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k3b/libk3b/jobs/k3bclonejob.cpp

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/*
*
* $Id: k3bclonejob.cpp 619556 2007-01-03 17:38:12Z trueg $
* Copyright (C) 2003 Sebastian Trueg <trueg@k3b.org>
*
* This file is part of the K3b project.
* Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* See the file "COPYING" for the exact licensing terms.
*/
#include "k3bclonejob.h"
#include <k3breadcdreader.h>
#include <k3bcdrecordwriter.h>
#include <k3bexternalbinmanager.h>
#include <k3bdevice.h>
#include <k3bdevicehandler.h>
#include <k3bglobals.h>
#include <k3bcore.h>
#include <k3bclonetocreader.h>
#include <kdebug.h>
#include <tdelocale.h>
#include <tqfile.h>
#include <tqfileinfo.h>
class K3bCloneJob::Private
{
public:
Private()
: doneCopies(0) {
}
int doneCopies;
};
K3bCloneJob::K3bCloneJob( K3bJobHandler* hdl, TQObject* parent, const char* name )
: K3bBurnJob( hdl, parent, name ),
m_writerDevice(0),
m_readerDevice(0),
m_writerJob(0),
m_readcdReader(0),
m_removeImageFiles(false),
m_canceled(false),
m_running(false),
m_simulate(false),
m_speed(1),
m_copies(1),
m_onlyCreateImage(false),
m_onlyBurnExistingImage(false),
m_readRetries(128)
{
d = new Private;
}
K3bCloneJob::~K3bCloneJob()
{
delete d;
}
void K3bCloneJob::start()
{
jobStarted();
m_canceled = false;
m_running = true;
// TODO: check the cd size and warn the user if not enough space
//
// We first check if cdrecord has clone support
// The readcdReader will check the same for readcd
//
const K3bExternalBin* cdrecordBin = k3bcore->externalBinManager()->binObject( "cdrecord" );
if( !cdrecordBin ) {
emit infoMessage( i18n("Could not find %1 executable.").arg("cdrecord"), ERROR );
jobFinished(false);
m_running = false;
return;
}
else if( !cdrecordBin->hasFeature( "clone" ) ) {
emit infoMessage( i18n("Cdrecord version %1 does not have cloning support.").arg(cdrecordBin->version), ERROR );
jobFinished(false);
m_running = false;
return;
}
if( (!m_onlyCreateImage && !writer()) ||
(!m_onlyBurnExistingImage && !readingDevice()) ) {
emit infoMessage( i18n("No device set."), ERROR );
jobFinished(false);
m_running = false;
return;
}
if( !m_onlyCreateImage ) {
if( !writer()->supportsWritingMode( K3bDevice::RAW_R96R ) &&
!writer()->supportsWritingMode( K3bDevice::RAW_R16 ) ) {
emit infoMessage( i18n("CD writer %1 does not support cloning.")
.arg(writer()->vendor())
.arg(writer()->description()), ERROR );
m_running = false;
jobFinished(false);
return;
}
}
if( m_imagePath.isEmpty() ) {
m_imagePath = K3b::findTempFile( "img" );
}
else if( TQFileInfo(m_imagePath).isDir() ) {
m_imagePath = K3b::findTempFile( "img", m_imagePath );
}
if( m_onlyBurnExistingImage ) {
startWriting();
}
else {
emit burning( false );
prepareReader();
if( waitForMedia( readingDevice(),
K3bDevice::STATE_COMPLETE,
K3bDevice::MEDIA_WRITABLE_CD|K3bDevice::MEDIA_CD_ROM ) < 0 ) {
m_running = false;
emit canceled();
jobFinished(false);
return;
}
emit newTask( i18n("Reading clone image") );
m_readcdReader->start();
}
}
void K3bCloneJob::prepareReader()
{
if( !m_readcdReader ) {
m_readcdReader = new K3bReadcdReader( this, this );
connect( m_readcdReader, TQT_SIGNAL(percent(int)), this, TQT_SLOT(slotReadingPercent(int)) );
connect( m_readcdReader, TQT_SIGNAL(percent(int)), this, TQT_SIGNAL(subPercent(int)) );
connect( m_readcdReader, TQT_SIGNAL(processedSize(int, int)), this, TQT_SIGNAL(processedSubSize(int, int)) );
connect( m_readcdReader, TQT_SIGNAL(finished(bool)), this, TQT_SLOT(slotReadingFinished(bool)) );
connect( m_readcdReader, TQT_SIGNAL(infoMessage(const TQString&, int)), this, TQT_SIGNAL(infoMessage(const TQString&, int)) );
connect( m_readcdReader, TQT_SIGNAL(newTask(const TQString&)), this, TQT_SIGNAL(newSubTask(const TQString&)) );
connect( m_readcdReader, TQT_SIGNAL(debuggingOutput(const TQString&, const TQString&)),
this, TQT_SIGNAL(debuggingOutput(const TQString&, const TQString&)) );
}
m_readcdReader->setReadDevice( readingDevice() );
m_readcdReader->setReadSpeed( 0 ); // MAX
m_readcdReader->setDisableCorrection( m_noCorrection );
m_readcdReader->setImagePath( m_imagePath );
m_readcdReader->setClone( true );
m_readcdReader->setRetries( m_readRetries );
}
void K3bCloneJob::prepareWriter()
{
if( !m_writerJob ) {
m_writerJob = new K3bCdrecordWriter( writer(), this, this );
connect( m_writerJob, TQT_SIGNAL(infoMessage(const TQString&, int)), this, TQT_SIGNAL(infoMessage(const TQString&, int)) );
connect( m_writerJob, TQT_SIGNAL(percent(int)), this, TQT_SLOT(slotWriterPercent(int)) );
connect( m_writerJob, TQT_SIGNAL(percent(int)), this, TQT_SIGNAL(subPercent(int)) );
connect( m_writerJob, TQT_SIGNAL(nextTrack(int, int)), this, TQT_SLOT(slotWriterNextTrack(int, int)) );
connect( m_writerJob, TQT_SIGNAL(processedSize(int, int)), this, TQT_SIGNAL(processedSubSize(int, int)) );
connect( m_writerJob, TQT_SIGNAL(buffer(int)), this, TQT_SIGNAL(bufferStatus(int)) );
connect( m_writerJob, TQT_SIGNAL(deviceBuffer(int)), this, TQT_SIGNAL(deviceBuffer(int)) );
connect( m_writerJob, TQT_SIGNAL(writeSpeed(int, int)), this, TQT_SIGNAL(writeSpeed(int, int)) );
connect( m_writerJob, TQT_SIGNAL(finished(bool)), this, TQT_SLOT(slotWriterFinished(bool)) );
// connect( m_writerJob, TQT_SIGNAL(newTask(const TQString&)), this, TQT_SIGNAL(newTask(const TQString&)) );
connect( m_writerJob, TQT_SIGNAL(newSubTask(const TQString&)), this, TQT_SIGNAL(newSubTask(const TQString&)) );
connect( m_writerJob, TQT_SIGNAL(debuggingOutput(const TQString&, const TQString&)),
this, TQT_SIGNAL(debuggingOutput(const TQString&, const TQString&)) );
}
m_writerJob->clearArguments();
m_writerJob->setWritingMode( K3b::RAW );
m_writerJob->setClone( true );
m_writerJob->setSimulate( m_simulate );
m_writerJob->setBurnSpeed( m_speed );
m_writerJob->addArgument( m_imagePath );
}
void K3bCloneJob::cancel()
{
if( m_running ) {
m_canceled = true;
if( m_readcdReader )
m_readcdReader->cancel();
if( m_writerJob )
m_writerJob->cancel();
}
}
void K3bCloneJob::slotWriterPercent( int p )
{
if( m_onlyBurnExistingImage )
emit percent( (int)((double)(d->doneCopies)*100.0/(double)(m_copies) + (double)p/(double)(m_copies)) );
else
emit percent( (int)((double)(1+d->doneCopies)*100.0/(double)(1+m_copies) + (double)p/(double)(1+m_copies)) );
}
void K3bCloneJob::slotWriterNextTrack( int t, int tt )
{
emit newSubTask( i18n("Writing Track %1 of %2").arg(t).arg(tt) );
}
void K3bCloneJob::slotWriterFinished( bool success )
{
if( m_canceled ) {
removeImageFiles();
m_running = false;
emit canceled();
jobFinished(false);
return;
}
if( success ) {
d->doneCopies++;
emit infoMessage( i18n("Successfully written clone copy %1.").arg(d->doneCopies), INFO );
if( d->doneCopies < m_copies ) {
K3bDevice::eject( writer() );
startWriting();
}
else {
if( m_removeImageFiles )
removeImageFiles();
m_running = false;
jobFinished(true);
}
}
else {
removeImageFiles();
m_running = false;
jobFinished(false);
}
}
void K3bCloneJob::slotReadingPercent( int p )
{
emit percent( m_onlyCreateImage ? p : (int)((double)p/(double)(1+m_copies)) );
}
void K3bCloneJob::slotReadingFinished( bool success )
{
if( m_canceled ) {
removeImageFiles();
m_running = false;
emit canceled();
jobFinished(false);
return;
}
if( success ) {
//
// Make a quick test if the image is really valid.
// Readcd does not seem to have proper exit codes
//
K3bCloneTocReader ctr( m_imagePath );
if( ctr.isValid() ) {
emit infoMessage( i18n("Successfully read disk."), INFO );
if( m_onlyCreateImage ) {
m_running = false;
jobFinished(true);
}
else {
if( writer() == readingDevice() )
K3bDevice::eject( writer() );
startWriting();
}
}
else {
emit infoMessage( i18n("Failed to read disk completely in clone mode."), ERROR );
removeImageFiles();
m_running = false;
jobFinished(false);
}
}
else {
emit infoMessage( i18n("Error while reading disk."), ERROR );
removeImageFiles();
m_running = false;
jobFinished(false);
}
}
void K3bCloneJob::startWriting()
{
emit burning( true );
// start writing
prepareWriter();
if( waitForMedia( writer(),
K3bDevice::STATE_EMPTY,
K3bDevice::MEDIA_WRITABLE_CD ) < 0 ) {
removeImageFiles();
m_running = false;
emit canceled();
jobFinished(false);
return;
}
if( m_simulate )
emit newTask( i18n("Simulating clone copy") );
else
emit newTask( i18n("Writing clone copy %1").arg(d->doneCopies+1) );
m_writerJob->start();
}
void K3bCloneJob::removeImageFiles()
{
if( !m_onlyBurnExistingImage ) {
emit infoMessage( i18n("Removing image files."), INFO );
if( TQFile::exists( m_imagePath ) )
TQFile::remove( m_imagePath );
if( TQFile::exists( m_imagePath + ".toc" ) )
TQFile::remove( m_imagePath + ".toc" );
}
}
TQString K3bCloneJob::jobDescription() const
{
if( m_onlyCreateImage )
return i18n("Creating Clone Image");
else if( m_onlyBurnExistingImage ) {
if( m_simulate )
return i18n("Simulating Clone Image");
else
return i18n("Burning Clone Image");
}
else if( m_simulate )
return i18n("Simulating CD Cloning");
else
return i18n("Cloning CD");
}
TQString K3bCloneJob::jobDetails() const
{
return i18n("Creating 1 clone copy",
"Creating %n clone copies",
(m_simulate||m_onlyCreateImage) ? 1 : m_copies );
}
#include "k3bclonejob.moc"
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