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/***************************************************************************
* Copyright (C) 2006-2010 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 <QDir>
#include <QLocalServer>
#include <QLocalSocket>
#include <cstdlib>
#include <iostream>
#include <unistd.h>
#include <sys/types.h>
#include <string.h>
#include <qmmpui/commandlinemanager.h>
#include "mainwindow.h"
#include "qmmpstarter.h"
#include "builtincommandlineoption.h"
#ifdef Q_OS_WIN32
#define UDS_PATH QString("qmmp")
#else
#define UDS_PATH QString("/tmp/qmmp.sock.%1").arg(getuid()).toAscii().constData()
#endif
using namespace std;
QMMPStarter::QMMPStarter(int argc,char **argv, QObject* parent) : QObject(parent), mw(NULL)
{
m_option_manager = new BuiltinCommandLineOption(this);
QStringList tmp;
for (int i = 1;i < argc;i++)
tmp << QString::fromLocal8Bit(argv[i]).trimmed();
argString = tmp.join("\n");
QHash <QString, QStringList> commands = m_option_manager->splitArgs(tmp);
if(commands.keys().contains("--help"))
{
printUsage();
exit(0);
}
if(commands.keys().contains("--version"))
{
printVersion();
exit(0);
}
if(!commands.isEmpty())
{
foreach(QString arg, commands.keys())
{
if(!m_option_manager->identify(arg) && !CommandLineManager::hasOption(arg) &&
arg != "--no-start")
{
cout << qPrintable(tr("Unknown command")) << endl;
exit(0);
}
}
}
m_server = new QLocalServer(this);
m_socket = new QLocalSocket(this);
bool noStart = commands.keys().contains("--no-start");
if(!noStart && m_server->listen (UDS_PATH)) //trying to create server
{
startMainWindow();
}
else if(QFile::exists(UDS_PATH))
{
m_socket->connectToServer(UDS_PATH); //connecting
m_socket->waitForConnected();
if(!m_socket->isValid()) //invalid connection
{
if(!QLocalServer::removeServer(UDS_PATH))
{
qWarning("QMMPStarter: unable to remove invalid socket file");
exit(1);
return;
}
qWarning("QMMPStarter: removed invalid socket file");
if(noStart)
exit(0);
else if(m_server->listen (UDS_PATH))
startMainWindow();
else
{
qWarning("QMMPStarter: server error: %s", qPrintable(m_server->errorString()));
exit(1);
}
}
else
writeCommand();
}
else
exit(0);
}
QMMPStarter::~ QMMPStarter()
{
if (mw)
delete mw;
}
void QMMPStarter::startMainWindow()
{
connect(m_server, SIGNAL(newConnection()), SLOT(readCommand()));
QStringList arg_l = argString.split("\n", QString::SkipEmptyParts);
mw = new MainWindow(arg_l,m_option_manager,0);
}
void QMMPStarter::writeCommand()
{
if (!argString.isEmpty())
{
QString workingDir = QDir::currentPath() + "\n";
QByteArray barray;
barray.append(workingDir.toUtf8 ());
barray.append(argString.toUtf8 ());
while(!barray.isEmpty())
{
qint64 size = m_socket->write(barray);
barray.remove(0, size);
}
m_socket->flush();
//reading answer
if(m_socket->waitForReadyRead(1500))
cout << m_socket->readAll().data();
}
else
{
printUsage();
}
exit(0);
}
void QMMPStarter::readCommand()
{
QLocalSocket *socket = m_server->nextPendingConnection();
socket->waitForReadyRead();
QByteArray inputArray = socket->readAll();
if(inputArray.isEmpty())
return;
QStringList slist = QString::fromUtf8(inputArray.data()).split("\n",QString::SkipEmptyParts);
QString cwd = slist.takeAt(0);
QString out = mw ? mw->processCommandArgs(slist, cwd) : QString();
if(!out.isEmpty())
{
//writing answer
socket->write(out.toLocal8Bit());
socket->flush();
}
socket->deleteLater();
}
void QMMPStarter::printUsage()
{
cout << qPrintable(tr("Usage: qmmp [options] [files]")) << endl;
cout << qPrintable(tr("Options:")) << endl;
cout << "--------" << endl;
cout << qPrintable(m_option_manager->helpString()) << endl;
CommandLineManager::printUsage();
cout << "--no-start " << qPrintable(tr("Don't start the application")) << endl;
cout << "--help " << qPrintable(tr("Display this text and exit")) << endl;
cout << "--version " << qPrintable(tr("Print version number and exit")) << endl;
cout << qPrintable(tr("Ideas, patches, bugreports send to forkotov02@hotmail.ru")) << endl;
}
void QMMPStarter::printVersion()
{
cout << qPrintable(tr("QMMP version:")) << " " << qPrintable(Qmmp::strVersion()) << endl;
cout << qPrintable(tr("Qt version:")) << " " << QT_VERSION_STR << endl;
}
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