C++ KStandardDirs::addKDEDefaults方法代码示例

KdeSudo::KdeSudo(QWidget *parent, const char *name,const QString& icon, const QString& generic, bool withIgnoreButton)
	: KPasswordDialog(KPasswordDialog::Password, false, (withIgnoreButton ? User1: false), icon, parent, name)
{
	KCmdLineArgs *args = KCmdLineArgs::parsedArgs();

	QString defaultComment = i18n("<b>%1</b> needs administrative privileges. Please enter your password for verification.");
	p=NULL;
	bError=false;

	m_pCookie = new KCookie;

	// Set vars
	bool newDcop = args->isSet("newdcop");
	bool realtime = args->isSet("r");
	bool priority = args->isSet("p");
	bool showCommand = (!args->isSet("d"));
	bool changeUID = true;
	bool noExec = false;
	keepPwd = (!args->isSet("n"));
	emptyPwd = args->isSet("s");
	QString runas = args->getOption("u");
	QString cmd;

	if (!args->isSet("c") && !args->count() && (!args->isSet("s")))
	{
		KMessageBox::information(NULL, i18n("No command arguments supplied!\nUsage: kdesudo [-u <runas>] <command>\nKdeSudo will now exit..."));
		noExec = true;
	}

	p = new KProcess;
	p->clearArguments();

	// Parsins args

	/* Get the comment out of cli args */
	QByteArray commentBytes = args->getOption("comment");
	QTextCodec* tCodecConv = QTextCodec::codecForLocale();
	QString comment = tCodecConv->toUnicode(commentBytes, commentBytes.size());

	if (args->isSet("f"))
	{
		// If file is writeable, do not change uid
		QString filename = QFile::decodeName(args->getOption("f"));
		QString file = filename;
		if (!file.isEmpty())
		{
			if (file.at(0) != '/')
			{
				KStandardDirs dirs;
				dirs.addKDEDefaults();
				file = dirs.findResource("config", file);
				if (file.isEmpty())
				{
					kdError(1206) << "Config file not found: " << file << "\n";
					exit(1);
				}
			}
			QFileInfo fi(file);
			if (!fi.exists())
			{
				kdError(1206) << "File does not exist: " << file << "\n";
				exit(1);
			}
			if (fi.isWritable())
			{
				changeUID = false;
			}
		}
	}

	if (withIgnoreButton)
	{
		setButtonText(User1, i18n("&Ignore"));
	}

	// Apologies for the C code, taken from kdelibs/kdesu/kdesu_stub.c
	// KControl and other places need to use the user's existing DCOP server
	// For that we set DCOPSERVER.  Create a file in /tmp and use iceauth to add magic cookies
	// from the existing server and set ICEAUTHORITY to point to the file
	if (!newDcop) {
		dcopServer = m_pCookie->dcopServer();
		QCString dcopAuth = m_pCookie->dcopAuth();
		QCString iceAuth = m_pCookie->iceAuth();

		FILE *fout;
		char iceauthority[200];
		char *host, *auth;
		host = qstrdup(dcopServer);
		auth = qstrdup(iceAuth);
		int tempfile;
		int oldumask = umask(077);

		strcpy(iceauthority, "/tmp/iceauth.XXXXXXXXXX");
		tempfile = mkstemp(iceauthority);
		umask(oldumask);
		if (tempfile == -1) {
			kdError() << "error in kdesudo mkstemp" << endl;
			exit(1);
		} else {
			// close(tempfile); //FIXME why does this make the connect() call later crash?
//.........这里部分代码省略.........

static int startApp()
{
    KCmdLineArgs *args = KCmdLineArgs::parsedArgs();
    // Stop daemon and exit?
    if (args->isSet("s"))
    {
        KDEsuClient client;
        if (client.ping() == -1)
        {
            kdError(1206) << "Daemon not running -- nothing to stop\n";
            exit(1);
        }
        if (client.stopServer() != -1)
        {
            kdDebug(1206) << "Daemon stopped\n";
            exit(0);
        }
        kdError(1206) << "Could not stop daemon\n";
        exit(1);
    }

    QString icon;
    if ( args->isSet("i"))
	icon = args->getOption("i");	

    bool prompt = true;
    if ( args->isSet("d"))
	prompt = false;

    // Get target uid
    QCString user = args->getOption("u");
    QCString auth_user = user;
    struct passwd *pw = getpwnam(user);
    if (pw == 0L)
    {
        kdError(1206) << "User " << user << " does not exist\n";
        exit(1);
    }
    bool change_uid = (getuid() != pw->pw_uid);

    // If file is writeable, do not change uid
    QString file = QFile::decodeName(args->getOption("f"));
    if (change_uid && !file.isEmpty())
    {
        if (file.at(0) != '/')
        {
            KStandardDirs dirs;
            dirs.addKDEDefaults();
            file = dirs.findResource("config", file);
            if (file.isEmpty())
            {
                kdError(1206) << "Config file not found: " << file << "\n";
                exit(1);
            }
        }
        QFileInfo fi(file);
        if (!fi.exists())
        {
            kdError(1206) << "File does not exist: " << file << "\n";
            exit(1);
        }
        change_uid = !fi.isWritable();
    }

    // Get priority/scheduler
    QCString tmp = args->getOption("p");
    bool ok;
    int priority = tmp.toInt(&ok);
    if (!ok || (priority < 0) || (priority > 100))
    {
        KCmdLineArgs::usage(i18n("Illegal priority: %1").arg(tmp));
        exit(1);
    }
    int scheduler = SuProcess::SchedNormal;
    if (args->isSet("r"))
        scheduler = SuProcess::SchedRealtime;
    if ((priority > 50) || (scheduler != SuProcess::SchedNormal))
    {
        change_uid = true;
        auth_user = "root";
    }

    // Get command
    if (args->isSet("c"))
    {
        command = args->getOption("c");
        for (int i=0; i<args->count(); i++)
        {
            QString arg = QFile::decodeName(args->arg(i));
            KRun::shellQuote(arg);
            command += " ";
            command += QFile::encodeName(arg);
        }
    }
    else 
    {
        if( args->count() == 0 )
        {
            KCmdLineArgs::usage(i18n("No command specified."));
            exit(1);
//.........这里部分代码省略.........