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application.cpp
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application.cpp
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/*
* Bittorrent Client using Qt and libtorrent.
* Copyright (C) 2015 Vladimir Golovnev <glassez@yandex.ru>
* Copyright (C) 2006 Christophe Dumez
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* In addition, as a special exception, the copyright holders give permission to
* link this program with the OpenSSL project's "OpenSSL" library (or with
* modified versions of it that use the same license as the "OpenSSL" library),
* and distribute the linked executables. You must obey the GNU General Public
* License in all respects for all of the code used other than "OpenSSL". If you
* modify file(s), you may extend this exception to your version of the file(s),
* but you are not obligated to do so. If you do not wish to do so, delete this
* exception statement from your version.
*/
#include "application.h"
#include <QtGlobal>
#include <algorithm>
#ifdef DISABLE_GUI
#include <cstdio>
#endif
#ifdef Q_OS_WIN
#include <memory>
#include <Windows.h>
#include <Shellapi.h>
#endif
#include <QAtomicInt>
#include <QDebug>
#include <QDir>
#include <QLibraryInfo>
#include <QProcess>
#ifndef DISABLE_GUI
#include <QMessageBox>
#include <QPixmapCache>
#ifdef Q_OS_WIN
#include <QSessionManager>
#include <QSharedMemory>
#endif // Q_OS_WIN
#ifdef Q_OS_MACOS
#include <QFileOpenEvent>
#endif // Q_OS_MACOS
#endif
#include "base/bittorrent/session.h"
#include "base/bittorrent/torrenthandle.h"
#include "base/exceptions.h"
#include "base/iconprovider.h"
#include "base/logger.h"
#include "base/net/downloadmanager.h"
#include "base/net/geoipmanager.h"
#include "base/net/proxyconfigurationmanager.h"
#include "base/net/smtp.h"
#include "base/preferences.h"
#include "base/profile.h"
#include "base/rss/rss_autodownloader.h"
#include "base/rss/rss_session.h"
#include "base/scanfoldersmodel.h"
#include "base/search/searchpluginmanager.h"
#include "base/settingsstorage.h"
#include "base/utils/fs.h"
#include "base/utils/misc.h"
#include "base/utils/string.h"
#include "applicationinstancemanager.h"
#include "filelogger.h"
#ifndef DISABLE_GUI
#include "addnewtorrentdialog.h"
#include "gui/uithememanager.h"
#include "gui/utils.h"
#include "mainwindow.h"
#include "shutdownconfirmdialog.h"
#endif // DISABLE_GUI
#ifndef DISABLE_WEBUI
#include "webui/webui.h"
#endif
namespace
{
#define SETTINGS_KEY(name) "Application/" name
// FileLogger properties keys
#define FILELOGGER_SETTINGS_KEY(name) QStringLiteral(SETTINGS_KEY("FileLogger/") name)
const QString KEY_FILELOGGER_ENABLED = FILELOGGER_SETTINGS_KEY("Enabled");
const QString KEY_FILELOGGER_PATH = FILELOGGER_SETTINGS_KEY("Path");
const QString KEY_FILELOGGER_BACKUP = FILELOGGER_SETTINGS_KEY("Backup");
const QString KEY_FILELOGGER_DELETEOLD = FILELOGGER_SETTINGS_KEY("DeleteOld");
const QString KEY_FILELOGGER_MAXSIZEBYTES = FILELOGGER_SETTINGS_KEY("MaxSizeBytes");
const QString KEY_FILELOGGER_AGE = FILELOGGER_SETTINGS_KEY("Age");
const QString KEY_FILELOGGER_AGETYPE = FILELOGGER_SETTINGS_KEY("AgeType");
// just a shortcut
inline SettingsStorage *settings() { return SettingsStorage::instance(); }
const QString LOG_FOLDER = QStringLiteral("logs");
const QChar PARAMS_SEPARATOR = '|';
const QString DEFAULT_PORTABLE_MODE_PROFILE_DIR = QStringLiteral("profile");
const int MIN_FILELOG_SIZE = 1024; // 1KiB
const int MAX_FILELOG_SIZE = 1000 * 1024 * 1024; // 1000MiB
const int DEFAULT_FILELOG_SIZE = 65 * 1024; // 65KiB
#if !defined(DISABLE_GUI)
const int PIXMAP_CACHE_SIZE = 64 * 1024 * 1024; // 64MiB
#endif
}
Application::Application(int &argc, char **argv)
: BaseApplication(argc, argv)
, m_running(false)
, m_shutdownAct(ShutdownDialogAction::Exit)
, m_commandLineArgs(parseCommandLine(this->arguments()))
{
qRegisterMetaType<Log::Msg>("Log::Msg");
setApplicationName("qBittorrent");
setOrganizationDomain("qbittorrent.org");
#if !defined(DISABLE_GUI)
setDesktopFileName("org.qbittorrent.qBittorrent");
setAttribute(Qt::AA_UseHighDpiPixmaps, true); // opt-in to the high DPI pixmap support
setQuitOnLastWindowClosed(false);
QPixmapCache::setCacheLimit(PIXMAP_CACHE_SIZE);
#endif
const bool portableModeEnabled = m_commandLineArgs.profileDir.isEmpty()
&& QDir(QCoreApplication::applicationDirPath()).exists(DEFAULT_PORTABLE_MODE_PROFILE_DIR);
const QString profileDir = portableModeEnabled
? QDir(QCoreApplication::applicationDirPath()).absoluteFilePath(DEFAULT_PORTABLE_MODE_PROFILE_DIR)
: m_commandLineArgs.profileDir;
const QString appId = QLatin1String("qBittorrent-") + Utils::Misc::getUserIDString() + '@' + profileDir
+ (m_commandLineArgs.configurationName.isEmpty() ? QString {} : ('/' + m_commandLineArgs.configurationName));
m_instanceManager = new ApplicationInstanceManager {appId, this};
Profile::initInstance(profileDir, m_commandLineArgs.configurationName,
(m_commandLineArgs.relativeFastresumePaths || portableModeEnabled));
Logger::initInstance();
SettingsStorage::initInstance();
Preferences::initInstance();
initializeTranslation();
if (m_commandLineArgs.webUiPort > 0) // it will be -1 when user did not set any value
Preferences::instance()->setWebUiPort(m_commandLineArgs.webUiPort);
connect(this, &QCoreApplication::aboutToQuit, this, &Application::cleanup);
connect(m_instanceManager, &ApplicationInstanceManager::messageReceived, this, &Application::processMessage);
#if defined(Q_OS_WIN) && !defined(DISABLE_GUI)
connect(this, &QGuiApplication::commitDataRequest, this, &Application::shutdownCleanup, Qt::DirectConnection);
#endif
if (isFileLoggerEnabled())
m_fileLogger = new FileLogger(fileLoggerPath(), isFileLoggerBackup(), fileLoggerMaxSize(), isFileLoggerDeleteOld(), fileLoggerAge(), static_cast<FileLogger::FileLogAgeType>(fileLoggerAgeType()));
Logger::instance()->addMessage(tr("qBittorrent %1 started", "qBittorrent v3.2.0alpha started").arg(QBT_VERSION));
if (portableModeEnabled) {
Logger::instance()->addMessage(tr("Running in portable mode. Auto detected profile folder at: %1").arg(profileDir));
if (m_commandLineArgs.relativeFastresumePaths)
Logger::instance()->addMessage(tr("Redundant command line flag detected: \"%1\". Portable mode implies relative fastresume.").arg("--relative-fastresume"), Log::WARNING); // to avoid translating the `--relative-fastresume` string
}
else {
Logger::instance()->addMessage(tr("Using config directory: %1").arg(Profile::instance()->location(SpecialFolder::Config)));
}
}
Application::~Application()
{
// we still need to call cleanup()
// in case the App failed to start
cleanup();
}
#ifndef DISABLE_GUI
QPointer<MainWindow> Application::mainWindow()
{
return m_window;
}
#endif
const QBtCommandLineParameters &Application::commandLineArgs() const
{
return m_commandLineArgs;
}
bool Application::isFileLoggerEnabled() const
{
return settings()->loadValue(KEY_FILELOGGER_ENABLED, true).toBool();
}
void Application::setFileLoggerEnabled(const bool value)
{
if (value && !m_fileLogger)
m_fileLogger = new FileLogger(fileLoggerPath(), isFileLoggerBackup(), fileLoggerMaxSize(), isFileLoggerDeleteOld(), fileLoggerAge(), static_cast<FileLogger::FileLogAgeType>(fileLoggerAgeType()));
else if (!value)
delete m_fileLogger;
settings()->storeValue(KEY_FILELOGGER_ENABLED, value);
}
QString Application::fileLoggerPath() const
{
return settings()->loadValue(KEY_FILELOGGER_PATH,
{specialFolderLocation(SpecialFolder::Data) + LOG_FOLDER}).toString();
}
void Application::setFileLoggerPath(const QString &path)
{
if (m_fileLogger)
m_fileLogger->changePath(path);
settings()->storeValue(KEY_FILELOGGER_PATH, path);
}
bool Application::isFileLoggerBackup() const
{
return settings()->loadValue(KEY_FILELOGGER_BACKUP, true).toBool();
}
void Application::setFileLoggerBackup(const bool value)
{
if (m_fileLogger)
m_fileLogger->setBackup(value);
settings()->storeValue(KEY_FILELOGGER_BACKUP, value);
}
bool Application::isFileLoggerDeleteOld() const
{
return settings()->loadValue(KEY_FILELOGGER_DELETEOLD, true).toBool();
}
void Application::setFileLoggerDeleteOld(const bool value)
{
if (value && m_fileLogger)
m_fileLogger->deleteOld(fileLoggerAge(), static_cast<FileLogger::FileLogAgeType>(fileLoggerAgeType()));
settings()->storeValue(KEY_FILELOGGER_DELETEOLD, value);
}
int Application::fileLoggerMaxSize() const
{
const int val = settings()->loadValue(KEY_FILELOGGER_MAXSIZEBYTES, DEFAULT_FILELOG_SIZE).toInt();
return std::min(std::max(val, MIN_FILELOG_SIZE), MAX_FILELOG_SIZE);
}
void Application::setFileLoggerMaxSize(const int bytes)
{
const int clampedValue = std::min(std::max(bytes, MIN_FILELOG_SIZE), MAX_FILELOG_SIZE);
if (m_fileLogger)
m_fileLogger->setMaxSize(clampedValue);
settings()->storeValue(KEY_FILELOGGER_MAXSIZEBYTES, clampedValue);
}
int Application::fileLoggerAge() const
{
const int val = settings()->loadValue(KEY_FILELOGGER_AGE, 1).toInt();
return std::min(std::max(val, 1), 365);
}
void Application::setFileLoggerAge(const int value)
{
settings()->storeValue(KEY_FILELOGGER_AGE, std::min(std::max(value, 1), 365));
}
int Application::fileLoggerAgeType() const
{
const int val = settings()->loadValue(KEY_FILELOGGER_AGETYPE, 1).toInt();
return ((val < 0) || (val > 2)) ? 1 : val;
}
void Application::setFileLoggerAgeType(const int value)
{
settings()->storeValue(KEY_FILELOGGER_AGETYPE, ((value < 0) || (value > 2)) ? 1 : value);
}
void Application::processMessage(const QString &message)
{
const QStringList params = message.split(PARAMS_SEPARATOR, QString::SkipEmptyParts);
// If Application is not running (i.e., other
// components are not ready) store params
if (m_running)
processParams(params);
else
m_paramsQueue.append(params);
}
void Application::runExternalProgram(const BitTorrent::TorrentHandle *torrent) const
{
QString program = Preferences::instance()->getAutoRunProgram().trimmed();
program.replace("%N", torrent->name());
program.replace("%L", torrent->category());
QStringList tags = torrent->tags().values();
std::sort(tags.begin(), tags.end(), Utils::String::naturalLessThan<Qt::CaseInsensitive>);
program.replace("%G", tags.join(','));
#if defined(Q_OS_WIN)
const auto chopPathSep = [](const QString &str) -> QString
{
if (str.endsWith('\\'))
return str.mid(0, (str.length() -1));
return str;
};
program.replace("%F", chopPathSep(Utils::Fs::toNativePath(torrent->contentPath())));
program.replace("%R", chopPathSep(Utils::Fs::toNativePath(torrent->rootPath())));
program.replace("%D", chopPathSep(Utils::Fs::toNativePath(torrent->savePath())));
#else
program.replace("%F", Utils::Fs::toNativePath(torrent->contentPath()));
program.replace("%R", Utils::Fs::toNativePath(torrent->rootPath()));
program.replace("%D", Utils::Fs::toNativePath(torrent->savePath()));
#endif
program.replace("%C", QString::number(torrent->filesCount()));
program.replace("%Z", QString::number(torrent->totalSize()));
program.replace("%T", torrent->currentTracker());
program.replace("%I", torrent->hash());
Logger *logger = Logger::instance();
logger->addMessage(tr("Torrent: %1, running external program, command: %2").arg(torrent->name(), program));
#if defined(Q_OS_WIN)
auto programWchar = std::make_unique<wchar_t[]>(program.length() + 1);
program.toWCharArray(programWchar.get());
// Need to split arguments manually because QProcess::startDetached(QString)
// will strip off empty parameters.
// E.g. `python.exe "1" "" "3"` will become `python.exe "1" "3"`
int argCount = 0;
std::unique_ptr<LPWSTR[], decltype(&::LocalFree)> args {::CommandLineToArgvW(programWchar.get(), &argCount), ::LocalFree};
QStringList argList;
for (int i = 1; i < argCount; ++i)
argList += QString::fromWCharArray(args[i]);
#if (QT_VERSION >= QT_VERSION_CHECK(5, 10, 0))
QProcess proc;
proc.setProgram(QString::fromWCharArray(args[0]));
proc.setArguments(argList);
proc.setCreateProcessArgumentsModifier([](QProcess::CreateProcessArguments *args)
{
if (Preferences::instance()->isAutoRunConsoleEnabled()) {
args->flags |= CREATE_NEW_CONSOLE;
args->flags &= ~(CREATE_NO_WINDOW | DETACHED_PROCESS);
}
else {
args->flags |= CREATE_NO_WINDOW;
args->flags &= ~(CREATE_NEW_CONSOLE | DETACHED_PROCESS);
}
args->inheritHandles = false;
args->startupInfo->dwFlags &= ~STARTF_USESTDHANDLES;
::CloseHandle(args->startupInfo->hStdInput);
::CloseHandle(args->startupInfo->hStdOutput);
::CloseHandle(args->startupInfo->hStdError);
args->startupInfo->hStdInput = nullptr;
args->startupInfo->hStdOutput = nullptr;
args->startupInfo->hStdError = nullptr;
});
proc.startDetached();
#else
QProcess::startDetached(QString::fromWCharArray(args[0]), argList);
#endif // QT_VERSION >= QT_VERSION_CHECK(5, 10, 0)
#else // Q_OS_WIN
// Cannot give users shell environment by default, as doing so could
// enable command injection via torrent name and other arguments
// (especially when some automated download mechanism has been setup).
// See: https://github.com/qbittorrent/qBittorrent/issues/10925
QProcess::startDetached(program);
#endif
}
void Application::sendNotificationEmail(const BitTorrent::TorrentHandle *torrent)
{
// Prepare mail content
const QString content = tr("Torrent name: %1").arg(torrent->name()) + '\n'
+ tr("Torrent size: %1").arg(Utils::Misc::friendlyUnit(torrent->wantedSize())) + '\n'
+ tr("Save path: %1").arg(torrent->savePath()) + "\n\n"
+ tr("The torrent was downloaded in %1.", "The torrent was downloaded in 1 hour and 20 seconds")
.arg(Utils::Misc::userFriendlyDuration(torrent->activeTime())) + "\n\n\n"
+ tr("Thank you for using qBittorrent.") + '\n';
// Send the notification email
const Preferences *pref = Preferences::instance();
auto *smtp = new Net::Smtp(this);
smtp->sendMail(pref->getMailNotificationSender(),
pref->getMailNotificationEmail(),
tr("[qBittorrent] '%1' has finished downloading").arg(torrent->name()),
content);
}
void Application::torrentFinished(BitTorrent::TorrentHandle *const torrent)
{
Preferences *const pref = Preferences::instance();
// AutoRun program
if (pref->isAutoRunEnabled())
runExternalProgram(torrent);
// Mail notification
if (pref->isMailNotificationEnabled()) {
Logger::instance()->addMessage(tr("Torrent: %1, sending mail notification").arg(torrent->name()));
sendNotificationEmail(torrent);
}
}
void Application::allTorrentsFinished()
{
Preferences *const pref = Preferences::instance();
bool isExit = pref->shutdownqBTWhenDownloadsComplete();
bool isShutdown = pref->shutdownWhenDownloadsComplete();
bool isSuspend = pref->suspendWhenDownloadsComplete();
bool isHibernate = pref->hibernateWhenDownloadsComplete();
bool haveAction = isExit || isShutdown || isSuspend || isHibernate;
if (!haveAction) return;
ShutdownDialogAction action = ShutdownDialogAction::Exit;
if (isSuspend)
action = ShutdownDialogAction::Suspend;
else if (isHibernate)
action = ShutdownDialogAction::Hibernate;
else if (isShutdown)
action = ShutdownDialogAction::Shutdown;
#ifndef DISABLE_GUI
// ask confirm
if ((action == ShutdownDialogAction::Exit) && (pref->dontConfirmAutoExit())) {
// do nothing & skip confirm
}
else {
if (!ShutdownConfirmDialog::askForConfirmation(m_window, action)) return;
}
#endif // DISABLE_GUI
// Actually shut down
if (action != ShutdownDialogAction::Exit) {
qDebug("Preparing for auto-shutdown because all downloads are complete!");
// Disabling it for next time
pref->setShutdownWhenDownloadsComplete(false);
pref->setSuspendWhenDownloadsComplete(false);
pref->setHibernateWhenDownloadsComplete(false);
// Make sure preferences are synced before exiting
m_shutdownAct = action;
}
qDebug("Exiting the application");
exit();
}
bool Application::sendParams(const QStringList ¶ms)
{
return m_instanceManager->sendMessage(params.join(PARAMS_SEPARATOR));
}
// As program parameters, we can get paths or urls.
// This function parse the parameters and call
// the right addTorrent function, considering
// the parameter type.
void Application::processParams(const QStringList ¶ms)
{
#ifndef DISABLE_GUI
if (params.isEmpty()) {
m_window->activate(); // show UI
return;
}
#endif
BitTorrent::AddTorrentParams torrentParams;
TriStateBool skipTorrentDialog;
for (QString param : params) {
param = param.trimmed();
// Process strings indicating options specified by the user.
if (param.startsWith(QLatin1String("@savePath="))) {
torrentParams.savePath = param.mid(10);
continue;
}
if (param.startsWith(QLatin1String("@addPaused="))) {
torrentParams.addPaused = param.midRef(11).toInt() ? TriStateBool::True : TriStateBool::False;
continue;
}
if (param == QLatin1String("@skipChecking")) {
torrentParams.skipChecking = true;
continue;
}
if (param.startsWith(QLatin1String("@category="))) {
torrentParams.category = param.mid(10);
continue;
}
if (param == QLatin1String("@sequential")) {
torrentParams.sequential = true;
continue;
}
if (param == QLatin1String("@firstLastPiecePriority")) {
torrentParams.firstLastPiecePriority = true;
continue;
}
if (param.startsWith(QLatin1String("@skipDialog="))) {
skipTorrentDialog = param.midRef(12).toInt() ? TriStateBool::True : TriStateBool::False;
continue;
}
#ifndef DISABLE_GUI
// There are two circumstances in which we want to show the torrent
// dialog. One is when the application settings specify that it should
// be shown and skipTorrentDialog is undefined. The other is when
// skipTorrentDialog is false, meaning that the application setting
// should be overridden.
const bool showDialogForThisTorrent =
((AddNewTorrentDialog::isEnabled() && skipTorrentDialog == TriStateBool::Undefined)
|| skipTorrentDialog == TriStateBool::False);
if (showDialogForThisTorrent)
AddNewTorrentDialog::show(param, torrentParams, m_window);
else
#endif
BitTorrent::Session::instance()->addTorrent(param, torrentParams);
}
}
int Application::exec(const QStringList ¶ms)
{
Net::ProxyConfigurationManager::initInstance();
Net::DownloadManager::initInstance();
IconProvider::initInstance();
try {
BitTorrent::Session::initInstance();
connect(BitTorrent::Session::instance(), &BitTorrent::Session::torrentFinished, this, &Application::torrentFinished);
connect(BitTorrent::Session::instance(), &BitTorrent::Session::allTorrentsFinished, this, &Application::allTorrentsFinished, Qt::QueuedConnection);
#ifndef DISABLE_COUNTRIES_RESOLUTION
Net::GeoIPManager::initInstance();
#endif
ScanFoldersModel::initInstance();
#ifndef DISABLE_WEBUI
m_webui = new WebUI;
#ifdef DISABLE_GUI
if (m_webui->isErrored())
return 1;
connect(m_webui, &WebUI::fatalError, this, []() { QCoreApplication::exit(1); });
#endif // DISABLE_GUI
#endif // DISABLE_WEBUI
new RSS::Session; // create RSS::Session singleton
new RSS::AutoDownloader; // create RSS::AutoDownloader singleton
}
catch (const RuntimeError &err) {
#ifdef DISABLE_GUI
fprintf(stderr, "%s", err.what());
#else
QMessageBox msgBox;
msgBox.setIcon(QMessageBox::Critical);
msgBox.setText(tr("Application failed to start."));
msgBox.setInformativeText(err.message());
msgBox.show(); // Need to be shown or to moveToCenter does not work
msgBox.move(Utils::Gui::screenCenter(&msgBox));
msgBox.exec();
#endif
return 1;
}
#ifdef DISABLE_GUI
#ifndef DISABLE_WEBUI
Preferences *const pref = Preferences::instance();
// Display some information to the user
const QString mesg = QString::fromLatin1("\n******** %1 ********\n").arg(tr("Information"))
+ tr("To control qBittorrent, access the Web UI at %1")
.arg(QString("http://localhost:") + QString::number(pref->getWebUiPort())) + '\n';
printf("%s", qUtf8Printable(mesg));
if (pref->getWebUIPassword() == "ARQ77eY1NUZaQsuDHbIMCA==:0WMRkYTUWVT9wVvdDtHAjU9b3b7uB8NR1Gur2hmQCvCDpm39Q+PsJRJPaCU51dEiz+dTzh8qbPsL8WkFljQYFQ==") {
const QString warning = tr("The Web UI administrator username is: %1").arg(pref->getWebUiUsername()) + '\n'
+ tr("The Web UI administrator password is still the default one: %1").arg("adminadmin") + '\n'
+ tr("This is a security risk, please consider changing your password from program preferences.") + '\n';
printf("%s", qUtf8Printable(warning));
}
#endif // DISABLE_WEBUI
#else
UIThemeManager::initInstance();
m_window = new MainWindow;
UIThemeManager::instance()->applyStyleSheet();
#endif // DISABLE_GUI
m_running = true;
// Now UI is ready to process signals from Session
BitTorrent::Session::instance()->startUpTorrents();
m_paramsQueue = params + m_paramsQueue;
if (!m_paramsQueue.isEmpty()) {
processParams(m_paramsQueue);
m_paramsQueue.clear();
}
return BaseApplication::exec();
}
bool Application::isRunning()
{
return !m_instanceManager->isFirstInstance();
}
#ifndef DISABLE_GUI
#ifdef Q_OS_MACOS
bool Application::event(QEvent *ev)
{
if (ev->type() == QEvent::FileOpen) {
QString path = static_cast<QFileOpenEvent *>(ev)->file();
if (path.isEmpty())
// Get the url instead
path = static_cast<QFileOpenEvent *>(ev)->url().toString();
qDebug("Received a mac file open event: %s", qUtf8Printable(path));
if (m_running)
processParams(QStringList(path));
else
m_paramsQueue.append(path);
return true;
}
else {
return BaseApplication::event(ev);
}
}
#endif // Q_OS_MACOS
#endif // DISABLE_GUI
void Application::initializeTranslation()
{
Preferences *const pref = Preferences::instance();
// Load translation
const QString localeStr = pref->getLocale();
if (m_qtTranslator.load(QLatin1String("qtbase_") + localeStr, QLibraryInfo::location(QLibraryInfo::TranslationsPath)) ||
m_qtTranslator.load(QLatin1String("qt_") + localeStr, QLibraryInfo::location(QLibraryInfo::TranslationsPath)))
qDebug("Qt %s locale recognized, using translation.", qUtf8Printable(localeStr));
else
qDebug("Qt %s locale unrecognized, using default (en).", qUtf8Printable(localeStr));
installTranslator(&m_qtTranslator);
if (m_translator.load(QLatin1String(":/lang/qbittorrent_") + localeStr))
qDebug("%s locale recognized, using translation.", qUtf8Printable(localeStr));
else
qDebug("%s locale unrecognized, using default (en).", qUtf8Printable(localeStr));
installTranslator(&m_translator);
#ifndef DISABLE_GUI
if (localeStr.startsWith("ar") || localeStr.startsWith("he")) {
qDebug("Right to Left mode");
setLayoutDirection(Qt::RightToLeft);
}
else {
setLayoutDirection(Qt::LeftToRight);
}
#endif
}
#if (!defined(DISABLE_GUI) && defined(Q_OS_WIN))
void Application::shutdownCleanup(QSessionManager &manager)
{
Q_UNUSED(manager);
// This is only needed for a special case on Windows XP.
// (but is called for every Windows version)
// If a process takes too much time to exit during OS
// shutdown, the OS presents a dialog to the user.
// That dialog tells the user that qbt is blocking the
// shutdown, it shows a progress bar and it offers
// a "Terminate Now" button for the user. However,
// after the progress bar has reached 100% another button
// is offered to the user reading "Cancel". With this the
// user can cancel the **OS** shutdown. If we don't do
// the cleanup by handling the commitDataRequest() signal
// and the user clicks "Cancel", it will result in qbt being
// killed and the shutdown proceeding instead. Apparently
// aboutToQuit() is emitted too late in the shutdown process.
cleanup();
// According to the qt docs we shouldn't call quit() inside a slot.
// aboutToQuit() is never emitted if the user hits "Cancel" in
// the above dialog.
QTimer::singleShot(0, qApp, &QCoreApplication::quit);
}
#endif
void Application::cleanup()
{
// cleanup() can be called multiple times during shutdown. We only need it once.
static QAtomicInt alreadyDone;
if (!alreadyDone.testAndSetAcquire(0, 1))
return;
#ifndef DISABLE_GUI
if (m_window) {
// Hide the window and don't leave it on screen as
// unresponsive. Also for Windows take the WinId
// after it's hidden, because hide() may cause a
// WinId change.
m_window->hide();
#ifdef Q_OS_WIN
::ShutdownBlockReasonCreate(reinterpret_cast<HWND>(m_window->effectiveWinId())
, tr("Saving torrent progress...").toStdWString().c_str());
#endif // Q_OS_WIN
// Do manual cleanup in MainWindow to force widgets
// to save their Preferences, stop all timers and
// delete as many widgets as possible to leave only
// a 'shell' MainWindow.
// We need a valid window handle for Windows Vista+
// otherwise the system shutdown will continue even
// though we created a ShutdownBlockReason
m_window->cleanup();
}
#endif // DISABLE_GUI
#ifndef DISABLE_WEBUI
delete m_webui;
#endif
delete RSS::AutoDownloader::instance();
delete RSS::Session::instance();
ScanFoldersModel::freeInstance();
BitTorrent::Session::freeInstance();
#ifndef DISABLE_COUNTRIES_RESOLUTION
Net::GeoIPManager::freeInstance();
#endif
Net::DownloadManager::freeInstance();
Net::ProxyConfigurationManager::freeInstance();
Preferences::freeInstance();
SettingsStorage::freeInstance();
delete m_fileLogger;
Logger::freeInstance();
IconProvider::freeInstance();
SearchPluginManager::freeInstance();
Utils::Fs::removeDirRecursive(Utils::Fs::tempPath());
#ifndef DISABLE_GUI
if (m_window) {
#ifdef Q_OS_WIN
::ShutdownBlockReasonDestroy(reinterpret_cast<HWND>(m_window->effectiveWinId()));
#endif // Q_OS_WIN
delete m_window;
UIThemeManager::freeInstance();
}
#endif // DISABLE_GUI
Profile::freeInstance();
if (m_shutdownAct != ShutdownDialogAction::Exit) {
qDebug() << "Sending computer shutdown/suspend/hibernate signal...";
Utils::Misc::shutdownComputer(m_shutdownAct);
}
}