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kde-extraapps/okular/core/fileprinter.cpp
Ivailo Monev 0637fff76c generic: adjust to Katie changes 
Signed-off-by: Ivailo Monev <xakepa10@gmail.com>
2022-03-01 21:07:06 +02:00

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/***************************************************************************
* Copyright (C) 2007,2010 by John Layt <john@layt.net> *
* *
* FilePrinterPreview based on KPrintPreview (originally LGPL) *
* Copyright (c) 2007 Alex Merry <huntedhacker@tiscali.co.uk> *
* *
* 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. *
***************************************************************************/
#include "fileprinter.h"
#include <QtGui/QPrinter>
#include <QPrintEngine>
#include <QStringList>
#include <QSize>
#include <QtCore/QFile>
#include <QtCore/QFileInfo>
#include <QtGui/QLabel>
#include <QtGui/qevent.h>
#include <KProcess>
#include <KShell>
#include <kstandarddirs.h>
#include <ktempdir.h>
#include <kdebug.h>
#include "debug_p.h"
using namespace Okular;
int FilePrinter::printFile( QPrinter &printer, const QString file,
QPrinter::Orientation documentOrientation, FileDeletePolicy fileDeletePolicy,
PageSelectPolicy pageSelectPolicy, const QString &pageRange )
{
FilePrinter fp;
return fp.doPrintFiles( printer, QStringList( file ), fileDeletePolicy, pageSelectPolicy, pageRange,
documentOrientation );
}
int FilePrinter::doPrintFiles( QPrinter &printer, QStringList fileList, FileDeletePolicy fileDeletePolicy,
PageSelectPolicy pageSelectPolicy, const QString &pageRange,
QPrinter::Orientation documentOrientation )
{
if ( fileList.size() < 1 ) {
return -8;
}
for (QStringList::ConstIterator it = fileList.constBegin(); it != fileList.constEnd(); ++it) {
if (!QFile::exists(*it)) {
return -7;
}
}
if ( printer.printerState() == QPrinter::Aborted || printer.printerState() == QPrinter::Error ) {
return -6;
}
QString exe;
QStringList argList;
int ret;
//Decide what executable to use to print with, need the CUPS version of lpr if available
//Some distros name the CUPS version of lpr as lpr-cups or lpr.cups so try those first
//before default to lpr, or failing that to lp
if ( !KStandardDirs::findExe("lpr-cups").isEmpty() ) {
exe = "lpr-cups";
} else if ( !KStandardDirs::findExe("lpr.cups").isEmpty() ) {
exe = "lpr.cups";
} else if ( !KStandardDirs::findExe("lpr").isEmpty() ) {
exe = "lpr";
} else if ( !KStandardDirs::findExe("lp").isEmpty() ) {
exe = "lp";
} else {
return -9;
}
bool useCupsOptions = cupsAvailable();
argList = printArguments( printer, fileDeletePolicy, pageSelectPolicy,
useCupsOptions, pageRange, exe, documentOrientation ) << fileList;
kDebug(OkularDebug) << "Executing" << exe << "with arguments" << argList;
ret = KProcess::execute( exe, argList );
return ret;
}
QList<int> FilePrinter::pageList( QPrinter &printer, int lastPage, const QList<int> &selectedPageList )
{
return pageList( printer, lastPage, 0, selectedPageList );
}
QList<int> FilePrinter::pageList( QPrinter &printer, int lastPage,
int currentPage, const QList<int> &selectedPageList )
{
if ( printer.printRange() == QPrinter::Selection) {
return selectedPageList;
}
int startPage, endPage;
QList<int> list;
if ( printer.printRange() == QPrinter::PageRange ) {
startPage = printer.fromPage();
endPage = printer.toPage();
} else if ( printer.printRange() == QPrinter::CurrentPage) {
startPage = currentPage;
endPage = currentPage;
} else { //AllPages
startPage = 1;
endPage = lastPage;
}
for (int i = startPage; i <= endPage; i++ ) {
list << i;
}
return list;
}
QString FilePrinter::pageRange( QPrinter &printer, int lastPage, const QList<int> &selectedPageList )
{
if ( printer.printRange() == QPrinter::Selection) {
return pageListToPageRange( selectedPageList );
}
if ( printer.printRange() == QPrinter::PageRange ) {
return QString("%1-%2").arg(printer.fromPage()).arg(printer.toPage());
}
return QString("1-%2").arg( lastPage );
}
QString FilePrinter::pageListToPageRange( const QList<int> &pageList )
{
QString pageRange;
int count = pageList.count();
int i = 0;
int seqStart = i;
int seqEnd;
while ( i != count ) {
if ( i + 1 == count || pageList[i] + 1 != pageList[i+1] ) {
seqEnd = i;
if ( !pageRange.isEmpty() ) {
pageRange.append(",");
}
if ( seqStart == seqEnd ) {
pageRange.append(pageList[i]);
} else {
pageRange.append(QString("%1-%2").arg(seqStart).arg(seqEnd));
}
seqStart = i + 1;
}
i++;
}
return pageRange;
}
bool FilePrinter::ps2pdfAvailable()
{
return ( !KStandardDirs::findExe("ps2pdf").isEmpty() );
}
bool FilePrinter::pdf2psAvailable()
{
return ( !KStandardDirs::findExe("pdf2ps").isEmpty() );
}
bool FilePrinter::cupsAvailable()
{
#ifdef Q_WS_X11
// Ideally we would have access to the private Qt method
// QCUPSSupport::cupsAvailable() to do this as it is very complex routine.
// However, if CUPS is available then QPrinter::numCopies() will always return 1
// whereas if CUPS is not available it will return the real number of copies.
// This behaviour is guaranteed never to change, so we can use it as a reliable substitute.
QPrinter testPrinter;
testPrinter.setNumCopies( 2 );
return ( testPrinter.numCopies() == 1 );
#else
return false;
#endif
}
QSize FilePrinter::psPaperSize( QPrinter &printer )
{
QSize size;
switch ( printer.pageSize() ) {
case QPrinter::A0: size = QSize( 2384, 3370 ); break;
case QPrinter::A1: size = QSize( 1684, 2384 ); break;
case QPrinter::A2: size = QSize( 1191, 1684 ); break;
case QPrinter::A3: size = QSize( 842, 1191 ); break;
case QPrinter::A4: size = QSize( 595, 842 ); break;
case QPrinter::A5: size = QSize( 420, 595 ); break;
case QPrinter::A6: size = QSize( 298, 420 ); break;
case QPrinter::A7: size = QSize( 210, 298 ); break;
case QPrinter::A8: size = QSize( 147, 210 ); break;
case QPrinter::A9: size = QSize( 105, 147 ); break;
case QPrinter::B0: size = QSize( 2835, 4008 ); break;
case QPrinter::B1: size = QSize( 2004, 2835 ); break;
case QPrinter::B2: size = QSize( 1417, 2004 ); break;
case QPrinter::B3: size = QSize( 1001, 1417 ); break;
case QPrinter::B4: size = QSize( 709, 1001 ); break;
case QPrinter::B5: size = QSize( 499, 709 ); break;
case QPrinter::B6: size = QSize( 354, 499 ); break;
case QPrinter::B7: size = QSize( 249, 354 ); break;
case QPrinter::B8: size = QSize( 176, 249 ); break;
case QPrinter::B9: size = QSize( 125, 176 ); break;
case QPrinter::B10: size = QSize( 88, 125 ); break;
case QPrinter::C5E: size = QSize( 459, 649 ); break;
case QPrinter::Comm10E: size = QSize( 297, 684 ); break;
case QPrinter::DLE: size = QSize( 312, 624 ); break;
case QPrinter::Executive: size = QSize( 522, 756 ); break;
case QPrinter::Folio: size = QSize( 595, 935 ); break;
case QPrinter::Ledger: size = QSize( 1224, 792 ); break;
case QPrinter::Legal: size = QSize( 612, 1008 ); break;
case QPrinter::Letter: size = QSize( 612, 792 ); break;
case QPrinter::Tabloid: size = QSize( 792, 1224 ); break;
case QPrinter::Custom: return QSize( (int) printer.widthMM() * ( 25.4 / 72 ),
(int) printer.heightMM() * ( 25.4 / 72 ) );
default: return QSize();
}
if ( printer.orientation() == QPrinter::Landscape ) {
size.transpose();
}
return size;
}
Generator::PrintError FilePrinter::printError( int c )
{
Generator::PrintError pe;
if ( c >= 0 )
{
pe = Generator::NoPrintError;
}
else {
switch ( c )
{
case -1:
pe = Generator::PrintingProcessCrashPrintError;
break;
case -2:
pe = Generator::PrintingProcessStartPrintError;
break;
case -5:
pe = Generator::PrintToFilePrintError;
break;
case -6:
pe = Generator::InvalidPrinterStatePrintError;
break;
case -7:
pe = Generator::UnableToFindFilePrintError;
break;
case -8:
pe = Generator::NoFileToPrintError;
break;
case -9:
pe = Generator::NoBinaryToPrintError;
break;
default:
pe = Generator::UnknownPrintError;
}
}
return pe;
}
QStringList FilePrinter::printArguments( QPrinter &printer, FileDeletePolicy fileDeletePolicy,
PageSelectPolicy pageSelectPolicy, bool useCupsOptions,
const QString &pageRange, const QString &version,
QPrinter::Orientation documentOrientation )
{
QStringList argList;
if ( ! destination( printer, version ).isEmpty() ) {
argList << destination( printer, version );
}
if ( ! copies( printer, version ).isEmpty() ) {
argList << copies( printer, version );
}
if ( ! jobname( printer, version ).isEmpty() ) {
argList << jobname( printer, version );
}
if ( ! pages( printer, pageSelectPolicy, pageRange, useCupsOptions, version ).isEmpty() ) {
argList << pages( printer, pageSelectPolicy, pageRange, useCupsOptions, version );
}
if ( useCupsOptions && ! cupsOptions( printer, documentOrientation ).isEmpty() ) {
argList << cupsOptions( printer, documentOrientation);
}
if ( ! deleteFile( printer, fileDeletePolicy, version ).isEmpty() ) {
argList << deleteFile( printer, fileDeletePolicy, version );
}
if ( version == "lp" ) {
argList << "--";
}
return argList;
}
QStringList FilePrinter::destination( QPrinter &printer, const QString &version )
{
if ( version == "lp" ) {
return QStringList("-d") << printer.printerName();
}
if ( version.startsWith( "lpr" ) ) {
return QStringList("-P") << printer.printerName();
}
return QStringList();
}
QStringList FilePrinter::copies( QPrinter &printer, const QString &version )
{
int cp = printer.actualNumCopies();
if ( version == "lp" ) {
return QStringList("-n") << QString("%1").arg( cp );
}
if ( version.startsWith( "lpr" ) ) {
return QStringList() << QString("-#%1").arg( cp );
}
return QStringList();
}
QStringList FilePrinter::jobname( QPrinter &printer, const QString &version )
{
if ( ! printer.docName().isEmpty() ) {
if ( version == "lp" ) {
return QStringList("-t") << printer.docName();
}
if ( version.startsWith( "lpr" ) ) {
const QString shortenedDocName = QString::fromUtf8(printer.docName().toUtf8().left(255));
return QStringList("-J") << shortenedDocName;
}
}
return QStringList();
}
QStringList FilePrinter::deleteFile( QPrinter &, FileDeletePolicy fileDeletePolicy, const QString &version )
{
if ( fileDeletePolicy == FilePrinter::SystemDeletesFiles && version.startsWith( "lpr" ) ) {
return QStringList("-r");
}
return QStringList();
}
QStringList FilePrinter::pages( QPrinter &printer, PageSelectPolicy pageSelectPolicy, const QString &pageRange,
bool useCupsOptions, const QString &version )
{
if ( pageSelectPolicy == FilePrinter::SystemSelectsPages ) {
if ( printer.printRange() == QPrinter::Selection && ! pageRange.isEmpty() ) {
if ( version == "lp" ) {
return QStringList("-P") << pageRange ;
}
if ( version.startsWith( "lpr" ) && useCupsOptions ) {
return QStringList("-o") << QString("page-ranges=%1").arg( pageRange );
}
}
if ( printer.printRange() == QPrinter::PageRange ) {
if ( version == "lp" ) {
return QStringList("-P") << QString("%1-%2").arg( printer.fromPage() )
.arg( printer.toPage() );
}
if ( version.startsWith( "lpr" ) && useCupsOptions ) {
return QStringList("-o") << QString("page-ranges=%1-%2").arg( printer.fromPage() )
.arg( printer.toPage() );
}
}
}
return QStringList(); // AllPages
}
QStringList FilePrinter::cupsOptions( QPrinter &printer, QPrinter::Orientation documentOrientation )
{
QStringList optionList;
if ( ! optionMedia( printer ).isEmpty() ) {
optionList << optionMedia( printer );
}
if ( ! optionOrientation( printer, documentOrientation ).isEmpty() ) {
optionList << optionOrientation( printer, documentOrientation );
}
if ( ! optionDoubleSidedPrinting( printer ).isEmpty() ) {
optionList << optionDoubleSidedPrinting( printer );
}
if ( ! optionPageOrder( printer ).isEmpty() ) {
optionList << optionPageOrder( printer );
}
if ( ! optionCollateCopies( printer ).isEmpty() ) {
optionList << optionCollateCopies( printer );
}
if ( ! optionPageMargins( printer ).isEmpty() ) {
optionList << optionPageMargins( printer );
}
optionList << optionCupsProperties( printer );
return optionList;
}
QStringList FilePrinter::optionMedia( QPrinter &printer )
{
if ( ! mediaPageSize( printer ).isEmpty() &&
! mediaPaperSource( printer ).isEmpty() ) {
return QStringList("-o") <<
QString("media=%1,%2").arg( mediaPageSize( printer ) )
.arg( mediaPaperSource( printer ) );
}
if ( ! mediaPageSize( printer ).isEmpty() ) {
return QStringList("-o") <<
QString("media=%1").arg( mediaPageSize( printer ) );
}
if ( ! mediaPaperSource( printer ).isEmpty() ) {
return QStringList("-o") <<
QString("media=%1").arg( mediaPaperSource( printer ) );
}
return QStringList();
}
QString FilePrinter::mediaPageSize( QPrinter &printer )
{
switch ( printer.pageSize() ) {
case QPrinter::A0: return "A0";
case QPrinter::A1: return "A1";
case QPrinter::A2: return "A2";
case QPrinter::A3: return "A3";
case QPrinter::A4: return "A4";
case QPrinter::A5: return "A5";
case QPrinter::A6: return "A6";
case QPrinter::A7: return "A7";
case QPrinter::A8: return "A8";
case QPrinter::A9: return "A9";
case QPrinter::B0: return "B0";
case QPrinter::B1: return "B1";
case QPrinter::B10: return "B10";
case QPrinter::B2: return "B2";
case QPrinter::B3: return "B3";
case QPrinter::B4: return "B4";
case QPrinter::B5: return "B5";
case QPrinter::B6: return "B6";
case QPrinter::B7: return "B7";
case QPrinter::B8: return "B8";
case QPrinter::B9: return "B9";
case QPrinter::C5E: return "C5"; //Correct Translation?
case QPrinter::Comm10E: return "Comm10"; //Correct Translation?
case QPrinter::DLE: return "DL"; //Correct Translation?
case QPrinter::Executive: return "Executive";
case QPrinter::Folio: return "Folio";
case QPrinter::Ledger: return "Ledger";
case QPrinter::Legal: return "Legal";
case QPrinter::Letter: return "Letter";
case QPrinter::Tabloid: return "Tabloid";
case QPrinter::Custom: return QString("Custom.%1x%2mm")
.arg( printer.heightMM() )
.arg( printer.widthMM() );
default: return QString();
}
}
// What about Upper and MultiPurpose? And others in PPD???
QString FilePrinter::mediaPaperSource( QPrinter &printer )
{
switch ( printer.paperSource() ) {
case QPrinter::Auto: return QString();
case QPrinter::Cassette: return "Cassette";
case QPrinter::Envelope: return "Envelope";
case QPrinter::EnvelopeManual: return "EnvelopeManual";
case QPrinter::FormSource: return "FormSource";
case QPrinter::LargeCapacity: return "LargeCapacity";
case QPrinter::LargeFormat: return "LargeFormat";
case QPrinter::Lower: return "Lower";
case QPrinter::MaxPageSource: return "MaxPageSource";
case QPrinter::Middle: return "Middle";
case QPrinter::Manual: return "Manual";
case QPrinter::OnlyOne: return "OnlyOne";
case QPrinter::Tractor: return "Tractor";
case QPrinter::SmallFormat: return "SmallFormat";
default: return QString();
}
}
QStringList FilePrinter::optionOrientation( QPrinter &printer, QPrinter::Orientation documentOrientation )
{
// portrait and landscape options rotate the document according to the document orientation
// If we want to print a landscape document as one would expect it, we have to pass the
// portrait option so that the document is not rotated additionally
if ( printer.orientation() == documentOrientation ) {
// the user wants the document printed as is
return QStringList("-o") << "portrait";
} else {
// the user expects the document being rotated by 90 degrees
return QStringList("-o") << "landscape";
}
}
QStringList FilePrinter::optionDoubleSidedPrinting( QPrinter &printer )
{
switch ( printer.duplex() ) {
case QPrinter::DuplexNone: return QStringList("-o") << "sides=one-sided";
case QPrinter::DuplexAuto: if ( printer.orientation() == QPrinter::Landscape ) {
return QStringList("-o") << "sides=two-sided-short-edge";
} else {
return QStringList("-o") << "sides=two-sided-long-edge";
}
case QPrinter::DuplexLongSide: return QStringList("-o") << "sides=two-sided-long-edge";
case QPrinter::DuplexShortSide: return QStringList("-o") << "sides=two-sided-short-edge";
default: return QStringList(); //Use printer default
}
}
QStringList FilePrinter::optionPageOrder( QPrinter &printer )
{
if ( printer.pageOrder() == QPrinter::LastPageFirst ) {
return QStringList("-o") << "outputorder=reverse";
}
return QStringList("-o") << "outputorder=normal";
}
QStringList FilePrinter::optionCollateCopies( QPrinter &printer )
{
if ( printer.collateCopies() ) {
return QStringList("-o") << "Collate=True";
}
return QStringList("-o") << "Collate=False";
}
QStringList FilePrinter::optionPageMargins( QPrinter &printer )
{
if (printer.printEngine()->property(QPrintEngine::PPK_PageMargins).isNull()) {
return QStringList();
} else {
qreal l, t, r, b;
printer.getPageMargins( &l, &t, &r, &b, QPrinter::Point );
return QStringList("-o") << QString("page-left=%1").arg(l)
<< "-o" << QString("page-top=%1").arg(t)
<< "-o" << QString("page-right=%1").arg(r)
<< "-o" << QString("page-bottom=%1").arg(b) << "-o" << "fit-to-page";
}
}
QStringList FilePrinter::optionCupsProperties( QPrinter &printer )
{
QStringList dialogOptions = printer.printEngine()->property(QPrintEngine::PrintEnginePropertyKey(0xfe00)).toStringList();
QStringList cupsOptions;
for ( int i = 0; i < dialogOptions.count(); i = i + 2 ) {
if ( dialogOptions[i+1].isEmpty() ) {
cupsOptions << "-o" << dialogOptions[i];
} else {
cupsOptions << "-o" << dialogOptions[i] + '=' + dialogOptions[i+1];
}
}
return cupsOptions;
}
/* kate: replace-tabs on; indent-width 4; */
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