Files
cantata/gui/main.cpp
2014-02-20 19:15:16 +00:00

323 lines
10 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2014 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "application.h"
#ifdef ENABLE_KDE_SUPPORT
#include <KDE/KUniqueApplication>
#include <KDE/KAboutData>
#include <KDE/KCmdLineArgs>
#include <KDE/KStartupInfo>
#include "contextwidget.h"
#else
#include <QTranslator>
#include <QTextCodec>
#include <QLibraryInfo>
#include <QDir>
#include <QFile>
#include <QSettings>
#endif
#include "utils.h"
#include "config.h"
#include "settings.h"
#include "initialsettingswizard.h"
#include "mainwindow.h"
#include "song.h"
#include "thread.h"
// To enable debug...
#include "mpdconnection.h"
#include "mpdparseutils.h"
#include "covers.h"
#include "wikipediaengine.h"
#include "lastfmengine.h"
#include "metaengine.h"
#include "backdropcreator.h"
#ifdef ENABLE_DYNAMIC
#include "dynamic.h"
#endif
#include "streamfetcher.h"
#include "httpserver.h"
#include "songdialog.h"
#include "networkaccessmanager.h"
#include "ultimatelyricsprovider.h"
#include <QMutex>
#include <QMutexLocker>
#include <QTextStream>
#include <QDateTime>
static QMutex msgMutex;
static bool firstMsg=true;
#if QT_VERSION < 0x050000
static void cantataQtMsgHandler(QtMsgType, const char *msg)
#else
static void cantataQtMsgHandler(QtMsgType, const QMessageLogContext &, const QString &msg)
#endif
{
QMutexLocker locker(&msgMutex);
QFile f(Utils::cacheDir(QString(), true)+"cantata.log");
if (f.open(QIODevice::WriteOnly|QIODevice::Append|QIODevice::Text)) {
QTextStream stream(&f);
if (firstMsg) {
stream << "------------START------------" << endl;
firstMsg=false;
}
stream << QDateTime::currentDateTime().toString(Qt::ISODate).replace("T", " ") << " - " << msg << endl;
}
}
#ifndef ENABLE_KDE_SUPPORT
// Taken from Clementine!
//
// We convert from .po files to .qm files, which loses context information.
// This translator tries loading strings with an empty context if it can't
// find any others.
class PoTranslator : public QTranslator
{
public:
QString translate(const char *context, const char *sourceText, const char *disambiguation = 0) const
{
QString ret = QTranslator::translate(context, sourceText, disambiguation);
return !ret.isEmpty() ? ret : QTranslator::translate(NULL, sourceText, disambiguation);
}
};
static void loadTranslation(const QString &prefix, const QString &path, const QString &overrideLanguage = QString())
{
#if QT_VERSION < 0x040700
// QTranslator::load will try to open and read "cantata" if it exists,
// without checking if it's a file first.
// This was fixed in Qt 4.7
QFileInfo maybeCantataDirectory(path + "/cantata");
if (maybeCantataDirectory.exists() && !maybeCantataDirectory.isFile()) {
return;
}
#endif
QString language = overrideLanguage.isEmpty() ? QLocale::system().name() : overrideLanguage;
QTranslator *t = new PoTranslator;
if (t->load(prefix+"_"+language, path)) {
QCoreApplication::installTranslator(t);
} else {
delete t;
}
#if QT_VERSION < 0x050000
QTextCodec::setCodecForTr(QTextCodec::codecForLocale());
#endif
}
#endif
enum Debug {
Dbg_Mpd = 0x0001,
Dbg_MpdParse = 0x0002,
Dbg_Covers = 0x0004,
Dbg_Context_Wikipedia = 0x0008,
Dbg_Context_LastFm = 0x0010,
Dbg_Context_Meta = 0x0020,
Dbg_Context_Widget = 0x0040,
Dbg_Context_Backdrop = 0x0080,
Dbg_Dynamic = 0x0100,
Dbg_StreamFetching = 0x0200,
Dbg_HttpServer = 0x0400,
Dbg_SongDialogs = 0x0800,
Dbg_NetworkAccess = 0x1000,
Dbg_Context_Lyrics = 0x2000,
Dbg_Threads = 0x4000,
// NOTE: MUST UPDATE Dbg_All IF ADD NEW ITEMS!!!
Dbg_All = 0x7FFF
};
static void installDebugMessageHandler()
{
QString debug=qgetenv("CANTATA_DEBUG");
if (!debug.isEmpty()) {
int dbg=debug.toInt();
bool logToFile=dbg>0;
if (dbg<0) {
dbg*=-1;
}
if (dbg&Dbg_Mpd) {
MPDConnection::enableDebug();
}
if (dbg&Dbg_MpdParse) {
MPDParseUtils::enableDebug();
}
if (dbg&Dbg_Covers) {
Covers::enableDebug();
}
if (dbg&Dbg_Context_Wikipedia) {
WikipediaEngine::enableDebug();
}
if (dbg&Dbg_Context_LastFm) {
LastFmEngine::enableDebug();
}
if (dbg&Dbg_Context_Meta) {
MetaEngine::enableDebug();
}
if (dbg&Dbg_Context_Widget) {
ContextWidget::enableDebug();
}
if (dbg&Dbg_Context_Backdrop) {
BackdropCreator::enableDebug();
}
#ifdef ENABLE_DYNAMIC
if (dbg&Dbg_Dynamic) {
Dynamic::enableDebug();
}
#endif
if (dbg&Dbg_StreamFetching) {
StreamFetcher::enableDebug();
}
if (dbg&Dbg_HttpServer) {
HttpServer::enableDebug();
}
if (dbg&Dbg_SongDialogs) {
SongDialog::enableDebug();
}
if (dbg&Dbg_NetworkAccess) {
NetworkAccessManager::enableDebug();
}
if (dbg&Dbg_Context_Lyrics) {
UltimateLyricsProvider::enableDebug();
}
if (dbg&Dbg_Threads) {
ThreadCleaner::enableDebug();
}
if (dbg&Dbg_All && logToFile) {
#if QT_VERSION < 0x050000
qInstallMsgHandler(cantataQtMsgHandler);
#else
qInstallMessageHandler(cantataQtMsgHandler);
#endif
}
}
}
int main(int argc, char *argv[])
{
#ifdef ENABLE_KDE_SUPPORT
KAboutData aboutData(PACKAGE_NAME, 0,
ki18n("Cantata"), PACKAGE_VERSION_STRING,
ki18n("A KDE client for MPD"),
KAboutData::License_GPL_V3,
ki18n("&copy; 2011-2014 Craig Drummond"),
KLocalizedString(),
"http://"CANTATA_URL, "craig.p.drummond@gmail.com");
aboutData.addAuthor(ki18n("Craig Drummond"), ki18n("Maintainer"), "craig.p.drummond@gmail.com");
aboutData.addAuthor(ki18n("Piotr Wicijowski"), ki18n("UI Improvements"), "piotr.wicijowski@gmail.com");
aboutData.addAuthor(ki18n("Sander Knopper"), ki18n("QtMPC author"), QByteArray(), "http://qtmpc.lowblog.nl");
aboutData.addAuthor(ki18n("Roeland Douma"), ki18n("QtMPC author"), QByteArray(), "http://qtmpc.lowblog.nl");
aboutData.addAuthor(ki18n("Daniel Selinger"), ki18n("QtMPC author"), QByteArray(), "http://qtmpc.lowblog.nl");
aboutData.addAuthor(ki18n("Armin Walland"), ki18n("QtMPC author"), QByteArray(), "http://qtmpc.lowblog.nl");
aboutData.addCredit(ki18n("FanArt.tv"), ki18n("Context view backdrops (please consider uploading your own music fan-art to fanart.tv)"), QByteArray(), "www.fanart.tv");
aboutData.addCredit(ki18n("Wikipedia"), ki18n("Context view metadata"), QByteArray(), "www.wikipedia.org");
aboutData.addCredit(ki18n("Last.fm"), ki18n("Context view metadata"), QByteArray(), "www.last.fm");
KCmdLineArgs::init(argc, argv, &aboutData);
#ifdef TAGLIB_FOUND
KCmdLineOptions options;
options.add("+[URL]", ki18n("URL to open"));
KCmdLineArgs::addCmdLineOptions(options);
KUniqueApplication::addCmdLineOptions();
#endif
if (!KUniqueApplication::start()) {
exit(0);
}
Application app;
installDebugMessageHandler();
#else // ENABLE_KDE_SUPPORT
QCoreApplication::setApplicationName(PACKAGE_NAME);
#ifdef Q_OS_WIN
QCoreApplication::setOrganizationName("mpd");
#else
QCoreApplication::setOrganizationName(PACKAGE_NAME);
#endif
Application app(argc, argv);
if (!app.start()) {
return 0;
}
// Set the permissions on the config file on Unix - it can contain passwords
// for internet services so it's important that other users can't read it.
// On Windows these are stored in the registry instead.
#ifdef Q_OS_UNIX
QSettings s;
// Create the file if it doesn't exist already
if (!QFile::exists(s.fileName())) {
QFile file(s.fileName());
file.open(QIODevice::WriteOnly);
}
// Set -rw-------
QFile::setPermissions(s.fileName(), QFile::ReadOwner | QFile::WriteOwner);
#endif
installDebugMessageHandler();
// Translations
QString lang=qgetenv("CANTATA_LANG");
if (lang.isEmpty()) {
lang=Settings::self()->lang();
}
loadTranslation("qt", QLibraryInfo::location(QLibraryInfo::TranslationsPath), lang);
#ifdef Q_OS_WIN
loadTranslation("qt", app.applicationDirPath()+QLatin1String("/translations"), lang);
loadTranslation("qt", QDir::currentPath()+QLatin1String("/translations"), lang);
#endif
loadTranslation("cantata", app.applicationDirPath()+QLatin1String("/translations"), lang);
loadTranslation("cantata", QDir::currentPath()+QLatin1String("/translations"), lang);
#ifndef Q_OS_WIN
loadTranslation("cantata", INSTALL_PREFIX"/share/cantata/translations/", lang);
#endif
// Ensure ThreadCleaner is in GUI thread...
ThreadCleaner::self();
Song::initTranslations();
if (Settings::self()->firstRun()) {
InitialSettingsWizard wz;
if (QDialog::Rejected==wz.exec()) {
return 0;
}
}
MainWindow mw;
#if !defined Q_OS_MAC
app.setActivationWindow(&mw);
#endif // !defined Q_OS_MAC
app.loadFiles();
if (!Settings::self()->startHidden()) {
mw.show();
}
#endif // ENABLE_KDE_SUPPORT
return app.exec();
}