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// Copyright © 2010-2012 b0ris
//.
// 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.
#ifdef WIN32
#define ClientName "client.exe"
#define PathSlash "\\"
#else
#define ClientName "client"
#define PathSlash "/"
#endif
#include <QFileInfo>
#include <QProcess>
#include <QString>
#include <string>
#include "Logger.h"
using std::string;
int main(int argc, char* argv[])
{
Logger::Info("Starting updater application\n");
string path = argv[0];
QString dir;
size_t p = path.find_last_of(PathSlash);
if (p == string::npos)
{
dir = QString::fromStdString(".");
}
else
{
dir = QString::fromStdString(path.substr(0, p));
}
Logger::Trace("Application path: %s\n", dir.toStdString().c_str());
// check if whether client.bin.latest exists
// it shoultd be renamed to client.exe (on Windows) ot just client (on Linux)
QFileInfo binInfo(dir + PathSlash +"client.bin.latest");
if (! binInfo.exists())
{
Logger::Fatal("New client version not present.\n");
Logger::Fatal("Terminating.\n");
return -1;
}
// remove old client binary
QFile client(dir + PathSlash + ClientName);
if (client.exists())
{
Logger::Trace("Removing old client executable\n");
if (! client.remove())
{
Logger::Fatal("Can't remove %s\n", client.fileName().toStdString().c_str());
return -1;
}
}
else
{
Logger::Warn("Client executable is absent\n");
}
// copy client.bin.lates to client.exe or client
if (QFile::copy(dir + PathSlash + "client.bin.latest", dir + PathSlash + ClientName))
{
Logger::Info("Client successfully updated\n");
}
else
{
Logger::Fatal("Can't copy 'client.bin.latest'\n");
return -1;
}
// starting client process
QString program(dir + PathSlash + ClientName);
if (! QProcess::startDetached(program))
{
Logger::Fatal("Failed to start client application\n");
return -1;
}
return 0;
}
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