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//===========================================
// Lumina-DE source code
// Copyright (c) 2012, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include <QApplication>
#include <QX11Info>
#include <QProcess>
#include <QProcessEnvironment>
#include <QFile>
#include <QFileInfo>
#include <QString>
#include <QUrl>
#include <QDebug>
#include <QTranslator>
#include <QLocale>
#include <QMessageBox>
#include "LFileDialog.h"
#include <LuminaXDG.h>
#include <LuminaOS.h>
#ifndef PREFIX
#define PREFIX QString("/usr/local")
#endif
void printUsageInfo(){
qDebug() << "lumina-open: Application launcher for the Lumina Desktop Environment";
qDebug() << "Description: Given a file (with absolute path) or URL, this utility will try to find the appropriate application with which to open the file. If the file is a *.desktop application shortcut, it will just start the application appropriately. It can also perform a few specific system operations if given special flags.";
qDebug() << "Usage: lumina-open [-select] <absolute file path or URL>";
qDebug() << " lumina-open [-volumeup, -volumedown, -brightnessup, -brightnessdown]";
qDebug() << " [-select] (optional) flag to bypass any default application settings and show the application selector window";
qDebug() << "Special Flags:";
qDebug() << " \"-volume[up/down]\" Flag to increase/decrease audio volume by 5%";
qDebug() << " \"-brightness[up/down]\" Flag to increase/decrease screen brightness by 5%";
exit(1);
}
QString cmdFromUser(int argc, char **argv, QString inFile, QString extension, QString& path, bool showDLG=false){
//First check to see if there is a default for this extension
QString defApp = LFileDialog::getDefaultApp(extension);
if(extension=="directory" && defApp.isEmpty() && !showDLG){
//Just use the Lumina File Manager
return "lumina-fm";
}else if( !defApp.isEmpty() && !showDLG ){
bool ok = false;
XDGDesktop DF = LXDG::loadDesktopFile(defApp, ok);
if(ok){
QString exec = LXDG::getDesktopExec(DF);
if(!exec.isEmpty()){
qDebug() << "[lumina-open] Using default application:" << DF.name << "File:" << inFile;
if(!DF.path.isEmpty()){ path = DF.path; }
return exec;
}
}
//invalid default - reset it and continue on
LFileDialog::setDefaultApp(extension, "");
}
//No default set -- Start up the application selection dialog
QApplication a(argc, argv);
QTranslator translator;
QLocale mylocale;
QString langCode = mylocale.name();
if(!QFile::exists(PREFIX + "/share/Lumina-DE/i18n/lumina-open_" + langCode + ".qm") ){
langCode.truncate( langCode.indexOf("_") );
}
translator.load( QString("lumina-open_") + langCode, PREFIX + "/share/Lumina-DE/i18n/" );
a.installTranslator( &translator );
qDebug() << "Locale:" << langCode;
LFileDialog w;
if(inFile.startsWith(extension)){
//URL
w.setFileInfo(inFile, extension, false);
}else{
//File
if(inFile.endsWith("/")){ inFile.chop(1); }
w.setFileInfo(inFile.section("/",-1), extension, true);
}
w.show();
a.exec();
if(!w.appSelected){ exit(1); }
//Return the run path if appropriate
if(!w.appPath.isEmpty()){ path = w.appPath; }
//Just do the default application registration here for now
// might move it to the runtime phase later after seeing that the app has successfully started
if(w.setDefault){ LFileDialog::setDefaultApp(extension, w.appFile); }
else{ LFileDialog::setDefaultApp(extension, ""); }
//Now return the resulting application command
return w.appExec;
}
void getCMD(int argc, char ** argv, QString& binary, QString& args, QString& path){
//Get the input file
QString inFile;
bool showDLG = false; //flag to bypass any default application setting
if(argc > 1){
for(int i=1; i<argc; i++){
if(QString(argv[i]).simplified() == "-select"){
showDLG = true;
}else if(QString(argv[i]).simplified() == "-volumeup"){
LOS::changeAudioVolume(5); //increase 5%
return;
}else if(QString(argv[i]).simplified() == "-volumedown"){
LOS::changeAudioVolume(-5); //decrease 5%
return;
}else if(QString(argv[i]).simplified() == "-brightnessup"){
int bright = LOS::ScreenBrightness();
if(bright > 0){ //brightness control available
bright = bright+5; //increase 5%
if(bright>100){ bright = 100; }
LOS::setScreenBrightness(bright);
}
return;
}else if(QString(argv[i]).simplified() == "-brightnessdown"){
int bright = LOS::ScreenBrightness();
if(bright > 0){ //brightness control available
bright = bright-5; //decrease 5%
if(bright<0){ bright = 0; }
LOS::setScreenBrightness(bright);
}
return;
}else{
inFile = argv[i];
break;
}
}
}else{
printUsageInfo();
}
//Make sure that it is a valid file/URL
bool isFile=false; bool isUrl=false;
if(QFile::exists(inFile)){ isFile=true; }
else if(QUrl(inFile).isValid()){ isUrl=true; }
if( !isFile && !isUrl ){ qDebug() << "Error: Invalid file or URL"; return;}
//Determing the type of file (extension)
QString extension;
if(isFile){
QFileInfo info(inFile);
extension=info.completeSuffix();
if(info.isDir()){ extension="directory"; }
else if(info.isExecutable() && extension.isEmpty()){ extension="binary"; }
}else if(isUrl){ extension = inFile.section(":",0,0); }
//if not an application - find the right application to open the file
QString cmd;
bool useInputFile = false;
if(extension=="desktop" && !showDLG){
bool ok = false;
XDGDesktop DF = LXDG::loadDesktopFile(inFile, ok);
if(!ok){
qDebug() << "[ERROR] Input *.desktop file could not be read:" << inFile;
exit(1);
}
switch(DF.type){
case XDGDesktop::APP:
if(!DF.exec.isEmpty()){
cmd = LXDG::getDesktopExec(DF);
if(!DF.path.isEmpty()){ path = DF.path; }
}else{
qDebug() << "[ERROR] Input *.desktop application file is missing the Exec line:" << inFile;
exit(1);
}
break;
case XDGDesktop::LINK:
if(!DF.url.isEmpty()){
//This is a URL - so adjust the input variables appropriately
inFile = DF.url;
cmd.clear();
extension = inFile.section(":",0,0);
}else{
qDebug() << "[ERROR] Input *.desktop link file is missing the URL line:" << inFile;
exit(1);
}
break;
case XDGDesktop::DIR:
if(!DF.path.isEmpty()){
//This is a directory link - adjust inputs
inFile = DF.path;
cmd.clear();
extension = "directorypath";
}else{
qDebug() << "[ERROR] Input *.desktop directory file is missing the Path line:" << inFile;
exit(1);
}
break;
default:
qDebug() << "[ERROR] Unknown *.desktop file type:" << inFile;
exit(1);
}
}
if(cmd.isEmpty()){
if(extension=="binary"){ cmd = inFile; }
else{
//Find out the proper application to use this file/directory
useInputFile=true;
cmd = cmdFromUser(argc, argv, inFile, extension, path, showDLG);
}
}
//qDebug() << "Found Command:" << cmd << "Extension:" << extension;
//Clean up the command appropriately for output
if(cmd.contains("%")){cmd = cmd.remove("%U").remove("%u").remove("%F").remove("%f").simplified(); }
binary = cmd;
if(useInputFile){ args = inFile; }
}
int main(int argc, char **argv){
//Run all the actual code in a separate function to have as little memory usage
// as possible aside from the main application when running
//Make sure the XDG environment variables exist first
LXDG::setEnvironmentVars();
//now get the command
QString cmd, args, path;
getCMD(argc, argv, cmd, args, path);
//qDebug() << "Run CMD:" << cmd << args;
//Now run the command (move to execvp() later?)
if(cmd.isEmpty()){ return 0; } //no command to run (handled internally)
if(!args.isEmpty()){ cmd.append(" \""+args+"\""); }
int retcode = system( cmd.toUtf8() );
/*
QProcess *p = new QProcess();
p->setProcessEnvironment(QProcessEnvironment::systemEnvironment());
if(!path.isEmpty() && QFile::exists(path)){ p->setWorkingDirectory(path); }
p->start(cmd+" \""+args+"\"");
//Check the startup procedure
while(!p->waitForStarted(5000)){
if(p->state() == QProcess::NotRunning){
//bad/invalid start
qDebug() << "[lumina-open] Application did not startup properly:"<<cmd+" "+args;
return p->exitCode();
}else if(p->state() == QProcess::Running){
//This just missed the "started" signal - continue
break;
}
}
//Now check up on it once every minute until it is finished
while(!p->waitForFinished(60000)){
if(p->state() != QProcess::Running){ break; } //somehow missed the finished signal
}
int retcode = p->exitCode();*/
if(retcode!=0){
qDebug() << "[lumina-open] Application Error:" << retcode;
QMessageBox::critical(0,QObject::tr("Application Error"), QObject::tr("The following application experienced an error and needed to close:")+"\n\n"+cmd);
}
return retcode;
}
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