/quassel-0.7.3/src/qtui/qtuiapplication.cpp

/***************************************************************************
 *   Copyright (C) 2005-2010 by the Quassel Project                        *
 *   devel@quassel-irc.org                                                 *
 *                                                                         *
 *   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) version 3.                                           *
 *                                                                         *
 *   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.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/

#include "qtuiapplication.h"

#include <QStringList>

#ifdef HAVE_KDE
#  include <KStandardDirs>
#endif

#include "client.h"
#include "cliparser.h"
#include "mainwin.h"
#include "qtui.h"
#include "qtuisettings.h"

QtUiApplication::QtUiApplication(int &argc, char **argv)
#ifdef HAVE_KDE
  : KApplication(),
#else
  : QApplication(argc, argv),
#endif
    Quassel(),
    _aboutToQuit(false)
{
#ifdef HAVE_KDE
  Q_UNUSED(argc); Q_UNUSED(argv);

  // We need to setup KDE's data dirs
  QStringList dataDirs = KGlobal::dirs()->findDirs("data", "");
  for(int i = 0; i < dataDirs.count(); i++)
    dataDirs[i].append("quassel/");
  dataDirs.append(":/data/");
  setDataDirPaths(dataDirs);

#else /* HAVE_KDE */

  setDataDirPaths(findDataDirPaths());

#endif /* HAVE_KDE */

#if defined(HAVE_KDE) || defined(Q_OS_MAC)
  disableCrashhandler();
#endif /* HAVE_KDE || Q_OS_MAC */
  setRunMode(Quassel::ClientOnly);

  qInstallMsgHandler(Client::logMessage);
}

bool QtUiApplication::init() {
  if(Quassel::init()) {

    // FIXME: MIGRATION 0.3 -> 0.4: Move database and core config to new location
    // Move settings, note this does not delete the old files
#ifdef Q_WS_MAC
    QSettings newSettings("quassel-irc.org", "quasselclient");
#else

# ifdef Q_WS_WIN
    QSettings::Format format = QSettings::IniFormat;
# else
    QSettings::Format format = QSettings::NativeFormat;
# endif

    QString newFilePath = Quassel::configDirPath() + "quasselclient"
    + ((format == QSettings::NativeFormat) ? QLatin1String(".conf") : QLatin1String(".ini"));
    QSettings newSettings(newFilePath, format);
#endif /* Q_WS_MAC */

    if(newSettings.value("Config/Version").toUInt() == 0) {
#     ifdef Q_WS_MAC
        QString org = "quassel-irc.org";
#     else
        QString org = "Quassel Project";
#     endif
      QSettings oldSettings(org, "Quassel Client");
      if(oldSettings.allKeys().count()) {
        qWarning() << "\n\n*** IMPORTANT: Config and data file locations have changed. Attempting to auto-migrate your client settings...";
        foreach(QString key, oldSettings.allKeys())
          newSettings.setValue(key, oldSettings.value(key));
        newSettings.setValue("Config/Version", 1);
        qWarning() << "*   Your client settings have been migrated to" << newSettings.fileName();
        qWarning() << "*** Migration completed.\n\n";
      }
    }

    // MIGRATION end

    // check settings version
    // so far, we only have 1
    QtUiSettings s;
    if(s.version() != 1) {
      qCritical() << "Invalid client settings version, terminating!";
      return false;
    }

    // session resume
    QtUi *gui = new QtUi();
    Client::init(gui);
    // init gui only after the event loop has started
    // QTimer::singleShot(0, gui, SLOT(init()));
    gui->init();
    resumeSessionIfPossible();
    return true;
  }
  return false;
}

QtUiApplication::~QtUiApplication() {
  Client::destroy();
}

void QtUiApplication::quit() {
  QtUi::mainWindow()->quit();
}

void QtUiApplication::commitData(QSessionManager &manager) {
  Q_UNUSED(manager)
  _aboutToQuit = true;
}

void QtUiApplication::saveState(QSessionManager & manager) {
  //qDebug() << QString("saving session state to id %1").arg(manager.sessionId());
  AccountId activeCore = Client::currentCoreAccount().accountId(); // FIXME store this!
  SessionSettings s(manager.sessionId());
  s.setSessionAge(0);
  QtUi::mainWindow()->saveStateToSettings(s);
}

void QtUiApplication::resumeSessionIfPossible() {
  // load all sessions
  if(isSessionRestored()) {
    qDebug() << QString("restoring from session %1").arg(sessionId());
    SessionSettings s(sessionId());
    s.sessionAging();
    s.setSessionAge(0);
    QtUi::mainWindow()->restoreStateFromSettings(s);
    s.cleanup();
  } else {
    SessionSettings s(QString("1"));
    s.sessionAging();
    s.cleanup();
  }
}