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-rw-r--r--tdeprint/management/kmwlpd.cpp102
1 files changed, 102 insertions, 0 deletions
diff --git a/tdeprint/management/kmwlpd.cpp b/tdeprint/management/kmwlpd.cpp
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+++ b/tdeprint/management/kmwlpd.cpp
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+/*
+ * This file is part of the KDE libraries
+ * Copyright (c) 2001 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 <config.h>
+#include "kmwlpd.h"
+#include "kmwizard.h"
+#include "kmprinter.h"
+
+#include <kurl.h>
+#include <klocale.h>
+#include <tqlabel.h>
+#include <kdebug.h>
+#include <tqlineedit.h>
+#include <kmessagebox.h>
+#include <kextsock.h>
+
+static bool checkLpdQueue(const char *host, const char *queue);
+
+//********************************************************************************************************
+
+KMWLpd::KMWLpd(TQWidget *parent, const char *name)
+: KMWInfoBase(2,parent,name)
+{
+ m_ID = KMWizard::LPD;
+ m_title = i18n("LPD Queue Information");
+ m_nextpage = KMWizard::Driver;
+
+ setInfo(i18n("<p>Enter the information concerning the remote LPD queue; "
+ "this wizard will check it before continuing.</p>"));
+ setLabel(0,i18n("Host:"));
+ setLabel(1,i18n("Queue:"));
+}
+
+bool KMWLpd::isValid(TQString& msg)
+{
+ if (text(0).isEmpty() || text(1).isEmpty())
+ {
+ msg = i18n("Some information is missing.");
+ return false;
+ }
+
+ // check LPD queue
+ if (!checkLpdQueue(text(0).latin1(),text(1).latin1()))
+ {
+ 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)
+ return false;
+ }
+ return true;
+}
+
+void KMWLpd::updatePrinter(KMPrinter *p)
+{
+ QString dev = TQString::tqfromLatin1("lpd://%1/%2").arg(text(0)).arg(text(1));
+ p->setDevice(dev);
+}
+
+//*******************************************************************************************************
+
+bool checkLpdQueue(const char *host, const char *queue)
+{
+ KExtendedSocket sock(host, "printer", KExtendedSocket::streamSocket);
+ sock.setBlockingMode(true);
+ if (sock.connect() != 0)
+ return false;
+
+ char res[64] = {0};
+ snprintf(res,64,"%c%s\n",(char)4,queue);
+ if (sock.tqwriteBlock(res, strlen(res)) != (TQ_LONG)(strlen(res)))
+ return false;
+
+ char buf[1024] = {0};
+ int n, tot(1);
+ while ((n = sock.tqreadBlock(res, 63)) > 0)
+ {
+ res[n] = 0;
+ tot += n;
+ if (tot >= 1024)
+ break;
+ else
+ strcat(buf, res);
+ }
+ sock.close();
+ if (strlen(buf) == 0 || strstr(buf, "unknown printer") != NULL)
+ return false;
+ return true;
+}