office-gobmx/comphelper/source/misc/mimeconfighelper.cxx
2012-06-29 15:51:49 +01:00

919 lines
36 KiB
C++

/* -*- 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 <com/sun/star/beans/PropertyValue.hpp>
#include <com/sun/star/configuration/theDefaultProvider.hpp>
#include <com/sun/star/container/XContainerQuery.hpp>
#include <com/sun/star/document/XTypeDetection.hpp>
#include <comphelper/fileformat.h>
#include <comphelper/mimeconfighelper.hxx>
#include <comphelper/processfactory.hxx>
#include <comphelper/classids.hxx>
#include <comphelper/sequenceashashmap.hxx>
#include <comphelper/documentconstants.hxx>
using namespace ::com::sun::star;
using namespace comphelper;
//-----------------------------------------------------------------------
MimeConfigurationHelper::MimeConfigurationHelper( const uno::Reference< lang::XMultiServiceFactory >& xFactory )
: m_xFactory( xFactory )
{
if ( !m_xFactory.is() )
throw uno::RuntimeException();
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetStringClassIDRepresentation( const uno::Sequence< sal_Int8 >& aClassID )
{
::rtl::OUString aResult;
if ( aClassID.getLength() == 16 )
{
for ( sal_Int32 nInd = 0; nInd < aClassID.getLength(); nInd++ )
{
if ( nInd == 4 || nInd == 6 || nInd == 8 || nInd == 10 )
aResult += ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "-" ));
sal_Int32 nDigit1 = (sal_Int32)( (sal_uInt8)aClassID[nInd] / 16 );
sal_Int32 nDigit2 = (sal_uInt8)aClassID[nInd] % 16;
aResult += ::rtl::OUString::valueOf( nDigit1, 16 );
aResult += ::rtl::OUString::valueOf( nDigit2, 16 );
}
}
return aResult;
}
//-----------------------------------------------------------------------
sal_uInt8 GetDigit_Impl( sal_Char aChar )
{
if ( aChar >= '0' && aChar <= '9' )
return aChar - '0';
else if ( aChar >= 'a' && aChar <= 'f' )
return aChar - 'a' + 10;
else if ( aChar >= 'A' && aChar <= 'F' )
return aChar - 'A' + 10;
else
return 16;
}
//-----------------------------------------------------------------------
uno::Sequence< sal_Int8 > MimeConfigurationHelper::GetSequenceClassIDRepresentation( const ::rtl::OUString& aClassID )
{
sal_Int32 nLength = aClassID.getLength();
if ( nLength == 36 )
{
::rtl::OString aCharClassID = ::rtl::OUStringToOString( aClassID, RTL_TEXTENCODING_ASCII_US );
const sal_Char* pString = aCharClassID.getStr();
if ( pString )
{
uno::Sequence< sal_Int8 > aResult( 16 );
sal_Int32 nStrPointer = 0;
sal_Int32 nSeqInd = 0;
while( nSeqInd < 16 && nStrPointer + 1 < nLength )
{
sal_uInt8 nDigit1 = GetDigit_Impl( pString[nStrPointer++] );
sal_uInt8 nDigit2 = GetDigit_Impl( pString[nStrPointer++] );
if ( nDigit1 > 15 || nDigit2 > 15 )
break;
aResult[nSeqInd++] = (sal_Int8)( nDigit1 * 16 + nDigit2 );
if ( nStrPointer < nLength && pString[nStrPointer] == '-' )
nStrPointer++;
}
if ( nSeqInd == 16 && nStrPointer == nLength )
return aResult;
}
}
return uno::Sequence< sal_Int8 >();
}
//-----------------------------------------------------------------------
uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetConfigurationByPath( const ::rtl::OUString& aPath )
{
osl::MutexGuard aGuard( m_aMutex );
uno::Reference< container::XNameAccess > xConfig;
try
{
if ( !m_xConfigProvider.is() )
m_xConfigProvider = configuration::theDefaultProvider::get(
getComponentContext( m_xFactory ) );
uno::Sequence< uno::Any > aArgs( 1 );
beans::PropertyValue aPathProp;
aPathProp.Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "nodepath" ));
aPathProp.Value <<= aPath;
aArgs[0] <<= aPathProp;
xConfig = uno::Reference< container::XNameAccess >(
m_xConfigProvider->createInstanceWithArguments(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.configuration.ConfigurationAccess" )),
aArgs ),
uno::UNO_QUERY );
}
catch( uno::Exception& )
{}
return xConfig;
}
//-----------------------------------------------------------------------
uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetObjConfiguration()
{
osl::MutexGuard aGuard( m_aMutex );
if ( !m_xObjectConfig.is() )
m_xObjectConfig = GetConfigurationByPath(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/org.openoffice.Office.Embedding/Objects" )) );
return m_xObjectConfig;
}
//-----------------------------------------------------------------------
uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetVerbsConfiguration()
{
osl::MutexGuard aGuard( m_aMutex );
if ( !m_xVerbsConfig.is() )
m_xVerbsConfig = GetConfigurationByPath(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/org.openoffice.Office.Embedding/Verbs" )) );
return m_xVerbsConfig;
}
//-----------------------------------------------------------------------
uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetMediaTypeConfiguration()
{
osl::MutexGuard aGuard( m_aMutex );
if ( !m_xMediaTypeConfig.is() )
m_xMediaTypeConfig = GetConfigurationByPath(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "/org.openoffice.Office.Embedding/MimeTypeClassIDRelations" )) );
return m_xMediaTypeConfig;
}
//-----------------------------------------------------------------------
uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetFilterFactory()
{
osl::MutexGuard aGuard( m_aMutex );
if ( !m_xFilterFactory.is() )
m_xFilterFactory.set(
m_xFactory->createInstance( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("com.sun.star.document.FilterFactory")) ),
uno::UNO_QUERY );
return m_xFilterFactory;
}
//-------------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetDocServiceNameFromFilter( const ::rtl::OUString& aFilterName )
{
::rtl::OUString aDocServiceName;
try
{
uno::Reference< container::XNameAccess > xFilterFactory(
GetFilterFactory(),
uno::UNO_SET_THROW );
uno::Any aFilterAnyData = xFilterFactory->getByName( aFilterName );
uno::Sequence< beans::PropertyValue > aFilterData;
if ( aFilterAnyData >>= aFilterData )
{
for ( sal_Int32 nInd = 0; nInd < aFilterData.getLength(); nInd++ )
if ( aFilterData[nInd].Name == "DocumentService" )
aFilterData[nInd].Value >>= aDocServiceName;
}
}
catch( uno::Exception& )
{}
return aDocServiceName;
}
//-------------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetDocServiceNameFromMediaType( const ::rtl::OUString& aMediaType )
{
uno::Reference< container::XContainerQuery > xTypeCFG(
m_xFactory->createInstance(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.TypeDetection" )) ),
uno::UNO_QUERY );
if ( xTypeCFG.is() )
{
try
{
// make query for all types matching the properties
uno::Sequence < beans::NamedValue > aSeq( 1 );
aSeq[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "MediaType" ));
aSeq[0].Value <<= aMediaType;
uno::Reference < container::XEnumeration > xEnum = xTypeCFG->createSubSetEnumerationByProperties( aSeq );
while ( xEnum->hasMoreElements() )
{
uno::Sequence< beans::PropertyValue > aType;
if ( xEnum->nextElement() >>= aType )
{
for ( sal_Int32 nInd = 0; nInd < aType.getLength(); nInd++ )
{
::rtl::OUString aFilterName;
if ( aType[nInd].Name.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "PreferredFilter" ) )
&& ( aType[nInd].Value >>= aFilterName ) && !aFilterName.isEmpty() )
{
::rtl::OUString aDocumentName = GetDocServiceNameFromFilter( aFilterName );
if ( !aDocumentName.isEmpty() )
return aDocumentName;
}
}
}
}
}
catch( uno::Exception& )
{}
}
return ::rtl::OUString();
}
//-------------------------------------------------------------------------
sal_Bool MimeConfigurationHelper::GetVerbByShortcut( const ::rtl::OUString& aVerbShortcut,
embed::VerbDescriptor& aDescriptor )
{
sal_Bool bResult = sal_False;
uno::Reference< container::XNameAccess > xVerbsConfig = GetVerbsConfiguration();
uno::Reference< container::XNameAccess > xVerbsProps;
try
{
if ( xVerbsConfig.is() && ( xVerbsConfig->getByName( aVerbShortcut ) >>= xVerbsProps ) && xVerbsProps.is() )
{
embed::VerbDescriptor aTempDescr;
if ( ( xVerbsProps->getByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "VerbID" )) ) >>= aTempDescr.VerbID )
&& ( xVerbsProps->getByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "VerbUIName" )) ) >>= aTempDescr.VerbName )
&& ( xVerbsProps->getByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "VerbFlags" )) ) >>= aTempDescr.VerbFlags )
&& ( xVerbsProps->getByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "VerbAttributes" )) ) >>= aTempDescr.VerbAttributes ) )
{
aDescriptor = aTempDescr;
bResult = sal_True;
}
}
}
catch( uno::Exception& )
{
}
return bResult;
}
//-------------------------------------------------------------------------
uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjPropsFromConfigEntry(
const uno::Sequence< sal_Int8 >& aClassID,
const uno::Reference< container::XNameAccess >& xObjectProps )
{
uno::Sequence< beans::NamedValue > aResult;
if ( aClassID.getLength() == 16 )
{
try
{
uno::Sequence< ::rtl::OUString > aObjPropNames = xObjectProps->getElementNames();
aResult.realloc( aObjPropNames.getLength() + 1 );
aResult[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ClassID" ));
aResult[0].Value <<= aClassID;
for ( sal_Int32 nInd = 0; nInd < aObjPropNames.getLength(); nInd++ )
{
aResult[nInd + 1].Name = aObjPropNames[nInd];
if ( aObjPropNames[nInd] == "ObjectVerbs" )
{
uno::Sequence< ::rtl::OUString > aVerbShortcuts;
if ( xObjectProps->getByName( aObjPropNames[nInd] ) >>= aVerbShortcuts )
{
uno::Sequence< embed::VerbDescriptor > aVerbDescriptors( aVerbShortcuts.getLength() );
for ( sal_Int32 nVerbI = 0; nVerbI < aVerbShortcuts.getLength(); nVerbI++ )
if ( !GetVerbByShortcut( aVerbShortcuts[nVerbI], aVerbDescriptors[nVerbI] ) )
throw uno::RuntimeException();
aResult[nInd+1].Value <<= aVerbDescriptors;
}
else
throw uno::RuntimeException();
}
else
aResult[nInd+1].Value = xObjectProps->getByName( aObjPropNames[nInd] );
}
}
catch( uno::Exception& )
{
aResult.realloc( 0 );
}
}
return aResult;
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetExplicitlyRegisteredObjClassID( const ::rtl::OUString& aMediaType )
{
::rtl::OUString aStringClassID;
uno::Reference< container::XNameAccess > xMediaTypeConfig = GetMediaTypeConfiguration();
try
{
if ( xMediaTypeConfig.is() )
xMediaTypeConfig->getByName( aMediaType ) >>= aStringClassID;
}
catch( uno::Exception& )
{
}
return aStringClassID;
}
//-----------------------------------------------------------------------
uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByStringClassID(
const ::rtl::OUString& aStringClassID )
{
uno::Sequence< beans::NamedValue > aObjProps;
uno::Sequence< sal_Int8 > aClassID = GetSequenceClassIDRepresentation( aStringClassID );
if ( ClassIDsEqual( aClassID, GetSequenceClassID( SO3_DUMMY_CLASSID ) ) )
{
aObjProps.realloc(2);
aObjProps[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ObjectFactory" ));
aObjProps[0].Value <<= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OOoSpecialEmbeddedObjectFactory" ));
aObjProps[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ClassID" ));
aObjProps[1].Value <<= aClassID;
return aObjProps;
}
if ( aClassID.getLength() == 16 )
{
uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration();
uno::Reference< container::XNameAccess > xObjectProps;
try
{
// TODO/LATER: allow to provide ClassID string in any format, only digits are counted
if ( xObjConfig.is() && ( xObjConfig->getByName( aStringClassID.toAsciiUpperCase() ) >>= xObjectProps ) && xObjectProps.is() )
aObjProps = GetObjPropsFromConfigEntry( aClassID, xObjectProps );
}
catch( uno::Exception& )
{
}
}
return aObjProps;
}
//-----------------------------------------------------------------------
uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByClassID(
const uno::Sequence< sal_Int8 >& aClassID )
{
uno::Sequence< beans::NamedValue > aObjProps;
if ( ClassIDsEqual( aClassID, GetSequenceClassID( SO3_DUMMY_CLASSID ) ) )
{
aObjProps.realloc(2);
aObjProps[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ObjectFactory" ));
aObjProps[0].Value <<= ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OOoSpecialEmbeddedObjectFactory" ));
aObjProps[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ClassID" ));
aObjProps[1].Value <<= aClassID;
}
::rtl::OUString aStringClassID = GetStringClassIDRepresentation( aClassID );
if ( !aStringClassID.isEmpty() )
{
uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration();
uno::Reference< container::XNameAccess > xObjectProps;
try
{
if ( xObjConfig.is() && ( xObjConfig->getByName( aStringClassID.toAsciiUpperCase() ) >>= xObjectProps ) && xObjectProps.is() )
aObjProps = GetObjPropsFromConfigEntry( aClassID, xObjectProps );
}
catch( uno::Exception& )
{
}
}
return aObjProps;
}
//-----------------------------------------------------------------------
uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByMediaType( const ::rtl::OUString& aMediaType )
{
uno::Sequence< beans::NamedValue > aObject =
GetObjectPropsByStringClassID( GetExplicitlyRegisteredObjClassID( aMediaType ) );
if ( aObject.getLength() )
return aObject;
::rtl::OUString aDocumentName = GetDocServiceNameFromMediaType( aMediaType );
if ( !aDocumentName.isEmpty() )
return GetObjectPropsByDocumentName( aDocumentName );
return uno::Sequence< beans::NamedValue >();
}
//-----------------------------------------------------------------------
uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByFilter( const ::rtl::OUString& aFilterName )
{
::rtl::OUString aDocumentName = GetDocServiceNameFromFilter( aFilterName );
if ( !aDocumentName.isEmpty() )
return GetObjectPropsByDocumentName( aDocumentName );
return uno::Sequence< beans::NamedValue >();
}
//-----------------------------------------------------------------------
uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByDocumentName( const ::rtl::OUString& aDocName )
{
if ( !aDocName.isEmpty() )
{
uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration();
if ( xObjConfig.is() )
{
try
{
uno::Sequence< ::rtl::OUString > aClassIDs = xObjConfig->getElementNames();
for ( sal_Int32 nInd = 0; nInd < aClassIDs.getLength(); nInd++ )
{
uno::Reference< container::XNameAccess > xObjectProps;
::rtl::OUString aEntryDocName;
if ( ( xObjConfig->getByName( aClassIDs[nInd] ) >>= xObjectProps ) && xObjectProps.is()
&& ( xObjectProps->getByName(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ObjectDocumentServiceName" )) ) >>= aEntryDocName )
&& aEntryDocName.equals( aDocName ) )
{
return GetObjPropsFromConfigEntry( GetSequenceClassIDRepresentation( aClassIDs[nInd] ),
xObjectProps );
}
}
}
catch( uno::Exception& )
{}
}
}
return uno::Sequence< beans::NamedValue >();
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetFactoryNameByClassID( const uno::Sequence< sal_Int8 >& aClassID )
{
return GetFactoryNameByStringClassID( GetStringClassIDRepresentation( aClassID ) );
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetFactoryNameByStringClassID( const ::rtl::OUString& aStringClassID )
{
::rtl::OUString aResult;
if ( !aStringClassID.isEmpty() )
{
uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration();
uno::Reference< container::XNameAccess > xObjectProps;
try
{
if ( xObjConfig.is() && ( xObjConfig->getByName( aStringClassID.toAsciiUpperCase() ) >>= xObjectProps ) && xObjectProps.is() )
xObjectProps->getByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ObjectFactory" )) ) >>= aResult;
}
catch( uno::Exception& )
{
uno::Sequence< sal_Int8 > aClassID = GetSequenceClassIDRepresentation( aStringClassID );
if ( ClassIDsEqual( aClassID, GetSequenceClassID( SO3_DUMMY_CLASSID ) ) )
return ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.embed.OOoSpecialEmbeddedObjectFactory" ));
}
}
return aResult;
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetFactoryNameByDocumentName( const ::rtl::OUString& aDocName )
{
::rtl::OUString aResult;
if ( !aDocName.isEmpty() )
{
uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration();
if ( xObjConfig.is() )
{
try
{
uno::Sequence< ::rtl::OUString > aClassIDs = xObjConfig->getElementNames();
for ( sal_Int32 nInd = 0; nInd < aClassIDs.getLength(); nInd++ )
{
uno::Reference< container::XNameAccess > xObjectProps;
::rtl::OUString aEntryDocName;
if ( ( xObjConfig->getByName( aClassIDs[nInd] ) >>= xObjectProps ) && xObjectProps.is()
&& ( xObjectProps->getByName(
::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ObjectDocumentServiceName" )) ) >>= aEntryDocName )
&& aEntryDocName.equals( aDocName ) )
{
xObjectProps->getByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "ObjectFactory" )) ) >>= aResult;
break;
}
}
}
catch( uno::Exception& )
{}
}
}
return aResult;
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetFactoryNameByMediaType( const ::rtl::OUString& aMediaType )
{
::rtl::OUString aResult = GetFactoryNameByStringClassID( GetExplicitlyRegisteredObjClassID( aMediaType ) );
if ( aResult.isEmpty() )
{
::rtl::OUString aDocumentName = GetDocServiceNameFromMediaType( aMediaType );
if ( !aDocumentName.isEmpty() )
aResult = GetFactoryNameByDocumentName( aDocumentName );
}
return aResult;
}
//-----------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::UpdateMediaDescriptorWithFilterName(
uno::Sequence< beans::PropertyValue >& aMediaDescr,
sal_Bool bIgnoreType )
{
::rtl::OUString aFilterName;
for ( sal_Int32 nInd = 0; nInd < aMediaDescr.getLength(); nInd++ )
if ( aMediaDescr[nInd].Name == "FilterName" )
aMediaDescr[nInd].Value >>= aFilterName;
if ( aFilterName.isEmpty() )
{
// filter name is not specified, so type detection should be done
uno::Reference< document::XTypeDetection > xTypeDetection(
m_xFactory->createInstance( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.document.TypeDetection" )) ),
uno::UNO_QUERY );
if ( !xTypeDetection.is() )
throw uno::RuntimeException(); // TODO
// typedetection can change the mode, add a stream and so on, thus a copy should be used
uno::Sequence< beans::PropertyValue > aTempMD( aMediaDescr );
// get TypeName
::rtl::OUString aTypeName = xTypeDetection->queryTypeByDescriptor( aTempMD, sal_True );
// get FilterName
for ( sal_Int32 nInd = 0; nInd < aTempMD.getLength(); nInd++ )
if ( aTempMD[nInd].Name == "FilterName" )
aTempMD[nInd].Value >>= aFilterName;
if ( !aFilterName.isEmpty() )
{
sal_Int32 nOldLen = aMediaDescr.getLength();
aMediaDescr.realloc( nOldLen + 1 );
aMediaDescr[nOldLen].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "FilterName" ));
aMediaDescr[ nOldLen ].Value <<= aFilterName;
}
else if ( !aTypeName.isEmpty() && !bIgnoreType )
{
uno::Reference< container::XNameAccess > xNameAccess( xTypeDetection, uno::UNO_QUERY );
uno::Sequence< beans::PropertyValue > aTypes;
if ( xNameAccess.is() && ( xNameAccess->getByName( aTypeName ) >>= aTypes ) )
{
for ( sal_Int32 nInd = 0; nInd < aTypes.getLength(); nInd++ )
{
if ( aTypes[nInd].Name.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "PreferredFilter" ) ) && ( aTypes[nInd].Value >>= aFilterName ) )
{
sal_Int32 nOldLen = aMediaDescr.getLength();
aMediaDescr.realloc( nOldLen + 1 );
aMediaDescr[nOldLen].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "FilterName" ));
aMediaDescr[ nOldLen ].Value = aTypes[nInd].Value;
break;
}
}
}
}
}
return aFilterName;
}
::rtl::OUString MimeConfigurationHelper::UpdateMediaDescriptorWithFilterName(
uno::Sequence< beans::PropertyValue >& aMediaDescr,
uno::Sequence< beans::NamedValue >& aObject )
{
::rtl::OUString aDocName;
for ( sal_Int32 nInd = 0; nInd < aObject.getLength(); nInd++ )
if ( aObject[nInd].Name == "ObjectDocumentServiceName" )
{
aObject[nInd].Value >>= aDocName;
break;
}
OSL_ENSURE( !aDocName.isEmpty(), "The name must exist at this point!\n" );
sal_Bool bNeedsAddition = sal_True;
for ( sal_Int32 nMedInd = 0; nMedInd < aMediaDescr.getLength(); nMedInd++ )
if ( aMediaDescr[nMedInd].Name == "DocumentService" )
{
aMediaDescr[nMedInd].Value <<= aDocName;
bNeedsAddition = sal_False;
break;
}
if ( bNeedsAddition )
{
sal_Int32 nOldLen = aMediaDescr.getLength();
aMediaDescr.realloc( nOldLen + 1 );
aMediaDescr[nOldLen].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DocumentService" ));
aMediaDescr[nOldLen].Value <<= aDocName;
}
return UpdateMediaDescriptorWithFilterName( aMediaDescr, sal_True );
}
#ifdef WNT
sal_Int32 MimeConfigurationHelper::GetFilterFlags( const ::rtl::OUString& aFilterName )
{
sal_Int32 nFlags = 0;
try
{
if ( !aFilterName.isEmpty() )
{
uno::Reference< container::XNameAccess > xFilterFactory(
GetFilterFactory(),
uno::UNO_SET_THROW );
uno::Any aFilterAny = xFilterFactory->getByName( aFilterName );
uno::Sequence< beans::PropertyValue > aData;
if ( aFilterAny >>= aData )
{
SequenceAsHashMap aFilterHM( aData );
nFlags = aFilterHM.getUnpackedValueOrDefault( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Flags")), (sal_Int32)0 );
}
}
} catch( uno::Exception& )
{}
return nFlags;
}
sal_Bool MimeConfigurationHelper::AddFilterNameCheckOwnFile(
uno::Sequence< beans::PropertyValue >& aMediaDescr )
{
sal_Bool bResult = sal_False;
::rtl::OUString aFilterName = UpdateMediaDescriptorWithFilterName( aMediaDescr, sal_False );
if ( !aFilterName.isEmpty() )
{
sal_Int32 nFlags = GetFilterFlags( aFilterName );
// check the OWN flag
bResult = ( nFlags & SFX_FILTER_OWN );
}
return bResult;
}
#endif
//-----------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetDefaultFilterFromServiceName( const ::rtl::OUString& aServiceName, sal_Int32 nVersion )
{
rtl::OUString aResult;
if ( !aServiceName.isEmpty() && nVersion )
try
{
uno::Reference< container::XContainerQuery > xFilterQuery(
GetFilterFactory(),
uno::UNO_QUERY_THROW );
uno::Sequence< beans::NamedValue > aSearchRequest( 2 );
aSearchRequest[0].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "DocumentService" ));
aSearchRequest[0].Value <<= aServiceName;
aSearchRequest[1].Name = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "FileFormatVersion" ));
aSearchRequest[1].Value <<= nVersion;
uno::Sequence< beans::PropertyValue > aFilterProps;
uno::Reference< container::XEnumeration > xFilterEnum =
xFilterQuery->createSubSetEnumerationByProperties( aSearchRequest );
// use the first filter that is found
if ( xFilterEnum.is() )
while ( xFilterEnum->hasMoreElements() )
{
uno::Sequence< beans::PropertyValue > aProps;
if ( xFilterEnum->nextElement() >>= aProps )
{
SequenceAsHashMap aPropsHM( aProps );
sal_Int32 nFlags = aPropsHM.getUnpackedValueOrDefault( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Flags" )),
(sal_Int32)0 );
// that should be import, export, own filter and not a template filter ( TemplatePath flag )
sal_Int32 nRequired = ( SFX_FILTER_OWN | SFX_FILTER_EXPORT | SFX_FILTER_IMPORT );
if ( ( ( nFlags & nRequired ) == nRequired ) && !( nFlags & SFX_FILTER_TEMPLATEPATH ) )
{
// if there are more than one filter the preffered one should be used
// if there is no preffered filter the first one will be used
if ( aResult.isEmpty() || ( nFlags & SFX_FILTER_PREFERED ) )
aResult = aPropsHM.getUnpackedValueOrDefault( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "Name" )),
::rtl::OUString() );
if ( nFlags & SFX_FILTER_PREFERED )
break; // the preffered filter was found
}
}
}
}
catch( uno::Exception& )
{}
return aResult;
}
//-------------------------------------------------------------------------
::rtl::OUString MimeConfigurationHelper::GetExportFilterFromImportFilter( const ::rtl::OUString& aImportFilterName )
{
::rtl::OUString aExportFilterName;
try
{
if ( !aImportFilterName.isEmpty() )
{
uno::Reference< container::XNameAccess > xFilterFactory(
GetFilterFactory(),
uno::UNO_SET_THROW );
uno::Any aImpFilterAny = xFilterFactory->getByName( aImportFilterName );
uno::Sequence< beans::PropertyValue > aImpData;
if ( aImpFilterAny >>= aImpData )
{
SequenceAsHashMap aImpFilterHM( aImpData );
sal_Int32 nFlags = aImpFilterHM.getUnpackedValueOrDefault( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Flags")),
(sal_Int32)0 );
if ( !( nFlags & SFX_FILTER_IMPORT ) )
{
OSL_FAIL( "This is no import filter!" );
throw uno::Exception();
}
if ( nFlags & SFX_FILTER_EXPORT )
{
aExportFilterName = aImportFilterName;
}
else
{
::rtl::OUString aDocumentServiceName = aImpFilterHM.getUnpackedValueOrDefault( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("DocumentService")), ::rtl::OUString() );
::rtl::OUString aTypeName = aImpFilterHM.getUnpackedValueOrDefault( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Type")), ::rtl::OUString() );
OSL_ENSURE( !aDocumentServiceName.isEmpty() && !aTypeName.isEmpty(), "Incomplete filter data!" );
if ( !(aDocumentServiceName.isEmpty() || aTypeName.isEmpty()) )
{
uno::Sequence< beans::NamedValue > aSearchRequest( 2 );
aSearchRequest[0].Name = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Type"));
aSearchRequest[0].Value <<= aTypeName;
aSearchRequest[1].Name = ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("DocumentService"));
aSearchRequest[1].Value <<= aDocumentServiceName;
uno::Sequence< beans::PropertyValue > aExportFilterProps = SearchForFilter(
uno::Reference< container::XContainerQuery >( xFilterFactory, uno::UNO_QUERY_THROW ),
aSearchRequest,
SFX_FILTER_EXPORT,
SFX_FILTER_INTERNAL );
if ( aExportFilterProps.getLength() )
{
SequenceAsHashMap aExpPropsHM( aExportFilterProps );
aExportFilterName = aExpPropsHM.getUnpackedValueOrDefault( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Name")), ::rtl::OUString() );
}
}
}
}
}
}
catch( uno::Exception& )
{}
return aExportFilterName;
}
//-------------------------------------------------------------------------
// static
uno::Sequence< beans::PropertyValue > MimeConfigurationHelper::SearchForFilter(
const uno::Reference< container::XContainerQuery >& xFilterQuery,
const uno::Sequence< beans::NamedValue >& aSearchRequest,
sal_Int32 nMustFlags,
sal_Int32 nDontFlags )
{
uno::Sequence< beans::PropertyValue > aFilterProps;
uno::Reference< container::XEnumeration > xFilterEnum =
xFilterQuery->createSubSetEnumerationByProperties( aSearchRequest );
// the first default filter will be taken,
// if there is no filter with flag default the first acceptable filter will be taken
if ( xFilterEnum.is() )
{
while ( xFilterEnum->hasMoreElements() )
{
uno::Sequence< beans::PropertyValue > aProps;
if ( xFilterEnum->nextElement() >>= aProps )
{
SequenceAsHashMap aPropsHM( aProps );
sal_Int32 nFlags = aPropsHM.getUnpackedValueOrDefault( ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Flags")),
(sal_Int32)0 );
if ( ( ( nFlags & nMustFlags ) == nMustFlags ) && !( nFlags & nDontFlags ) )
{
if ( ( nFlags & SFX_FILTER_DEFAULT ) == SFX_FILTER_DEFAULT )
{
aFilterProps = aProps;
break;
}
else if ( !aFilterProps.getLength() )
aFilterProps = aProps;
}
}
}
}
return aFilterProps;
}
//-------------------------------------------------------------------------
sal_Bool MimeConfigurationHelper::ClassIDsEqual( const uno::Sequence< sal_Int8 >& aClassID1, const uno::Sequence< sal_Int8 >& aClassID2 )
{
if ( aClassID1.getLength() != aClassID2.getLength() )
return sal_False;
for ( sal_Int32 nInd = 0; nInd < aClassID1.getLength(); nInd++ )
if ( aClassID1[nInd] != aClassID2[nInd] )
return sal_False;
return sal_True;
}
//-------------------------------------------------------------------------
uno::Sequence< sal_Int8 > MimeConfigurationHelper::GetSequenceClassID( sal_uInt32 n1, sal_uInt16 n2, sal_uInt16 n3,
sal_uInt8 b8, sal_uInt8 b9, sal_uInt8 b10, sal_uInt8 b11,
sal_uInt8 b12, sal_uInt8 b13, sal_uInt8 b14, sal_uInt8 b15 )
{
uno::Sequence< sal_Int8 > aResult( 16 );
aResult[0] = (sal_Int8)( n1 >> 24 );
aResult[1] = (sal_Int8)( ( n1 << 8 ) >> 24 );
aResult[2] = (sal_Int8)( ( n1 << 16 ) >> 24 );
aResult[3] = (sal_Int8)( ( n1 << 24 ) >> 24 );
aResult[4] = (sal_Int8)( n2 >> 8 );
aResult[5] = (sal_Int8)( ( n2 << 8 ) >> 8 );
aResult[6] = (sal_Int8)( n3 >> 8 );
aResult[7] = (sal_Int8)( ( n3 << 8 ) >> 8 );
aResult[8] = b8;
aResult[9] = b9;
aResult[10] = b10;
aResult[11] = b11;
aResult[12] = b12;
aResult[13] = b13;
aResult[14] = b14;
aResult[15] = b15;
return aResult;
}
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