stub.cpp

/*
 *
 * $Id$
 *
 * This file is part of the KDE project, module tdesu.
 * Copyright (C) 1999,2000 Geert Jansen <jansen@kde.org>
 * 
 * This is free software; you can use this library under the GNU Library 
 * General Public License, version 2. See the file "COPYING.LIB" for the 
 * exact licensing terms.
 *
 * stub.cpp: Conversation with tdesu_stub.
 */
 
#include <config.h>
#include <stdlib.h>
#include <unistd.h>
 
#include <tqglobal.h>
#include <tqcstring.h>
#include <kdatastream.h>
 
#include <tdeapplication.h>
#include <kdebug.h>
#include <dcopclient.h>
 
#include "stub.h"
#include "kcookie.h"
 
 
StubProcess::StubProcess()
{
    m_User = "root";
    m_Scheduler = SchedNormal;
    m_Priority = 50;
    m_pCookie = new KCookie;
    m_bXOnly = true;
    m_bDCOPForwarding = false;
}
 
 
StubProcess::~StubProcess()
{
    delete m_pCookie;
}
 
 
void StubProcess::setPriority(int prio)
{
    if (prio > 100)
    m_Priority = 100;
    else if (prio < 0)
    m_Priority = 0;
    else
    m_Priority = prio;
}
 
 
TQCString StubProcess::commaSeparatedList(QCStringList lst)
{
    if (lst.count() == 0)
    return TQCString("");
 
    QCStringList::Iterator it = lst.begin();
    TQCString str = *it;
    for (it++; it!=lst.end(); it++) 
    {
    str += ',';
    str += *it;
    }
    return str;
}
    
/*
 * Conversation with tdesu_stub. This is how we pass the authentication
 * tokens (X11, DCOP) and other stuff to tdesu_stub.
 * return values: -1 = error, 0 = ok, 1 = kill me
 */
 
int StubProcess::ConverseStub(int check)
{
    TQCString line, tmp;
    while (1) 
    {
    line = readLine();
    if (line.isNull())
        return -1;
 
    if (line == "tdesu_stub") 
    {
        // This makes parsing a lot easier.
        enableLocalEcho(false);
        if (check) writeLine("stop");
        else writeLine("ok");
    } else if (line == "display") {
        writeLine(display());
    } else if (line == "display_auth") {
#ifdef TQ_WS_X11
        writeLine(displayAuth());
#else
        writeLine("");
#endif
    } else if (line == "dcopserver") {
        if (m_bDCOPForwarding)
           writeLine(dcopServer());
        else
           writeLine("no");
    } else if (line == "dcop_auth") {
        if (m_bDCOPForwarding)
           writeLine(dcopAuth());
        else
           writeLine("no");
    } else if (line == "ice_auth") {
        if (m_bDCOPForwarding)
           writeLine(iceAuth());
        else
           writeLine("no");
    } else if (line == "command") {
        writeLine(m_Command);
    } else if (line == "path") {
        TQCString path = getenv("PATH");
            if (!path.isEmpty() && path[0] == ':')
                path = path.mid(1);
        if (m_User == "root")
           if (!path.isEmpty())
              path = "/usr/local/sbin:/usr/sbin:/sbin:" + path;
           else
                  if (strcmp(__TDE_BINDIR, "/usr/bin") == 0) {
                  path = "/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin";
          }
          else {
              path = "/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:" __TDE_BINDIR ":/usr/bin:/bin";
          }
        writeLine(path);
    } else if (line == "user") {
        writeLine(m_User);
    } else if (line == "priority") {
        tmp.setNum(m_Priority);
        writeLine(tmp);
    } else if (line == "scheduler") {
        if (m_Scheduler == SchedRealtime) writeLine("realtime");
        else writeLine("normal");
    } else if (line == "xwindows_only") {
        if (m_bXOnly) writeLine("no");
        else writeLine("yes");
    } else if (line == "app_startup_id") {
        QCStringList env = environment();
        TQCString tmp;
        for( QCStringList::ConstIterator it = env.begin();
         it != env.end();
         ++it )
        {
        if( (*it).find( "DESKTOP_STARTUP_ID=" ) == 0 )
            tmp = (*it).mid( strlen( "DESKTOP_STARTUP_ID=" ));
        }
        if( tmp.isEmpty())
        tmp = "0";
        writeLine(tmp);
    } else if (line == "app_start_pid") { // obsolete
        tmp.setNum(getpid());
        writeLine(tmp);
    } else if (line == "environment") { // additional env vars
        QCStringList env = environment();
        for( QCStringList::ConstIterator it = env.begin();
         it != env.end();
         ++it )
        writeLine( *it );
        writeLine( "" );
    } else if (line == "end") {
        return 0;
    } else 
    {
        kdWarning(900) << k_lineinfo << "Unknown request: -->" << line 
                   << "<--\n";
        return 1;
    }
    }
 
    return 0;
}
 
 
void StubProcess::notifyTaskbar(const TQString &)
{
    kdWarning(900) << "Obsolete StubProcess::notifyTaskbar() called!" << endl;
}
 
void StubProcess::virtual_hook( int id, void* data )
{ PtyProcess::virtual_hook( id, data ); }