smbview.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 "smbview.h"
#include <kprocess.h>
#include <ktempfile.h>
#include <qheader.h>
#include <qapplication.h>
#include <kiconloader.h>
#include <klocale.h>
#include <kdebug.h>
#include <kmessagebox.h>
#include <kcursor.h>
#include <qfile.h>
#include <qtextstream.h>
#include <cstdlib>
//*********************************************************************************************
SmbView::SmbView(QWidget *parent, const char *name)
: KListView(parent,name)
{
addColumn(i18n("Printer"));
addColumn(i18n("Comment"));
setFrameStyle(QFrame::WinPanel|QFrame::Sunken);
setLineWidth(1);
setAllColumnsShowFocus(true);
setRootIsDecorated(true);
m_state = Idle;
m_current = 0;
m_proc = new KProcess();
m_proc->setUseShell(true);
m_passwdFile = 0;
connect(m_proc,SIGNAL(processExited(KProcess*)),SLOT(slotProcessExited(KProcess*)));
connect(m_proc,SIGNAL(receivedStdout(KProcess*,char*,int)),SLOT(slotReceivedStdout(KProcess*,char*,int)));
connect(this,SIGNAL(selectionChanged(QListViewItem*)),SLOT(slotSelectionChanged(QListViewItem*)));
}
SmbView::~SmbView()
{
delete m_proc;
delete m_passwdFile;
}
void SmbView::setLoginInfos(const QString& login, const QString& password)
{
m_login = login;
m_password = password;
// We can't pass the password via the command line or the environment
// because the command line is publically accessible on most OSes and
// the environment is publically accessible on some OSes.
// Therefor we write the password to a file and pass that file to
// smbclient with the -A option
delete m_passwdFile;
m_passwdFile = new KTempFile;
m_passwdFile->setAutoDelete(true);
QTextStream *passwdFile = m_passwdFile->textStream();
if (!passwdFile) return; // Error
(*passwdFile) << "username = " << m_login << endl;
(*passwdFile) << "password = " << m_password << endl;
// (*passwdFile) << "domain = " << ???? << endl;
m_passwdFile->close();
}
void SmbView::startProcess(int state)
{
m_buffer = QString::null;
m_state = state;
QApplication::setOverrideCursor(KCursor::waitCursor());
m_proc->start(KProcess::NotifyOnExit,KProcess::Stdout);
emit running(true);
}
void SmbView::endProcess()
{
switch (m_state)
{
case GroupListing:
processGroups();
break;
case ServerListing:
processServers();
break;
case ShareListing:
processShares();
break;
default:
break;
}
m_state = Idle;
QApplication::restoreOverrideCursor();
emit running(false);
// clean up for future usage
m_proc->clearArguments();
}
void SmbView::slotProcessExited(KProcess*)
{
endProcess();
}
void SmbView::slotReceivedStdout(KProcess*, char *buf, int len)
{
m_buffer.append(QString::fromLocal8Bit(buf,len));
}
void SmbView::init()
{
// Open Samba configuration file and check if a WINS server is defined
m_wins_server = QString::null;
QString wins_keyword("wins server");
QFile smb_conf ("/etc/samba/smb.conf");
if (smb_conf.exists () && smb_conf.open (IO_ReadOnly))
{
QTextStream smb_stream (&smb_conf);
while (!smb_stream.atEnd ())
{
QString smb_line = smb_stream.readLine ();
if (smb_line.contains (wins_keyword, FALSE) > 0)
{
QString key = smb_line.section ('=', 0, 0);
key = key.stripWhiteSpace();
if (key.lower() == wins_keyword)
{
continue;
}
m_wins_server = smb_line.section ('=', 1, 1);
// take only the first declared WINS server
m_wins_server = m_wins_server.section(',', 0, 0);
m_wins_server = m_wins_server.stripWhiteSpace ();
m_wins_server = m_wins_server.section(' ', 0, 0);
// strip any server tag (see man smb.conf(5))
if (m_wins_server.section(':', 1, 1) != NULL)
{
m_wins_server = m_wins_server.section(':', 1, 1);
}
break;
}
}
smb_conf.close ();
}
m_wins_server = m_wins_server.isEmpty ()? " " : " -U " + m_wins_server + " ";
QString cmd ("nmblookup" + m_wins_server +
"-M -- - | grep '<01>' | awk '{print $1}' | xargs nmblookup -A | grep '<1d>'");
*m_proc << cmd;
startProcess(GroupListing);
}
void SmbView::setOpen(QListViewItem *item, bool on)
{
if (on && item->childCount() == 0)
{
if (item->depth() == 0)
{ // opening group
m_current = item;
*m_proc << "nmblookup"+m_wins_server+"-M ";
*m_proc << KProcess::quote(item->text(0));
*m_proc << " -S | grep '<20>' | sed -e 's/^[[:space:]]*//' -e 's/[[:space:]]*<20>.*//' | xargs -Iserv_name smbclient -N -L 'serv_name' -W ";
*m_proc << KProcess::quote(item->text(0));
*m_proc << " -A ";
*m_proc << KProcess::quote(m_passwdFile->name());
startProcess(ServerListing);
}
else if (item->depth() == 1)
{ // opening server
m_current = item;
*m_proc << "smbclient -N -L ";
*m_proc << KProcess::quote(item->text(0));
*m_proc << " -W ";
*m_proc << KProcess::quote(item->parent()->text(0));
*m_proc << " -A ";
*m_proc << KProcess::quote(m_passwdFile->name());
startProcess(ShareListing);
}
}
QListView::setOpen(item,on);
}
void SmbView::processGroups()
{
QStringList grps = QStringList::split('\n',m_buffer,false);
clear();
for (QStringList::ConstIterator it=grps.begin(); it!=grps.end(); ++it)
{
int p = (*it).find("<1d>");
if (p == -1)
continue;
QListViewItem *item = new QListViewItem(this,(*it).left(p).stripWhiteSpace());
item->setExpandable(true);
item->setPixmap(0,SmallIcon("network"));
}
}
void SmbView::processServers()
{
QStringList lines = QStringList::split('\n',m_buffer,true);
QString line;
uint index(0);
for (;index < lines.count();index++)
if (lines[index].stripWhiteSpace().startsWith("Server"))
break;
index += 2;
while (index < lines.count())
{
line = lines[index++].stripWhiteSpace();
if (line.isEmpty())
break;
QStringList words = QStringList::split(' ',line,false);
QListViewItem *item = new QListViewItem(m_current,words[0]);
item->setExpandable(true);
item->setPixmap(0,SmallIcon("kdeprint_computer"));
}
}
void SmbView::processShares()
{
QStringList lines = QStringList::split('\n',m_buffer,true);
QString line;
uint index(0);
for (;index < lines.count();index++)
if (lines[index].stripWhiteSpace().startsWith("Sharename"))
break;
index += 2;
while (index < lines.count())
{
line = lines[index++].stripWhiteSpace();
if (line.isEmpty())
break;
else if ( line.startsWith( "Error returning" ) )
{
KMessageBox::error( this, line );
break;
}
QString typestr(line.mid(15, 10).stripWhiteSpace());
//QStringList words = QStringList::split(' ',line,false);
//if (words[1] == "Printer")
if (typestr == "Printer")
{
QString comm(line.mid(25).stripWhiteSpace()), sharen(line.mid(0, 15).stripWhiteSpace());
//for (uint i=2; i<words.count(); i++)
// comm += (words[i]+" ");
//QListViewItem *item = new QListViewItem(m_current,words[0],comm);
QListViewItem *item = new QListViewItem(m_current,sharen,comm);
item->setPixmap(0,SmallIcon("kdeprint_printer"));
}
}
}
void SmbView::slotSelectionChanged(QListViewItem *item)
{
if (item && item->depth() == 2)
emit printerSelected(item->parent()->parent()->text(0),item->parent()->text(0),item->text(0));
}
void SmbView::abort()
{
if (m_proc->isRunning())
m_proc->kill();
}
#include "smbview.moc"

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