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103 lines
2.9 KiB
103 lines
2.9 KiB
/*
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* This file is part of the KDE libraries
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* Copyright (c) 2001 Michael Goffioul <tdeprint@swing.be>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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**/
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#include <config.h>
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#include "kmwlpd.h"
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#include "kmwizard.h"
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#include "kmprinter.h"
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#include <kurl.h>
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#include <tdelocale.h>
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#include <tqlabel.h>
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#include <kdebug.h>
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#include <tqlineedit.h>
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#include <tdemessagebox.h>
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#include <kextsock.h>
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static bool checkLpdQueue(const char *host, const char *queue);
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//********************************************************************************************************
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KMWLpd::KMWLpd(TQWidget *parent, const char *name)
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: KMWInfoBase(2,parent,name)
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{
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m_ID = KMWizard::LPD;
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m_title = i18n("LPD Queue Information");
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m_nextpage = KMWizard::Driver;
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setInfo(i18n("<p>Enter the information concerning the remote LPD queue; "
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"this wizard will check it before continuing.</p>"));
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setLabel(0,i18n("Host:"));
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setLabel(1,i18n("Queue:"));
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}
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bool KMWLpd::isValid(TQString& msg)
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{
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if (text(0).isEmpty() || text(1).isEmpty())
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{
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msg = i18n("Some information is missing.");
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return false;
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}
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// check LPD queue
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if (!checkLpdQueue(text(0).latin1(),text(1).latin1()))
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{
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if (KMessageBox::warningContinueCancel(this, i18n("Cannot find queue %1 on server %2; do you want to continue anyway?").arg(text(1)).arg(text(0))) == KMessageBox::Cancel)
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return false;
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}
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return true;
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}
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void KMWLpd::updatePrinter(KMPrinter *p)
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{
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TQString dev = TQString::fromLatin1("lpd://%1/%2").arg(text(0)).arg(text(1));
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p->setDevice(dev);
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}
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//*******************************************************************************************************
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bool checkLpdQueue(const char *host, const char *queue)
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{
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KExtendedSocket sock(host, "printer", KExtendedSocket::streamSocket);
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sock.setBlockingMode(true);
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if (sock.connect() != 0)
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return false;
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char res[64] = {0};
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snprintf(res,64,"%c%s\n",(char)4,queue);
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if (sock.tqwriteBlock(res, strlen(res)) != (TQ_LONG)(strlen(res)))
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return false;
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char buf[1024] = {0};
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int n, tot(1);
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while ((n = sock.tqreadBlock(res, 63)) > 0)
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{
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res[n] = 0;
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tot += n;
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if (tot >= 1024)
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break;
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else
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strcat(buf, res);
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}
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sock.close();
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if (strlen(buf) == 0 || strstr(buf, "unknown printer") != NULL)
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return false;
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return true;
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}
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