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|
/*************************************************************************
*
* $RCSfile: cupsmgr.cxx,v $
*
* $Revision: 1.12 $
*
* last change: $Author: hr $ $Date: 2005-06-06 16:07:42 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source License Version 1.1 (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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifdef ENABLE_CUPS
#include <cups/cups.h>
#include <cups/ppd.h>
#else
typedef void ppd_file_t;
typedef void cups_dest_t;
typedef void cups_option_t;
#endif
#include <unistd.h>
#include <osl/thread.h>
#include <osl/diagnose.h>
#include <osl/conditn.hxx>
#include <rtl/ustrbuf.hxx>
#include <cupsmgr.hxx>
#include <algorithm>
namespace psp
{
class CUPSWrapper
{
oslModule m_pLib;
osl::Mutex m_aGetPPDMutex;
bool m_bPPDThreadRunning;
int (*m_pcupsPrintFile)(const char*, const char*, const char*, int, cups_option_t*);
int (*m_pcupsGetDests)(cups_dest_t**);
void (*m_pcupsSetDests)(int,cups_dest_t*);
void (*m_pcupsFreeDests)(int,cups_dest_t*);
const char* (*m_pcupsGetPPD)(const char*);
int (*m_pcupsMarkOptions)(ppd_file_t*,int,cups_option_t*);
int (*m_pcupsAddOption)(const char*,const char*,int,cups_option_t**);
void (*m_pcupsFreeOptions)(int,cups_option_t*);
ppd_file_t* (*m_pppdOpenFile)(const char* pFile);
void (*m_pppdClose)(ppd_file_t*);
const char* (*m_pcupsServer)();
void (*m_pcupsSetPasswordCB)(const char*(cb)(const char*));
const char* (*m_pcupsUser)();
void (*m_pcupsSetUser)(const char*);
void* loadSymbol( const char* );
public:
CUPSWrapper();
~CUPSWrapper();
bool isValid();
int cupsGetDests(cups_dest_t** pDests)
{ return m_pcupsGetDests(pDests); }
void cupsSetDests( int nDests, cups_dest_t* pDests )
{ m_pcupsSetDests( nDests, pDests ); }
void cupsFreeDests(int nDests, cups_dest_t* pDests)
{ m_pcupsFreeDests(nDests, pDests); }
int cupsPrintFile( const char* pPrinter,
const char* pFileName,
const char* pTitle,
int nOptions,
cups_option_t* pOptions )
{ return m_pcupsPrintFile( pPrinter, pFileName, pTitle, nOptions, pOptions ); }
rtl::OString cupsGetPPD( const char* pPrinter );
int cupsMarkOptions(ppd_file_t* pPPD, int nOptions, cups_option_t* pOptions )
{ return m_pcupsMarkOptions(pPPD, nOptions, pOptions); }
int cupsAddOption( const char* pName, const char* pValue, int nOptions, cups_option_t** pOptions )
{ return m_pcupsAddOption( pName, pValue, nOptions, pOptions ); }
void cupsFreeOptions( int nOptions, cups_option_t* pOptions )
{ m_pcupsFreeOptions( nOptions, pOptions ); }
ppd_file_t* ppdOpenFile( const char* pFileName )
{ return m_pppdOpenFile( pFileName ); }
void ppdClose( ppd_file_t* pPPD )
{ m_pppdClose( pPPD ); }
const char *cupsServer(void)
{ return m_pcupsServer(); }
const char *cupsUser(void)
{ return m_pcupsUser(); }
void cupsSetPasswordCB(const char *(*cb)(const char *))
{ m_pcupsSetPasswordCB( cb ); }
void cupsSetUser(const char *user)
{ m_pcupsSetUser( user ); }
};
}
using namespace psp;
using namespace osl;
using namespace rtl;
/*
* CUPSWrapper class
*/
void* CUPSWrapper::loadSymbol( const char* pSymbol )
{
OUString aSym( OUString::createFromAscii( pSymbol ) );
void* pSym = osl_getSymbol( m_pLib, aSym.pData );
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "%s %s\n", pSymbol, pSym ? "found" : "not found" );
#endif
return pSym;
}
CUPSWrapper::CUPSWrapper()
: m_pLib( NULL ),
m_bPPDThreadRunning( false )
{
#ifdef ENABLE_CUPS
OUString aLib( RTL_CONSTASCII_USTRINGPARAM( "libcups.so.2" ) );
m_pLib = osl_loadModule( aLib.pData, SAL_LOADMODULE_LAZY );
if( ! m_pLib )
{
aLib = OUString( RTL_CONSTASCII_USTRINGPARAM( "libcups.so" ) );
m_pLib = osl_loadModule( aLib.pData, SAL_LOADMODULE_LAZY );
}
#endif
if( ! m_pLib )
{
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "no cups library found\n" );
#endif
return;
}
m_pcupsPrintFile = (int(*)(const char*,const char*,const char*,int,cups_option_t*))
loadSymbol( "cupsPrintFile" );
m_pcupsGetDests = (int(*)(cups_dest_t**))
loadSymbol( "cupsGetDests" );
m_pcupsSetDests = (void(*)(int,cups_dest_t*))
loadSymbol( "cupsSetDests" );
m_pcupsFreeDests = (void(*)(int,cups_dest_t*))
loadSymbol( "cupsFreeDests" );
m_pcupsGetPPD = (const char*(*)(const char*))
loadSymbol( "cupsGetPPD" );
m_pcupsMarkOptions = (int(*)(ppd_file_t*,int,cups_option_t*))
loadSymbol( "cupsMarkOptions" );
m_pcupsAddOption = (int(*)(const char*,const char*,int,cups_option_t**))
loadSymbol( "cupsAddOption" );
m_pcupsFreeOptions = (void(*)(int,cups_option_t*))
loadSymbol( "cupsFreeOptions" );
m_pppdOpenFile = (ppd_file_t*(*)(const char*))
loadSymbol( "ppdOpenFile" );
m_pppdClose = (void(*)(ppd_file_t*))
loadSymbol( "ppdClose" );
m_pcupsServer = (const char*(*)())
loadSymbol( "cupsServer" );
m_pcupsUser = (const char*(*)())
loadSymbol( "cupsUser" );
m_pcupsSetPasswordCB = (void(*)(const char*(*)(const char*)))
loadSymbol( "cupsSetPasswordCB" );
m_pcupsSetUser = (void(*)(const char*))
loadSymbol( "cupsSetUser" );
if( ! (
m_pcupsPrintFile &&
m_pcupsGetDests &&
m_pcupsSetDests &&
m_pcupsFreeDests &&
m_pcupsGetPPD &&
m_pcupsMarkOptions &&
m_pcupsAddOption &&
m_pcupsServer &&
m_pcupsUser &&
m_pcupsSetPasswordCB &&
m_pcupsSetUser &&
m_pcupsFreeOptions &&
m_pppdOpenFile &&
m_pppdClose
) )
{
osl_unloadModule( m_pLib );
m_pLib = NULL;
}
}
CUPSWrapper::~CUPSWrapper()
{
if( m_pLib )
osl_unloadModule( m_pLib );
}
bool CUPSWrapper::isValid()
{
return m_pLib != NULL;
}
typedef const char*(*PPDFunction)(const char*);
struct GetPPDAttribs
{
PPDFunction m_pFunction;
osl::Condition m_aCondition;
OString m_aParameter;
OString m_aResult;
oslThread m_aThread;
int m_nRefs;
bool* m_pResetRunning;
osl::Mutex* m_pSyncMutex;
GetPPDAttribs( PPDFunction pFn, const char * m_pParameter,
bool* pResetRunning, osl::Mutex* pSyncMutex )
: m_pFunction( pFn ),
m_aParameter( m_pParameter ),
m_pResetRunning( pResetRunning ),
m_pSyncMutex( pSyncMutex )
{
m_nRefs = 2;
m_aCondition.reset();
}
~GetPPDAttribs()
{
if( m_aResult.getLength() )
unlink( m_aResult.getStr() );
}
void unref()
{
if( --m_nRefs == 0 )
{
*m_pResetRunning = false;
delete this;
}
}
void executeCall()
{
// This CUPS method is not at all thread-safe we need
// to dup the pointer to a static buffer it returns ASAP
OString aResult = m_pFunction( m_aParameter );
MutexGuard aGuard( *m_pSyncMutex );
m_aResult = aResult;
m_aCondition.set();
unref();
}
OString waitResult( TimeValue *pDelay )
{
m_pSyncMutex->release();
if (m_aCondition.wait( pDelay ) != Condition::result_ok
)
{
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "cupsGetPPD %s timed out\n",
(const sal_Char *) m_aParameter
);
#endif
}
m_pSyncMutex->acquire();
OString aRetval = m_aResult;
m_aResult = OString();
unref();
return aRetval;
}
};
extern "C" {
static void getPPDWorker(void* pData)
{
GetPPDAttribs* pAttribs = (GetPPDAttribs*)pData;
pAttribs->executeCall();
}
}
OString CUPSWrapper::cupsGetPPD( const char* pPrinter )
{
OString aResult;
m_aGetPPDMutex.acquire();
// if one thread hangs in cupsGetPPD already, don't start another
if( ! m_bPPDThreadRunning )
{
m_bPPDThreadRunning = true;
GetPPDAttribs* pAttribs = new GetPPDAttribs( m_pcupsGetPPD,
pPrinter,
&m_bPPDThreadRunning,
&m_aGetPPDMutex );
oslThread aThread = osl_createThread( getPPDWorker, pAttribs );
TimeValue aValue;
aValue.Seconds = 5;
aValue.Nanosec = 0;
// NOTE: waitResult release and acquires the GetPPD mutex
aResult = pAttribs->waitResult( &aValue );
osl_destroyThread( aThread );
}
m_aGetPPDMutex.release();
return aResult;
}
static const char* setPasswordCallback( const char* pIn )
{
const char* pRet = NULL;
PrinterInfoManager& rMgr = PrinterInfoManager::get();
if( rMgr.getType() == PrinterInfoManager::CUPS ) // sanity check
pRet = static_cast<CUPSManager&>(rMgr).authenticateUser( pIn );
return pRet;
}
/*
* CUPSManager class
*/
CUPSManager* CUPSManager::tryLoadCUPS()
{
CUPSManager* pManager = NULL;
#ifdef ENABLE_CUPS
static const char* pEnv = getenv( "SAL_DISABLE_CUPS" );
if( ! pEnv || ! *pEnv )
{
// try to load CUPS
CUPSWrapper* pWrapper = new CUPSWrapper();
if( pWrapper->isValid() )
pManager = new CUPSManager( pWrapper );
else
delete pWrapper;
}
#endif
return pManager;
}
CUPSManager::CUPSManager( CUPSWrapper* pWrapper ) :
PrinterInfoManager( CUPS ),
m_pCUPSWrapper( pWrapper ),
m_nDests( 0 ),
m_pDests( NULL ),
m_bNewDests( false )
{
m_aDestThread = osl_createThread( runDestThread, this );
}
CUPSManager::~CUPSManager()
{
if( m_aDestThread )
{
// if the thread is still running here, then
// cupsGetDests is hung; terminate the thread instead of joining
osl_terminateThread( m_aDestThread );
osl_destroyThread( m_aDestThread );
}
if( m_nDests && m_pDests )
m_pCUPSWrapper->cupsFreeDests( m_nDests, (cups_dest_t*)m_pDests );
delete m_pCUPSWrapper;
}
void CUPSManager::runDestThread( void* pThis )
{
((CUPSManager*)pThis)->runDests();
}
void CUPSManager::runDests()
{
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "starting cupsGetDests\n" );
#endif
int nDests = 0;
cups_dest_t* pDests = NULL;
nDests = m_pCUPSWrapper->cupsGetDests( &pDests );
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "came out of cupsGetDests\n" );
#endif
osl::MutexGuard aGuard( m_aCUPSMutex );
m_nDests = nDests;
m_pDests = pDests;
m_bNewDests = true;
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "finished cupsGetDests\n" );
#endif
}
void CUPSManager::initialize()
{
// get normal printers, clear printer list
PrinterInfoManager::initialize();
#ifdef ENABLE_CUPS
// check whether thread has completed
// if not behave like old printing system
osl::MutexGuard aGuard( m_aCUPSMutex );
if( ! m_bNewDests )
return;
// dest thread has run, clean up
if( m_aDestThread )
{
osl_joinWithThread( m_aDestThread );
osl_destroyThread( m_aDestThread );
m_aDestThread = NULL;
}
m_bNewDests = false;
// clear old stuff
m_aCUPSDestMap.clear();
if( ! (m_nDests && m_pDests ) )
return;
rtl_TextEncoding aEncoding = osl_getThreadTextEncoding();
int nPrinter = m_nDests;
// add CUPS printers, should there be a printer
// with the same name as a CUPS printer, overwrite it
while( nPrinter-- )
{
cups_dest_t* pDest = ((cups_dest_t*)m_pDests)+nPrinter;
OUString aPrinterName = OStringToOUString( pDest->name, aEncoding );
if( pDest->instance && *pDest->instance )
{
OUStringBuffer aBuf( 256 );
aBuf.append( aPrinterName );
aBuf.append( sal_Unicode( '/' ) );
aBuf.append( OStringToOUString( pDest->instance, aEncoding ) );
aPrinterName = aBuf.makeStringAndClear();
}
// initialize printer with possible configuration from psprint.conf
Printer aPrinter = m_aPrinters[ aPrinterName ];
aPrinter.m_aInfo.m_aPrinterName = aPrinterName;
if( pDest->is_default )
m_aDefaultPrinter = aPrinterName;
OUStringBuffer aBuf( 256 );
aBuf.appendAscii( "CUPS:" );
aBuf.append( aPrinterName );
// note: the parser that goes with the PrinterInfo
// is created implicitly by the JobData::operator=()
// when it detects the NULL ptr m_pParser.
// if we wanted to fill in the parser here this
// would mean we'd have to download PPDs for each and
// every printer - which would be really bad runtime
// behaviour
aPrinter.m_aInfo.m_pParser = NULL;
aPrinter.m_aInfo.m_aContext.setParser( NULL );
std::hash_map< OUString, PPDContext, OUStringHash >::const_iterator c_it = m_aDefaultContexts.find( aPrinterName );
if( c_it != m_aDefaultContexts.end() )
{
aPrinter.m_aInfo.m_pParser = c_it->second.getParser();
aPrinter.m_aInfo.m_aContext = c_it->second;
}
aPrinter.m_aInfo.m_aDriverName = aBuf.makeStringAndClear();
aPrinter.m_bModified = false;
m_aPrinters[ aPrinter.m_aInfo.m_aPrinterName ] = aPrinter;
m_aCUPSDestMap[ aPrinter.m_aInfo.m_aPrinterName ] = nPrinter;
}
// remove everything that is not a CUPS printer and not
// a special purpose printer (PDF, Fax)
std::list< OUString > aRemovePrinters;
for( std::hash_map< OUString, Printer, OUStringHash >::iterator it = m_aPrinters.begin();
it != m_aPrinters.end(); ++it )
{
if( m_aCUPSDestMap.find( it->first ) != m_aCUPSDestMap.end() )
continue;
if( it->second.m_aInfo.m_aFeatures.getLength() > 0 )
continue;
aRemovePrinters.push_back( it->first );
}
while( aRemovePrinters.begin() != aRemovePrinters.end() )
{
m_aPrinters.erase( aRemovePrinters.front() );
aRemovePrinters.pop_front();
}
m_pCUPSWrapper->cupsSetPasswordCB( setPasswordCallback );
#endif // ENABLE_CUPS
}
#ifdef ENABLE_CUPS
static void updatePrinterContextInfo( ppd_group_t* pPPDGroup, PPDContext& rContext )
{
rtl_TextEncoding aEncoding = osl_getThreadTextEncoding();
for( int i = 0; i < pPPDGroup->num_options; i++ )
{
ppd_option_t* pOption = pPPDGroup->options + i;
for( int n = 0; n < pOption->num_choices; n++ )
{
ppd_choice_t* pChoice = pOption->choices + n;
if( pChoice->marked )
{
const PPDKey* pKey = rContext.getParser()->getKey( OStringToOUString( pOption->keyword, aEncoding ) );
if( pKey )
{
const PPDValue* pValue = pKey->getValue( OStringToOUString( pChoice->choice, aEncoding ) );
if( pValue )
{
if( pValue != pKey->getDefaultValue() )
{
rContext.setValue( pKey, pValue, true );
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "key %s is set to %s\n", pOption->keyword, pChoice->choice );
#endif
}
#if OSL_DEBUG_LEVEL > 1
else
fprintf( stderr, "key %s is defaulted to %s\n", pOption->keyword, pChoice->choice );
#endif
}
#if OSL_DEBUG_LEVEL > 1
else
fprintf( stderr, "caution: value %s not found in key %s\n", pChoice->choice, pOption->keyword );
#endif
}
#if OSL_DEBUG_LEVEL > 1
else
fprintf( stderr, "caution: key %s not found in parser\n", pOption->keyword );
#endif
}
}
}
// recurse through subgroups
for( int g = 0; g < pPPDGroup->num_subgroups; g++ )
{
updatePrinterContextInfo( pPPDGroup->subgroups + g, rContext );
}
}
#endif // ENABLE_CUPS
const PPDParser* CUPSManager::createCUPSParser( const OUString& rPrinter )
{
const PPDParser* pNewParser = NULL;
OUString aPrinter;
if( rPrinter.compareToAscii( "CUPS:", 5 ) == 0 )
aPrinter = rPrinter.copy( 5 );
else
aPrinter = rPrinter;
#ifdef ENABLE_CUPS
if( m_aCUPSMutex.tryToAcquire() )
{
if( m_nDests && m_pDests )
{
std::hash_map< OUString, int, OUStringHash >::iterator dest_it =
m_aCUPSDestMap.find( aPrinter );
if( dest_it != m_aCUPSDestMap.end() )
{
cups_dest_t* pDest = ((cups_dest_t*)m_pDests) + dest_it->second;
OString aPPDFile = m_pCUPSWrapper->cupsGetPPD( pDest->name );
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "PPD for %s is %s\n", OUStringToOString( aPrinter, osl_getThreadTextEncoding() ).getStr(), aPPDFile.getStr() );
#endif
if( aPPDFile.getLength() )
{
rtl_TextEncoding aEncoding = osl_getThreadTextEncoding();
OUString aFileName( OStringToOUString( aPPDFile, aEncoding ) );
// update the printer info with context information
ppd_file_t* pPPD = m_pCUPSWrapper->ppdOpenFile( aPPDFile.getStr() );
if( pPPD )
{
// create the new parser
PPDParser* pCUPSParser = new PPDParser( aFileName );
pCUPSParser->m_aFile = rPrinter;
pNewParser = pCUPSParser;
/*int nConflicts =*/ m_pCUPSWrapper->cupsMarkOptions( pPPD, pDest->num_options, pDest->options );
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "processing the following options for printer %s (instance %s):\n",
pDest->name, pDest->instance );
for( int k = 0; k < pDest->num_options; k++ )
fprintf( stderr, " \"%s\" = \"%s\"\n",
pDest->options[k].name,
pDest->options[k].value );
#endif
PrinterInfo& rInfo = m_aPrinters[ aPrinter ].m_aInfo;
// remember the default context for later use
PPDContext& rContext = m_aDefaultContexts[ aPrinter ];
rContext.setParser( pNewParser );
for( int i = 0; i < pPPD->num_groups; i++ )
updatePrinterContextInfo( pPPD->groups + i, rContext );
rInfo.m_pParser = pNewParser;
rInfo.m_aContext = rContext;
// clean up the mess
m_pCUPSWrapper->ppdClose( pPPD );
}
#if OSL_DEBUG_LEVEL > 1
else
fprintf( stderr, "ppdOpenFile failed, falling back to generic driver\n" );
#endif
// remove temporary PPD file
unlink( aPPDFile.getStr() );
}
#if OSL_DEBUG_LEVEL > 1
else
fprintf( stderr, "cupsGetPPD failed, falling back to generic driver\n" );
#endif
}
#if OSL_DEBUG_LEVEL > 1
else
fprintf( stderr, "no dest found for printer %s\n", OUStringToOString( aPrinter, osl_getThreadTextEncoding() ).getStr() );
#endif
}
m_aCUPSMutex.release();
}
#if OSL_DEBUG_LEVEL >1
else
fprintf( stderr, "could not acquire CUPS mutex !!!\n" );
#endif
#endif // ENABLE_CUPS
if( ! pNewParser )
{
// get the default PPD
pNewParser = PPDParser::getParser( String( RTL_CONSTASCII_USTRINGPARAM( "SGENPRT" ) ) );
PrinterInfo& rInfo = m_aPrinters[ aPrinter ].m_aInfo;
rInfo.m_pParser = pNewParser;
rInfo.m_aContext.setParser( pNewParser );
}
return pNewParser;
}
void CUPSManager::setupJobContextData( JobData& rData )
{
#ifdef ENABLE_CUPS
std::hash_map< OUString, int, OUStringHash >::iterator dest_it =
m_aCUPSDestMap.find( rData.m_aPrinterName );
if( dest_it == m_aCUPSDestMap.end() )
return PrinterInfoManager::setupJobContextData( rData );
std::hash_map< OUString, Printer, OUStringHash >::iterator p_it =
m_aPrinters.find( rData.m_aPrinterName );
if( p_it == m_aPrinters.end() ) // huh ?
{
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "CUPS printer list in disorder, no dest for printer %s !\n", OUStringToOString( rData.m_aPrinterName, osl_getThreadTextEncoding() ).getStr() );
#endif
return;
}
if( p_it->second.m_aInfo.m_pParser == NULL )
{
// in turn calls createCUPSParser
// which updates the printer info
p_it->second.m_aInfo.m_pParser = PPDParser::getParser( p_it->second.m_aInfo.m_aDriverName );
}
if( p_it->second.m_aInfo.m_aContext.getParser() == NULL )
{
OUString aPrinter;
if( p_it->second.m_aInfo.m_aDriverName.compareToAscii( "CUPS:", 5 ) == 0 )
aPrinter = p_it->second.m_aInfo.m_aDriverName.copy( 5 );
else
aPrinter = p_it->second.m_aInfo.m_aDriverName;
p_it->second.m_aInfo.m_aContext = m_aDefaultContexts[ aPrinter ];
}
rData.m_pParser = p_it->second.m_aInfo.m_pParser;
rData.m_aContext = p_it->second.m_aInfo.m_aContext;
#endif
}
FILE* CUPSManager::startSpool( const OUString& rPrintername )
{
if( m_aCUPSDestMap.find( rPrintername ) == m_aCUPSDestMap.end() )
return PrinterInfoManager::startSpool( rPrintername );
#ifdef ENABLE_CUPS
OUString aTmpURL, aTmpFile;
osl_createTempFile( NULL, NULL, &aTmpURL.pData );
osl_getSystemPathFromFileURL( aTmpURL.pData, &aTmpFile.pData );
OString aSysFile = OUStringToOString( aTmpFile, osl_getThreadTextEncoding() );
FILE* fp = fopen( aSysFile.getStr(), "w" );
if( fp )
m_aSpoolFiles[fp] = aSysFile;
return fp;
#else
return NULL;
#endif
}
struct less_ppd_key : public ::std::binary_function<double, double, bool>
{
bool operator()(const PPDKey* left, const PPDKey* right)
{ return left->getOrderDependency() < right->getOrderDependency(); }
};
void CUPSManager::getOptionsFromDocumentSetup( const JobData& rJob, int& rNumOptions, void** rOptions ) const
{
rNumOptions = 0;
*rOptions = NULL;
int i;
// 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 )
{
int 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; i++ )
{
const PPDKey* pKey = aKeys[i];
const PPDValue* pValue = rJob.m_aContext.getValue( pKey );
if(pValue && pValue->m_eType == eInvocation && pValue->m_aValue.Len() )
{
OString aKey = OUStringToOString( pKey->getKey(), RTL_TEXTENCODING_ASCII_US );
OString aValue = OUStringToOString( pValue->m_aOption, RTL_TEXTENCODING_ASCII_US );
rNumOptions = m_pCUPSWrapper->cupsAddOption( aKey.getStr(), aValue.getStr(), rNumOptions, (cups_option_t**)rOptions );
}
}
}
}
int CUPSManager::endSpool( const OUString& rPrintername, const OUString& rJobTitle, FILE* pFile, const JobData& rDocumentJobData )
{
int nJobID = 0;
osl::MutexGuard aGuard( m_aCUPSMutex );
std::hash_map< OUString, int, OUStringHash >::iterator dest_it =
m_aCUPSDestMap.find( rPrintername );
if( dest_it == m_aCUPSDestMap.end() )
return PrinterInfoManager::endSpool( rPrintername, rJobTitle, pFile, rDocumentJobData );
#ifdef ENABLE_CUPS
std::hash_map< FILE*, OString, FPtrHash >::const_iterator it = m_aSpoolFiles.find( pFile );
if( it != m_aSpoolFiles.end() )
{
fclose( pFile );
rtl_TextEncoding aEnc = osl_getThreadTextEncoding();
// setup cups options
int nNumOptions = 0;
cups_option_t* pOptions = NULL;
getOptionsFromDocumentSetup( rDocumentJobData, nNumOptions, (void**)&pOptions );
cups_dest_t* pDest = ((cups_dest_t*)m_pDests) + dest_it->second;
nJobID = m_pCUPSWrapper->cupsPrintFile( pDest->name,
it->second.getStr(),
OUStringToOString( rJobTitle, aEnc ).getStr(),
nNumOptions, pOptions );
#if OSL_DEBUG_LEVEL > 1
fprintf( stderr, "cupsPrintFile( %s, %s, %s, %d, %p ) returns %d\n",
pDest->name,
it->second.getStr(),
OUStringToOString( rJobTitle, aEnc ).getStr(),
nNumOptions,
pOptions,
nJobID
);
for( int n = 0; n < nNumOptions; n++ )
fprintf( stderr, " option %s=%s\n", pOptions[n].name, pOptions[n].value );
OString aCmd( "cp " );
aCmd = aCmd + it->second;
aCmd = aCmd + OString( " $HOME/cupsprint.ps" );
system( aCmd.getStr() );
#endif
unlink( it->second.getStr() );
m_aSpoolFiles.erase( pFile );
if( pOptions )
m_pCUPSWrapper->cupsFreeOptions( nNumOptions, pOptions );
}
#endif // ENABLE_CUPS
return nJobID;
}
void CUPSManager::changePrinterInfo( const OUString& rPrinter, const PrinterInfo& rNewInfo )
{
PrinterInfoManager::changePrinterInfo( rPrinter, rNewInfo );
}
bool CUPSManager::checkPrintersChanged()
{
bool bChanged = false;
if( m_aCUPSMutex.tryToAcquire() )
{
bChanged = m_bNewDests;
m_aCUPSMutex.release();
}
if( ! bChanged )
bChanged = PrinterInfoManager::checkPrintersChanged();
if( bChanged )
initialize();
return bChanged;
}
bool CUPSManager::addPrinter( const OUString& rName, const OUString& rDriver )
{
// don't touch the CUPS printers
if( m_aCUPSDestMap.find( rName ) != m_aCUPSDestMap.end() ||
rDriver.compareToAscii( "CUPS:", 5 ) == 0
)
return false;
return PrinterInfoManager::addPrinter( rName, rDriver );
}
bool CUPSManager::removePrinter( const OUString& rName, bool bCheck )
{
// don't touch the CUPS printers
if( m_aCUPSDestMap.find( rName ) != m_aCUPSDestMap.end() )
return false;
return PrinterInfoManager::removePrinter( rName, bCheck );
}
bool CUPSManager::setDefaultPrinter( const OUString& rName )
{
bool bSuccess = false;
#ifdef ENABLE_CUPS
std::hash_map< OUString, int, OUStringHash >::iterator nit =
m_aCUPSDestMap.find( rName );
if( nit != m_aCUPSDestMap.end() && m_aCUPSMutex.tryToAcquire() )
{
cups_dest_t* pDests = (cups_dest_t*)m_pDests;
for( int i = 0; i < m_nDests; i++ )
pDests[i].is_default = 0;
pDests[ nit->second ].is_default = 1;
m_pCUPSWrapper->cupsSetDests( m_nDests, (cups_dest_t*)m_pDests );
m_aDefaultPrinter = rName;
m_aCUPSMutex.release();
bSuccess = true;
}
else
#endif
PrinterInfoManager::setDefaultPrinter( rName );
return bSuccess;
}
bool CUPSManager::writePrinterConfig()
{
#ifdef ENABLE_CUPS
bool bDestModified = false;
rtl_TextEncoding aEncoding = osl_getThreadTextEncoding();
for( std::hash_map< OUString, Printer, OUStringHash >::iterator prt =
m_aPrinters.begin(); prt != m_aPrinters.end(); ++prt )
{
std::hash_map< OUString, int, OUStringHash >::iterator nit =
m_aCUPSDestMap.find( prt->first );
if( nit == m_aCUPSDestMap.end() )
continue;
if( ! prt->second.m_bModified )
continue;
if( m_aCUPSMutex.tryToAcquire() )
{
bDestModified = true;
cups_dest_t* pDest = ((cups_dest_t*)m_pDests) + nit->second;
PrinterInfo& rInfo = prt->second.m_aInfo;
// create new option list
int nNewOptions = 0;
cups_option_t* pNewOptions = NULL;
int nValues = rInfo.m_aContext.countValuesModified();
for( int i = 0; i < nValues; i++ )
{
const PPDKey* pKey = rInfo.m_aContext.getModifiedKey( i );
const PPDValue* pValue = rInfo.m_aContext.getValue( pKey );
if( pKey && pValue ) // sanity check
{
OString aName = OUStringToOString( pKey->getKey(), aEncoding );
OString aValue = OUStringToOString( pValue->m_aOption, aEncoding );
nNewOptions = m_pCUPSWrapper->cupsAddOption( aName.getStr(), aValue.getStr(), nNewOptions, &pNewOptions );
}
}
// set PPD options on CUPS dest
m_pCUPSWrapper->cupsFreeOptions( pDest->num_options, pDest->options );
pDest->num_options = nNewOptions;
pDest->options = pNewOptions;
m_aCUPSMutex.release();
}
}
if( bDestModified && m_aCUPSMutex.tryToAcquire() )
{
m_pCUPSWrapper->cupsSetDests( m_nDests, (cups_dest_t*)m_pDests );
m_aCUPSMutex.release();
}
#endif // ENABLE_CUPS
return PrinterInfoManager::writePrinterConfig();
}
bool CUPSManager::addOrRemovePossible() const
{
return (m_nDests && m_pDests) ? false : PrinterInfoManager::addOrRemovePossible();
}
#include <rtsname.hxx>
const char* CUPSManager::authenticateUser( const char* pIn )
{
const char* pRet = NULL;
#ifdef ENABLE_CUPS
OUString aLib = OUString::createFromAscii( _XSALSET_LIBNAME );
oslModule pLib = osl_loadModule( aLib.pData, SAL_LOADMODULE_LAZY );
if( pLib )
{
OUString aSym( RTL_CONSTASCII_USTRINGPARAM( "Sal_authenticateQuery" ) );
bool (*getpw)( const OString& rServer, OString& rUser, OString& rPw) =
(bool(*)(const OString&,OString&,OString&))osl_getSymbol( pLib, aSym.pData );
if( getpw )
{
osl::MutexGuard aGuard( m_aCUPSMutex );
OString aUser = m_pCUPSWrapper->cupsUser();
OString aServer = m_pCUPSWrapper->cupsServer();
OString aPassword;
if( getpw( aServer, aUser, aPassword ) )
{
m_aPassword = aPassword;
m_aUser = aUser;
m_pCUPSWrapper->cupsSetUser( m_aUser.getStr() );
pRet = m_aPassword.getStr();
}
}
osl_unloadModule( pLib );
}
#if OSL_DEBUG_LEVEL > 1
else fprintf( stderr, "loading of module %s failed\n", OUStringToOString( aLib, osl_getThreadTextEncoding() ).getStr() );
#endif
#endif // ENABLE_CUPS
return pRet;
}
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