/***************************************************************************
* Copyright (C) 2006 by Ilya Kotov *
* forkotov02@hotmail.ru *
* *
* 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; if not, write to the *
* Free Software Foundation, Inc., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#include <QApplication>
#include "unixdomainsocket.h"
#include <unistd.h>
#include "mainwindow.h"
#include "version.h"
#include "qmmpstarter.h"
#define MAXCOMMANDSIZE 1024
QMMPStarter::QMMPStarter(int argc,char ** argv,QObject* parent) : QObject(parent),mw(NULL)
{
QStringList tmp;
for(int i = 1;i < argc;i++)
tmp << QString::fromLocal8Bit(argv[i]);
argString = tmp.join("\n");
if(argString == "--help")
{
printUsage();
exit(0);
}
else if(argString == "--version")
{
printVersion();
exit(0);
}
if(argString.startsWith("--") && // command?
argString != "--play" &&
argString != "--previous" &&
argString != "--next" &&
argString != "--stop" &&
argString != "--pause" &&
argString != "--play-pause"
)
{
qFatal("QMMP: Unknown command...");
exit(1);
}
m_sock = new UnixDomainSocket(this);
if(m_sock->bind(UDS_PATH))
{
startMainWindow();
}
else if(!m_sock->alive(UDS_PATH)){
// Socket is present but not connectable - application was terminated previously???
unlink(UDS_PATH);
if(m_sock->bind(UDS_PATH))
{
startMainWindow();
}
else
{
qDebug("Fatal socket error, exiting");
exit(1);
}
}
else // socket is alive, qmmp application is already running. passing command to it!
writeCommand();
}
QMMPStarter::~ QMMPStarter()
{
qWarning("QMMPStarter::~ QMMPStarter()");
if(mw) delete mw;
}
void QMMPStarter::startMainWindow()
{
connect(m_sock, SIGNAL(readyRead()),this, SLOT(readCommand()));
QStringList arg_l = argString.split("\n", QString::SkipEmptyParts);
mw = new MainWindow(arg_l,0);
}
void QMMPStarter::writeCommand()
{
if(!argString.isEmpty())
{
char buf[PATH_MAX + 1];
QString workingDir = QString(getcwd(buf,PATH_MAX)) + "\n";
QByteArray barray;
barray.append(workingDir);
barray.append(argString);
m_sock->writeDatagram ( barray.data(),UDS_PATH);
}
else
{
printUsage();
}
exit(0);
}
void QMMPStarter::readCommand()
{
QByteArray inputArray;
inputArray.resize(MAXCOMMANDSIZE);
bzero(inputArray.data(),inputArray.size());
m_sock->readDatagram(inputArray.data(), inputArray.size());
QStringList slist = QString(inputArray).split("\n",QString::SkipEmptyParts);
QString cwd = slist.takeAt(0);
if(mw)
{
mw->processCommandArgs(slist,cwd);
}
}
void QMMPStarter::printUsage()
{
qWarning(
"Usage: qmmp [options] [files] \n"
"Options:\n"
"--------\n"
"--help Display this text and exit.\n"
"--previous Skip backwards in playlist\n"
"--play Start playing current playlist\n"
"--pause Pause current song\n"
"--play-pause Pause if playing, play otherwise\n"
"--stop Stop current song\n"
"--next Skip forward in playlist\n"
"--version Print version number and exit.\n\n"
"Ideas, patches, bugreports send to forkotov02@hotmail.ru\n"
);
}
void QMMPStarter::printVersion()
{
qWarning("QMMP version: %s",QMMP_STR_VERSION);
}
