kmrlprmanager.cpp
/*
* This file is part of the KDE libraries
* Copyright (c) 2001 Michael Goffioul <kdeprint@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 "kmrlprmanager.h"
#include "kmprinter.h"
#include <qfile.h>
#include <qfileinfo.h>
#include <qtextstream.h>
#include <qmap.h>
#include <kstandarddirs.h>
#include <klocale.h>
KMRlprManager::KMRlprManager(QObject *parent, const char *name, const QStringList & /*args*/)
: KMManager(parent,name)
{
setHasManagement(true);
setPrinterOperationMask(KMManager::PrinterCreation|KMManager::PrinterRemoval|KMManager::PrinterTesting);
}
KMRlprManager::~KMRlprManager()
{
}
bool KMRlprManager::createPrinter(KMPrinter *p)
{
if (p->name().isEmpty())
setErrorMsg(i18n("Empty printer name."));
else if (p->option("host").isEmpty())
setErrorMsg(i18n("Empty host name."));
else if (p->option("queue").isEmpty())
setErrorMsg(i18n("Empty queue name."));
else
{
KMPrinter *pr = new KMPrinter(*p);
addPrinter(pr);
savePrinters();
return true;
}
return false;
}
bool KMRlprManager::removePrinter(KMPrinter *p)
{
if (m_printers.findRef(p) == -1)
setErrorMsg(i18n("Printer not found."));
else
{
m_printers.removeRef(p);
savePrinters();
return true;
}
return false;
}
bool KMRlprManager::testPrinter(KMPrinter *)
{
setErrorMsg(i18n("Not implemented yet."));
return false;
}
void KMRlprManager::listPrinters()
{
QFileInfo pfi(printerFile());
if (pfi.exists() && (!m_checktime.isValid() || m_checktime < pfi.lastModified()))
{
loadPrintersConf(pfi.absFilePath());
m_checktime = pfi.lastModified();
}
else
discardAllPrinters(false);
}
void KMRlprManager::loadPrintersConf(const QString& filename)
{
QFile f(filename);
if (f.exists() && f.open(IO_ReadOnly))
{
QTextStream t(&f);
QString line;
while (!t.eof())
{
line = t.readLine().stripWhiteSpace();
if (line.isEmpty() || line[0] == '#')
continue;
QStringList w = QStringList::split('\t',line,true);
if (w.count() < 3)
continue;
KMPrinter *printer = new KMPrinter;
printer->setName(w[0]);
printer->setPrinterName(w[0]);
printer->setType(KMPrinter::Printer);
printer->setOption("host",w[1]);
printer->setOption("queue",w[2]);
if (w.count() > 3)
{
printer->setDescription(w[3]);
if (w.count() > 4) printer->setLocation(w[4]);
}
printer->setState(KMPrinter::Idle);
printer->setDevice(QString::fromLatin1("lpd://%1/%2").arg(w[1]).arg(w[2]));
addPrinter(printer);
}
}
}
void KMRlprManager::savePrinters()
{
savePrintersConf(printerFile());
}
void KMRlprManager::savePrintersConf(const QString& filename)
{
QFile f(filename);
if (f.open(IO_WriteOnly))
{
QTextStream t(&f);
t << "# File generated by KDE print system. Don't edit by hand." << endl;
QPtrListIterator<KMPrinter> it(m_printers);
for (;it.current();++it)
{
if (!it.current()->name().isEmpty() && it.current()->instanceName().isEmpty())
{
QString host = it.current()->option("host");
QString queue = it.current()->option("queue");
if (!host.isEmpty() && !queue.isEmpty())
{
t << it.current()->name() << '\t' << host << '\t' << queue;
t << '\t' << it.current()->description() << '\t' << it.current()->location() << endl;
}
}
}
}
}
QString KMRlprManager::printerFile()
{
return locateLocal("data","kdeprint/printers.conf");
}

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