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| -rw-r--r-- | comphelper/source/misc/mimeconfighelper.cxx | 909 |
1 files changed, 909 insertions, 0 deletions
diff --git a/comphelper/source/misc/mimeconfighelper.cxx b/comphelper/source/misc/mimeconfighelper.cxx new file mode 100644 index 000000000..7f402b635 --- /dev/null +++ b/comphelper/source/misc/mimeconfighelper.cxx @@ -0,0 +1,909 @@ +/* -*- 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/container/XNameAccess.hpp> +#include <com/sun/star/embed/VerbDescriptor.hpp> +#include <com/sun/star/document/XTypeDetection.hpp> + +#include <osl/diagnose.h> + +#include <comphelper/fileformat.h> +#include <comphelper/mimeconfighelper.hxx> +#include <comphelper/classids.hxx> +#include <comphelper/sequenceashashmap.hxx> +#include <comphelper/documentconstants.hxx> +#include <comphelper/propertysequence.hxx> +#include <rtl/ustrbuf.hxx> +#include <utility> + + +using namespace ::com::sun::star; +using namespace comphelper; + + +MimeConfigurationHelper::MimeConfigurationHelper( uno::Reference< uno::XComponentContext > xContext ) +: m_xContext(std::move( xContext )) +{ + if ( !m_xContext.is() ) + throw uno::RuntimeException(); +} + + +OUString MimeConfigurationHelper::GetStringClassIDRepresentation( const uno::Sequence< sal_Int8 >& aClassID ) +{ + OUStringBuffer aResult; + + if ( aClassID.getLength() == 16 ) + { + for ( sal_Int32 nInd = 0; nInd < aClassID.getLength(); nInd++ ) + { + if ( nInd == 4 || nInd == 6 || nInd == 8 || nInd == 10 ) + aResult.append("-"); + + sal_Int32 nDigit1 = static_cast<sal_Int32>( static_cast<sal_uInt8>(aClassID[nInd]) / 16 ); + sal_Int32 nDigit2 = static_cast<sal_uInt8>(aClassID[nInd]) % 16; + aResult.append( OUString::number(nDigit1, 16) + OUString::number( nDigit2, 16 ) ); + } + } + + return aResult.makeStringAndClear(); +} + + +static sal_uInt8 GetDigit_Impl( 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( std::u16string_view aClassID ) +{ + size_t nLength = aClassID.size(); + if ( nLength == 36 ) + { + OString aCharClassID = OUStringToOString( aClassID, RTL_TEXTENCODING_ASCII_US ); + uno::Sequence< sal_Int8 > aResult( 16 ); + auto pResult = aResult.getArray(); + + size_t nStrPointer = 0; + sal_Int32 nSeqInd = 0; + while( nSeqInd < 16 && nStrPointer + 1U < nLength ) + { + sal_uInt8 nDigit1 = GetDigit_Impl( aCharClassID[nStrPointer++] ); + sal_uInt8 nDigit2 = GetDigit_Impl( aCharClassID[nStrPointer++] ); + + if ( nDigit1 > 15 || nDigit2 > 15 ) + break; + + pResult[nSeqInd++] = static_cast<sal_Int8>( nDigit1 * 16 + nDigit2 ); + + if ( nStrPointer < nLength && aCharClassID[nStrPointer] == '-' ) + nStrPointer++; + } + + if ( nSeqInd == 16 && nStrPointer == nLength ) + return aResult; + } + + return uno::Sequence< sal_Int8 >(); +} + + +uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetConfigurationByPathImpl( const OUString& aPath ) +{ + uno::Reference< container::XNameAccess > xConfig; + + try + { + if ( !m_xConfigProvider.is() ) + m_xConfigProvider = configuration::theDefaultProvider::get( m_xContext ); + + uno::Sequence<uno::Any> aArgs(comphelper::InitAnyPropertySequence( + { + {"nodepath", uno::Any(aPath)} + })); + xConfig.set( m_xConfigProvider->createInstanceWithArguments( + "com.sun.star.configuration.ConfigurationAccess", + aArgs ), + uno::UNO_QUERY ); + } + catch( uno::Exception& ) + {} + + return xConfig; +} + + +uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetObjConfiguration() +{ + std::unique_lock aGuard( m_aMutex ); + + if ( !m_xObjectConfig.is() ) + m_xObjectConfig = GetConfigurationByPathImpl( + "/org.openoffice.Office.Embedding/Objects" ); + + return m_xObjectConfig; +} + + +uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetVerbsConfiguration() +{ + std::unique_lock aGuard( m_aMutex ); + + if ( !m_xVerbsConfig.is() ) + m_xVerbsConfig = GetConfigurationByPathImpl( + "/org.openoffice.Office.Embedding/Verbs"); + + return m_xVerbsConfig; +} + + +uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetMediaTypeConfiguration() +{ + std::unique_lock aGuard( m_aMutex ); + + if ( !m_xMediaTypeConfig.is() ) + m_xMediaTypeConfig = GetConfigurationByPathImpl( + "/org.openoffice.Office.Embedding/MimeTypeClassIDRelations"); + + return m_xMediaTypeConfig; +} + + +uno::Reference< container::XNameAccess > MimeConfigurationHelper::GetFilterFactory() +{ + std::unique_lock aGuard( m_aMutex ); + + if ( !m_xFilterFactory.is() ) + m_xFilterFactory.set( + m_xContext->getServiceManager()->createInstanceWithContext("com.sun.star.document.FilterFactory", m_xContext), + uno::UNO_QUERY ); + + return m_xFilterFactory; +} + + +OUString MimeConfigurationHelper::GetDocServiceNameFromFilter( const OUString& aFilterName ) +{ + 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 ( const auto & prop : std::as_const(aFilterData) ) + if ( prop.Name == "DocumentService" ) + prop.Value >>= aDocServiceName; + } + } + catch( uno::Exception& ) + {} + + return aDocServiceName; +} + + +OUString MimeConfigurationHelper::GetDocServiceNameFromMediaType( const OUString& aMediaType ) +{ + uno::Reference< container::XContainerQuery > xTypeCFG( + m_xContext->getServiceManager()->createInstanceWithContext("com.sun.star.document.TypeDetection", m_xContext), + uno::UNO_QUERY ); + + if ( xTypeCFG.is() ) + { + try + { + // make query for all types matching the properties + uno::Sequence < beans::NamedValue > aSeq { { "MediaType", css::uno::Any(aMediaType) } }; + + uno::Reference < container::XEnumeration > xEnum = xTypeCFG->createSubSetEnumerationByProperties( aSeq ); + while ( xEnum->hasMoreElements() ) + { + uno::Sequence< beans::PropertyValue > aType; + if ( xEnum->nextElement() >>= aType ) + { + for ( const auto & prop : std::as_const(aType) ) + { + OUString aFilterName; + if ( prop.Name == "PreferredFilter" + && ( prop.Value >>= aFilterName ) && !aFilterName.isEmpty() ) + { + OUString aDocumentName = GetDocServiceNameFromFilter( aFilterName ); + if ( !aDocumentName.isEmpty() ) + return aDocumentName; + } + } + } + } + } + catch( uno::Exception& ) + {} + } + + return OUString(); +} + + +bool MimeConfigurationHelper::GetVerbByShortcut( const OUString& aVerbShortcut, + embed::VerbDescriptor& aDescriptor ) +{ + bool bResult = 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; + static constexpr OUStringLiteral sVerbID = u"VerbID"; + static constexpr OUStringLiteral sVerbUIName = u"VerbUIName"; + static constexpr OUStringLiteral sVerbFlags = u"VerbFlags"; + static constexpr OUStringLiteral sVerbAttributes = u"VerbAttributes"; + if ( ( xVerbsProps->getByName(sVerbID) >>= aTempDescr.VerbID ) + && ( xVerbsProps->getByName(sVerbUIName) >>= aTempDescr.VerbName ) + && ( xVerbsProps->getByName(sVerbFlags) >>= aTempDescr.VerbFlags ) + && ( xVerbsProps->getByName(sVerbAttributes) >>= aTempDescr.VerbAttributes ) ) + { + aDescriptor = aTempDescr; + bResult = 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 + { + const uno::Sequence< OUString > aObjPropNames = xObjectProps->getElementNames(); + + aResult.realloc( aObjPropNames.getLength() + 1 ); + auto pResult = aResult.getArray(); + pResult[0].Name = "ClassID"; + pResult[0].Value <<= aClassID; + + for ( sal_Int32 nInd = 0; nInd < aObjPropNames.getLength(); nInd++ ) + { + pResult[nInd + 1].Name = aObjPropNames[nInd]; + + if ( aObjPropNames[nInd] == "ObjectVerbs" ) + { + uno::Sequence< OUString > aVerbShortcuts; + if ( !(xObjectProps->getByName( aObjPropNames[nInd] ) >>= aVerbShortcuts) ) + throw uno::RuntimeException(); + uno::Sequence< embed::VerbDescriptor > aVerbDescriptors( aVerbShortcuts.getLength() ); + auto aVerbDescriptorsRange = asNonConstRange(aVerbDescriptors); + for ( sal_Int32 nVerbI = 0; nVerbI < aVerbShortcuts.getLength(); nVerbI++ ) + if ( !GetVerbByShortcut( aVerbShortcuts[nVerbI], aVerbDescriptorsRange[nVerbI] ) ) + throw uno::RuntimeException(); + + pResult[nInd+1].Value <<= aVerbDescriptors; + } + else + pResult[nInd+1].Value = xObjectProps->getByName( aObjPropNames[nInd] ); + } + } + catch( uno::Exception& ) + { + aResult.realloc( 0 ); + } + } + + return aResult; +} + + +OUString MimeConfigurationHelper::GetExplicitlyRegisteredObjClassID( const OUString& aMediaType ) +{ + 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 OUString& aStringClassID ) +{ + uno::Sequence< beans::NamedValue > aObjProps; + + uno::Sequence< sal_Int8 > aClassID = GetSequenceClassIDRepresentation( aStringClassID ); + if ( ClassIDsEqual( aClassID, GetSequenceClassID( SO3_DUMMY_CLASSID ) ) ) + { + aObjProps = { { "ObjectFactory", + uno::Any(OUString("com.sun.star.embed.OOoSpecialEmbeddedObjectFactory")) }, + { "ClassID", uno::Any(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 = { { "ObjectFactory", + uno::Any(OUString("com.sun.star.embed.OOoSpecialEmbeddedObjectFactory")) }, + { "ClassID", uno::Any(aClassID) } }; + } + + 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 OUString& aMediaType ) +{ + uno::Sequence< beans::NamedValue > aObject = + GetObjectPropsByStringClassID( GetExplicitlyRegisteredObjClassID( aMediaType ) ); + if ( aObject.hasElements() ) + return aObject; + + OUString aDocumentName = GetDocServiceNameFromMediaType( aMediaType ); + if ( !aDocumentName.isEmpty() ) + return GetObjectPropsByDocumentName( aDocumentName ); + + return uno::Sequence< beans::NamedValue >(); +} + + +uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByFilter( const OUString& aFilterName ) +{ + OUString aDocumentName = GetDocServiceNameFromFilter( aFilterName ); + if ( !aDocumentName.isEmpty() ) + return GetObjectPropsByDocumentName( aDocumentName ); + + return uno::Sequence< beans::NamedValue >(); +} + + +uno::Sequence< beans::NamedValue > MimeConfigurationHelper::GetObjectPropsByDocumentName( std::u16string_view aDocName ) +{ + if ( !aDocName.empty() ) + { + uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration(); + if ( xObjConfig.is() ) + { + try + { + const uno::Sequence< OUString > aClassIDs = xObjConfig->getElementNames(); + for ( const OUString & id : aClassIDs ) + { + uno::Reference< container::XNameAccess > xObjectProps; + OUString aEntryDocName; + + if ( ( xObjConfig->getByName( id ) >>= xObjectProps ) && xObjectProps.is() + && ( xObjectProps->getByName("ObjectDocumentServiceName") >>= aEntryDocName ) + && aEntryDocName == aDocName ) + { + return GetObjPropsFromConfigEntry( GetSequenceClassIDRepresentation( id ), + xObjectProps ); + } + } + } + catch( uno::Exception& ) + {} + } + } + + return uno::Sequence< beans::NamedValue >(); +} + + +OUString MimeConfigurationHelper::GetFactoryNameByClassID( const uno::Sequence< sal_Int8 >& aClassID ) +{ + return GetFactoryNameByStringClassID( GetStringClassIDRepresentation( aClassID ) ); +} + + +OUString MimeConfigurationHelper::GetFactoryNameByStringClassID( const OUString& aStringClassID ) +{ + 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("ObjectFactory") >>= aResult; + } + catch( uno::Exception& ) + { + uno::Sequence< sal_Int8 > aClassID = GetSequenceClassIDRepresentation( aStringClassID ); + if ( ClassIDsEqual( aClassID, GetSequenceClassID( SO3_DUMMY_CLASSID ) ) ) + return "com.sun.star.embed.OOoSpecialEmbeddedObjectFactory"; + } + } + + return aResult; +} + + +OUString MimeConfigurationHelper::GetFactoryNameByDocumentName( std::u16string_view aDocName ) +{ + OUString aResult; + + if ( !aDocName.empty() ) + { + uno::Reference< container::XNameAccess > xObjConfig = GetObjConfiguration(); + if ( xObjConfig.is() ) + { + try + { + const uno::Sequence< OUString > aClassIDs = xObjConfig->getElementNames(); + for ( const OUString & id : aClassIDs ) + { + uno::Reference< container::XNameAccess > xObjectProps; + OUString aEntryDocName; + + if ( ( xObjConfig->getByName( id ) >>= xObjectProps ) && xObjectProps.is() + && ( xObjectProps->getByName( "ObjectDocumentServiceName" ) >>= aEntryDocName ) + && aEntryDocName == aDocName ) + { + xObjectProps->getByName("ObjectFactory") >>= aResult; + break; + } + } + } + catch( uno::Exception& ) + {} + } + } + + return aResult; +} + + +OUString MimeConfigurationHelper::GetFactoryNameByMediaType( const OUString& aMediaType ) +{ + OUString aResult = GetFactoryNameByStringClassID( GetExplicitlyRegisteredObjClassID( aMediaType ) ); + + if ( aResult.isEmpty() ) + { + OUString aDocumentName = GetDocServiceNameFromMediaType( aMediaType ); + if ( !aDocumentName.isEmpty() ) + aResult = GetFactoryNameByDocumentName( aDocumentName ); + } + + return aResult; +} + + +OUString MimeConfigurationHelper::UpdateMediaDescriptorWithFilterName( + uno::Sequence< beans::PropertyValue >& aMediaDescr, + bool bIgnoreType ) +{ + OUString aFilterName; + + for ( const auto & prop : std::as_const(aMediaDescr) ) + if ( prop.Name == "FilterName" ) + prop.Value >>= aFilterName; + + if ( aFilterName.isEmpty() ) + { + // filter name is not specified, so type detection should be done + + uno::Reference< document::XTypeDetection > xTypeDetection( + m_xContext->getServiceManager()->createInstanceWithContext("com.sun.star.document.TypeDetection", m_xContext), + uno::UNO_QUERY_THROW ); + + // 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 + OUString aTypeName = xTypeDetection->queryTypeByDescriptor( aTempMD, true ); + + // get FilterName + for ( const auto & prop : std::as_const(aTempMD) ) + if ( prop.Name == "FilterName" ) + prop.Value >>= aFilterName; + + if ( !aFilterName.isEmpty() ) + { + sal_Int32 nOldLen = aMediaDescr.getLength(); + aMediaDescr.realloc( nOldLen + 1 ); + auto pMediaDescr = aMediaDescr.getArray(); + pMediaDescr[nOldLen].Name = "FilterName"; + pMediaDescr[ 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 ( const auto & prop : std::as_const(aTypes) ) + { + if ( prop.Name == "PreferredFilter" && ( prop.Value >>= aFilterName ) ) + { + sal_Int32 nOldLen = aMediaDescr.getLength(); + aMediaDescr.realloc( nOldLen + 1 ); + auto pMediaDescr = aMediaDescr.getArray(); + pMediaDescr[nOldLen].Name = "FilterName"; + pMediaDescr[ nOldLen ].Value = prop.Value; + break; + } + } + } + } + } + + return aFilterName; +} + +OUString MimeConfigurationHelper::UpdateMediaDescriptorWithFilterName( + uno::Sequence< beans::PropertyValue >& aMediaDescr, + uno::Sequence< beans::NamedValue >& aObject ) +{ + OUString aDocName; + for ( const auto & nv : std::as_const(aObject) ) + if ( nv.Name == "ObjectDocumentServiceName" ) + { + nv.Value >>= aDocName; + break; + } + + OSL_ENSURE( !aDocName.isEmpty(), "The name must exist at this point!" ); + + + bool bNeedsAddition = true; + for ( sal_Int32 nMedInd = 0; nMedInd < aMediaDescr.getLength(); nMedInd++ ) + if ( aMediaDescr[nMedInd].Name == "DocumentService" ) + { + aMediaDescr.getArray()[nMedInd].Value <<= aDocName; + bNeedsAddition = false; + break; + } + + if ( bNeedsAddition ) + { + sal_Int32 nOldLen = aMediaDescr.getLength(); + aMediaDescr.realloc( nOldLen + 1 ); + auto pMediaDescr = aMediaDescr.getArray(); + pMediaDescr[nOldLen].Name = "DocumentService"; + pMediaDescr[nOldLen].Value <<= aDocName; + } + + return UpdateMediaDescriptorWithFilterName( aMediaDescr, true ); +} + +#ifdef _WIN32 + +SfxFilterFlags MimeConfigurationHelper::GetFilterFlags( const OUString& aFilterName ) +{ + SfxFilterFlags nFlags = SfxFilterFlags::NONE; + 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 = static_cast<SfxFilterFlags>(aFilterHM.getUnpackedValueOrDefault( "Flags", sal_Int32(0) )); + } + } + } catch( uno::Exception& ) + {} + + return nFlags; +} + +bool MimeConfigurationHelper::AddFilterNameCheckOwnFile( + uno::Sequence< beans::PropertyValue >& aMediaDescr ) +{ + OUString aFilterName = UpdateMediaDescriptorWithFilterName( aMediaDescr, false ); + if ( !aFilterName.isEmpty() ) + { + SfxFilterFlags nFlags = GetFilterFlags( aFilterName ); + // check the OWN flag + return bool(nFlags & SfxFilterFlags::OWN); + } + + return false; +} + +#endif + +OUString MimeConfigurationHelper::GetDefaultFilterFromServiceName( const OUString& aServiceName, sal_Int32 nVersion ) +{ + OUString aResult; + + if ( !aServiceName.isEmpty() && nVersion ) + try + { + uno::Reference< container::XContainerQuery > xFilterQuery( + GetFilterFactory(), + uno::UNO_QUERY_THROW ); + + uno::Sequence< beans::NamedValue > aSearchRequest + { + { "DocumentService", css::uno::Any(aServiceName) }, + { "FileFormatVersion", css::uno::Any(nVersion) } + }; + + 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 ) + { + SfxFilterFlags nFlags = SfxFilterFlags::NONE; + OUString sName; + for (const auto & rPropVal : aProps) + { + if (rPropVal.Name == "Flags") + { + sal_Int32 nTmp(0); + if (rPropVal.Value >>= nTmp) + nFlags = static_cast<SfxFilterFlags>(nTmp); + } + else if (rPropVal.Name == "Name") + rPropVal.Value >>= sName; + } + + // that should be import, export, own filter and not a template filter ( TemplatePath flag ) + SfxFilterFlags const nRequired = SfxFilterFlags::OWN + // fdo#78159 for OOoXML, there is code to convert + // to ODF in OCommonEmbeddedObject::store* + // so accept it even though there's no export + | (SOFFICE_FILEFORMAT_60 == nVersion ? SfxFilterFlags::NONE : SfxFilterFlags::EXPORT) + | SfxFilterFlags::IMPORT; + if ( ( ( nFlags & nRequired ) == nRequired ) && !( nFlags & SfxFilterFlags::TEMPLATEPATH ) ) + { + // if there are more than one filter the preferred one should be used + // if there is no preferred filter the first one will be used + if ( aResult.isEmpty() || ( nFlags & SfxFilterFlags::PREFERED ) ) + aResult = sName; + if ( nFlags & SfxFilterFlags::PREFERED ) + break; // the preferred filter was found + } + } + } + } + catch( uno::Exception& ) + {} + + return aResult; +} + + +OUString MimeConfigurationHelper::GetExportFilterFromImportFilter( const OUString& aImportFilterName ) +{ + 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 ); + SfxFilterFlags nFlags = static_cast<SfxFilterFlags>(aImpFilterHM.getUnpackedValueOrDefault( "Flags", sal_Int32(0) )); + + if ( !( nFlags & SfxFilterFlags::IMPORT ) ) + { + OSL_FAIL( "This is no import filter!" ); + throw uno::Exception("this is no import filter", nullptr); + } + + if ( nFlags & SfxFilterFlags::EXPORT ) + { + aExportFilterName = aImportFilterName; + } + else + { + OUString aDocumentServiceName = aImpFilterHM.getUnpackedValueOrDefault( "DocumentService", OUString() ); + OUString aTypeName = aImpFilterHM.getUnpackedValueOrDefault( "Type", OUString() ); + + OSL_ENSURE( !aDocumentServiceName.isEmpty() && !aTypeName.isEmpty(), "Incomplete filter data!" ); + if ( !(aDocumentServiceName.isEmpty() || aTypeName.isEmpty()) ) + { + uno::Sequence< beans::NamedValue > aSearchRequest + { + { "Type", css::uno::Any(aTypeName) }, + { "DocumentService", css::uno::Any(aDocumentServiceName) } + }; + + uno::Sequence< beans::PropertyValue > aExportFilterProps = SearchForFilter( + uno::Reference< container::XContainerQuery >( xFilterFactory, uno::UNO_QUERY_THROW ), + aSearchRequest, + SfxFilterFlags::EXPORT, + SfxFilterFlags::INTERNAL ); + + if ( aExportFilterProps.hasElements() ) + { + SequenceAsHashMap aExpPropsHM( aExportFilterProps ); + aExportFilterName = aExpPropsHM.getUnpackedValueOrDefault( "Name", 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, + SfxFilterFlags nMustFlags, + SfxFilterFlags 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 ); + SfxFilterFlags nFlags = static_cast<SfxFilterFlags>(aPropsHM.getUnpackedValueOrDefault("Flags", + sal_Int32(0) )); + if ( ( ( nFlags & nMustFlags ) == nMustFlags ) && !( nFlags & nDontFlags ) ) + { + if ( ( nFlags & SfxFilterFlags::DEFAULT ) == SfxFilterFlags::DEFAULT ) + { + aFilterProps = aProps; + break; + } + else if ( !aFilterProps.hasElements() ) + aFilterProps = aProps; + } + } + } + } + + return aFilterProps; +} + + +bool MimeConfigurationHelper::ClassIDsEqual( const uno::Sequence< sal_Int8 >& aClassID1, const uno::Sequence< sal_Int8 >& aClassID2 ) +{ + return aClassID1 == aClassID2; +} + + +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{ /* [ 0] */ static_cast<sal_Int8>( n1 >> 24 ), + /* [ 1] */ static_cast<sal_Int8>( ( n1 << 8 ) >> 24 ), + /* [ 2] */ static_cast<sal_Int8>( ( n1 << 16 ) >> 24 ), + /* [ 3] */ static_cast<sal_Int8>( ( n1 << 24 ) >> 24 ), + /* [ 4] */ static_cast<sal_Int8>( n2 >> 8 ), + /* [ 5] */ static_cast<sal_Int8>( ( n2 << 8 ) >> 8 ), + /* [ 6] */ static_cast<sal_Int8>( n3 >> 8 ), + /* [ 7] */ static_cast<sal_Int8>( ( n3 << 8 ) >> 8 ), + /* [ 8] */ static_cast<sal_Int8>( b8 ), + /* [ 9] */ static_cast<sal_Int8>( b9 ), + /* [10] */ static_cast<sal_Int8>( b10 ), + /* [11] */ static_cast<sal_Int8>( b11 ), + /* [12] */ static_cast<sal_Int8>( b12 ), + /* [13] */ static_cast<sal_Int8>( b13 ), + /* [14] */ static_cast<sal_Int8>( b14 ), + /* [15] */ static_cast<sal_Int8>( b15 ) }; + + return aResult; +} + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |