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lxqt-sudo-packaging/main.cpp

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3.4 KiB

/* BEGIN_COMMON_COPYRIGHT_HEADER
* (c)LGPL2+
*
* LXQt - a lightweight, Qt based, desktop toolset
* http://lxqt.org
*
* Copyright: 2015 LXQt team
* Authors:
* Palo Kisa <palo.kisa@gmail.com>
*
* This program or library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* END_COMMON_COPYRIGHT_HEADER */
#include <LXQt/Application>
#include "passworddialog.h"
#include <QTextStream>
#include <QMessageBox>
#include <QDebug>
extern const QString app_master;
const QString app_master{QStringLiteral(LXQTSUDO)};
const QString app_version{QStringLiteral(LXQT_VERSION)};
extern const QString sudo_prog;
extern int sudo(QStringList const & args, PasswordDialog & dlg);
extern const QString su_prog;
extern int su(QStringList const & args, PasswordDialog & dlg);
void usage(QString const & err = QString())
{
if (!err.isEmpty())
QTextStream(stderr) << err << '\n';
QTextStream(stdout)
<< QObject::tr("Usage: %1 [option] [command [arguments...]]\n\n"
"GUI frontend for %2/%3\n\n"
"Arguments:\n"
" option:\n"
" -h|--help Print this help.\n"
" -v|--version Print version information.\n"
" -s|--su Use %3(1) as backend (instead of the default %2(8)).\n"
" command Command to run.\n"
" arguments Optional arguments for command.\n\n").arg(app_master).arg(sudo_prog).arg(su_prog);
if (!err.isEmpty())
QMessageBox(QMessageBox::Critical, app_master, err, QMessageBox::Ok).exec();
}
void version()
{
QTextStream(stdout)
<< QObject::tr("%1 version %2\n").arg(app_master).arg(app_version);
}
enum backend_t
{
BACK_SUDO
, BACK_SU
};
int main(int argc, char **argv)
{
LXQt::Application app(argc, argv, true);
app.setQuitOnLastWindowClosed(false);
backend_t backend = BACK_SUDO;
QStringList args = app.arguments();
args.removeAt(0);
if (1 >= argc)
{
usage(QObject::tr("%1: no command to run provided!").arg(app_master));
return 1;
} else
{
//simple help check
std::string arg1(argv[1]);
if ("-h" == arg1 || "--help" == arg1)
{
usage();
return 0;
} else if ("-v" == arg1 || "--version" == arg1)
{
version();
return 0;
} else if ("-s" == arg1 || "--su" == arg1)
{
backend = BACK_SU;
args.removeAt(0);
}
//any other arguments we simply forward to sudo
}
PasswordDialog dlg(args);
dlg.setModal(true);
lxqtApp->setActiveWindow(&dlg);
switch (backend)
{
case BACK_SUDO:
return sudo(args, dlg);
case BACK_SU:
return su(args, dlg);
}
}