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-rw-r--r--kghostview/kgvdocument.cpp864
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diff --git a/kghostview/kgvdocument.cpp b/kghostview/kgvdocument.cpp
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+++ b/kghostview/kgvdocument.cpp
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+/**
+ * Copyright (C) 1997-2003 the KGhostView authors. See file AUTHORS.
+ *
+ * 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.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include <algorithm>
+#include <memory>
+
+#include <qfileinfo.h>
+
+#include <kconfig.h>
+#include <kfiledialog.h>
+#include <kfilterdev.h>
+#include <kinstance.h>
+#include <kmessagebox.h>
+#include <kmimetype.h>
+#include <kprinter.h>
+#include <kprocess.h>
+#include <ktempfile.h>
+#include <kio/netaccess.h>
+#include <klocale.h>
+#include <kdebug.h>
+
+#include "configuration.h"
+#include "kdscerrordialog.h"
+#include "kgv_miniwidget.h"
+#include "marklist.h"
+#include "kgvfactory.h"
+
+extern "C" {
+#include "ps.h"
+}
+
+#include "kgvdocument.h"
+
+using namespace std;
+using namespace KGV;
+
+KGVDocument::KGVDocument( KGVPart* part, const char* name ) :
+ QObject( part, name ),
+ _psFile( 0 ),
+ _part( part ),
+ _tmpUnzipped( 0 ),
+ _tmpFromPDF( 0 ),
+ _tmpDSC( 0 ),
+ _isFileOpen( false ),
+ _dsc( 0 )
+
+{
+ readSettings();
+
+ _pdf2dsc = new Pdf2dsc( _interpreterPath, this );
+ connect( _pdf2dsc, SIGNAL( finished( bool ) ),
+ SLOT( openPDFFileContinue( bool ) ) );
+}
+
+KGVDocument::~KGVDocument()
+{
+ close();
+}
+
+void KGVDocument::readSettings()
+{
+ _interpreterPath = Configuration::interpreter();
+}
+
+/*- OPENING and READING ---------------------------------------------------*/
+
+void KGVDocument::openFile( const QString& name, const QString& mimetype )
+{
+ kdDebug(4500) << "KGVDocument::openFile" << endl;
+
+ close();
+ _fileName = name;
+ _mimetype = mimetype;
+
+ QTimer::singleShot( 0, this, SLOT( doOpenFile() ) );
+}
+
+void KGVDocument::doOpenFile()
+{
+ QFileInfo fileInfo( _fileName );
+ if( !fileInfo.exists() )
+ {
+ KMessageBox::sorry( _part->widget(),
+ i18n( "<qt>Could not open <nobr><strong>%1</strong></nobr>: "
+ "File does not exist.</qt>" )
+ .arg( _fileName ) );
+ emit canceled( QString() );
+ return;
+ }
+ if( !fileInfo.isReadable() )
+ {
+ KMessageBox::sorry( _part->widget(),
+ i18n( "<qt>Could not open <nobr><strong>%1</strong></nobr>: "
+ "Permission denied.</qt>" )
+ .arg( _fileName ) );
+ emit canceled( QString() );
+ return;
+ }
+
+ if( uncompressFile() )
+ {
+ kdDebug( 4500 ) << "FILENAME: " << _fileName << endl;
+ KMimeType::Ptr mimetype = KMimeType::findByPath( _fileName );
+ kdDebug(4500) << "KGVDocument::mimetype: " << mimetype->name()
+ << endl;
+ _mimetype = mimetype->name();
+ }
+
+ // If the file contains a PDF document, create a DSC description file
+ // of the PDF document. This can be passed to Ghostscript just like
+ // an ordinary PS file.
+ if( _mimetype == "application/pdf"
+ || _mimetype == "application/x-pdf" ) // see bug:67474
+ {
+ _tmpDSC = new KTempFile( QString::null, ".ps" );
+ Q_CHECK_PTR( _tmpDSC );
+ if( _tmpDSC->status() != 0 ) {
+ KMessageBox::error( _part->widget(),
+ i18n( "Could not create temporary file: %1" )
+ .arg( strerror( _tmpDSC->status() ) ) );
+ emit canceled( QString() );
+ return;
+ }
+
+ // When pdf2dsc has finished the program will continue with
+ // openPDFFileContinue.
+ _pdf2dsc->run( _fileName, _tmpDSC->name() );
+ return;
+ }
+ else if( _mimetype == "application/postscript"
+ || _mimetype == "application/x-postscript" // see bug:71546
+ || _mimetype == "application/illustrator"
+ || _mimetype == "image/x-eps"
+ || _mimetype == "text/plain" )
+ {
+ _format = PS;
+ openPSFile();
+ return;
+ }
+ else
+ {
+ KMessageBox::sorry( _part->widget(),
+ i18n( "<qt>Could not open <nobr><strong>%1</strong></nobr> "
+ "which has type <strong>%2</strong>. KGhostview can "
+ "only load PostScript (.ps, .eps) and Portable "
+ "Document Format (.pdf) files.</qt>" )
+ .arg( _fileName )
+ .arg( _mimetype ) );
+ emit canceled( QString() );
+ return;
+ }
+}
+
+bool KGVDocument::uncompressFile()
+{
+ // If the file is gzipped, gunzip it to the temporary file _tmpUnzipped.
+ kdDebug(4500) << "KGVDocument::uncompressFile()" << endl;
+
+ auto_ptr<QIODevice> filterDev( KFilterDev::deviceForFile( _fileName, _mimetype, true ) );
+ if ( !filterDev.get() ) {
+ KMimeType::Ptr mt = KMimeType::mimeType(_mimetype);
+ if ( (_fileName.right( 3 ) == ".gz") || mt->is("application/x-gzip") ) {
+ kdDebug(4500) << "KGVDocument::uncompressFile(): manually guessing gzip" << endl;
+ filterDev.reset( KFilterDev::deviceForFile( _fileName, "application/x-gzip", true ) );
+ } else if ( (_fileName.right( 4 ) == ".bz2") || mt->is("application/x-bzip2") ) {
+ kdDebug(4500) << "KGVDocument::uncompressFile(): manually guessing bzip2" << endl;
+ filterDev.reset( KFilterDev::deviceForFile( _fileName, "application/x-bzip2", true ) );
+ } else {
+ kdDebug( 4500 ) << "KGVDocument::uncompressFile(): Unable to guess " << _fileName << endl;
+ }
+ if ( !filterDev.get() )
+ return false;
+ }
+ if( !filterDev->open( IO_ReadOnly ) )
+ {
+ KMessageBox::error( _part->widget(),
+ i18n( "<qt>Could not uncompress <nobr><strong>%1</strong></nobr>.</qt>" )
+ .arg( _fileName ) );
+ emit canceled( QString() );
+ return false;
+ }
+
+ _tmpUnzipped = new KTempFile;
+ Q_CHECK_PTR( _tmpUnzipped );
+ if( _tmpUnzipped->status() != 0 )
+ {
+ KMessageBox::error( _part->widget(),
+ i18n( "Could not create temporary file: %2" )
+ .arg( strerror( _tmpUnzipped->status() ) ) );
+ emit canceled( QString() );
+ return false;
+ }
+
+
+ QByteArray buf( 8192 );
+ int read = 0, wrtn = 0;
+ while( ( read = filterDev->readBlock( buf.data(), buf.size() ) )
+ > 0 )
+ {
+ wrtn = _tmpUnzipped->file()->writeBlock( buf.data(), read );
+ if( read != wrtn )
+ break;
+ }
+
+ if( read != 0 )
+ {
+ KMessageBox::error( _part->widget(),
+ i18n( "<qt>Could not uncompress <nobr><strong>%1</strong></nobr>.</qt>" )
+ .arg( _fileName ) );
+ emit canceled( QString() );
+ return false;
+ }
+
+ _tmpUnzipped->close();
+ _fileName = _tmpUnzipped->name();
+ return true;
+}
+
+void KGVDocument::openPDFFileContinue( bool pdf2dscResult )
+{
+ kdDebug(4500) << "KGVDocument::openPDFFileContinue" << endl;
+
+ if( !pdf2dscResult )
+ {
+ KMessageBox::error( _part->widget(),
+ i18n( "<qt>Could not open file <nobr><strong>%1</strong></nobr>.</qt>" )
+ .arg( _part->url().url() ) );
+ emit canceled( QString() );
+ return;
+ }
+
+ _tmpDSC->close();
+ _format = PDF;
+
+ openPSFile(_tmpDSC->name());
+}
+
+void KGVDocument::openPSFile(const QString &file)
+{
+ QString fileName = file.isEmpty() ? _fileName : file;
+ kdDebug(4500) << "KGVDocument::openPSFile (" << fileName << ")" << endl;
+
+ FILE* fp = fopen( QFile::encodeName( fileName ), "r");
+ if( fp == 0 )
+ {
+ KMessageBox::error( _part->widget(),
+ i18n( "<qt>Error opening file <nobr><strong>%1</strong></nobr>: %2</qt>" )
+ .arg( _part->url().url() )
+ .arg( strerror( errno ) ) );
+ emit canceled( "" );
+ return;
+ }
+ else
+ {
+ _psFile = fp;
+ _isFileOpen = true;
+ scanDSC();
+ emit completed();
+ }
+}
+
+void KGVDocument::fileChanged( const QString& name )
+{
+ kdDebug(4500) << "KGVDocument: fileChanged " << name << endl;
+
+ if( !_psFile )
+ return;
+
+ // unsigned int savepage = _currentPage;
+
+ /*
+ if( openFile( name ) )
+ goToPage( savepage );
+ else
+ emit fileChangeFailed();
+ */
+}
+
+void KGVDocument::scanDSC()
+{
+ _dsc = new KDSC();
+
+ // Disable errorDialog for now while KDSCErrorDialog isn't fully
+ // implemented
+ // KDSCErrorDialog errorDialog;
+ // KDSCErrorThreshold errorHandler( 3, &errorDialog );
+ // _dsc->setErrorHandler( &errorHandler );
+
+ char buf[4096];
+ int count;
+ /*
+ QTime clock;
+ clock.start();
+ */
+ while( ( count = fread( buf, sizeof(char), sizeof( buf ), _psFile ) ) != 0 )
+ {
+ _dsc->scanData( buf, count );
+ /*
+ if( clock.elapsed() > 10 )
+ {
+ kapp->processEvents();
+ clock.start();
+ }
+ */
+ }
+ _dsc->fixup();
+ // _dsc->setErrorHandler( 0 );
+}
+
+void KGVDocument::close()
+{
+ _pdf2dsc->kill();
+ _isFileOpen = false;
+
+ delete _dsc;
+ _dsc = 0;
+
+ if( _psFile )
+ {
+ fclose( _psFile );
+ _psFile = 0;
+ }
+
+ clearTemporaryFiles();
+}
+
+bool KGVDocument::convertFromPDF( const QString& saveFileName,
+ unsigned int firstPage,
+ unsigned int lastPage )
+{
+ // TODO -- timeout/fail on this conversion (it can hang on a bad pdf)
+ // TODO -- use output from gs (leave out -q) to drive a progress bar
+ KProcess process;
+ process << _interpreterPath
+ << "-q"
+ << "-dNOPAUSE"
+ << "-dBATCH"
+ << "-dSAFER"
+ << "-dPARANOIDSAFER"
+ << "-sDEVICE=pswrite"
+ << ( QCString("-sOutputFile=")+QFile::encodeName(saveFileName) )
+ << ( QString("-dFirstPage=")+QString::number( firstPage ) )
+ << ( QString("-dLastPage=")+QString::number( lastPage ) )
+ << "-c"
+ << "save"
+ << "pop"
+ << "-f"
+ << QFile::encodeName(_fileName);
+
+ /*QValueList<QCString> args = process.args();
+ QValueList<QCString>::Iterator it = args.begin();
+ for ( ; it != args.end() ; ++it )
+ kdDebug(4500) << ( *it ) << endl;*/
+
+ if( !process.start( KProcess::Block ) )
+ {
+ kdError() << "convertFromPDF: Couldn't start gs process" << endl;
+ // TODO -- error message (gs not found?)
+ return false;
+ }
+ if ( !process.normalExit() || process.exitStatus() != 0 )
+ {
+ kdError() << "convertFromPDF: normalExit=" << process.normalExit() << " exitStatus=" << process.exitStatus() << endl;
+ // TODO -- error message (can't open, strerr())
+ return false;
+ }
+
+ return true;
+}
+
+void KGVDocument::clearTemporaryFiles()
+{
+ if( _tmpUnzipped ) {
+ _tmpUnzipped->setAutoDelete( true );
+ delete _tmpUnzipped;
+ _tmpUnzipped = 0;
+ }
+ if( _tmpFromPDF ) {
+ _tmpFromPDF->setAutoDelete( true );
+ delete _tmpFromPDF;
+ _tmpFromPDF = 0;
+ }
+ if( _tmpDSC ) {
+ _tmpDSC->setAutoDelete( true );
+ delete _tmpDSC;
+ _tmpDSC = 0;
+ }
+}
+
+
+/*- DOCUMENT --------------------------------------------------------------*/
+
+QStringList KGVDocument::mediaNames() const
+{
+ QStringList names;
+
+ const CDSCMEDIA* m = dsc_known_media;
+ while( m->name ) {
+ names << m->name;
+ m++;
+ }
+
+ if( isOpen() && dsc()->media() ) {
+ for( unsigned int i = 0; i < dsc()->media_count(); i++ ) {
+ if( dsc()->media()[i] && dsc()->media()[i]->name )
+ names << dsc()->media()[i]->name;
+ }
+ }
+
+ return names;
+}
+
+const CDSCMEDIA* KGVDocument::findMediaByName( const QString& mediaName ) const
+{
+ if( !isOpen() )
+ return 0;
+
+ if( dsc()->media() ) {
+ for( unsigned int i = 0; i < dsc()->media_count(); i++ ) {
+ if( dsc()->media()[i] && dsc()->media()[i]->name
+ && qstricmp( mediaName.local8Bit(),
+ dsc()->media()[i]->name ) == 0 ) {
+ return dsc()->media()[i];
+ }
+ }
+ }
+ /* It didn't match %%DocumentPaperSizes: */
+ /* Try our known media */
+ const CDSCMEDIA *m = dsc_known_media;
+ while( m->name ) {
+ if( qstricmp( mediaName.local8Bit(), m->name ) == 0 ) {
+ return m;
+ }
+ m++;
+ }
+
+ return 0;
+}
+
+QSize KGVDocument::computePageSize( const QString& mediaName ) const
+{
+ kdDebug(4500) << "KGVDocument::computePageSize( " << mediaName << " )" << endl;
+
+ if( mediaName == "BoundingBox" ) {
+ if( dsc()->bbox().get() != 0 )
+ return dsc()->bbox()->size();
+ else
+ return QSize( 0, 0 );
+ }
+
+ const CDSCMEDIA* m = findMediaByName( mediaName );
+ Q_ASSERT( m );
+ return QSize( static_cast<int>( m->width ), static_cast<int>( m->height ) );
+}
+
+
+/*- PRINTING and SAVING ---------------------------------------------------*/
+
+QString KGVDocument::pageListToRange( const PageList& pageList )
+{
+ QString range;
+
+ // Iterators marking the begin and end of a successive sequence
+ // of pages.
+ PageList::const_iterator bss( pageList.begin() );
+ PageList::const_iterator ess;
+
+ PageList::const_iterator it ( pageList.begin() );
+
+ while( it != pageList.end() )
+ {
+ ess = it++;
+
+ // If ess points to the end of a successive sequence of pages,
+ // add the stringrepresentation of the sequence to range and
+ // update bss.
+ if( it == pageList.end() || *it != (*ess) + 1 )
+ {
+ if( !range.isEmpty() )
+ range += ",";
+
+ if( bss == ess )
+ range += QString::number( *ess );
+ else
+ range += QString( "%1-%2" ).arg( *bss ).arg( *ess );
+
+ bss = it;
+ }
+ }
+
+ return range;
+}
+
+void KGVDocument::print()
+{
+ if( !dsc() ) return;
+
+ KPrinter printer;
+
+ if( dsc()->isStructured() )
+ {
+ printer.setPageSelection( KPrinter::ApplicationSide );
+
+ printer.setCurrentPage( _part->miniWidget()->displayOptions().page() + 1 );
+ printer.setMinMax( 1, dsc()->page_count() );
+ printer.setOption( "kde-range",
+ pageListToRange( _part->markList()->markList() ) );
+
+ if( printer.setup( _part->widget(), i18n("Print %1").arg(_part->url().fileName()) ) )
+ {
+ KTempFile tf( QString::null, ".ps" );
+ if( tf.status() == 0 )
+ {
+ if ( printer.pageList().empty() ) {
+ KMessageBox::sorry( 0,
+ i18n( "Printing failed because the list of "
+ "pages to be printed was empty." ),
+ i18n( "Error Printing" ) );
+ } else if ( savePages( tf.name(), printer.pageList() ) ) {
+ printer.printFiles( QStringList( tf.name() ), true );
+ } else {
+ KMessageBox::error( 0, i18n( "<qt><strong>Printing failure:</strong><br>Could not convert to PostScript</qt>" ) );
+ }
+ }
+ else
+ {
+ // TODO: Proper error handling
+ ;
+ }
+ }
+ }
+ else
+ {
+ printer.setPageSelection( KPrinter::SystemSide );
+
+ if( printer.setup( _part->widget(), i18n("Print %1").arg(_part->url().fileName()) ) )
+ printer.printFiles( _fileName );
+ }
+}
+
+void KGVDocument::saveAs()
+{
+ if( !isOpen() )
+ return;
+
+ KURL saveURL = KFileDialog::getSaveURL(
+ _part->url().isLocalFile()
+ ? _part->url().url()
+ : _part->url().fileName(),
+ QString::null,
+ _part->widget(),
+ QString::null );
+ if( !KIO::NetAccess::upload( _fileName,
+ saveURL,
+ static_cast<QWidget*>( 0 ) ) ) {
+ // TODO: Proper error dialog
+ }
+}
+
+bool KGVDocument::savePages( const QString& saveFileName,
+ const PageList& pageList )
+{
+ if( pageList.empty() )
+ return true;
+
+ if( _format == PDF )
+ {
+ KTempFile psSaveFile( QString::null, ".ps" );
+ psSaveFile.setAutoDelete( true );
+ if( psSaveFile.status() != 0 )
+ return false;
+
+ // Find the minimum and maximum pagenumber in pageList.
+ int minPage = pageList.first(), maxPage = pageList.first();
+ for( PageList::const_iterator ci = pageList.begin();
+ ci != pageList.end(); ++ci )
+ {
+ minPage = QMIN( *ci, minPage );
+ maxPage = QMAX( *ci, maxPage );
+ }
+
+
+ // TODO: Optimize "print whole document" case
+ //
+ // The convertion below from PDF to PS creates a temporary file which, in
+ // the case where we are printing the whole document will then be
+ // completelly copied to another temporary file.
+ //
+ // In very large files, the inefficiency is visible (measured in
+ // seconds).
+ //
+ // luis_pedro 4 Jun 2003
+
+
+
+ // Convert the pages in the range [minPage,maxPage] from PDF to
+ // PostScript.
+ if( !convertFromPDF( psSaveFile.name(),
+ minPage, maxPage ) )
+ return false;
+
+ // The page minPage in the original file becomes page 1 in the
+ // converted file. We still have to select the desired pages from
+ // this file, so we need to take into account that difference.
+ PageList normedPageList;
+ transform( pageList.begin(), pageList.end(),
+ back_inserter( normedPageList ),
+ bind2nd( minus<int>(), minPage - 1 ) );
+
+ // Finally select the desired pages from the converted file.
+ psCopyDoc( psSaveFile.name(), saveFileName, normedPageList );
+ }
+ else
+ {
+ psCopyDoc( _fileName, saveFileName, pageList );
+ }
+
+ return true;
+}
+
+// length calculates string length at compile time
+// can only be used with character constants
+#define length( a ) ( sizeof( a ) - 1 )
+
+// Copy the headers, marked pages, and trailer to fp
+
+bool KGVDocument::psCopyDoc( const QString& inputFile,
+ const QString& outputFile, const PageList& pageList )
+{
+ FILE* from;
+ FILE* to;
+ char text[ PSLINELENGTH ];
+ char* comment;
+ bool pages_written = false;
+ bool pages_atend = false;
+ unsigned int i = 0;
+ unsigned int pages = 0;
+ long here;
+
+ kdDebug(4500) << "KGVDocument: Copying pages from " << inputFile << " to "
+ << outputFile << endl;
+
+ pages = pageList.size();
+
+ if( pages == 0 ) {
+ KMessageBox::sorry( 0,
+ i18n( "Printing failed because the list of "
+ "pages to be printed was empty." ),
+ i18n( "Error Printing" ) );
+ return false;
+ }
+
+ from = fopen( QFile::encodeName( inputFile ), "r" );
+ to = fopen( QFile::encodeName( outputFile ), "w" );
+
+ // Hack in order to make printing of PDF files work. FIXME
+ CDSC* dsc;
+
+ if( _format == PS )
+ dsc = _dsc->cdsc();
+ else {
+ FILE* fp = fopen( QFile::encodeName( inputFile ), "r");
+ char buf[256];
+ int count;
+ dsc = dsc_init( 0 );
+ while( ( count = fread( buf, 1, sizeof( buf ), fp ) ) != 0 )
+ dsc_scan_data( dsc, buf, count );
+ fclose( fp );
+ if( !dsc )
+ return false;
+
+ dsc_fixup( dsc );
+ }
+
+ here = dsc->begincomments;
+ while( ( comment = pscopyuntil( from, to, here,
+ dsc->endcomments, "%%Pages:" ) ) ) {
+ here = ftell( from );
+ if( pages_written || pages_atend ) {
+ free( comment );
+ continue;
+ }
+ sscanf( comment + length("%%Pages:" ), "%256s", text );
+ text[256] = 0; // Just in case of an overflow
+ if( strcmp( text, "(atend)" ) == 0 ) {
+ fputs( comment, to );
+ pages_atend = true;
+ }
+ else {
+ switch ( sscanf( comment + length( "%%Pages:" ), "%*d %u", &i ) ) {
+ case 1:
+ fprintf( to, "%%%%Pages: %d %d\n", pages, i );
+ break;
+ default:
+ fprintf( to, "%%%%Pages: %d\n", pages );
+ break;
+ }
+ pages_written = true;
+ }
+ free(comment);
+ }
+ pscopy( from, to, dsc->beginpreview, dsc->endpreview );
+ pscopy( from, to, dsc->begindefaults, dsc->enddefaults );
+ pscopy( from, to, dsc->beginprolog, dsc->endprolog );
+ pscopy( from, to, dsc->beginsetup, dsc->endsetup );
+
+ //TODO -- Check that a all dsc attributes are copied
+
+ unsigned int count = 1;
+ PageList::const_iterator it;
+ for( it = pageList.begin(); it != pageList.end(); ++it ) {
+ i = (*it) - 1;
+ comment = pscopyuntil( from, to, dsc->page[i].begin,
+ dsc->page[i].end, "%%Page:" );
+ if ( comment ) free( comment );
+ fprintf( to, "%%%%Page: %s %d\n", dsc->page[i].label,
+ count++ );
+ pscopy( from, to, -1, dsc->page[i].end );
+ }
+
+ here = dsc->begintrailer;
+ while( ( comment = pscopyuntil( from, to, here,
+ dsc->endtrailer, "%%Pages:" ) ) ) {
+ here = ftell( from );
+ if ( pages_written ) {
+ free( comment );
+ continue;
+ }
+ switch ( sscanf( comment + length( "%%Pages:" ), "%*d %u", &i ) ) {
+ case 1:
+ fprintf( to, "%%%%Pages: %d %d\n", pages, i );
+ break;
+ default:
+ fprintf( to, "%%%%Pages: %d\n", pages );
+ break;
+ }
+ pages_written = true;
+ free( comment );
+ }
+
+ fclose( from );
+ fclose( to );
+
+ if( _format == PDF )
+ dsc_free( dsc );
+
+ return true;
+}
+
+#undef length
+
+
+/*- Conversion stuff ------------------------------------------------------*/
+
+/*
+void KGVDocument::runPdf2ps( const QString& pdfName,
+ const QString& dscName )
+{
+ KProcess process;
+ process << _interpreterPath
+ << "-dNODISPLAY"
+ << "-dQUIET"
+ << QString( "-sPDFname=%1" ).arg( pdfName )
+ << QString( "-sDSCnamale locale( "kghostview" );
+ _fallBackPageMedia = pageSizeToString(
+ static_cast< QPrinter::PageSize >( locale.pageSize() ) );
+
+ _usePageLabels = false;
+e=%1" ).arg( dscName )
+ << "pdf2dsc.ps"
+ << "-c"
+ << "quit";
+
+ connect( &process, SIGNAL( processExited( KProcess* ) ),
+ this, SLOT( pdf2psExited( KProcess* ) ) );
+
+ kdDebug(4500) << "KGVDocument: pdf2ps started" << endl;
+ process.start( KProcess::NotifyOnExit );
+}
+
+void KGVDocument::pdf2psExited( KProcess* process )
+{
+ kdDebug(4500) << "KGVDocument: pdf2ps exited" << endl;
+
+ emit pdf2psFinished( process.normalExit() && process.exitStatus() != 0 );
+}
+*/
+
+Pdf2dsc::Pdf2dsc( const QString& ghostscriptPath, QObject* parent, const char* name ) :
+ QObject( parent, name ),
+ _process( 0 ),
+ _ghostscriptPath( ghostscriptPath )
+{}
+
+Pdf2dsc::~Pdf2dsc()
+{
+ kill();
+}
+
+void Pdf2dsc::run( const QString& pdfName, const QString& dscName )
+{
+ kill();
+
+ _process = new KProcess;
+ *_process << _ghostscriptPath
+ << "-dSAFER"
+ << "-dPARANOIDSAFER"
+ << "-dDELAYSAFER"
+ << "-dNODISPLAY"
+ << "-dQUIET"
+ << QString( "-sPDFname=%1" ).arg( pdfName )
+ << QString( "-sDSCname=%1" ).arg( dscName )
+ << "-c"
+ << "<< /PermitFileReading [ PDFname ] /PermitFileWriting [ DSCname ] /PermitFileControl [] >> setuserparams .locksafe"
+ << "-f"
+ << "pdf2dsc.ps"
+ << "-c"
+ << "quit";
+
+ connect( _process, SIGNAL( processExited( KProcess* ) ),
+ this, SLOT( processExited() ) );
+
+ kdDebug(4500) << "Pdf2dsc: started" << endl;
+ _process->start( KProcess::NotifyOnExit );
+}
+
+void Pdf2dsc::kill()
+{
+ if( _process != 0 )
+ {
+ kdDebug(4500) << "Pdf2dsc: killing current process" << endl;
+ delete _process;
+ _process = 0;
+ }
+}
+
+void Pdf2dsc::processExited()
+{
+ kdDebug(4500) << "Pdf2dsc: process exited" << endl;
+
+ emit finished( _process->normalExit() && _process->exitStatus() == 0 );
+ delete _process;
+ _process = 0;
+}
+
+#include "kgvdocument.moc"
+
+
+// vim:sw=4:sts=4:ts=8:sta:tw=78:noet
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-14 07:08:10 +0000