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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 "kmwsocketutil.h"
#include <tqprogressbar.h>
#include <tqlineedit.h>
#include <tqlabel.h>
#include <tqcombobox.h>
#include <tqpushbutton.h>
#include <kmessagebox.h>
#include <tqlayout.h>
#include <tqregexp.h>
#include <knumvalidator.h>
#include <tdeapplication.h>
#include <klocale.h>
#include <kextsock.h>
#include <kdebug.h>
#include <unistd.h>
TQString localRootIP();
//----------------------------------------------------------------------------------------
SocketConfig::SocketConfig(KMWSocketUtil *util, TQWidget *parent, const char *name)
: KDialogBase(parent, name, true, TQString::null, Ok|Cancel, Ok, true)
{
TQWidget *dummy = new TQWidget(this);
setMainWidget(dummy);
KIntValidator *val = new KIntValidator( this );
TQLabel *masklabel = new TQLabel(i18n("&Subnetwork:"),dummy);
TQLabel *portlabel = new TQLabel(i18n("&Port:"),dummy);
TQLabel *toutlabel = new TQLabel(i18n("&Timeout (ms):"),dummy);
TQLineEdit *mm = new TQLineEdit(dummy);
mm->setText(TQString::fromLatin1(".[0-255]"));
mm->setReadOnly(true);
mm->setFixedWidth(fontMetrics().width(mm->text())+10);
mask_ = new TQLineEdit(dummy);
mask_->setAlignment(Qt::AlignRight);
port_ = new TQComboBox(true,dummy);
if ( port_->lineEdit() )
port_->lineEdit()->setValidator( val );
tout_ = new TQLineEdit(dummy);
tout_->setValidator( val );
masklabel->setBuddy(mask_);
portlabel->setBuddy(port_);
toutlabel->setBuddy(tout_);
mask_->setText(util->root_);
port_->insertItem("631");
port_->insertItem("9100");
port_->insertItem("9101");
port_->insertItem("9102");
port_->setEditText(TQString::number(util->port_));
tout_->setText(TQString::number(util->timeout_));
TQGridLayout *main_ = new TQGridLayout(dummy, 3, 2, 0, 10);
TQHBoxLayout *lay1 = new TQHBoxLayout(0, 0, 5);
main_->addWidget(masklabel, 0, 0);
main_->addWidget(portlabel, 1, 0);
main_->addWidget(toutlabel, 2, 0);
main_->addLayout(lay1, 0, 1);
main_->addWidget(port_, 1, 1);
main_->addWidget(tout_, 2, 1);
lay1->addWidget(mask_,1);
lay1->addWidget(mm,0);
resize(250,130);
setCaption(i18n("Scan Configuration"));
}
SocketConfig::~SocketConfig()
{
}
void SocketConfig::slotOk()
{
TQString msg;
TQRegExp re("(\\d{1,3})\\.(\\d{1,3})\\.(\\d{1,3})");
if (!re.exactMatch(mask_->text()))
msg = i18n("Wrong subnetwork specification.");
else
{
for (int i=1; i<=3; i++)
if (re.cap(i).toInt() >= 255)
{
msg = i18n("Wrong subnetwork specification.");
break;
}
}
bool ok(false);
int v = tout_->text().toInt(&ok);
if (!ok || v <= 0)
msg = i18n("Wrong timeout specification.");
v = port_->currentText().toInt(&ok);
if (!ok || v <= 0)
msg = i18n("Wrong port specification.");
if (!msg.isEmpty())
{
KMessageBox::error(this,msg);
return;
}
KDialogBase::slotOk();
}
//----------------------------------------------------------------------------------------
KMWSocketUtil::KMWSocketUtil()
{
printerlist_.setAutoDelete(true);
root_ = localRootIP();
port_ = 9100;
timeout_ = 50;
}
bool KMWSocketUtil::checkPrinter(const TQString& IPstr, int port, TQString* hostname)
{
KExtendedSocket sock(IPstr, port, KExtendedSocket::inetSocket|KExtendedSocket::streamSocket);
bool result(false);
sock.setTimeout(0, timeout_ * 1000);
if (sock.connect() == 0)
{
if (hostname)
{
TQString portname;
KExtendedSocket::resolve((TDESocketAddress*)(sock.peerAddress()), *hostname, portname);
}
result = true;
}
sock.close();
return result;
}
bool KMWSocketUtil::scanNetwork(TQProgressBar *bar)
{
printerlist_.setAutoDelete(true);
printerlist_.clear();
int n(256);
if (bar)
bar->setTotalSteps(n);
for (int i=0; i<n; i++)
{
TQString IPstr = root_ + "." + TQString::number(i);
TQString hostname;
if (checkPrinter(IPstr, port_, &hostname))
{ // we found a printer at this address, create SocketInfo entry in printer list
SocketInfo *info = new SocketInfo;
info->IP = IPstr;
info->Port = port_;
info->Name = hostname;
printerlist_.append(info);
}
if (bar)
{
bar->setProgress(i);
kapp->flushX();
}
}
return true;
}
void KMWSocketUtil::configureScan(TQWidget *parent)
{
SocketConfig *dlg = new SocketConfig(this,parent);
if (dlg->exec())
{
root_ = dlg->mask_->text();
port_ = dlg->port_->currentText().toInt();
timeout_ = dlg->tout_->text().toInt();
}
delete dlg;
}
//----------------------------------------------------------------------------------------
TQString localRootIP()
{
char buf[256];
buf[0] = '\0';
if (!gethostname(buf, sizeof(buf)))
buf[sizeof(buf)-1] = '\0';
TQPtrList<KAddressInfo> infos = KExtendedSocket::lookup(buf, TQString::null);
infos.setAutoDelete(true);
if (infos.count() > 0)
{
TQString IPstr = infos.first()->address()->nodeName();
int p = IPstr.findRev('.');
IPstr.truncate(p);
return IPstr;
}
return TQString::null;
}
#include "kmwsocketutil.moc"
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