Adding upstream version 4:7.4.7.upstream/4%7.4.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 973 insertions, 0 deletions

diff --git a/vcl/unx/generic/print/printerjob.cxx b/vcl/unx/generic/print/printerjob.cxx
new file mode 100644
index 000000000..233bd2195
--- /dev/null
+++ b/vcl/unx/generic/print/printerjob.cxx
@@ -0,0 +1,973 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/*
+ * This file is part of the LibreOffice project.
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * This file incorporates work covered by the following license notice:
+ *
+ *   Licensed to the Apache Software Foundation (ASF) under one or more
+ *   contributor license agreements. See the NOTICE file distributed
+ *   with this work for additional information regarding copyright
+ *   ownership. The ASF licenses this file to you under the Apache
+ *   License, Version 2.0 (the "License"); you may not use this file
+ *   except in compliance with the License. You may obtain a copy of
+ *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
+ */
+
+#include <stdio.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <unistd.h>
+
+#include "psputil.hxx"
+
+#include <unx/printerjob.hxx>
+#include <unx/printergfx.hxx>
+#include <ppdparser.hxx>
+#include <strhelper.hxx>
+#include <printerinfomanager.hxx>
+
+#include <rtl/ustring.hxx>
+#include <rtl/strbuf.hxx>
+#include <rtl/ustrbuf.hxx>
+
+#include <osl/thread.h>
+#include <osl/security.hxx>
+
+#include <algorithm>
+#include <cstddef>
+#include <deque>
+#include <vector>
+
+using namespace psp;
+
+#define nBLOCKSIZE 0x2000
+
+namespace psp
+{
+
+static bool
+AppendPS (FILE* pDst, osl::File* pSrc, unsigned char* pBuffer)
+{
+    assert(pBuffer);
+    if ((pDst == nullptr) || (pSrc == nullptr))
+        return false;
+
+    if (pSrc->setPos(osl_Pos_Absolut, 0) != osl::FileBase::E_None)
+        return false;
+
+    sal_uInt64 nIn = 0;
+    sal_uInt64 nOut = 0;
+    do
+    {
+        pSrc->read  (pBuffer, nBLOCKSIZE, nIn);
+        if (nIn > 0)
+            nOut = fwrite (pBuffer, 1, sal::static_int_cast<sal_uInt32>(nIn), pDst);
+    }
+    while ((nIn > 0) && (nIn == nOut));
+
+    return true;
+}
+
+} // namespace psp
+
+/*
+ * private convenience routines for file handling
+ */
+
+std::unique_ptr<osl::File>
+PrinterJob::CreateSpoolFile (std::u16string_view rName, std::u16string_view rExtension) const
+{
+    OUString aFile = OUString::Concat(rName) + rExtension;
+    OUString aFileURL;
+    osl::File::RC nError = osl::File::getFileURLFromSystemPath( aFile, aFileURL );
+    if (nError != osl::File::E_None)
+        return nullptr;
+    aFileURL = maSpoolDirName + "/" + aFileURL;
+
+    std::unique_ptr<osl::File> pFile( new osl::File (aFileURL) );
+    nError = pFile->open (osl_File_OpenFlag_Read | osl_File_OpenFlag_Write | osl_File_OpenFlag_Create);
+    if (nError != osl::File::E_None)
+    {
+        return nullptr;
+    }
+
+    osl::File::setAttributes (aFileURL,
+                          osl_File_Attribute_OwnWrite | osl_File_Attribute_OwnRead);
+    return pFile;
+}
+
+/*
+ * public methods of PrinterJob: for use in PrinterGfx
+ */
+
+void
+PrinterJob::GetScale (double &rXScale, double &rYScale) const
+{
+    rXScale = mfXScale;
+    rYScale = mfYScale;
+}
+
+sal_uInt16
+PrinterJob::GetDepth () const
+{
+    sal_Int32 nLevel = GetPostscriptLevel();
+    bool  bColor = IsColorPrinter ();
+
+    return nLevel > 1 && bColor ? 24 : 8;
+}
+
+sal_uInt16
+PrinterJob::GetPostscriptLevel (const JobData *pJobData) const
+{
+    sal_uInt16 nPSLevel = 2;
+
+    if( pJobData == nullptr )
+        pJobData = &m_aLastJobData;
+
+    if( pJobData->m_nPSLevel )
+        nPSLevel = pJobData->m_nPSLevel;
+    else
+        if( pJobData->m_pParser )
+            nPSLevel = pJobData->m_pParser->getLanguageLevel();
+
+    return nPSLevel;
+}
+
+bool
+PrinterJob::IsColorPrinter () const
+{
+    bool bColor = false;
+
+    if( m_aLastJobData.m_nColorDevice )
+        bColor = m_aLastJobData.m_nColorDevice != -1;
+    else if( m_aLastJobData.m_pParser )
+        bColor = m_aLastJobData.m_pParser->isColorDevice();
+
+    return bColor;
+}
+
+osl::File*
+PrinterJob::GetCurrentPageBody ()
+{
+    return maPageVector.back().get();
+}
+
+/*
+ * public methods of PrinterJob: the actual job / spool handling
+ */
+PrinterJob::PrinterJob()
+    : mnFileMode(0)
+    , m_pGraphics(nullptr)
+    , mnResolution(96)
+    , mnWidthPt(0)
+    , mnHeightPt(0)
+    , mnMaxWidthPt(0)
+    , mnMaxHeightPt(0)
+    , mnLandscapes(0)
+    , mnPortraits(0)
+    , mnLMarginPt(0)
+    , mnRMarginPt(0)
+    , mnTMarginPt(0)
+    , mnBMarginPt(0)
+    , mfXScale(1)
+    , mfYScale(1)
+    , m_bQuickJob(false)
+{
+}
+
+/* remove all our temporary files, uses external program "rm", since
+   osl functionality is inadequate */
+static void
+removeSpoolDir (const OUString& rSpoolDir)
+{
+    OUString aSysPath;
+    if( osl::File::E_None != osl::File::getSystemPathFromFileURL( rSpoolDir, aSysPath ) )
+    {
+        // Conversion did not work, as this is quite a dangerous action,
+        // we should abort here...
+        OSL_FAIL( "psprint: couldn't remove spool directory" );
+        return;
+    }
+    OString aSysPathByte =
+        OUStringToOString (aSysPath, osl_getThreadTextEncoding());
+    if (system (OString("rm -rf " + aSysPathByte).getStr()) == -1)
+        OSL_FAIL( "psprint: couldn't remove spool directory" );
+}
+
+/* creates a spool directory with a "pidgin random" value based on
+   current system time */
+static OUString
+createSpoolDir ()
+{
+    TimeValue aCur;
+    osl_getSystemTime( &aCur );
+    sal_Int32 nRand = aCur.Seconds ^ (aCur.Nanosec/1000);
+
+    OUString aTmpDir;
+    osl_getTempDirURL( &aTmpDir.pData );
+
+    do
+    {
+        OUString aDir = aTmpDir + "/psp" + OUString::number(nRand);
+        if( osl::Directory::create( aDir ) == osl::FileBase::E_None )
+        {
+            osl::File::setAttributes( aDir,
+                                        osl_File_Attribute_OwnWrite
+                                      | osl_File_Attribute_OwnRead
+                                      | osl_File_Attribute_OwnExe );
+            return aDir;
+        }
+        nRand++;
+    } while( nRand );
+    return OUString();
+}
+
+PrinterJob::~PrinterJob ()
+{
+    maPageVector.clear();
+    maHeaderVector.clear();
+
+    // mpJobHeader->remove();
+    mpJobHeader.reset();
+    // mpJobTrailer->remove();
+    mpJobTrailer.reset();
+
+    // XXX should really call osl::remove routines
+    if( !maSpoolDirName.isEmpty() )
+        removeSpoolDir (maSpoolDirName);
+
+    // osl::Directory::remove (maSpoolDirName);
+}
+
+static void WriteLocalTimePS( osl::File *rFile )
+{
+    TimeValue aStartTime, tLocal;
+    oslDateTime date_time;
+    if (osl_getSystemTime( &aStartTime ) &&
+        osl_getLocalTimeFromSystemTime( &aStartTime, &tLocal ) &&
+        osl_getDateTimeFromTimeValue( &tLocal, &date_time ))
+    {
+        char ar[ 256 ];
+        snprintf(
+            ar, sizeof (ar),
+            "%04d-%02d-%02d %02d:%02d:%02d ",
+            date_time.Year, date_time.Month, date_time.Day,
+            date_time.Hours, date_time.Minutes, date_time.Seconds );
+        WritePS( rFile, ar );
+    }
+    else
+        WritePS( rFile, "Unknown-Time" );
+}
+
+static bool isAscii( const OUString& rStr )
+{
+    sal_Int32 nLen = rStr.getLength();
+    for( sal_Int32 i = 0; i < nLen; i++ )
+        if( rStr[i] > 127 )
+            return false;
+    return true;
+}
+
+bool
+PrinterJob::StartJob (
+                      const OUString& rFileName,
+                      int nMode,
+                      const OUString& rJobName,
+                      std::u16string_view rAppName,
+                      const JobData& rSetupData,
+                      PrinterGfx* pGraphics,
+                      bool bIsQuickJob
+                      )
+{
+    m_bQuickJob = bIsQuickJob;
+    mnMaxWidthPt = mnMaxHeightPt = 0;
+    mnLandscapes = mnPortraits = 0;
+    m_pGraphics = pGraphics;
+    InitPaperSize (rSetupData);
+
+    // create file container for document header and trailer
+    maFileName = rFileName;
+    mnFileMode = nMode;
+    maSpoolDirName = createSpoolDir ();
+    maJobTitle = rJobName;
+
+    OUString aExt(".ps");
+    mpJobHeader  = CreateSpoolFile (u"psp_head", aExt);
+    mpJobTrailer = CreateSpoolFile (u"psp_tail", aExt);
+    if( ! (mpJobHeader && mpJobTrailer) ) // existing files are removed in destructor
+        return false;
+
+    // write document header according to Document Structuring Conventions (DSC)
+    WritePS (mpJobHeader.get(),
+             "%!PS-Adobe-3.0\n"
+             "%%BoundingBox: (atend)\n" );
+
+    // Creator (this application)
+    OUString aFilterWS = WhitespaceToSpace( rAppName, false );
+    WritePS (mpJobHeader.get(), "%%Creator: (");
+    WritePS (mpJobHeader.get(), aFilterWS);
+    WritePS (mpJobHeader.get(), ")\n");
+
+    // For (user name)
+    osl::Security aSecurity;
+    OUString aUserName;
+    if( aSecurity.getUserName( aUserName ) )
+    {
+        WritePS (mpJobHeader.get(), "%%For: (");
+        WritePS (mpJobHeader.get(), aUserName);
+        WritePS (mpJobHeader.get(), ")\n");
+    }
+
+    // Creation Date (locale independent local time)
+    WritePS (mpJobHeader.get(), "%%CreationDate: (");
+    WriteLocalTimePS (mpJobHeader.get());
+    WritePS (mpJobHeader.get(), ")\n");
+
+    // Document Title
+    /* #i74335#
+    * The title should be clean ascii; rJobName however may
+    * contain any Unicode character. So implement the following
+    * algorithm:
+    * use rJobName, if it contains only ascii
+    * use the filename, if it contains only ascii
+    * else omit %%Title
+    */
+    aFilterWS = WhitespaceToSpace( rJobName, false );
+    OUString aTitle( aFilterWS );
+    if( ! isAscii( aTitle ) )
+    {
+        aTitle = WhitespaceToSpace( rFileName.subView(rFileName.lastIndexOf('/')+1), false );
+        if( ! isAscii( aTitle ) )
+            aTitle.clear();
+    }
+
+    maJobTitle = aFilterWS;
+    if( !aTitle.isEmpty() )
+    {
+        WritePS (mpJobHeader.get(), "%%Title: (");
+        WritePS (mpJobHeader.get(), aTitle);
+        WritePS (mpJobHeader.get(), ")\n");
+    }
+
+    // Language Level
+    OStringBuffer pLevel;
+    getValueOf(GetPostscriptLevel(&rSetupData), pLevel);
+    pLevel.append('\n');
+    WritePS (mpJobHeader.get(), "%%LanguageLevel: ");
+    WritePS (mpJobHeader.get(), pLevel.makeStringAndClear());
+
+    // Other
+    WritePS (mpJobHeader.get(), "%%DocumentData: Clean7Bit\n");
+    WritePS (mpJobHeader.get(), "%%Pages: (atend)\n");
+    WritePS (mpJobHeader.get(), "%%Orientation: (atend)\n");
+    WritePS (mpJobHeader.get(), "%%PageOrder: Ascend\n");
+    WritePS (mpJobHeader.get(), "%%EndComments\n");
+
+    // write Prolog
+    writeProlog (mpJobHeader.get(), rSetupData);
+
+    // mark last job setup as not set
+    m_aLastJobData.m_pParser = nullptr;
+    m_aLastJobData.m_aContext.setParser( nullptr );
+
+    return true;
+}
+
+bool
+PrinterJob::EndJob()
+{
+    // no pages ? that really means no print job
+    if( maPageVector.empty() )
+        return false;
+
+    // write document setup (done here because it
+    // includes the accumulated fonts
+    if( mpJobHeader )
+        writeSetup( mpJobHeader.get(), m_aDocumentJobData );
+    m_pGraphics->OnEndJob();
+    if( ! (mpJobHeader && mpJobTrailer) )
+        return false;
+
+    // write document trailer according to Document Structuring Conventions (DSC)
+    OStringBuffer aTrailer(512);
+    aTrailer.append( "%%Trailer\n" );
+    aTrailer.append( "%%BoundingBox: 0 0 " );
+    aTrailer.append( static_cast<sal_Int32>(mnMaxWidthPt) );
+    aTrailer.append( " " );
+    aTrailer.append( static_cast<sal_Int32>(mnMaxHeightPt) );
+    if( mnLandscapes > mnPortraits )
+        aTrailer.append("\n%%Orientation: Landscape");
+    else
+        aTrailer.append("\n%%Orientation: Portrait");
+    aTrailer.append( "\n%%Pages: " );
+    aTrailer.append( static_cast<sal_Int32>(maPageVector.size()) );
+    aTrailer.append( "\n%%EOF\n" );
+    WritePS (mpJobTrailer.get(), aTrailer.getStr());
+
+    /*
+     * spool the set of files to their final destination, this is U**X dependent
+     */
+
+    FILE* pDestFILE = nullptr;
+
+    /* create a destination either as file or as a pipe */
+    bool bSpoolToFile = !maFileName.isEmpty();
+    if (bSpoolToFile)
+    {
+        const OString aFileName = OUStringToOString (maFileName,
+                                                               osl_getThreadTextEncoding());
+        if( mnFileMode )
+        {
+            int nFile = open( aFileName.getStr(), O_CREAT | O_EXCL | O_RDWR, mnFileMode );
+            if( nFile != -1 )
+            {
+                pDestFILE = fdopen( nFile, "w" );
+                if( pDestFILE == nullptr )
+                {
+                    close( nFile );
+                    unlink( aFileName.getStr() );
+                    return false;
+                }
+            }
+            else
+            {
+                (void)chmod( aFileName.getStr(), mnFileMode );
+            }
+        }
+        if (pDestFILE == nullptr)
+            pDestFILE = fopen (aFileName.getStr(), "w");
+
+        if (pDestFILE == nullptr)
+            return false;
+    }
+    else
+    {
+        PrinterInfoManager& rPrinterInfoManager = PrinterInfoManager::get ();
+        pDestFILE = rPrinterInfoManager.startSpool( m_aLastJobData.m_aPrinterName, m_bQuickJob );
+        if (pDestFILE == nullptr)
+            return false;
+    }
+
+    /* spool the document parts to the destination */
+
+    unsigned char pBuffer[ nBLOCKSIZE ];
+
+    AppendPS (pDestFILE, mpJobHeader.get(), pBuffer);
+    mpJobHeader->close();
+
+    bool bSuccess = true;
+    std::vector< std::unique_ptr<osl::File> >::iterator pPageBody;
+    std::vector< std::unique_ptr<osl::File> >::iterator pPageHead;
+    for (pPageBody  = maPageVector.begin(), pPageHead  = maHeaderVector.begin();
+         pPageBody != maPageVector.end() && pPageHead != maHeaderVector.end();
+         ++pPageBody, ++pPageHead)
+    {
+        if( *pPageHead )
+        {
+            osl::File::RC nError = (*pPageHead)->open(osl_File_OpenFlag_Read);
+            if (nError == osl::File::E_None)
+            {
+                AppendPS (pDestFILE, pPageHead->get(), pBuffer);
+                (*pPageHead)->close();
+            }
+        }
+        else
+            bSuccess = false;
+        if( *pPageBody )
+        {
+            osl::File::RC nError = (*pPageBody)->open(osl_File_OpenFlag_Read);
+            if (nError == osl::File::E_None)
+            {
+                AppendPS (pDestFILE, pPageBody->get(), pBuffer);
+                (*pPageBody)->close();
+            }
+        }
+        else
+            bSuccess = false;
+    }
+
+    AppendPS (pDestFILE, mpJobTrailer.get(), pBuffer);
+    mpJobTrailer->close();
+
+    /* well done */
+
+    if (bSpoolToFile)
+        fclose (pDestFILE);
+    else
+    {
+        PrinterInfoManager& rPrinterInfoManager = PrinterInfoManager::get();
+        if (!rPrinterInfoManager.endSpool( m_aLastJobData.m_aPrinterName,
+            maJobTitle, pDestFILE, m_aDocumentJobData, true, OUString()))
+        {
+            bSuccess = false;
+        }
+    }
+
+    return bSuccess;
+}
+
+void
+PrinterJob::InitPaperSize (const JobData& rJobSetup)
+{
+    int nRes = rJobSetup.m_aContext.getRenderResolution ();
+
+    OUString aPaper;
+    int nWidth, nHeight;
+    rJobSetup.m_aContext.getPageSize (aPaper, nWidth, nHeight);
+
+    int nLeft = 0, nRight = 0, nUpper = 0, nLower = 0;
+    const PPDParser* pParser = rJobSetup.m_aContext.getParser();
+    if (pParser != nullptr)
+        pParser->getMargins (aPaper, nLeft, nRight, nUpper, nLower);
+
+    mnResolution    = nRes;
+
+    mnWidthPt       = nWidth;
+    mnHeightPt      = nHeight;
+
+    if( mnWidthPt > mnMaxWidthPt )
+        mnMaxWidthPt = mnWidthPt;
+    if( mnHeightPt > mnMaxHeightPt )
+        mnMaxHeightPt = mnHeightPt;
+
+    mnLMarginPt     = nLeft;
+    mnRMarginPt     = nRight;
+    mnTMarginPt     = nUpper;
+    mnBMarginPt     = nLower;
+
+    mfXScale        = 72.0 / static_cast<double>(mnResolution);
+    mfYScale        = -1.0 * 72.0 / static_cast<double>(mnResolution);
+}
+
+void
+PrinterJob::StartPage (const JobData& rJobSetup)
+{
+    InitPaperSize (rJobSetup);
+
+    OUString aPageNo = OUString::number (static_cast<sal_Int32>(maPageVector.size())+1); // sequential page number must start with 1
+    OUString aExt    = aPageNo + ".ps";
+
+    maHeaderVector.push_back( CreateSpoolFile ( u"psp_pghead", aExt) );
+    maPageVector.push_back( CreateSpoolFile ( u"psp_pgbody", aExt) );
+
+    osl::File* pPageHeader = maHeaderVector.back().get();
+    osl::File* pPageBody   = maPageVector.back().get();
+
+    if( ! (pPageHeader && pPageBody) )
+        return;
+
+    // write page header according to Document Structuring Conventions (DSC)
+    WritePS (pPageHeader, "%%Page: ");
+    WritePS (pPageHeader, aPageNo);
+    WritePS (pPageHeader, " ");
+    WritePS (pPageHeader, aPageNo);
+    WritePS (pPageHeader, "\n");
+
+    if( rJobSetup.m_eOrientation == orientation::Landscape )
+    {
+        WritePS (pPageHeader, "%%PageOrientation: Landscape\n");
+        mnLandscapes++;
+    }
+    else
+    {
+        WritePS (pPageHeader, "%%PageOrientation: Portrait\n");
+        mnPortraits++;
+    }
+
+    OStringBuffer pBBox;
+
+    psp::appendStr  ("%%PageBoundingBox: ",    pBBox);
+    psp::getValueOf (mnLMarginPt,              pBBox);
+    psp::appendStr  (" ",                      pBBox);
+    psp::getValueOf (mnBMarginPt,              pBBox);
+    psp::appendStr  (" ",                      pBBox);
+    psp::getValueOf (mnWidthPt  - mnRMarginPt, pBBox);
+    psp::appendStr  (" ",                      pBBox);
+    psp::getValueOf (mnHeightPt - mnTMarginPt, pBBox);
+    psp::appendStr  ("\n",                     pBBox);
+
+    WritePS (pPageHeader, pBBox.makeStringAndClear());
+
+    /* #i7262# #i65491# write setup only before first page
+     *  (to %%Begin(End)Setup, instead of %%Begin(End)PageSetup)
+     *  don't do this in StartJob since the jobsetup there may be
+     *  different.
+     */
+    bool bWriteFeatures = true;
+    if( 1 == maPageVector.size() )
+    {
+        m_aDocumentJobData = rJobSetup;
+        bWriteFeatures = false;
+    }
+
+    if ( writePageSetup( pPageHeader, rJobSetup, bWriteFeatures ) )
+    {
+        m_aLastJobData = rJobSetup;
+    }
+}
+
+void
+PrinterJob::EndPage ()
+{
+    osl::File* pPageHeader = maHeaderVector.back().get();
+    osl::File* pPageBody   = maPageVector.back().get();
+
+    if( ! (pPageBody && pPageHeader) )
+        return;
+
+    // copy page to paper and write page trailer according to DSC
+
+    OStringBuffer pTrailer;
+    psp::appendStr ("grestore grestore\n", pTrailer);
+    psp::appendStr ("showpage\n",          pTrailer);
+    psp::appendStr ("%%PageTrailer\n\n",   pTrailer);
+    WritePS (pPageBody, pTrailer.makeStringAndClear());
+
+    // this page is done for now, close it to avoid having too many open fd's
+
+    pPageHeader->close();
+    pPageBody->close();
+}
+
+namespace {
+
+struct less_ppd_key
+{
+    bool operator()(const PPDKey* left, const PPDKey* right)
+    { return left->getOrderDependency() < right->getOrderDependency(); }
+};
+
+}
+
+static bool writeFeature( osl::File* pFile, const PPDKey* pKey, const PPDValue* pValue, bool bUseIncluseFeature )
+{
+    if( ! pKey || ! pValue )
+        return true;
+
+    OStringBuffer aFeature(256);
+    aFeature.append( "[{\n" );
+    if( bUseIncluseFeature )
+        aFeature.append( "%%IncludeFeature:" );
+    else
+        aFeature.append( "%%BeginFeature:" );
+    aFeature.append( " *" );
+    aFeature.append( OUStringToOString( pKey->getKey(), RTL_TEXTENCODING_ASCII_US ) );
+    aFeature.append( ' ' );
+    aFeature.append( OUStringToOString( pValue->m_aOption, RTL_TEXTENCODING_ASCII_US ) );
+    if( !bUseIncluseFeature )
+    {
+        aFeature.append( '\n' );
+        aFeature.append( OUStringToOString( pValue->m_aValue, RTL_TEXTENCODING_ASCII_US ) );
+        aFeature.append( "\n%%EndFeature" );
+    }
+    aFeature.append( "\n} stopped cleartomark\n" );
+    sal_uInt64 nWritten = 0;
+    return !(pFile->write( aFeature.getStr(), aFeature.getLength(), nWritten )
+        || nWritten != static_cast<sal_uInt64>(aFeature.getLength()));
+}
+
+bool PrinterJob::writeFeatureList( osl::File* pFile, const JobData& rJob, bool bDocumentSetup ) const
+{
+    bool bSuccess = true;
+
+    // emit features ordered to OrderDependency
+    // ignore features that are set to default
+
+    // sanity check
+    if( rJob.m_pParser == rJob.m_aContext.getParser() &&
+        rJob.m_pParser &&
+        ( m_aLastJobData.m_pParser == rJob.m_pParser || m_aLastJobData.m_pParser == nullptr )
+        )
+    {
+        std::size_t i;
+        std::size_t nKeys = rJob.m_aContext.countValuesModified();
+        ::std::vector< const PPDKey* > aKeys( nKeys );
+        for(  i = 0; i < nKeys; i++ )
+            aKeys[i] = rJob.m_aContext.getModifiedKey( i );
+        ::std::sort( aKeys.begin(), aKeys.end(), less_ppd_key() );
+
+        for( i = 0; i < nKeys && bSuccess; i++ )
+        {
+            const PPDKey* pKey = aKeys[i];
+            bool bEmit = false;
+            if( bDocumentSetup )
+            {
+                if( pKey->getSetupType()    == PPDKey::SetupType::DocumentSetup )
+                    bEmit = true;
+            }
+            if( pKey->getSetupType()    == PPDKey::SetupType::PageSetup        ||
+                pKey->getSetupType()    == PPDKey::SetupType::AnySetup )
+                bEmit = true;
+            if( bEmit )
+            {
+                const PPDValue* pValue = rJob.m_aContext.getValue( pKey );
+                if( pValue
+                    && pValue->m_eType == eInvocation
+                    && ( m_aLastJobData.m_pParser == nullptr
+                         || m_aLastJobData.m_aContext.getValue( pKey ) != pValue
+                         || bDocumentSetup
+                         )
+                   )
+                {
+                    // try to avoid PS level 2 feature commands if level is set to 1
+                    if( GetPostscriptLevel( &rJob ) == 1 )
+                    {
+                        bool bHavePS2 =
+                            ( pValue->m_aValue.indexOf( "<<" ) != -1 )
+                            ||
+                            ( pValue->m_aValue.indexOf( ">>" ) != -1 );
+                        if( bHavePS2 )
+                            continue;
+                    }
+                    bSuccess = writeFeature( pFile, pKey, pValue, PrinterInfoManager::get().getUseIncludeFeature() );
+                }
+            }
+        }
+    }
+    else
+        bSuccess = false;
+
+    return bSuccess;
+}
+
+bool PrinterJob::writePageSetup( osl::File* pFile, const JobData& rJob, bool bWriteFeatures )
+{
+    bool bSuccess = true;
+
+    WritePS (pFile, "%%BeginPageSetup\n%\n");
+    if ( bWriteFeatures )
+        bSuccess = writeFeatureList( pFile, rJob, false );
+    WritePS (pFile, "%%EndPageSetup\n");
+
+    OStringBuffer pTranslate;
+
+    if( rJob.m_eOrientation == orientation::Portrait )
+    {
+        psp::appendStr  ("gsave\n[",   pTranslate);
+        psp::getValueOfDouble (        pTranslate, mfXScale, 5);
+        psp::appendStr  (" 0 0 ",      pTranslate);
+        psp::getValueOfDouble (        pTranslate, mfYScale, 5);
+        psp::appendStr  (" ",          pTranslate);
+        psp::getValueOf (mnRMarginPt,  pTranslate);
+        psp::appendStr  (" ",          pTranslate);
+        psp::getValueOf (mnHeightPt-mnTMarginPt,
+                                  pTranslate);
+        psp::appendStr  ("] concat\ngsave\n",
+                                  pTranslate);
+    }
+    else
+    {
+        psp::appendStr  ("gsave\n",    pTranslate);
+        psp::appendStr  ("[ 0 ",       pTranslate);
+        psp::getValueOfDouble (        pTranslate, -mfYScale, 5);
+        psp::appendStr  (" ",          pTranslate);
+        psp::getValueOfDouble (        pTranslate, mfXScale, 5);
+        psp::appendStr  (" 0 ",        pTranslate );
+        psp::getValueOfDouble (        pTranslate, mnLMarginPt, 5 );
+        psp::appendStr  (" ",          pTranslate);
+        psp::getValueOf (mnBMarginPt,  pTranslate );
+        psp::appendStr ("] concat\ngsave\n",
+                                 pTranslate);
+    }
+
+    WritePS (pFile, pTranslate.makeStringAndClear());
+
+    return bSuccess;
+}
+
+void PrinterJob::writeJobPatch( osl::File* pFile, const JobData& rJobData )
+{
+    if( ! PrinterInfoManager::get().getUseJobPatch() )
+        return;
+
+    const PPDKey* pKey = nullptr;
+
+    if( rJobData.m_pParser )
+        pKey = rJobData.m_pParser->getKey( "JobPatchFile" );
+    if( ! pKey )
+        return;
+
+    // order the patch files
+    // according to PPD spec the JobPatchFile options must be int
+    // and should be emitted in order
+    std::deque< sal_Int32 > patch_order;
+    int nValueCount = pKey->countValues();
+    for( int i = 0; i < nValueCount; i++ )
+    {
+        const PPDValue* pVal = pKey->getValue( i );
+        patch_order.push_back( pVal->m_aOption.toInt32() );
+        if( patch_order.back() == 0 && pVal->m_aOption != "0" )
+        {
+            WritePS( pFile, "% Warning: left out JobPatchFile option \"" );
+            OString aOption = OUStringToOString( pVal->m_aOption, RTL_TEXTENCODING_ASCII_US );
+            WritePS( pFile, aOption.getStr() );
+            WritePS( pFile,
+                     "\"\n% as it violates the PPD spec;\n"
+                     "% JobPatchFile options need to be numbered for ordering.\n" );
+        }
+    }
+
+    std::sort(patch_order.begin(), patch_order.end());
+    patch_order.erase(std::unique(patch_order.begin(), patch_order.end()), patch_order.end());
+
+    for (auto const& elem : patch_order)
+    {
+        // note: this discards patch files not adhering to the "int" scheme
+        // as there won't be a value for them
+        writeFeature( pFile, pKey, pKey->getValue( OUString::number(elem) ), false );
+    }
+}
+
+void PrinterJob::writeProlog (osl::File* pFile, const JobData& rJobData )
+{
+    WritePS( pFile, "%%BeginProlog\n" );
+
+    // JobPatchFile feature needs to be emitted at begin of prolog
+    writeJobPatch( pFile, rJobData );
+
+    static const char pProlog[] = {
+        "%%BeginResource: procset PSPrint-Prolog 1.0 0\n"
+        "/ISO1252Encoding [\n"
+        "/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef\n"
+        "/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef\n"
+        "/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef\n"
+        "/.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef /.notdef\n"
+        "/space /exclam /quotedbl /numbersign /dollar /percent /ampersand /quotesingle\n"
+        "/parenleft /parenright /asterisk /plus /comma /hyphen /period /slash\n"
+        "/zero /one /two /three /four /five /six /seven\n"
+        "/eight /nine /colon /semicolon /less /equal /greater /question\n"
+        "/at /A /B /C /D /E /F /G\n"
+        "/H /I /J /K /L /M /N /O\n"
+        "/P /Q /R /S /T /U /V /W\n"
+        "/X /Y /Z /bracketleft /backslash /bracketright /asciicircum /underscore\n"
+        "/grave /a /b /c /d /e /f /g\n"
+        "/h /i /j /k /l /m /n /o\n"
+        "/p /q /r /s /t /u /v /w\n"
+        "/x /y /z /braceleft /bar /braceright /asciitilde /unused\n"
+        "/Euro /unused /quotesinglbase /florin /quotedblbase /ellipsis /dagger /daggerdbl\n"
+        "/circumflex /perthousand /Scaron /guilsinglleft /OE /unused /Zcaron /unused\n"
+        "/unused /quoteleft /quoteright /quotedblleft /quotedblright /bullet /endash /emdash\n"
+        "/tilde /trademark /scaron /guilsinglright /oe /unused /zcaron /Ydieresis\n"
+        "/space /exclamdown /cent /sterling /currency /yen /brokenbar /section\n"
+        "/dieresis /copyright /ordfeminine /guillemotleft /logicalnot /hyphen /registered /macron\n"
+        "/degree /plusminus /twosuperior /threesuperior /acute /mu /paragraph /periodcentered\n"
+        "/cedilla /onesuperior /ordmasculine /guillemotright /onequarter /onehalf /threequarters /questiondown\n"
+        "/Agrave /Aacute /Acircumflex /Atilde /Adieresis /Aring /AE /Ccedilla\n"
+        "/Egrave /Eacute /Ecircumflex /Edieresis /Igrave /Iacute /Icircumflex /Idieresis\n"
+        "/Eth /Ntilde /Ograve /Oacute /Ocircumflex /Otilde /Odieresis /multiply\n"
+        "/Oslash /Ugrave /Uacute /Ucircumflex /Udieresis /Yacute /Thorn /germandbls\n"
+        "/agrave /aacute /acircumflex /atilde /adieresis /aring /ae /ccedilla\n"
+        "/egrave /eacute /ecircumflex /edieresis /igrave /iacute /icircumflex /idieresis\n"
+        "/eth /ntilde /ograve /oacute /ocircumflex /otilde /odieresis /divide\n"
+        "/oslash /ugrave /uacute /ucircumflex /udieresis /yacute /thorn /ydieresis] def\n"
+        "\n"
+        "/psp_definefont { exch dup findfont dup length dict begin { 1 index /FID ne\n"
+        "{ def } { pop pop } ifelse } forall /Encoding 3 -1 roll def\n"
+        "currentdict end exch pop definefont pop } def\n"
+        "\n"
+        "/pathdict dup 8 dict def load begin\n"
+        "/rcmd { { currentfile 1 string readstring pop 0 get dup 32 gt { exit }\n"
+        "{ pop } ifelse } loop dup 126 eq { pop exit } if 65 sub dup 16#3 and 1\n"
+        "add exch dup 16#C and -2 bitshift 16#3 and 1 add exch 16#10 and 16#10\n"
+        "eq 3 1 roll exch } def\n"
+        "/rhex { dup 1 sub exch currentfile exch string readhexstring pop dup 0\n"
+        "get dup 16#80 and 16#80 eq dup 3 1 roll { 16#7f and } if 2 index 0 3\n"
+        "-1 roll put 3 1 roll 0 0 1 5 -1 roll { 2 index exch get add 256 mul }\n"
+        "for 256 div exch pop exch { neg } if } def\n"
+        "/xcmd { rcmd exch rhex exch rhex exch 5 -1 roll add exch 4 -1 roll add\n"
+        "1 index 1 index 5 -1 roll { moveto } { lineto } ifelse } def end\n"
+        "/readpath { 0 0 pathdict begin { xcmd } loop end pop pop } def\n"
+        "\n"
+        "systemdict /languagelevel known not {\n"
+        "/xshow { exch dup length 0 1 3 -1 roll 1 sub { dup 3 index exch get\n"
+        "exch 2 index exch get 1 string dup 0 4 -1 roll put currentpoint 3 -1\n"
+        "roll show moveto 0 rmoveto } for pop pop } def\n"
+        "/rectangle { 4 -2 roll moveto 1 index 0 rlineto 0 exch rlineto neg 0\n"
+        "rlineto closepath } def\n"
+        "/rectfill { rectangle fill } def\n"
+        "/rectstroke { rectangle stroke } def } if\n"
+        "/bshow { currentlinewidth 3 1 roll currentpoint 3 index show moveto\n"
+        "setlinewidth false charpath stroke setlinewidth } def\n"
+        "/bxshow { currentlinewidth 4 1 roll setlinewidth exch dup length 1 sub\n"
+        "0 1 3 -1 roll { 1 string 2 index 2 index get 1 index exch 0 exch put dup\n"
+        "currentpoint 3 -1 roll show moveto currentpoint 3 -1 roll false charpath\n"
+        "stroke moveto 2 index exch get 0 rmoveto } for pop pop setlinewidth } def\n"
+        "\n"
+        "/psp_lzwfilter { currentfile /ASCII85Decode filter /LZWDecode filter } def\n"
+        "/psp_ascii85filter { currentfile /ASCII85Decode filter } def\n"
+        "/psp_lzwstring { psp_lzwfilter 1024 string readstring } def\n"
+        "/psp_ascii85string { psp_ascii85filter 1024 string readstring } def\n"
+        "/psp_imagedict {\n"
+        "/psp_bitspercomponent { 3 eq { 1 }{ 8 } ifelse } def\n"
+        "/psp_decodearray { [ [0 1 0 1 0 1] [0 255] [0 1] [0 255] ] exch get }\n"
+        "def 7 dict dup\n"
+        "/ImageType 1 put dup\n"
+        "/Width 7 -1 roll put dup\n"
+        "/Height 5 index put dup\n"
+        "/BitsPerComponent 4 index psp_bitspercomponent put dup\n"
+        "/Decode 5 -1 roll psp_decodearray put dup\n"
+        "/ImageMatrix [1 0 0 1 0 0] dup 5 8 -1 roll put put dup\n"
+        "/DataSource 4 -1 roll 1 eq { psp_lzwfilter } { psp_ascii85filter } ifelse put\n"
+        "} def\n"
+        "%%EndResource\n"
+        "%%EndProlog\n"
+    };
+    WritePS (pFile, pProlog);
+}
+
+bool PrinterJob::writeSetup( osl::File* pFile, const JobData& rJob )
+{
+    WritePS (pFile, "%%BeginSetup\n%\n");
+
+    // download fonts
+    std::vector< OString > aFonts;
+    m_pGraphics->writeResources( pFile, aFonts );
+
+    if( !aFonts.empty() )
+    {
+        std::vector< OString >::const_iterator it = aFonts.begin();
+        OStringBuffer aLine( 256 );
+        aLine.append( "%%DocumentSuppliedResources: font " );
+        aLine.append( *it );
+        aLine.append( "\n" );
+        WritePS ( pFile, aLine.getStr() );
+        while( (++it) != aFonts.end() )
+        {
+            aLine.setLength(0);
+            aLine.append( "%%+ font " );
+            aLine.append( *it );
+            aLine.append( "\n" );
+            WritePS ( pFile, aLine.getStr() );
+        }
+    }
+
+    bool bSuccess = true;
+    // in case of external print dialog the number of copies is prepended
+    // to the job, let us not complicate things by emitting our own copy count
+    bool bExternalDialog = PrinterInfoManager::get().checkFeatureToken( GetPrinterName(), "external_dialog" );
+    if( ! bExternalDialog && rJob.m_nCopies > 1 )
+    {
+        // setup code
+        OString aLine = "/#copies " +
+                OString::number(static_cast<sal_Int32>(rJob.m_nCopies)) +
+                " def\n";
+        sal_uInt64 nWritten = 0;
+        bSuccess = !(pFile->write(aLine.getStr(), aLine.getLength(), nWritten)
+            || nWritten != static_cast<sal_uInt64>(aLine.getLength()));
+
+        if( bSuccess && GetPostscriptLevel( &rJob ) >= 2 )
+            WritePS (pFile, "<< /NumCopies null /Policies << /NumCopies 1 >> >> setpagedevice\n" );
+    }
+
+    bool bFeatureSuccess = writeFeatureList( pFile, rJob, true );
+
+    WritePS (pFile, "%%EndSetup\n");
+
+    return bSuccess && bFeatureSuccess;
+}
+
+/* vim:set shiftwidth=4 softtabstop=4 expandtab: */