lpqhelper.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 "lpqhelper.h"
#include "kmjob.h"
#include "kpipeprocess.h"
#include "lprsettings.h"
#include <kstandarddirs.h>
#include <kprocess.h>
#include <kdebug.h>
LpqHelper::LpqHelper(QObject *parent, const char *name)
: QObject(parent, name)
{
m_exepath = KStandardDirs::findExe("lpq");
}
LpqHelper::~LpqHelper()
{
}
KMJob* LpqHelper::parseLineLpr(const QString& line)
{
QString rank = line.left(7);
if (!rank[0].isDigit() && rank != "active")
return NULL;
KMJob *job = new KMJob;
job->setState((rank[0].isDigit() ? KMJob::Queued : KMJob::Printing));
job->setOwner(line.mid(7, 11).stripWhiteSpace());
job->setId(line.mid(18, 5).toInt());
job->setName(line.mid(23, 38).stripWhiteSpace());
int p = line.find(' ', 61);
if (p != -1)
{
job->setSize(line.mid(61, p-61).toInt() / 1000);
}
return job;
}
KMJob* LpqHelper::parseLineLPRng(const QString& line)
{
QString rank = line.left(7).stripWhiteSpace();
if (!rank[0].isDigit() && rank != "active" && rank != "hold")
return NULL;
KMJob *job = new KMJob;
job->setState((rank[0].isDigit() ? KMJob::Queued : (rank == "hold" ? KMJob::Held : KMJob::Printing)));
int p = line.find('@', 7), q = line.find(' ', 7);
job->setOwner(line.mid(7, QMIN(p,q)-7));
while (line[q].isSpace())
q++;
q++;
while (line[q].isSpace())
q++;
p = line.find(' ', q);
job->setId(line.mid(q, p-q).toInt());
while (line[p].isSpace())
p++;
q = p+25;
while (line[q].isDigit())
q--;
job->setName(line.mid(p, q-p).stripWhiteSpace());
job->setSize(line.mid(q+1, p+26-q).toInt() / 1000);
return job;
}
void LpqHelper::listJobs(QPtrList<KMJob>& jobs, const QString& prname, int limit)
{
KPipeProcess proc;
if (!m_exepath.isEmpty() && proc.open(m_exepath + " -P " + KProcess::quote(prname)))
{
QTextStream t(&proc);
QString line;
bool lprng = (LprSettings::self()->mode() == LprSettings::LPRng);
int count = 0;
while (!t.atEnd())
{
line = t.readLine().stripWhiteSpace();
if (line.startsWith("Rank"))
break;
}
while (!t.atEnd())
{
line = t.readLine();
if ( limit > 0 && count >= limit )
continue;
KMJob *job = (lprng ? parseLineLPRng(line) : parseLineLpr(line));
if (job)
{
job->setPrinter(prname);
job->setUri("lpd://"+prname+"/"+QString::number(job->id()));
jobs.append(job);
count++;
}
else
break;
}
proc.close();
}
}

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