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//===========================================
// Lumina-DE source code
// Copyright (c) 2016, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include <QDebug>
#include <QCoreApplication>
#include <QProcess>
#include <QString>
#include <QLockFile>
#include <QX11Info>
#include "session.h"
#include <LUtils.h>
#include <LDesktopUtils.h>
#include <LuminaOS.h>
#include <LuminaThemes.h>
#include <LuminaXDG.h>
#include <unistd.h>
#define DEBUG 0
int findAvailableSession(){
int num = 0;
while(QFile::exists("/tmp/.X11-unix/X"+QString::number(num))){ num++; }
return num;
}
int main(int argc, char ** argv)
{
bool unified = false;
if (argc > 1) {
if (QString(argv[1]) == QString("--version")){
qDebug() << LDesktopUtils::LuminaDesktopVersion();
return 0;
}else if(QString(argv[1]) == QString("--unified")){
unified = true;
}
}
if(!QFile::exists(LOS::LuminaShare())){
qDebug() << "Lumina does not appear to be installed correctly. Cannot find: " << LOS::LuminaShare();
return 1;
}
//Start X11 if needed
QString disp = QString(getenv("DISPLAY")).simplified();
if(disp.isEmpty()){
qDebug() << "No X11 session detected: Lumina will try to start one...";
//No X session found. Go ahead and re-init this binary within an xinit call
QString prog = QString(argv[0]).section("/",-1);
LUtils::isValidBinary(prog); //will adjust the path to be absolute
if(unified){ prog = prog+" --unified"; }
QStringList args; args << prog << "--" << ":"+QString::number(findAvailableSession());
//if(LUtils::isValidBinary("x11vnc")){ args << "--" << "-listen" << "tcp"; } //need to be able to VNC into this session
return QProcess::execute("xinit", args);
}
qDebug() << "Starting the Lumina desktop on current X11 session:" << disp;
//Check for any stale desktop lock files and clean them up
QString cfile = QDir::tempPath()+"/.LSingleApp-%1-%2-%3";
QString desk = "lumina-desktop";
if(unified){ desk.append("-unified"); }
cfile = cfile.arg( QString(getlogin()), desk, QString::number(QX11Info::appScreen()) );
if(QFile::exists(cfile)){
qDebug() << "Found Desktop Lock for X session:" << disp;
qDebug() << " - Disabling Lock and starting new desktop session";
QLockFile lock(cfile+"-lock");
if(lock.isLocked()){ lock.unlock(); }
QFile::remove(cfile);
}
if(QFile::exists(QDir::tempPath()+"/.luminastopping")){
QFile::remove(QDir::tempPath()+"/.luminastopping");
}
//Configure X11 monitors if needed
if(LUtils::isValidBinary("lumina-xconfig")){
qDebug() << " - Resetting monitor configuration to last-used settings";
QProcess::execute("lumina-xconfig --reset-monitors");
}
qDebug() << " - Starting the session...";
//Setup any initialization values
LTHEME::LoadCustomEnvSettings();
LXDG::setEnvironmentVars();
setenv("DESKTOP_SESSION","Lumina",1);
setenv("XDG_CURRENT_DESKTOP","Lumina",1);
unsetenv("QT_QPA_PLATFORMTHEME"); //causes issues with Lumina themes - not many people have this by default...
//Startup the session
QApplication a(argc, argv);
setenv("QT_QPA_PLATFORMTHEME","lthemeengine",1); //make sure this is after the QApplication - not actually using the theme plugin for **this** process
LSession sess;
sess.checkFiles(); //Make sure user files are created/installed first
sess.start(unified);
int retCode = a.exec();
qDebug() << "Finished Closing Down Lumina";
return retCode;
}
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