diff options
Diffstat (limited to 'libk3b/projects/datacd/k3bisoimager.cpp')
| -rw-r--r-- | libk3b/projects/datacd/k3bisoimager.cpp | 1187 |
1 files changed, 1187 insertions, 0 deletions
diff --git a/libk3b/projects/datacd/k3bisoimager.cpp b/libk3b/projects/datacd/k3bisoimager.cpp new file mode 100644 index 0000000..f44d3ab --- /dev/null +++ b/libk3b/projects/datacd/k3bisoimager.cpp @@ -0,0 +1,1187 @@ +/* + * + * $Id: k3bisoimager.cpp 655085 2007-04-17 17:48:36Z trueg $ + * Copyright (C) 2003-2007 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 <config.h> +#include <k3bglobals.h> + +#include "k3bisoimager.h" +#include "k3bdiritem.h" +#include "k3bbootitem.h" +#include "k3bdatadoc.h" +#include "k3bdatapreparationjob.h" +#include <k3bexternalbinmanager.h> +#include <k3bdevice.h> +#include <k3bprocess.h> +#include <k3bcore.h> +#include <k3bversion.h> +#include <k3bglobals.h> +#include <k3bchecksumpipe.h> +#include <k3bfilesplitter.h> + +#include <kdebug.h> +#include <kstandarddirs.h> +#include <klocale.h> +#include <ktempfile.h> +#include <kio/netaccess.h> +#include <kio/global.h> +#include <kio/job.h> +#include <kstringhandler.h> + +#include <qfile.h> +#include <qregexp.h> +#include <qdir.h> +#include <qapplication.h> +#include <qvaluestack.h> + +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +#include <utime.h> + + +int K3bIsoImager::s_imagerSessionCounter = 0; + + +class K3bIsoImager::Private +{ +public: + Private() + : pipe(0) { + } + + ~Private() { + delete pipe; + } + + QString imagePath; + K3bFileSplitter imageFile; + const K3bExternalBin* mkisofsBin; + + enum LinkHandling { + KEEP_ALL, + FOLLOW, + DISCARD_ALL, + DISCARD_BROKEN + }; + + int usedLinkHandling; + + bool knownError; + + K3bActivePipe* pipe; + K3bDataPreparationJob* dataPreparationJob; +}; + + +K3bIsoImager::K3bIsoImager( K3bDataDoc* doc, K3bJobHandler* hdl, QObject* parent, const char* name ) + : K3bJob( hdl, parent, name ), + m_pathSpecFile(0), + m_rrHideFile(0), + m_jolietHideFile(0), + m_sortWeightFile(0), + m_process( 0 ), + m_processExited(false), + m_doc( doc ), + m_noDeepDirectoryRelocation( false ), + m_importSession( false ), + m_device(0), + m_mkisofsPrintSizeResult( 0 ), + m_fdToWriteTo(-1) +{ + d = new Private(); + d->dataPreparationJob = new K3bDataPreparationJob( doc, this, this ); + connectSubJob( d->dataPreparationJob, + SLOT(slotDataPreparationDone(bool)), + DEFAULT_SIGNAL_CONNECTION ); +} + + +K3bIsoImager::~K3bIsoImager() +{ + cleanup(); + delete d; +} + + +bool K3bIsoImager::active() const +{ + return K3bJob::active(); +} + + +void K3bIsoImager::writeToFd( int fd ) +{ + m_fdToWriteTo = fd; +} + + +void K3bIsoImager::writeToImageFile( const QString& path ) +{ + d->imagePath = path; + m_fdToWriteTo = -1; +} + + +void K3bIsoImager::slotReceivedStderr( const QString& line ) +{ + parseMkisofsOutput( line ); + emit debuggingOutput( "mkisofs", line ); +} + + +void K3bIsoImager::handleMkisofsProgress( int p ) +{ + emit percent( p ); +} + + +void K3bIsoImager::handleMkisofsInfoMessage( const QString& line, int type ) +{ + emit infoMessage( line, type ); + if( type == ERROR ) + d->knownError = true; +} + + +void K3bIsoImager::slotProcessExited( KProcess* p ) +{ + kdDebug() << k_funcinfo << endl; + + m_processExited = true; + + d->pipe->close(); + + emit debuggingOutput( "K3bIsoImager", + QString("Pipe throughput: %1 bytes read, %2 bytes written.") + .arg(d->pipe->bytesRead()).arg(d->pipe->bytesWritten()) ); + + if( d->imageFile.isOpen() ) { + d->imageFile.close(); + + if( m_canceled || p->exitStatus() != 0 ) { + d->imageFile.remove(); + emit infoMessage( i18n("Removed incomplete image file %1.").arg(d->imageFile.name()), WARNING ); + } + } + + if( m_canceled ) { + emit canceled(); + jobFinished(false); + } + else { + if( p->normalExit() ) { + if( p->exitStatus() == 0 ) { + jobFinished( !mkisofsReadError() ); + } + else { + switch( p->exitStatus() ) { + case 104: + // connection reset by peer + // This only happens if cdrecord does not finish successfully + // so we may leave the error handling to it meaning we handle this + // as a known error + break; + + case 2: + // mkisofs seems to have a bug that prevents to use filenames + // that contain one or more backslashes + // mkisofs 1.14 has the bug, 1.15a40 not + // TODO: find out the version that fixed the bug + if( m_containsFilesWithMultibleBackslashes && + !k3bcore->externalBinManager()->binObject( "mkisofs" )->hasFeature( "backslashed_filenames" ) ) { + emit infoMessage( i18n("Due to a bug in mkisofs <= 1.15a40, K3b is unable to handle " + "filenames that contain more than one backslash:"), ERROR ); + + break; + } + // otherwise just fall through + + default: + if( !d->knownError && !mkisofsReadError() ) { + emit infoMessage( i18n("%1 returned an unknown error (code %2).").arg("mkisofs").arg(p->exitStatus()), + K3bJob::ERROR ); + emit infoMessage( i18n("Please send me an email with the last output."), K3bJob::ERROR ); + } + } + + jobFinished( false ); + } + } + else { + emit infoMessage( i18n("%1 did not exit cleanly.").arg("mkisofs"), ERROR ); + jobFinished( false ); + } + } + + cleanup(); +} + + +void K3bIsoImager::cleanup() +{ + // remove all temp files + delete m_pathSpecFile; + delete m_rrHideFile; + delete m_jolietHideFile; + delete m_sortWeightFile; + + // remove boot-images-temp files + for( QStringList::iterator it = m_tempFiles.begin(); + it != m_tempFiles.end(); ++it ) + QFile::remove( *it ); + m_tempFiles.clear(); + + m_pathSpecFile = m_jolietHideFile = m_rrHideFile = m_sortWeightFile = 0; + + delete m_process; + m_process = 0; + + clearDummyDirs(); +} + + +void K3bIsoImager::init() +{ + jobStarted(); + + cleanup(); + + d->dataPreparationJob->start(); +} + + +void K3bIsoImager::slotDataPreparationDone( bool success ) +{ + if( success ) { + // + // We always calculate the image size. It does not take long and at least the mixed job needs it + // anyway + // + startSizeCalculation(); + } + else { + if( d->dataPreparationJob->hasBeenCanceled() ) { + m_canceled = true; + emit canceled(); + } + jobFinished( false ); + } +} + + +void K3bIsoImager::calculateSize() +{ + jobStarted(); + startSizeCalculation(); +} + + +void K3bIsoImager::startSizeCalculation() +{ + d->mkisofsBin = initMkisofs(); + if( !d->mkisofsBin ) { + jobFinished( false ); + return; + } + + initVariables(); + + delete m_process; + m_process = new K3bProcess(); + m_process->setRunPrivileged(true); + m_process->setSplitStdout(true); + + emit debuggingOutput( "Used versions", "mkisofs: " + d->mkisofsBin->version ); + + *m_process << d->mkisofsBin; + + if( !prepareMkisofsFiles() || + !addMkisofsParameters(true) ) { + cleanup(); + jobFinished( false ); + return; + } + + // add empty dummy dir since one path-spec is needed + // ??? Seems it is not needed after all. At least mkisofs 1.14 and above don't need it. ??? + // *m_process << dummyDir(); + + kdDebug() << "***** mkisofs calculate size parameters:\n"; + const QValueList<QCString>& args = m_process->args(); + QString s; + for( QValueList<QCString>::const_iterator it = args.begin(); it != args.end(); ++it ) { + s += *it + " "; + } + kdDebug() << s << endl << flush; + emit debuggingOutput("mkisofs calculate size command:", s); + + // since output changed during mkisofs version changes we grab both + // stdout and stderr + + // mkisofs version >= 1.15 (don't know about 1.14!) + // the extends on stdout (as lonely number) + // and error and warning messages on stderr + + // mkisofs >= 1.13 + // everything is written to stderr + // last line is: "Total extents scheduled to be written = XXXXX" + + // TODO: use K3bProcess::OutputCollector instead iof our own two slots. + + connect( m_process, SIGNAL(receivedStderr(KProcess*, char*, int)), + this, SLOT(slotCollectMkisofsPrintSizeStderr(KProcess*, char*, int)) ); + connect( m_process, SIGNAL(stdoutLine(const QString&)), + this, SLOT(slotCollectMkisofsPrintSizeStdout(const QString&)) ); + connect( m_process, SIGNAL(processExited(KProcess*)), + this, SLOT(slotMkisofsPrintSizeFinished()) ); + + // we also want error messages + connect( m_process, SIGNAL(stderrLine( const QString& )), + this, SLOT(slotReceivedStderr( const QString& )) ); + + m_collectedMkisofsPrintSizeStdout = QString::null; + m_collectedMkisofsPrintSizeStderr = QString::null; + m_mkisofsPrintSizeResult = 0; + + if( !m_process->start( KProcess::NotifyOnExit, KProcess::AllOutput ) ) { + emit infoMessage( i18n("Could not start %1.").arg("mkisofs"), K3bJob::ERROR ); + cleanup(); + + jobFinished( false ); + return; + } +} + + +void K3bIsoImager::slotCollectMkisofsPrintSizeStderr(KProcess*, char* data , int len) +{ + emit debuggingOutput( "mkisofs", QString::fromLocal8Bit( data, len ) ); + m_collectedMkisofsPrintSizeStderr.append( QString::fromLocal8Bit( data, len ) ); +} + + +void K3bIsoImager::slotCollectMkisofsPrintSizeStdout( const QString& line ) +{ + // newer versions of mkisofs outut additional lines of junk before the size :( + // so we only use the last line + emit debuggingOutput( "mkisofs", line ); + m_collectedMkisofsPrintSizeStdout = line; +} + + +void K3bIsoImager::slotMkisofsPrintSizeFinished() +{ + if( m_canceled ) { + emit canceled(); + jobFinished( false ); + return; + } + + bool success = true; + + // if m_collectedMkisofsPrintSizeStdout is not empty we have a recent version of + // mkisofs and parsing is very easy (s.o.) + if( !m_collectedMkisofsPrintSizeStdout.isEmpty() ) { + kdDebug() << "(K3bIsoImager) iso size: " << m_collectedMkisofsPrintSizeStdout << endl; + m_mkisofsPrintSizeResult = m_collectedMkisofsPrintSizeStdout.toInt( &success ); + } + else { + // parse the stderr output + // I hope parsing the last line is enough! + int pos = m_collectedMkisofsPrintSizeStderr.findRev( "extents scheduled to be written" ); + + if( pos == -1 ) + success = false; + else + m_mkisofsPrintSizeResult = m_collectedMkisofsPrintSizeStderr.mid( pos+33 ).toInt( &success ); + } + + emit debuggingOutput( "K3bIsoImager", + QString("mkisofs print size result: %1 (%2 bytes)") + .arg(m_mkisofsPrintSizeResult) + .arg(Q_UINT64(m_mkisofsPrintSizeResult)*2048ULL) ); + + cleanup(); + + + if( success ) { + jobFinished( true ); + } + else { + m_mkisofsPrintSizeResult = 0; + kdDebug() << "(K3bIsoImager) Parsing mkisofs -print-size failed: " << m_collectedMkisofsPrintSizeStdout << endl; + emit infoMessage( i18n("Could not determine size of resulting image file."), ERROR ); + jobFinished( false ); + } +} + + +void K3bIsoImager::initVariables() +{ + m_containsFilesWithMultibleBackslashes = false; + m_processExited = false; + m_canceled = false; + d->knownError = false; + + // determine symlink handling + // follow links superseeds discard all links which superseeds discard broken links + // without rockridge we follow the links or discard all + if( m_doc->isoOptions().followSymbolicLinks() ) + d->usedLinkHandling = Private::FOLLOW; + else if( m_doc->isoOptions().discardSymlinks() ) + d->usedLinkHandling = Private::DISCARD_ALL; + else if( m_doc->isoOptions().createRockRidge() ) { + if( m_doc->isoOptions().discardBrokenSymlinks() ) + d->usedLinkHandling = Private::DISCARD_BROKEN; + else + d->usedLinkHandling = Private::KEEP_ALL; + } + else { + d->usedLinkHandling = Private::FOLLOW; + } + + m_sessionNumber = s_imagerSessionCounter++; +} + + +void K3bIsoImager::start() +{ + jobStarted(); + + cleanup(); + + d->mkisofsBin = initMkisofs(); + if( !d->mkisofsBin ) { + jobFinished( false ); + return; + } + + initVariables(); + + m_process = new K3bProcess(); + m_process->setRunPrivileged(true); + + *m_process << d->mkisofsBin; + + // prepare the filenames as written to the image + m_doc->prepareFilenames(); + + if( !prepareMkisofsFiles() || + !addMkisofsParameters() ) { + cleanup(); + jobFinished( false ); + return; + } + + connect( m_process, SIGNAL(processExited(KProcess*)), + this, SLOT(slotProcessExited(KProcess*)) ); + + connect( m_process, SIGNAL(stderrLine( const QString& )), + this, SLOT(slotReceivedStderr( const QString& )) ); + + // + // Check the image file + if( m_fdToWriteTo == -1 ) { + d->imageFile.setName( d->imagePath ); + if( !d->imageFile.open( IO_WriteOnly ) ) { + emit infoMessage( i18n("Could not open %1 for writing").arg(d->imagePath), ERROR ); + cleanup(); + jobFinished(false); + return; + } + } + + // + // Open the active pipe which does the streaming + delete d->pipe; + if( m_doc->verifyData() ) + d->pipe = new K3bChecksumPipe(); + else + d->pipe = new K3bActivePipe(); + + if( m_fdToWriteTo == -1 ) + d->pipe->writeToIODevice( &d->imageFile ); + else + d->pipe->writeToFd( m_fdToWriteTo ); + d->pipe->open(); + m_process->writeToFd( d->pipe->in() ); + + + kdDebug() << "***** mkisofs parameters:\n"; + const QValueList<QCString>& args = m_process->args(); + QString s; + for( QValueList<QCString>::const_iterator it = args.begin(); it != args.end(); ++it ) { + s += *it + " "; + } + kdDebug() << s << endl << flush; + emit debuggingOutput("mkisofs command:", s); + + if( !m_process->start( KProcess::NotifyOnExit, KProcess::AllOutput) ) { + // something went wrong when starting the program + // it "should" be the executable + kdDebug() << "(K3bIsoImager) could not start mkisofs" << endl; + emit infoMessage( i18n("Could not start %1.").arg("mkisofs"), K3bJob::ERROR ); + jobFinished( false ); + cleanup(); + } +} + + +void K3bIsoImager::cancel() +{ + m_canceled = true; + + if( m_process && !m_processExited ) { + m_process->kill(); + } + else if( active() ) { + emit canceled(); + jobFinished(false); + } +} + + +void K3bIsoImager::setMultiSessionInfo( const QString& info, K3bDevice::Device* dev ) +{ + m_multiSessionInfo = info; + m_device = dev; +} + + +// iso9660 + RR use some latin1 variant. So we need to cut the desc fields +// counting 8bit chars. The GUI should take care of restricting the length +// and the charset +static void truncateTheHardWay( QString& s, int max ) +{ + QCString cs = s.utf8(); + cs.truncate(max); + s = QString::fromUtf8( cs ); +} + + +bool K3bIsoImager::addMkisofsParameters( bool printSize ) +{ + // add multisession info + if( !m_multiSessionInfo.isEmpty() ) { + *m_process << "-cdrecord-params" << m_multiSessionInfo; + if( m_device ) + *m_process << "-prev-session" << m_device->blockDeviceName(); + } + + // add the arguments + *m_process << "-gui"; + *m_process << "-graft-points"; + + if( printSize ) + *m_process << "-print-size" << "-quiet"; + + if( !m_doc->isoOptions().volumeID().isEmpty() ) { + QString s = m_doc->isoOptions().volumeID(); + truncateTheHardWay(s, 32); // ensure max length + *m_process << "-volid" << s; + } + else { + emit infoMessage( i18n("No volume id specified. Using default."), WARNING ); + *m_process << "-volid" << "CDROM"; + } + + QString s = m_doc->isoOptions().volumeSetId(); + truncateTheHardWay(s, 128); // ensure max length + *m_process << "-volset" << s; + + s = m_doc->isoOptions().applicationID(); + truncateTheHardWay(s, 128); // ensure max length + *m_process << "-appid" << s; + + s = m_doc->isoOptions().publisher(); + truncateTheHardWay(s, 128); // ensure max length + *m_process << "-publisher" << s; + + s = m_doc->isoOptions().preparer(); + truncateTheHardWay(s, 128); // ensure max length + *m_process << "-preparer" << s; + + s = m_doc->isoOptions().systemId(); + truncateTheHardWay(s, 32); // ensure max length + *m_process << "-sysid" << s; + + s = m_doc->isoOptions().abstractFile(); + truncateTheHardWay(s, 37); // ensure max length + if ( !s.isEmpty() ) + *m_process << "-abstract" << s; + + s = m_doc->isoOptions().copyrightFile(); + truncateTheHardWay(s, 37); // ensure max length + if ( !s.isEmpty() ) + *m_process << "-copyright" << s; + + s = m_doc->isoOptions().bibliographFile(); + truncateTheHardWay(s, 37); // ensure max length + if ( !s.isEmpty() ) + *m_process << "-biblio" << s; + + int volsetSize = m_doc->isoOptions().volumeSetSize(); + int volsetSeqNo = m_doc->isoOptions().volumeSetNumber(); + if( volsetSeqNo > volsetSize ) { + kdDebug() << "(K3bIsoImager) invalid volume set sequence number: " << volsetSeqNo + << " with volume set size: " << volsetSize << endl; + volsetSeqNo = volsetSize; + } + *m_process << "-volset-size" << QString::number(volsetSize); + *m_process << "-volset-seqno" << QString::number(volsetSeqNo); + + if( m_sortWeightFile ) { + *m_process << "-sort" << m_sortWeightFile->name(); + } + + if( m_doc->isoOptions().createRockRidge() ) { + if( m_doc->isoOptions().preserveFilePermissions() ) + *m_process << "-rock"; + else + *m_process << "-rational-rock"; + if( m_rrHideFile ) + *m_process << "-hide-list" << m_rrHideFile->name(); + } + + if( m_doc->isoOptions().createJoliet() ) { + *m_process << "-joliet"; + if( m_doc->isoOptions().jolietLong() ) + *m_process << "-joliet-long"; + if( m_jolietHideFile ) + *m_process << "-hide-joliet-list" << m_jolietHideFile->name(); + } + + if( m_doc->isoOptions().doNotCacheInodes() ) + *m_process << "-no-cache-inodes"; + + // + // Check if we have files > 2 GB and enable udf in that case. + // + bool filesGreaterThan2Gb = false; + K3bDataItem* item = m_doc->root(); + while( (item = item->nextSibling()) ) { + if( item->isFile() && item->size() > 2LL*1024LL*1024LL*1024LL ) { + filesGreaterThan2Gb = true; + break; + } + } + + if( filesGreaterThan2Gb ) { + emit infoMessage( i18n("Found files bigger than 2 GB. These files will only be fully accessible if mounted with UDF."), + WARNING ); + + // in genisoimage 1.1.3 "they" silently introduced this aweful parameter + if ( d->mkisofsBin->hasFeature( "genisoimage" ) && d->mkisofsBin->version >= K3bVersion( 1, 1, 3 ) ) { + *m_process << "-allow-limited-size"; + } + } + + bool udf = m_doc->isoOptions().createUdf(); + if( !udf && filesGreaterThan2Gb ) { + emit infoMessage( i18n("Enabling UDF extension."), INFO ); + udf = true; + } + if( udf ) + *m_process << "-udf"; + + if( m_doc->isoOptions().ISOuntranslatedFilenames() ) { + *m_process << "-untranslated-filenames"; + } + else { + if( m_doc->isoOptions().ISOallowPeriodAtBegin() ) + *m_process << "-allow-leading-dots"; + if( m_doc->isoOptions().ISOallow31charFilenames() ) + *m_process << "-full-iso9660-filenames"; + if( m_doc->isoOptions().ISOomitVersionNumbers() && !m_doc->isoOptions().ISOmaxFilenameLength() ) + *m_process << "-omit-version-number"; + if( m_doc->isoOptions().ISOrelaxedFilenames() ) + *m_process << "-relaxed-filenames"; + if( m_doc->isoOptions().ISOallowLowercase() ) + *m_process << "-allow-lowercase"; + if( m_doc->isoOptions().ISOnoIsoTranslate() ) + *m_process << "-no-iso-translate"; + if( m_doc->isoOptions().ISOallowMultiDot() ) + *m_process << "-allow-multidot"; + if( m_doc->isoOptions().ISOomitTrailingPeriod() ) + *m_process << "-omit-period"; + } + + if( m_doc->isoOptions().ISOmaxFilenameLength() ) + *m_process << "-max-iso9660-filenames"; + + if( m_noDeepDirectoryRelocation ) + *m_process << "-disable-deep-relocation"; + + // We do our own following +// if( m_doc->isoOptions().followSymbolicLinks() || !m_doc->isoOptions().createRockRidge() ) +// *m_process << "-follow-links"; + + if( m_doc->isoOptions().createTRANS_TBL() ) + *m_process << "-translation-table"; + if( m_doc->isoOptions().hideTRANS_TBL() ) + *m_process << "-hide-joliet-trans-tbl"; + + *m_process << "-iso-level" << QString::number(m_doc->isoOptions().ISOLevel()); + + if( m_doc->isoOptions().forceInputCharset() ) + *m_process << "-input-charset" << m_doc->isoOptions().inputCharset(); + + *m_process << "-path-list" << QFile::encodeName(m_pathSpecFile->name()); + + + // boot stuff + if( !m_doc->bootImages().isEmpty() ) { + bool first = true; + for( QPtrListIterator<K3bBootItem> it( m_doc->bootImages() ); + *it; ++it ) { + if( !first ) + *m_process << "-eltorito-alt-boot"; + + K3bBootItem* bootItem = *it; + + *m_process << "-eltorito-boot"; + *m_process << bootItem->writtenPath(); + + if( bootItem->imageType() == K3bBootItem::HARDDISK ) { + *m_process << "-hard-disk-boot"; + } + else if( bootItem->imageType() == K3bBootItem::NONE ) { + *m_process << "-no-emul-boot"; + if( bootItem->loadSegment() > 0 ) + *m_process << "-boot-load-seg" << QString::number(bootItem->loadSegment()); + if( bootItem->loadSize() > 0 ) + *m_process << "-boot-load-size" << QString::number(bootItem->loadSize()); + } + + if( bootItem->imageType() != K3bBootItem::NONE && bootItem->noBoot() ) + *m_process << "-no-boot"; + if( bootItem->bootInfoTable() ) + *m_process << "-boot-info-table"; + + first = false; + } + + *m_process << "-eltorito-catalog" << m_doc->bootCataloge()->writtenPath(); + } + + + // additional parameters from config + const QStringList& params = k3bcore->externalBinManager()->binObject( "mkisofs" )->userParameters(); + for( QStringList::const_iterator it = params.begin(); it != params.end(); ++it ) + *m_process << *it; + + return true; +} + + +int K3bIsoImager::writePathSpec() +{ + delete m_pathSpecFile; + m_pathSpecFile = new KTempFile(); + m_pathSpecFile->setAutoDelete(true); + + if( QTextStream* t = m_pathSpecFile->textStream() ) { + // recursive path spec writing + int num = writePathSpecForDir( m_doc->root(), *t ); + + m_pathSpecFile->close(); + + return num; + } + else + return -1; +} + + +int K3bIsoImager::writePathSpecForDir( K3bDirItem* dirItem, QTextStream& stream ) +{ + if( !m_noDeepDirectoryRelocation && dirItem->depth() > 7 ) { + kdDebug() << "(K3bIsoImager) found directory depth > 7. Enabling no deep directory relocation." << endl; + m_noDeepDirectoryRelocation = true; + } + + // now create the graft points + int num = 0; + for( QPtrListIterator<K3bDataItem> it( dirItem->children() ); it.current(); ++it ) { + K3bDataItem* item = it.current(); + bool writeItem = item->writeToCd(); + + if( item->isSymLink() ) { + if( d->usedLinkHandling == Private::DISCARD_ALL || + ( d->usedLinkHandling == Private::DISCARD_BROKEN && + !item->isValid() ) ) + writeItem = false; + + else if( d->usedLinkHandling == Private::FOLLOW ) { + QFileInfo f( K3b::resolveLink( item->localPath() ) ); + if( !f.exists() ) { + emit infoMessage( i18n("Could not follow link %1 to non-existing file %2. Skipping...") + .arg(item->k3bName()) + .arg(f.filePath()), WARNING ); + writeItem = false; + } + else if( f.isDir() ) { + emit infoMessage( i18n("Ignoring link %1 to folder %2. K3b is unable to follow links to folders.") + .arg(item->k3bName()) + .arg(f.filePath()), WARNING ); + writeItem = false; + } + } + } + else if( item->isFile() ) { + QFileInfo f( item->localPath() ); + if( !f.exists() ) { + emit infoMessage( i18n("Could not find file %1. Skipping...").arg(item->localPath()), WARNING ); + writeItem = false; + } + else if( !f.isReadable() ) { + emit infoMessage( i18n("Could not read file %1. Skipping...").arg(item->localPath()), WARNING ); + writeItem = false; + } + } + + if( writeItem ) { + num++; + + // some versions of mkisofs seem to have a bug that prevents to use filenames + // that contain one or more backslashes + if( item->writtenPath().contains("\\") ) + m_containsFilesWithMultibleBackslashes = true; + + + if( item->isDir() ) { + stream << escapeGraftPoint( item->writtenPath() ) + << "=" + << escapeGraftPoint( dummyDir( static_cast<K3bDirItem*>(item) ) ) << "\n"; + + int x = writePathSpecForDir( dynamic_cast<K3bDirItem*>(item), stream ); + if( x >= 0 ) + num += x; + else + return -1; + } + else { + writePathSpecForFile( static_cast<K3bFileItem*>(item), stream ); + } + } + } + + return num; +} + + +void K3bIsoImager::writePathSpecForFile( K3bFileItem* item, QTextStream& stream ) +{ + stream << escapeGraftPoint( item->writtenPath() ) + << "="; + + if( m_doc->bootImages().containsRef( dynamic_cast<K3bBootItem*>(item) ) ) { // boot-image-backup-hack + + // create temp file + KTempFile temp; + QString tempPath = temp.name(); + temp.unlink(); + + if( !KIO::NetAccess::copy( KURL(item->localPath()), KURL::fromPathOrURL(tempPath) ) ) { + emit infoMessage( i18n("Failed to backup boot image file %1").arg(item->localPath()), ERROR ); + return; + } + + static_cast<K3bBootItem*>(item)->setTempPath( tempPath ); + + m_tempFiles.append(tempPath); + stream << escapeGraftPoint( tempPath ) << "\n"; + } + else if( item->isSymLink() && d->usedLinkHandling == Private::FOLLOW ) + stream << escapeGraftPoint( K3b::resolveLink( item->localPath() ) ) << "\n"; + else + stream << escapeGraftPoint( item->localPath() ) << "\n"; +} + + +bool K3bIsoImager::writeRRHideFile() +{ + delete m_rrHideFile; + m_rrHideFile = new KTempFile(); + m_rrHideFile->setAutoDelete(true); + + if( QTextStream* t = m_rrHideFile->textStream() ) { + + K3bDataItem* item = m_doc->root(); + while( item ) { + if( item->hideOnRockRidge() ) { + if( !item->isDir() ) // hiding directories does not work (all dirs point to the dummy-dir) + *t << escapeGraftPoint( item->localPath() ) << endl; + } + item = item->nextSibling(); + } + + m_rrHideFile->close(); + return true; + } + else + return false; +} + + +bool K3bIsoImager::writeJolietHideFile() +{ + delete m_jolietHideFile; + m_jolietHideFile = new KTempFile(); + m_jolietHideFile->setAutoDelete(true); + + if( QTextStream* t = m_jolietHideFile->textStream() ) { + + K3bDataItem* item = m_doc->root(); + while( item ) { + if( item->hideOnRockRidge() ) { + if( !item->isDir() ) // hiding directories does not work (all dirs point to the dummy-dir but we could introduce a second hidden dummy dir) + *t << escapeGraftPoint( item->localPath() ) << endl; + } + item = item->nextSibling(); + } + + m_jolietHideFile->close(); + return true; + } + else + return false; +} + + +bool K3bIsoImager::writeSortWeightFile() +{ + delete m_sortWeightFile; + m_sortWeightFile = new KTempFile(); + m_sortWeightFile->setAutoDelete(true); + + if( QTextStream* t = m_sortWeightFile->textStream() ) { + // + // We need to write the local path in combination with the sort weight + // mkisofs will take care of multiple entries for one local file and always + // use the highest weight + // + K3bDataItem* item = m_doc->root(); + while( (item = item->nextSibling()) ) { // we skip the root here + if( item->sortWeight() != 0 ) { + if( m_doc->bootImages().containsRef( dynamic_cast<K3bBootItem*>(item) ) ) { // boot-image-backup-hack + *t << escapeGraftPoint( static_cast<K3bBootItem*>(item)->tempPath() ) << " " << item->sortWeight() << endl; + } + else if( item->isDir() ) { + // + // Since we use dummy dirs for all directories in the filesystem and mkisofs uses the local path + // for sorting we need to create a different dummy dir for every sort weight value. + // + *t << escapeGraftPoint( dummyDir( static_cast<K3bDirItem*>(item) ) ) << " " << item->sortWeight() << endl; + } + else + *t << escapeGraftPoint( item->localPath() ) << " " << item->sortWeight() << endl; + } + } + + m_sortWeightFile->close(); + return true; + } + else + return false; +} + + +QString K3bIsoImager::escapeGraftPoint( const QString& str ) +{ + QString enc = str; + + // + // mkisofs manpage (-graft-points) is incorrect (as of mkisofs 2.01.01) + // + // Actually an equal sign needs to be escaped with one backslash only + // Single backslashes inside a filename can be used without change + // while single backslashes at the end of a filename need to be escaped + // with two backslashes. + // + // There is one more problem though: the name in the iso tree can never + // in any number of backslashes. mkisofs simply cannot handle it. So we + // need to remove these slashes somewhere or ignore those files (we do + // that in K3bDataDoc::addUrls) + // + + // + // we do not use QString::replace to have full control + // this might be slow since QString::insert is slow but we don't care + // since this is only called to prepare the iso creation which is not + // time critical. :) + // + + unsigned int pos = 0; + while( pos < enc.length() ) { + // escape every equal sign with one backslash + if( enc[pos] == '=' ) { + enc.insert( pos, "\\" ); + pos += 2; + } + else if( enc[pos] == '\\' ) { + // escape every occurrence of two backslashes with two backslashes + if( pos+1 < enc.length() && enc[pos+1] == '\\' ) { + enc.insert( pos, "\\\\" ); + pos += 4; + } + // escape the last single backslash in the filename (see above) + else if( pos == enc.length()-1 ) { + enc.insert( pos, "\\" ); + pos += 2; + } + else + ++pos; + } + else + ++pos; + } + +// enc.replace( "\\\\", "\\\\\\\\" ); +// enc.replace( "=", "\\=" ); + + return enc; +} + + +bool K3bIsoImager::prepareMkisofsFiles() +{ + // write path spec file + // ---------------------------------------------------- + int num = writePathSpec(); + if( num < 0 ) { + emit infoMessage( i18n("Could not write temporary file"), K3bJob::ERROR ); + return false; + } + else if( num == 0 ) { + emit infoMessage( i18n("No files to be written."), K3bJob::ERROR ); + return false; + } + + if( m_doc->isoOptions().createRockRidge() ) { + if( !writeRRHideFile() ) { + emit infoMessage( i18n("Could not write temporary file"), K3bJob::ERROR ); + return false; + } + } + + if( m_doc->isoOptions().createJoliet() ) { + if( !writeJolietHideFile() ) { + emit infoMessage( i18n("Could not write temporary file"), K3bJob::ERROR ); + return false ; + } + } + + if( !writeSortWeightFile() ) { + emit infoMessage( i18n("Could not write temporary file"), K3bJob::ERROR ); + return false; + } + + return true; +} + + +QString K3bIsoImager::dummyDir( K3bDirItem* dir ) +{ + // + // since we use virtual folders in order to have folders with different weight factors and different + // permissions we create different dummy dirs to be passed to mkisofs + // + + QDir _appDir( locateLocal( "appdata", "temp/" ) ); + + // + // create a unique isoimager session id + // This might become important in case we will allow multiple instances of the isoimager + // to run at the same time. + // + QString jobId = qApp->sessionId() + "_" + QString::number( m_sessionNumber ); + + if( !_appDir.cd( jobId ) ) { + _appDir.mkdir( jobId ); + _appDir.cd( jobId ); + } + + QString name( "dummydir_" ); + name += QString::number( dir->sortWeight() ); + + bool perm = false; + k3b_struct_stat statBuf; + if( !dir->localPath().isEmpty() ) { + // permissions + if( k3b_stat( QFile::encodeName(dir->localPath()), &statBuf ) == 0 ) { + name += "_"; + name += QString::number( statBuf.st_uid ); + name += "_"; + name += QString::number( statBuf.st_gid ); + name += "_"; + name += QString::number( statBuf.st_mode ); + name += "_"; + name += QString::number( statBuf.st_mtime ); + + perm = true; + } + } + + + if( !_appDir.cd( name ) ) { + + kdDebug() << "(K3bIsoImager) creating dummy dir: " << _appDir.absPath() << "/" << name << endl; + + _appDir.mkdir( name ); + _appDir.cd( name ); + + if( perm ) { + ::chmod( QFile::encodeName( _appDir.absPath() ), statBuf.st_mode ); + ::chown( QFile::encodeName( _appDir.absPath() ), statBuf.st_uid, statBuf.st_gid ); + struct utimbuf tb; + tb.actime = tb.modtime = statBuf.st_mtime; + ::utime( QFile::encodeName( _appDir.absPath() ), &tb ); + } + } + + return _appDir.absPath() + "/"; +} + + +void K3bIsoImager::clearDummyDirs() +{ + QString jobId = qApp->sessionId() + "_" + QString::number( m_sessionNumber ); + QDir appDir( locateLocal( "appdata", "temp/" ) ); + if( appDir.cd( jobId ) ) { + QStringList dummyDirEntries = appDir.entryList( "dummydir*", QDir::Dirs ); + for( QStringList::iterator it = dummyDirEntries.begin(); it != dummyDirEntries.end(); ++it ) + appDir.rmdir( *it ); + appDir.cdUp(); + appDir.rmdir( jobId ); + } +} + + +QCString K3bIsoImager::checksum() const +{ + if( K3bChecksumPipe* p = dynamic_cast<K3bChecksumPipe*>( d->pipe ) ) + return p->checksum(); + else + return QCString(); +} + + +bool K3bIsoImager::hasBeenCanceled() const +{ + return m_canceled; +} + +#include "k3bisoimager.moc" |