mirror of
https://github.com/transmission/transmission
synced 2024-12-25 17:17:31 +00:00
669 lines
18 KiB
C++
669 lines
18 KiB
C++
// This file Copyright © 2009-2023 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#include "Application.h"
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#include <algorithm>
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#include <array>
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#include <ctime>
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#include <memory>
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#include <utility>
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#include <QIcon>
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#include <QLibraryInfo>
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#include <QMessageBox>
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#include <QProcess>
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#include <QRect>
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#include <QSystemTrayIcon>
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#include <QtDebug>
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#ifdef QT_DBUS_LIB
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#include <QDBusConnection>
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#include <QDBusMessage>
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#include <QDBusReply>
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#endif
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#include <libtransmission/transmission.h>
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#include <libtransmission/tr-getopt.h>
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#include <libtransmission/utils.h>
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#include <libtransmission/version.h>
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#include "AddData.h"
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#include "Formatter.h"
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#include "InteropHelper.h"
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#include "MainWindow.h"
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#include "OptionsDialog.h"
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#include "Prefs.h"
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#include "Session.h"
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#include "TorrentModel.h"
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#include "WatchDir.h"
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namespace
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{
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std::array<tr_option, 8> const Opts = {
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tr_option{ 'g', "config-dir", "Where to look for configuration files", "g", true, "<path>" },
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{ 'm', "minimized", "Start minimized in system tray", "m", false, nullptr },
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{ 'p', "port", "Port to use when connecting to an existing session", "p", true, "<port>" },
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{ 'r', "remote", "Connect to an existing session at the specified hostname", "r", true, "<host>" },
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{ 'u', "username", "Username to use when connecting to an existing session", "u", true, "<username>" },
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{ 'v', "version", "Show version number and exit", "v", false, nullptr },
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{ 'w', "password", "Password to use when connecting to an existing session", "w", true, "<password>" },
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{ 0, nullptr, nullptr, nullptr, false, nullptr }
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};
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char const* getUsage()
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{
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return "Usage:\n"
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" transmission [OPTIONS...] [torrent files]";
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}
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auto constexpr StatsRefreshIntervalMsec = int{ 3000 };
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auto constexpr SessionRefreshIntervalMsec = int{ 3000 };
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auto constexpr ModelRefreshIntervalMsec = int{ 3000 };
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bool loadTranslation(QTranslator& translator, QString const& name, QLocale const& locale, QStringList const& search_directories)
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{
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for (QString const& directory : search_directories)
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{
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if (translator.load(locale, name, QStringLiteral("_"), directory))
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{
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return true;
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}
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}
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return false;
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}
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[[nodiscard]] auto makeWindowIcon()
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{
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// first, try to load it from the system theme
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if (auto icon = QIcon::fromTheme(QStringLiteral("transmission")); !icon.isNull())
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{
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return icon;
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}
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// if that fails, use our own as the fallback
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return QIcon{ QStringLiteral(":/icons/transmission.svg") };
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}
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} // namespace
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Application::Application(int& argc, char** argv)
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: QApplication(argc, argv)
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, config_name_{ QStringLiteral("transmission") }
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, display_name_{ QStringLiteral("transmission-qt") }
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, start_now_regex_{ QRegularExpression(QStringLiteral(R"rgx(start-now\((\d+)\))rgx")) }
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{
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setApplicationName(config_name_);
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loadTranslations();
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#if defined(_WIN32) || defined(__APPLE__)
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if (QIcon::themeName().isEmpty())
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{
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QIcon::setThemeName(QStringLiteral("Faenza"));
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}
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#endif
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setWindowIcon(makeWindowIcon());
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#ifdef __APPLE__
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setAttribute(Qt::AA_DontShowIconsInMenus);
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#endif
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// parse the command-line arguments
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int c = 0;
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bool minimized = false;
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char const* optarg = nullptr;
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QString host;
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QString port;
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QString username;
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QString password;
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QString config_dir;
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QStringList filenames;
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while ((c = tr_getopt(getUsage(), argc, const_cast<char const**>(argv), Opts.data(), &optarg)) != TR_OPT_DONE)
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{
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switch (c)
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{
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case 'g':
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config_dir = QString::fromUtf8(optarg);
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break;
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case 'p':
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port = QString::fromUtf8(optarg);
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break;
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case 'r':
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host = QString::fromUtf8(optarg);
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break;
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case 'u':
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username = QString::fromUtf8(optarg);
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break;
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case 'w':
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password = QString::fromUtf8(optarg);
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break;
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case 'm':
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minimized = true;
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break;
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case 'v':
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qInfo() << qPrintable(display_name_) << LONG_VERSION_STRING;
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quitLater();
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return;
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case TR_OPT_ERR:
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qWarning() << qPrintable(QObject::tr("Invalid option"));
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tr_getopt_usage(qPrintable(display_name_), getUsage(), Opts.data());
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quitLater();
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return;
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default:
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filenames.append(QString::fromUtf8(optarg));
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break;
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}
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}
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// try to delegate the work to an existing copy of Transmission
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// before starting ourselves...
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InteropHelper const interop_client;
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if (interop_client.isConnected())
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{
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bool delegated = false;
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for (QString const& filename : filenames)
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{
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auto const a = AddData(filename);
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QString metainfo;
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switch (a.type)
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{
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case AddData::URL:
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metainfo = a.url.toString();
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break;
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case AddData::MAGNET:
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metainfo = a.magnet;
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break;
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case AddData::FILENAME:
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case AddData::METAINFO:
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metainfo = QString::fromUtf8(a.toBase64());
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break;
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default:
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break;
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}
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if (!metainfo.isEmpty() && interop_client.addMetainfo(metainfo))
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{
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delegated = true;
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}
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}
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if (delegated)
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{
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quitLater();
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return;
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}
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}
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// set the fallback config dir
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if (config_dir.isNull())
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{
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config_dir = QString::fromStdString(tr_getDefaultConfigDir("transmission"));
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}
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// ensure our config directory exists
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QDir const dir(config_dir);
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if (!dir.exists())
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{
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dir.mkpath(config_dir);
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}
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// is this the first time we've run transmission?
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bool const first_time = !dir.exists(QStringLiteral("settings.json"));
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// initialize the prefs
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prefs_ = std::make_unique<Prefs>(config_dir);
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if (!host.isNull())
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{
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prefs_->set(Prefs::SESSION_REMOTE_HOST, host);
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}
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if (!port.isNull())
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{
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prefs_->set(Prefs::SESSION_REMOTE_PORT, port.toUInt());
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}
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if (!username.isNull())
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{
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prefs_->set(Prefs::SESSION_REMOTE_USERNAME, username);
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}
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if (!password.isNull())
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{
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prefs_->set(Prefs::SESSION_REMOTE_PASSWORD, password);
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}
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if (!host.isNull() || !port.isNull() || !username.isNull() || !password.isNull())
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{
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prefs_->set(Prefs::SESSION_IS_REMOTE, true);
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}
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if (prefs_->getBool(Prefs::START_MINIMIZED))
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{
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minimized = true;
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}
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// start as minimized only if the system tray present
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if (!prefs_->getBool(Prefs::SHOW_TRAY_ICON))
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{
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minimized = false;
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}
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session_ = std::make_unique<Session>(config_dir, *prefs_);
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model_ = std::make_unique<TorrentModel>(*prefs_);
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window_ = std::make_unique<MainWindow>(*session_, *prefs_, *model_, minimized);
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watch_dir_ = std::make_unique<WatchDir>(*model_);
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connect(this, &QCoreApplication::aboutToQuit, this, &Application::saveGeometry);
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connect(model_.get(), &TorrentModel::torrentsAdded, this, &Application::onTorrentsAdded);
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connect(model_.get(), &TorrentModel::torrentsCompleted, this, &Application::onTorrentsCompleted);
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connect(model_.get(), &TorrentModel::torrentsEdited, this, &Application::onTorrentsEdited);
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connect(model_.get(), &TorrentModel::torrentsNeedInfo, this, &Application::onTorrentsNeedInfo);
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connect(prefs_.get(), &Prefs::changed, this, &Application::refreshPref);
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connect(session_.get(), &Session::sourceChanged, this, &Application::onSessionSourceChanged);
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connect(session_.get(), &Session::torrentsRemoved, model_.get(), &TorrentModel::removeTorrents);
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connect(session_.get(), &Session::torrentsUpdated, model_.get(), &TorrentModel::updateTorrents);
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connect(watch_dir_.get(), &WatchDir::torrentFileAdded, this, qOverload<QString const&>(&Application::addTorrent));
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// init from preferences
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for (auto const key : { Prefs::DIR_WATCH })
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{
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refreshPref(key);
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}
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QTimer* timer = &model_timer_;
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connect(timer, &QTimer::timeout, this, &Application::refreshTorrents);
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timer->setSingleShot(false);
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timer->setInterval(ModelRefreshIntervalMsec);
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timer->start();
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timer = &stats_timer_;
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connect(timer, &QTimer::timeout, session_.get(), &Session::refreshSessionStats);
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timer->setSingleShot(false);
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timer->setInterval(StatsRefreshIntervalMsec);
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timer->start();
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timer = &session_timer_;
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connect(timer, &QTimer::timeout, session_.get(), &Session::refreshSessionInfo);
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timer->setSingleShot(false);
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timer->setInterval(SessionRefreshIntervalMsec);
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timer->start();
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maybeUpdateBlocklist();
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if (!first_time)
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{
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session_->restart();
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}
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else
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{
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window_->openSession();
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}
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if (!prefs_->getBool(Prefs::USER_HAS_GIVEN_INFORMED_CONSENT))
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{
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auto* dialog = new QMessageBox(
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QMessageBox::Information,
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QString(),
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tr("<b>Transmission is a file sharing program.</b>"),
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QMessageBox::Ok | QMessageBox::Cancel,
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window_.get());
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dialog->setInformativeText(
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tr("When you run a torrent, its data will be made available to others by means of upload. "
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"Any content you share is your sole responsibility."));
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dialog->button(QMessageBox::Ok)->setText(tr("I &Agree"));
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dialog->setDefaultButton(QMessageBox::Ok);
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dialog->setModal(true);
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connect(dialog, &QDialog::finished, this, &Application::consentGiven);
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dialog->setAttribute(Qt::WA_DeleteOnClose);
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dialog->show();
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}
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for (QString const& filename : filenames)
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{
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addTorrent(filename);
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}
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InteropHelper::registerObject(this);
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#ifdef QT_DBUS_LIB
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QDBusConnection bus = QDBusConnection::sessionBus();
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if (bus.isConnected())
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{
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bus.connect(
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fdo_notifications_service_name_,
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fdo_notifications_path_,
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fdo_notifications_interface_name_,
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QLatin1String("ActionInvoked"),
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this,
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SLOT(onNotificationActionInvoked(quint32, QString)));
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}
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#endif
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}
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void Application::loadTranslations()
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{
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auto const qt_qm_dirs = QStringList() <<
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#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
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QLibraryInfo::path(QLibraryInfo::TranslationsPath) <<
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#else
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QLibraryInfo::location(QLibraryInfo::TranslationsPath) <<
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#endif
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#ifdef TRANSLATIONS_DIR
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QStringLiteral(TRANSLATIONS_DIR) <<
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#endif
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(applicationDirPath() + QStringLiteral("/translations"));
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QStringList const app_qm_dirs = QStringList() <<
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#ifdef TRANSLATIONS_DIR
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QStringLiteral(TRANSLATIONS_DIR) <<
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#endif
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(applicationDirPath() + QStringLiteral("/translations"));
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auto const qt_file_name = QStringLiteral("qtbase");
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QLocale const locale;
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QLocale const english_locale(QLocale::English, QLocale::UnitedStates);
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if (loadTranslation(qt_translator_, qt_file_name, locale, qt_qm_dirs) ||
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loadTranslation(qt_translator_, qt_file_name, english_locale, qt_qm_dirs))
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{
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installTranslator(&qt_translator_);
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}
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if (loadTranslation(app_translator_, config_name_, locale, app_qm_dirs) ||
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loadTranslation(app_translator_, config_name_, english_locale, app_qm_dirs))
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{
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installTranslator(&app_translator_);
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}
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}
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void Application::quitLater() const
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{
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QTimer::singleShot(0, this, SLOT(quit()));
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}
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void Application::onTorrentsEdited(torrent_ids_t const& torrent_ids) const
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{
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// the backend's tr_info has changed, so reload those fields
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session_->initTorrents(torrent_ids);
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}
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QStringList Application::getNames(torrent_ids_t const& torrent_ids) const
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{
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QStringList names;
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for (auto const& id : torrent_ids)
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{
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names.push_back(model_->getTorrentFromId(id)->name());
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}
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names.sort();
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return names;
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}
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void Application::onTorrentsAdded(torrent_ids_t const& torrent_ids) const
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{
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if (!prefs_->getBool(Prefs::SHOW_NOTIFICATION_ON_ADD))
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{
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return;
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}
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for (auto id : torrent_ids)
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{
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notifyTorrentAdded(model_->getTorrentFromId(id));
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}
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}
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void Application::onTorrentsCompleted(torrent_ids_t const& torrent_ids) const
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{
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if (prefs_->getBool(Prefs::SHOW_NOTIFICATION_ON_COMPLETE))
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{
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auto const title = tr("Torrent(s) Completed", nullptr, static_cast<int>(std::size(torrent_ids)));
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auto const body = getNames(torrent_ids).join(QStringLiteral("\n"));
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notifyApp(title, body);
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}
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if (prefs_->getBool(Prefs::COMPLETE_SOUND_ENABLED))
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{
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#if defined(Q_OS_WIN) || defined(Q_OS_MAC)
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beep();
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#else
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auto args = prefs_->get<QStringList>(Prefs::COMPLETE_SOUND_COMMAND);
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auto const command = args.takeFirst();
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QProcess::execute(command, args);
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#endif
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}
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}
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void Application::onTorrentsNeedInfo(torrent_ids_t const& torrent_ids) const
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{
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if (!torrent_ids.empty())
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{
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session_->initTorrents(torrent_ids);
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}
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}
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void Application::notifyTorrentAdded(Torrent const* tor) const
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{
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QStringList actions;
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actions << QString(QLatin1String("start-now(%1)")).arg(tor->id()) << QObject::tr("Start Now");
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notifyApp(tr("Torrent Added"), tor->name(), actions);
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}
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/***
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****
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***/
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void Application::consentGiven(int result) const
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{
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if (result == QMessageBox::Ok)
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{
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prefs_->set<bool>(Prefs::USER_HAS_GIVEN_INFORMED_CONSENT, true);
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}
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else
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{
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quit();
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}
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}
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void Application::saveGeometry() const
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{
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if (prefs_ != nullptr && window_ != nullptr)
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{
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auto const geometry = window_->geometry();
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prefs_->set(Prefs::MAIN_WINDOW_HEIGHT, std::max(100, geometry.height()));
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prefs_->set(Prefs::MAIN_WINDOW_WIDTH, std::max(100, geometry.width()));
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prefs_->set(Prefs::MAIN_WINDOW_X, geometry.x());
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prefs_->set(Prefs::MAIN_WINDOW_Y, geometry.y());
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}
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}
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/***
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****
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***/
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void Application::refreshPref(int key) const
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{
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switch (key)
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{
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case Prefs::BLOCKLIST_UPDATES_ENABLED:
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maybeUpdateBlocklist();
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break;
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case Prefs::DIR_WATCH:
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case Prefs::DIR_WATCH_ENABLED:
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watch_dir_->setPath(prefs_->getString(Prefs::DIR_WATCH), prefs_->getBool(Prefs::DIR_WATCH_ENABLED));
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break;
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default:
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break;
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}
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}
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void Application::maybeUpdateBlocklist() const
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{
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if (!prefs_->getBool(Prefs::BLOCKLIST_UPDATES_ENABLED))
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{
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return;
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}
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QDateTime const last_updated_at = prefs_->getDateTime(Prefs::BLOCKLIST_DATE);
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QDateTime const next_update_at = last_updated_at.addDays(7);
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QDateTime const now = QDateTime::currentDateTime();
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if (now < next_update_at)
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{
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session_->updateBlocklist();
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prefs_->set(Prefs::BLOCKLIST_DATE, now);
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}
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}
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void Application::onSessionSourceChanged() const
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{
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|
session_->initTorrents();
|
|
session_->refreshSessionStats();
|
|
session_->refreshSessionInfo();
|
|
}
|
|
|
|
void Application::refreshTorrents()
|
|
{
|
|
// usually we just poll the torrents that have shown recent activity,
|
|
// but we also periodically ask for updates on the others to ensure
|
|
// nothing's falling through the cracks.
|
|
time_t const now = time(nullptr);
|
|
|
|
if (last_full_update_time_ + 60 >= now)
|
|
{
|
|
session_->refreshActiveTorrents();
|
|
}
|
|
else
|
|
{
|
|
last_full_update_time_ = now;
|
|
session_->refreshAllTorrents();
|
|
}
|
|
}
|
|
|
|
/***
|
|
****
|
|
***/
|
|
|
|
void Application::addTorrent(QString const& addme) const
|
|
{
|
|
addTorrent(AddData(addme));
|
|
}
|
|
|
|
void Application::addTorrent(AddData const& addme) const
|
|
{
|
|
if (addme.type == addme.NONE)
|
|
{
|
|
return;
|
|
}
|
|
|
|
if (!prefs_->getBool(Prefs::OPTIONS_PROMPT))
|
|
{
|
|
session_->addTorrent(addme);
|
|
}
|
|
else
|
|
{
|
|
auto* o = new OptionsDialog(*session_, *prefs_, addme, window_.get());
|
|
o->show();
|
|
}
|
|
|
|
raise();
|
|
}
|
|
|
|
/***
|
|
****
|
|
***/
|
|
|
|
void Application::raise() const
|
|
{
|
|
alert(window_.get());
|
|
}
|
|
|
|
bool Application::notifyApp(QString const& title, QString const& body, QStringList const& actions) const
|
|
{
|
|
#ifdef QT_DBUS_LIB
|
|
if (auto bus = QDBusConnection::sessionBus(); bus.isConnected())
|
|
{
|
|
QDBusMessage m = QDBusMessage::createMethodCall(
|
|
fdo_notifications_service_name_,
|
|
fdo_notifications_path_,
|
|
fdo_notifications_interface_name_,
|
|
QStringLiteral("Notify"));
|
|
QVariantList args;
|
|
args.append(QStringLiteral("Transmission")); // app_name
|
|
args.append(0U); // replaces_id
|
|
args.append(QStringLiteral("transmission")); // icon
|
|
args.append(title); // summary
|
|
args.append(body); // body
|
|
args.append(actions);
|
|
args.append(QVariantMap({
|
|
std::make_pair(QStringLiteral("category"), QVariant(QStringLiteral("transfer.complete"))),
|
|
})); // hints
|
|
args.append(static_cast<int32_t>(-1)); // use the default timeout period
|
|
m.setArguments(args);
|
|
QDBusReply<quint32> const reply_msg = bus.call(m);
|
|
|
|
if (reply_msg.isValid() && reply_msg.value() > 0)
|
|
{
|
|
return true;
|
|
}
|
|
}
|
|
|
|
#endif
|
|
|
|
window_->trayIcon().showMessage(title, body);
|
|
return true;
|
|
}
|
|
|
|
#ifdef QT_DBUS_LIB
|
|
void Application::onNotificationActionInvoked(quint32 /* notification_id */, QString action_key)
|
|
{
|
|
auto const match = start_now_regex_.match(action_key);
|
|
if (match.hasMatch())
|
|
{
|
|
int const torrent_id = match.captured(1).toInt();
|
|
session_->startTorrentsNow({ torrent_id });
|
|
}
|
|
}
|
|
#endif
|
|
|
|
/***
|
|
****
|
|
***/
|
|
|
|
int tr_main(int argc, char** argv)
|
|
{
|
|
InteropHelper::initialize();
|
|
|
|
Application const app(argc, argv);
|
|
return QApplication::exec();
|
|
}
|