/*
 *      main.cpp
 *
 *      Copyright 2008 gpg4usb-team <gpg4usb@cpunk.de>
 *
 *      This file is part of gpg4usb.
 *
 *      Gpg4usb 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 3 of the License, or
 *      (at your option) any later version.
 *
 *      Gpg4usb 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 gpg4usb.  If not, see <http://www.gnu.org/licenses/>
 */

#include <QApplication>
#include "mainwindow.h"
#include "gpgconstants.h"

int main(int argc, char *argv[])
{

    Q_INIT_RESOURCE(gpg4usb);

    QApplication app(argc, argv);

    // get application path
    QString appPath = qApp->applicationDirPath();

    app.setApplicationVersion("0.3.3");
    app.setApplicationName("gpg4usb");

    // dont show icons in menus
    app.setAttribute(Qt::AA_DontShowIconsInMenus);

    // unicode in source
    QTextCodec::setCodecForTr(QTextCodec::codecForName("utf-8"));

    // set environment variables
    // TODO:
    //   - unsetenv on windows?
    //   - wputenv or wputenv_s on windows? http://msdn.microsoft.com/en-us/library/d6dtz42k(v=vs.80).aspx
    #ifndef _WIN32
        // do not use GPG_AGENTS like seahorse, because they may save
        // a password an pc's not owned by user
        unsetenv("GPG_AGENT_INFO");
    #endif

//        qDebug() << getenv("GNUPGHOME");

#ifndef GPG4USB_NON_PORTABLE
    // take care of gpg not creating directorys on harddisk
    putenv(QString("GNUPGHOME=" + appPath + "/keydb").toAscii().data());
    
    // this may help with newer gpgme versions on windows
    //putenv(QString("GPGME_GPGPATH=" + appPath.replace("/", "\\") + "\\bin\\gpg.exe").toAscii().data());

    // QSettings uses org-name for automatically setting path...
    app.setOrganizationName("conf");

    // specify default path & format for QSettings
    QSettings::setPath(QSettings::IniFormat, QSettings::UserScope, appPath);
#else
    // in non portable conf should go to ~/.conf/gpg4usb
    app.setOrganizationName("gpg4usb");
    qDebug() << "gpg4usb non portable build";
#endif

    /*QLocale ql(lang);
    foreach(QLocale l , QLocale::matchingLocales(ql.language(), ql.script(), ql.country())) {
        qDebug() << "l: " <<  l.bcp47Name();
    }*/

    // css
    QFile file(qApp->applicationDirPath() + "/css/default.css");
    file.open(QFile::ReadOnly);
    QString styleSheet = QLatin1String(file.readAll());
    qApp->setStyleSheet(styleSheet);
    file.close();

    /**
     * internationalisation. loop to restart mainwindow
     * with changed translation when settings change.
     */
    QSettings::setDefaultFormat(QSettings::IniFormat);
    QSettings settings;
    QTranslator translator, translator2;
    int return_from_event_loop_code;

    do {
        app.removeTranslator(&translator);
        app.removeTranslator(&translator2);

        QString lang = settings.value("int/lang", QLocale::system().name()).toString();
        if (lang.isEmpty()) {
            lang = QLocale::system().name();
        }

        translator.load("ts/gpg4usb_" +  lang, appPath);
        app.installTranslator(&translator);

        // set qt translations
        translator2.load("ts/qt_" + lang, appPath);
        app.installTranslator(&translator2);

        MainWindow window;
        return_from_event_loop_code = app.exec();

    } while( return_from_event_loop_code == RESTART_CODE);

    return  return_from_event_loop_code;
}