PPD parsing: set default as well as value, add more parsing info.

Change-Id: I44ea2518d957b5ceee70df1b9a15779ffd5eb7a4
Reviewed-on: https://gerrit.libreoffice.org/38317Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
Reviewed-by: Michael Meeks <michael.meeks@collabora.com>
Tested-by: Michael Meeks <michael.meeks@collabora.com>

vcl/unx/generic/printer/cupsmgr.cxx

@@ -473,7 +473,8 @@ const PPDParser* CUPSManager::createCUPSParser( const OUString& rPrinter )
                         SAL_INFO("vcl.unx.print", "ppdOpenFile failed, falling back to generic driver");
 
                     // remove temporary PPD file
-                    unlink( aPPDFile.getStr() );
+                    if (!getenv("SAL_CUPS_PPD_RETAIN_TMP"))
+                        unlink( aPPDFile.getStr() );
                 }
                 else
                     SAL_INFO("vcl.unx.print", "cupsGetPPD failed, falling back to generic driver");
@@ -490,6 +491,7 @@ const PPDParser* CUPSManager::createCUPSParser( const OUString& rPrinter )
     {
         // get the default PPD
         pNewParser = PPDParser::getParser( "SGENPRT" );
+        SAL_WARN("vcl.unx.print", "Parsing default SGENPRT PPD" );
 
         PrinterInfo& rInfo = m_aPrinters[ aPrinter ].m_aInfo;
 

vcl/unx/generic/printer/ppdparser.cxx

@@ -548,6 +548,10 @@ const PPDParser* PPDParser::getParser( const OUString& rFile )
                 << rFile << "\" !");
         return nullptr;
     }
+    else
+        SAL_INFO("vcl.unx.print", "Parsing printer info from \""
+                 << rFile << "\" !");
+
 
     PPDCache &rPPDCache = thePPDCache::get();
     for( ::std::list< PPDParser* >::const_iterator it = rPPDCache.aAllParsers.begin(); it != rPPDCache.aAllParsers.end(); ++it )
@@ -865,6 +869,9 @@ void PPDParser::parse( ::std::list< OString >& rLines )
     {
         OString aCurrentLine( *line );
         ++line;
+
+        SAL_INFO("vcl.unx.print", "Parse line '" << aCurrentLine << "'");
+
         if (aCurrentLine.getLength() < 2 || aCurrentLine[0] != '*')
             continue;
         if( aCurrentLine[1] == '%' )
@@ -1124,6 +1131,7 @@ void PPDParser::parse( ::std::list< OString >& rLines )
         OString aLine(*line);
         if (aLine.startsWith("*Default"))
         {
+            SAL_INFO("vcl.unx.print", "Found a default: '" << aLine << "'");
             OUString aKey(OStringToOUString(aLine.copy(8), RTL_TEXTENCODING_MS_1252));
             sal_Int32 nPos = aKey.indexOf( ':' );
             if( nPos != -1 )
@@ -1148,6 +1156,7 @@ void PPDParser::parse( ::std::list< OString >& rLines )
                     // so invent that key here and have a default value
                     PPDKey* pKey = new PPDKey( aKey );
                     pKey->insertValue( aOption, eInvocation /*or what ?*/ );
+                    pKey->m_pDefaultValue = pKey->getValue( aOption );
                     insertKey( aKey, pKey );
                 }
             }