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/**************************************************************************
**
** This file is part of Qt SDK**
**
** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).*
**
** Contact: Nokia Corporation qt-info@nokia.com**
**
** No Commercial Usage
**
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception version
** 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you are unsure which license is appropriate for your use, please contact
** (qt-info@nokia.com).
**
**************************************************************************/
#include "adminauthorization.h"
#include "windows.h"
#include <QDir>
#include <QStringList>
#include <QVector>
#include <QDebug>
// from qprocess_win.cpp
static QString qt_create_commandline(const QString &program, const QStringList &arguments)
{
QString args;
if (!program.isEmpty()) {
QString programName = program;
if (!programName.startsWith(QLatin1Char('\"')) && !programName.endsWith(QLatin1Char('\"')) && programName.contains(QLatin1Char(' ')))
programName = QLatin1Char('\"') + programName + QLatin1Char('\"');
programName.replace(QLatin1Char('/'), QLatin1Char('\\'));
// add the prgram as the first arg ... it works better
args = programName + QLatin1Char(' ');
}
for (int i=0; i<arguments.size(); ++i) {
QString tmp = arguments.at(i);
// in the case of \" already being in the string the \ must also be escaped
tmp.replace( QLatin1String("\\\""), QLatin1String("\\\\\"") );
// escape a single " because the arguments will be parsed
tmp.replace( QLatin1Char('\"'), QLatin1String("\\\"") );
if (tmp.isEmpty() || tmp.contains(QLatin1Char(' ')) || tmp.contains(QLatin1Char('\t'))) {
// The argument must not end with a \ since this would be interpreted
// as escaping the quote -- rather put the \ behind the quote: e.g.
// rather use "foo"\ than "foo\"
QString endQuote(QLatin1Char('\"'));
int i = tmp.length();
while (i>0 && tmp.at(i-1) == QLatin1Char('\\')) {
--i;
endQuote += QLatin1Char('\\');
}
args += QLatin1String(" \"") + tmp.left(i) + endQuote;
} else {
args += QLatin1Char(' ') + tmp;
}
}
return args;
}
class AdminAuthorization::Private
{
public:
Private()
{
}
};
AdminAuthorization::AdminAuthorization()
{
}
AdminAuthorization::~AdminAuthorization()
{
}
bool AdminAuthorization::authorize()
{
setAuthorized();
emit authorized();
return true;
}
bool AdminAuthorization::hasAdminRights()
{
SID_IDENTIFIER_AUTHORITY authority = SECURITY_NT_AUTHORITY;
PSID adminGroup;
// Initialize SID.
if( !AllocateAndInitializeSid( &authority,
2,
SECURITY_BUILTIN_DOMAIN_RID,
DOMAIN_ALIAS_RID_ADMINS,
0, 0, 0, 0, 0, 0,
&adminGroup))
return false;
BOOL isInAdminGroup = FALSE;
if( !CheckTokenMembership( 0, adminGroup, &isInAdminGroup ))
isInAdminGroup = FALSE;
FreeSid( adminGroup );
return isInAdminGroup;
}
bool AdminAuthorization::execute( QWidget*, const QString& program, const QStringList& arguments )
{
qDebug() << Q_FUNC_INFO;
//const QString file = qt_create_commandline( program, QStringList() );
const QString args = qt_create_commandline( QString(), arguments );
const QString file = QDir::toNativeSeparators( program );
const int len = GetShortPathNameW( (wchar_t*)file.utf16(), 0, 0 );
if( len == 0 )
return false;
wchar_t* const buffer = new wchar_t[ len ];
GetShortPathName( (wchar_t*)file.utf16(), buffer, len );
SHELLEXECUTEINFOW TempInfo = { 0 };
TempInfo.cbSize = sizeof(SHELLEXECUTEINFOW);
TempInfo.fMask = 0;
TempInfo.hwnd = 0;
TempInfo.lpVerb = L"runas";
TempInfo.lpFile = buffer;
TempInfo.lpParameters = (wchar_t*)args.utf16();
TempInfo.lpDirectory = 0;
TempInfo.nShow = SW_NORMAL;
qDebug() << QLatin1String("\t starting elevated process with ::ShellExecuteExW( &TempInfo );");
const bool result = ::ShellExecuteExW( &TempInfo );
qDebug() << QLatin1String("\t after starting elevated process");
delete[] buffer;
return result;
}
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