542         return -1;
1543
1544     return m_ui->spinMaxConnec->value();
1545 }
1546
1547 int OptionsDialog::getMaxConnectionsPerTorrent() const
1548 {
1549     if (!m_ui->checkMaxConnectionsPerTorrent->isChecked())
1550         return -1;
1551
1552     return m_ui->spinMaxConnecPerTorrent->value();
1553 }
1554
1555 int OptionsDialog::getMaxUploads() const
1556 {
1557     if (!m_ui->checkMaxUploads->isChecked())
1558         return -1;
1559
1560     return m_ui->spinMaxUploads->value();
1561 }
1562
1563 int OptionsDialog::getMaxUploadsPerTorrent() const
1564 {
1565     if (!m_ui->checkMaxUploadsPerTorrent->isChecked())
1566         return -1;
1567
1568     return m_ui->spinMaxUploadsPerTorrent->value();
1569 }
1570
1571 void OptionsDialog::on_buttonBox_accepted()
1572 {
1573     if (m_applyButton->isEnabled())
1574     {
1575         if (!applySettings())
1576             return;
1577
1578         m_applyButton->setEnabled(false);
1579     }
1580
1581     accept();
1582 }
1583
1584 bool OptionsDialog::applySettings()
1585 {
1586     if (!schedTimesOk())
1587     {
1588         m_ui->tabSelection->setCurrentRow(TAB_SPEED);
1589         return false;
1590     }
1591 #ifndef DISABLE_WEBUI
1592     if (isWebUIEnabled() && !webUIAuthenticationOk())
1593     {
1594         m_ui->tabSelection->setCurrentRow(TAB_WEBUI);
1595         return false;
1596     }
1597     if (!isAlternativeWebUIPathValid())
1598     {
1599         m_ui->tabSelection->setCurrentRow(TAB_WEBUI);
1600         return false;
1601     }
1602 #endif
1603
1604     saveOptions();
1605     return true;
1606 }
1607
1608 void OptionsDialog::on_buttonBox_rejected()
1609 {
1610     reject();
1611 }
1612
1613 bool OptionsDialog::useAdditionDialog() const
1614 {
1615     return m_ui->checkAdditionDialog->isChecked();
1616 }
1617
1618 void OptionsDialog::enableApplyButton()
1619 {
1620     m_applyButton->setEnabled(true);
1621 }
1622
1623 void OptionsDialog::toggleComboRatioLimitAct()
1624 {
1625     // Verify if the share action button must be enabled
1626     m_ui->comboRatioLimitAct->setEnabled(m_ui->checkMaxRatio->isChecked() || m_ui->checkMaxSeedingMinutes->isChecked() || m_ui->checkMaxInactiveSeedingMinutes->isChecked());
1627 }
1628
1629 void OptionsDialog::adjustProxyOptions()
1630 {
1631     const auto currentProxyType = m_ui->comboProxyType->currentData().value<Net::ProxyType>();
1632     const bool isAuthSupported = ((currentProxyType == Net::ProxyType::SOCKS5)
1633             || (currentProxyType == Net::ProxyType::HTTP));
1634
1635     m_ui->checkProxyAuth->setEnabled(isAuthSupported);
1636
1637     if (currentProxyType == Net::ProxyType::None)
1638     {
1639         m_ui->labelProxyTypeIncompatible->setVisible(false);
1640
1641         m_ui->lblProxyIP->setEnabled(false);
1642         m_ui->textProxyIP->setEnabled(false);
1643         m_ui->lblProxyPort->setEnabled(false);
1644         m_ui->spinProxyPort->setEnabled(false);
1645
1646         m_ui->checkProxyHostnameLookup->setEnabled(false);
1647         m_ui->checkProxyRSS->setEnabled(false);
1648         m_ui->checkProxyMisc->setEnabled(false);
1649         m_ui->checkProxyBitTorrent->setEnabled(false);
1650         m_ui->checkProxyPeerConnections->setEnabled(false);
1651     }
1652     else
1653     {
1654         m_ui->lblProxyIP->setEnabled(true);
1655         m_ui->textProxyIP->setEnabled(true);
1656         m_ui->lblProxyPort->setEnabled(true);
1657         m_ui->spinProxyPort->setEnabled(true);
1658
1659         m_ui->checkProxyBitTorrent->setEnabled(true);
1660         m_ui->checkProxyPeerConnections->setEnabled(true);
1661
1662         if (currentProxyType == Net::ProxyType::SOCKS4)
1663         {
1664             m_ui->labelProxyTypeIncompatible->setVisible(true);
1665
1666             m_ui->checkProxyHostnameLookup->setEnabled(false);
1667             m_ui->checkProxyRSS->setEnabled(false);
1668             m_ui->checkProxyMisc->setEnabled(false);
1669         }
1670         else
1671         {
1672             // SOCKS5 or HTTP
1673             m_ui->labelProxyTypeIncompatible->setVisible(false);
1674
1675             m_ui->checkProxyHostnameLookup->setEnabled(true);
1676             m_ui->checkProxyRSS->setEnabled(true);
1677             m_ui->checkProxyMisc->setEnabled(true);
1678         }
1679     }
1680 }
1681
1682 bool OptionsDialog::isSplashScreenDisabled() const
1683 {
1684     return !m_ui->checkShowSplash->isChecked();
1685 }
1686
1687 void OptionsDialog::initializeStyleCombo()
1688 {
1689 #ifdef Q_OS_WIN
1690     const QString prefStyleName = Preferences::instance()->getStyle();
1691     const QString selectedStyleName = prefStyleName.isEmpty() ? QApplication::style()->name() : prefStyleName;
1692     QStringList styleNames = QStyleFactory::keys();
1693     for (qsizetype i = 1, stylesCount = styleNames.size(); i < stylesCount; ++i)
1694     {
1695         if (selectedStyleName.compare(styleNames.at(i), Qt::CaseInsensitive) == 0)
1696         {
1697             styleNames.swapItemsAt(0, i);
1698             break;
1699         }
1700     }
1701     m_ui->comboStyle->addItems(styleNames);
1702 #else
1703     m_ui->labelStyle->hide();
1704     m_ui->comboStyle->hide();
1705     m_ui->UISettingsBoxLayout->removeWidget(m_ui->labelStyle);
1706     m_ui->UISettingsBoxLayout->removeWidget(m_ui->comboStyle);
1707     m_ui->UISettingsBoxLayout->removeItem(m_ui->spacerStyle);
1708 #endif
1709 }
1710
1711 #ifdef Q_OS_WIN
1712 bool OptionsDialog::WinStartup() const
1713 {
1714     return m_ui->checkStartup->isChecked();
1715 }
1716 #endif
1717
1718 bool OptionsDialog::preAllocateAllFiles() const
1719 {
1720     return m_ui->checkPreallocateAll->isChecked();
1721 }
1722
1723 bool OptionsDialog::addTorrentsStopped() const
1724 {
1725     return m_ui->checkAddStopped->isChecked();
1726 }
1727
1728 // Proxy settings
1729 bool OptionsDialog::isProxyEnabled() const
1730 {
1731     return m_ui->comboProxyType->currentIndex();
1732 }
1733
1734 QString OptionsDialog::getProxyIp() const
1735 {
1736     return m_ui->textProxyIP->text().trimmed();
1737 }
1738
1739 unsigned short OptionsDialog::getProxyPort() const
1740 {
1741     return m_ui->spinProxyPort->value();
1742 }
1743
1744 QString OptionsDialog::getProxyUsername() const
1745 {
1746     QString username = m_ui->textProxyUsername->text().trimmed();
1747     return username;
1748 }
1749
1750 QString OptionsDialog::getProxyPassword() const
1751 {
1752     QString password = m_ui->textProxyPassword->text();
1753     password = password.trimmed();
1754     return password;
1755 }
1756
1757 // Locale Settings
1758 QString OptionsDialog::getLocale() const
1759 {
1760     return m_ui->comboLanguage->itemData(m_ui->comboLanguage->currentIndex(), Qt::UserRole).toString();
1761 }
1762
1763 void OptionsDialog::setLocale(const QString &localeStr)
1764 {
1765     QString name;
1766     if (localeStr.startsWith(u"eo", Qt::CaseInsensitive))
1767     {
1768         name = u"eo"_s;
1769     }
1770     else if (localeStr.startsWith(u"ltg", Qt::CaseInsensitive))
1771     {
1772         name = u"ltg"_s;
1773     }
1774     else
1775     {
1776         QLocale locale(localeStr);
1777         if (locale.language() == QLocale::Uzbek)
1778             name = u"uz@Latn"_s;
1779         else if (locale.language() == QLocale::Azerbaijani)
1780             name = u"az@latin"_s;
1781         else
1782             name = locale.name();
1783     }
1784     // Attempt to find exact match
1785     int index = m_ui->comboLanguage->findData(name, Qt::UserRole);
1786     if (index < 0)
1787     {
1788         //Attempt to find a language match without a country
1789         int pos = name.indexOf(u'_');
1790         if (pos > -1)
1791         {
1792             QString lang = name.left(pos);
1793             index = m_ui->comboLanguage->findData(lang, Qt::UserRole);
1794         }
1795     }
1796     if (index < 0)
1797     {
1798         // Unrecognized, use US English
1799         index = m_ui->comboLanguage->findData(u"en"_s, Qt::UserRole);
1800         Q_ASSERT(index >= 0);
1801     }
1802     m_ui->comboLanguage->setCurrentIndex(index);
1803 }
1804
1805 Path OptionsDialog::getTorrentExportDir() const
1806 {
1807     if (m_ui->checkExportDir->isChecked())
1808         return m_ui->textExportDir->selectedPath();
1809     return {};
1810 }
1811
1812 Path OptionsDialog::getFinishedTorrentExportDir() const
1813 {
1814     if (m_ui->checkExportDirFin->isChecked())
1815         return m_ui->textExportDirFin->selectedPath();
1816     return {};
1817 }
1818
1819 void OptionsDialog::on_addWatchedFolderButton_clicked()
1820 {
1821     Preferences *const pref = Preferences::instance();
1822     const Path dir {QFileDialog::getExistingDirectory(
1823                 this, tr("Select folder to monitor"), pref->getScanDirsLastPath().parentPath().toString())};
1824     if (dir.isEmpty())
1825         return;
1826
1827     auto *dialog = new WatchedFolderOptionsDialog({}, this);
1828     dialog->setAttribute(Qt::WA_DeleteOnClose);
1829     connect(dialog, &QDialog::accepted, this, [this, dialog, dir, pref]()
1830     {
1831         try
1832         {
1833             auto *watchedFoldersModel = static_cast<WatchedFoldersModel *>(m_ui->scanFoldersView->model());
1834             watchedFoldersModel->addFolder(dir, dialog->watchedFolderOptions());
1835
1836             pref->setScanDirsLastPath(dir);
1837
1838             for (int i = 0; i < watchedFoldersModel->columnCount(); ++i)
1839                 m_ui->scanFoldersView->resizeColumnToContents(i);
1840
1841             enableApplyButton();
1842         }
1843         catch (const RuntimeError &err)
1844         {
1845             QMessageBox::critical(this, tr("Adding entry failed"), err.message());
1846         }
1847     });
1848
1849     dialog->open();
1850 }
1851
1852 void OptionsDialog::on_editWatchedFolderButton_clicked()
1853 {
1854     const QModelIndex selected
1855         = m_ui->scanFoldersView->selectionModel()->selectedIndexes().at(0);
1856
1857     editWatchedFolderOptions(selected);
1858 }
1859
1860 void OptionsDialog::on_removeWatchedFolderButton_clicked()
1861 {
1862     const QModelIndexList selected
1863         = m_ui->scanFoldersView->selectionModel()->selectedIndexes();
1864
1865     for (const QModelIndex &index : selected)
1866         m_ui->scanFoldersView->model()->removeRow(index.row());
1867 }
1868
1869 void OptionsDialog::handleWatchedFolderViewSelectionChanged()
1870 {
1871     const QModelIndexList selectedIndexes = m_ui->scanFoldersView->selectionModel()->selectedIndexes();
1872     m_ui->removeWatchedFolderButton->setEnabled(!selectedIndexes.isEmpty());
1873     m_ui->editWatchedFolderButton->setEnabled(selectedIndexes.count() == 1);
1874 }
1875
1876 void OptionsDialog::editWatchedFolderOptions(const QModelIndex &index)
1877 {
1878     if (!index.isValid())
1879         return;
1880
1881     auto *watchedFoldersModel = static_cast<WatchedFoldersModel *>(m_ui->scanFoldersView->model());
1882     auto *dialog = new WatchedFolderOptionsDialog(watchedFoldersModel->folderOptions(index.row()), this);
1883     dialog->setAttribute(Qt::WA_DeleteOnClose);
1884     connect(dialog, &QDialog::accepted, this, [this, dialog, index, watchedFoldersModel]()
1885     {
1886         if (index.isValid())
1887         {
1888             // The index could be invalidated while the dialog was displayed,
1889             // for example, if you deleted the folder using the Web API.
1890             watchedFoldersModel->setFolderOptions(index.row(), dialog->watchedFolderOptions());
1891             enableApplyButton();
1892         }
1893     });
1894
1895     dialog->open();
1896 }
1897
1898 // Return Filter object to apply to BT session
1899 Path OptionsDialog::getFilter() const
1900 {
1901     return m_ui->textFilterPath->selectedPath();
1902 }
1903
1904 #ifndef DISABLE_WEBUI
1905 void OptionsDialog::webUIHttpsCertChanged(const Path &path)
1906 {
1907     const auto readResult = Utils::IO::readFile(path, Utils::Net::MAX_SSL_FILE_SIZE);
1908     const bool isCertValid = !Utils::SSLKey::load(readResult.value_or(QByteArray())).isNull();
1909
1910     m_ui->textWebUIHttpsCert->setSelectedPath(path);
1911     m_ui->lblSslCertStatus->setPixmap(UIThemeManager::instance()->getScaledPixmap(
1912         (isCertValid ? u"security-high"_s : u"security-low"_s), 24));
1913 }
1914
1915 void OptionsDialog::webUIHttpsKeyChanged(const Path &path)
1916 {
1917     const auto readResult = Utils::IO::readFile(path, Utils::Net::MAX_SSL_FILE_SIZE);
1918     const bool isKeyValid = !Utils::SSLKey::load(readResult.value_or(QByteArray())).isNull();
1919
1920     m_ui->textWebUIHttpsKey->setSelectedPath(path);
1921     m_ui->lblSslKeyStatus->setPixmap(UIThemeManager::instance()->getScaledPixmap(
1922         (isKeyValid ? u"security-high"_s : u"security-low"_s), 24));
1923 }
1924
1925 bool OptionsDialog::isWebUIEnabled() const
1926 {
1927     return m_ui->checkWebUI->isChecked();
1928 }
1929
1930 QString OptionsDialog::webUIUsername() const
1931 {
1932     return m_ui->textWebUIUsername->text();
1933 }
1934
1935 QString OptionsDialog::webUIPassword() const
1936 {
1937     return m_ui->textWebUIPassword->text();
1938 }
1939
1940 bool OptionsDialog::webUIAuthenticationOk()
1941 {
1942     if (!isValidWebUIUsername(webUIUsername()))
1943     {
1944         QMessageBox::warning(this, tr("Length Error"), tr("The WebUI username must be at least 3 characters long."));
1945         return false;
1946     }
1947
1948     const bool dontChangePassword = webUIPassword().isEmpty() && !Preferences::instance()->getWebUIPassword().isEmpty();
1949     if (!isValidWebUIPassword(webUIPassword()) && !dontChangePassword)
1950     {
1951         QMessageBox::warning(this, tr("Length Error"), tr("The WebUI password must be at least 6 characters long."));
1952         return false;
1953     }
1954     return true;
1955 }
1956
1957 bool OptionsDialog::isAlternativeWebUIPathValid()
1958 {
1959     if (m_ui->groupAltWebUI->isChecked() && m_ui->textWebUIRootFolder->selectedPath().isEmpty())
1960     {
1961         QMessageBox::warning(this, tr("Location Error"), tr("The alternative WebUI files location cannot be blank."));
1962         return false;
1963     }
1964     return true;
1965 }
1966 #endif
1967
1968 void OptionsDialog::showConnectionTab()
1969 {
1970     m_ui->tabSelection->setCurrentRow(TAB_CONNECTION);
1971 }
1972
1973 #ifndef DISABLE_WEBUI
1974 void OptionsDialog::on_registerDNSBtn_clicked()
1975 {
1976     const auto service = static_cast<DNS::Service>(m_ui->comboDNSService->currentIndex());
1977     QDesktopServices::openUrl(Net::DNSUpdater::getRegistrationUrl(service));
1978 }
1979 #endif
1980
1981 void OptionsDialog::on_IpFilterRefreshBtn_clicked()
1982 {
1983     if (m_refreshingIpFilter) return;
1984     m_refreshingIpFilter = true;
1985     // Updating program preferences
1986     BitTorrent::Session *const session = BitTorrent::Session::instance();
1987     session->setIPFilteringEnabled(true);
1988     session->setIPFilterFile({}); // forcing Session reload filter file
1989     session->setIPFilterFile(getFilter());
1990     connect(session, &BitTorrent::Session::IPFilterParsed, this, &OptionsDialog::handleIPFilterParsed);
1991     setCursor(QCursor(Qt::WaitCursor));
1992 }
1993
1994 void OptionsDialog::handleIPFilterParsed(bool error, int ruleCount)
1995 {
1996     setCursor(QCursor(Qt::ArrowCursor));
1997     if (error)
1998         QMessageBox::warning(this, tr("Parsing error"), tr("Failed to parse the provided IP filter"));
1999     else
2000         QMessageBox::information(this, tr("Successfully refreshed"), tr("Successfully parsed the provided IP filter: %1 rules were applied.", "%1 is a number").arg(ruleCount));
2001     m_refreshingIpFilter = false;
2002     disconnect(BitTorrent::Session::instance(), &BitTorrent::Session::IPFilterParsed, this, &OptionsDialog::handleIPFilterParsed);
2003 }
2004
2005 bool OptionsDialog::schedTimesOk()
2006 {
2007     if (m_ui->timeEditScheduleFrom->time() == m_ui->timeEditScheduleTo->time())
2008     {
2009         QMessageBox::warning(this, tr("Time Error"), tr("The start time and the end time can't be the same."));
2010         return false;
2011     }
2012     return true;
2013 }
2014
2015 void OptionsDialog::on_banListButton_clicked()
2016 {
2017     auto *dialog = new BanListOptionsDialog(this);
2018     dialog->setAttribute(Qt::WA_DeleteOnClose);
2019     connect(dialog, &QDialog::accepted, this, &OptionsDialog::enableApplyButton);
2020     dialog->open();
2021 }
2022
2023 void OptionsDialog::on_IPSubnetWhitelistButton_clicked()
2024 {
2025     auto *dialog = new IPSubnetWhitelistOptionsDialog(this);
2026     dialog->setAttribute(Qt::WA_DeleteOnClose);
2027     connect(dialog, &QDialog::accepted, this, &OptionsDialog::enableApplyButton);
2028     dialog->open();
2029 }