lprsettings.cpp

/*
 *  This file is part of the KDE libraries
 *  Copyright (c) 2001,2002 Michael Goffioul <tdeprint@swing.be>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Library General Public
 *  License version 2 as published by the Free Software Foundation.
 *
 *  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
 *  Library General Public License for more details.
 *
 *  You should have received a copy of the GNU Library General Public License
 *  along with this library; see the file COPYING.LIB.  If not, write to
 *  the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 *  Boston, MA 02110-1301, USA.
 **/
 
#include "lprsettings.h"
#include "kmmanager.h"
#include "kmfactory.h"
 
#include <tdeconfig.h>
#include <tqfile.h>
#include <tqtextstream.h>
 
#define LPDCONF "/etc/lpd.conf"
#define PRINTCAP "/etc/printcap"
 
LprSettings* LprSettings::m_self = 0;
 
LprSettings::LprSettings(TQObject *parent, const char *name)
: TQObject(parent, name), KPReloadObject(true)
{
    init();
}
 
LprSettings::~LprSettings()
{
    m_self = 0;
}
 
LprSettings* LprSettings::self()
{
    if (!m_self)
    {
        m_self = new LprSettings(KMManager::self(), "LprSettings");
    }
    return m_self;
}
 
void LprSettings::init()
{
    // LPR/LPRng mode
    TDEConfig   *conf = KMFactory::self()->printConfig();
    conf->setGroup("LPR");
    TQString    modestr = conf->readEntry("Mode");
    if (modestr == "LPRng")
        m_mode = LPRng;
    else if (modestr == "LPR")
        m_mode = LPR;
    else
    {
        // try to guess
        if (TQFile::exists(LPDCONF))
            m_mode = LPRng;
        else
            m_mode = LPR;
    }
 
    // Printcap file
    m_printcapfile = TQString();
    m_local = true;
 
    // Spool directory
    m_spooldir = "/var/spool/lpd";
}
 
TQString LprSettings::printcapFile()
{
    if (m_printcapfile.isEmpty())
    {
        // default value
        m_printcapfile = PRINTCAP;
        if (m_mode == LPRng)
        {
            // look into /etc/lpd/conf file
            TQFile cf(LPDCONF);
            if (cf.open(IO_ReadOnly))
            {
                TQTextStream    t(&cf);
                TQString    line;
                while (!t.atEnd())
                {
                    line = t.readLine().stripWhiteSpace();
                    if (line.startsWith("printcap_path"))
                    {
                        TQString    filename = line.mid(14).stripWhiteSpace();
                        if (filename[0] != '|')
                            m_printcapfile = filename;
                        else
                        {
                            // should download the printcap file
                            // and set m_local to false
                        }
                    }
                }
            }
        }
    }
    return m_printcapfile;
}
 
TQString LprSettings::defaultRemoteHost()
{
    if (m_defaultremotehost.isEmpty())
    {
        m_defaultremotehost = "localhost";
        TQFile cf(LPDCONF);
        if (cf.open(IO_ReadOnly))
        {
            TQTextStream    t(&cf);
            TQString    line;
            while (!t.atEnd())
            {
                line = t.readLine().stripWhiteSpace();
                if (line.startsWith("default_remote_host"))
                {
                    TQString    hostname = line.mid(20).stripWhiteSpace();
                    m_defaultremotehost = hostname;
                }
            }
        }       
    }
    return m_defaultremotehost;
}
 
void LprSettings::reload()
{
}
 
void LprSettings::configChanged()
{
    init();
}