xsdvalidationhelper.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
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#include "xsdvalidationhelper.hxx"
#include "xsddatatypes.hxx"
#include "formstrings.hxx"
 
#include <com/sun/star/lang/XServiceInfo.hpp>
#include <com/sun/star/xsd/DataTypeClass.hpp>
#include <com/sun/star/util/NumberFormat.hpp>
#include <com/sun/star/util/XNumberFormatTypes.hpp>
#include <com/sun/star/util/XNumberFormatsSupplier.hpp>
#include <com/sun/star/xforms/XDataTypeRepository.hpp>
#include <unotools/syslocale.hxx>
#include <i18nlangtag/languagetag.hxx>
#include <comphelper/diagnose_ex.hxx>
 
 
namespace pcr
{
 
 
    using namespace ::com::sun::star;
    using namespace ::com::sun::star::uno;
    using namespace ::com::sun::star::beans;
    using namespace ::com::sun::star::xsd;
    using namespace ::com::sun::star::util;
    using namespace ::com::sun::star::lang;
    using namespace ::com::sun::star::xforms;
 
    namespace NumberFormat = ::com::sun::star::util::NumberFormat;
 
 
    //= XSDValidationHelper
 
 
    XSDValidationHelper::XSDValidationHelper( ::osl::Mutex& _rMutex, const Reference< XPropertySet >& _rxIntrospectee, const Reference< frame::XModel >& _rxContextDocument )
        :EFormsHelper( _rMutex, _rxIntrospectee, _rxContextDocument )
        ,m_bInspectingFormattedField( false )
    {
        try
        {
            Reference< XPropertySetInfo > xPSI;
            Reference< XServiceInfo >     xSI( _rxIntrospectee, UNO_QUERY );
            if ( m_xControlModel.is() )
                xPSI = m_xControlModel->getPropertySetInfo();
            if  (   xPSI.is()
                &&  xPSI->hasPropertyByName( PROPERTY_FORMATKEY )
                &&  xPSI->hasPropertyByName( PROPERTY_FORMATSSUPPLIER )
                &&  xSI.is()
                &&  xSI->supportsService( SERVICE_COMPONENT_FORMATTEDFIELD )
                )
                m_bInspectingFormattedField = true;
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION("extensions.propctrlr",
                                 "caught an exception while examining the introspectee!");
        }
    }
 
 
    void XSDValidationHelper::getAvailableDataTypeNames( std::vector< OUString >& /* [out] */ _rNames ) const
    {
        _rNames.resize( 0 );
 
        try
        {
            Reference< XDataTypeRepository > xRepository = getDataTypeRepository();
            if ( xRepository.is() )
            {
                const Sequence<OUString> aElements = xRepository->getElementNames();
 
                _rNames.resize( aElements.getLength() );
                std::copy( aElements.begin(), aElements.end(), _rNames.begin() );
            }
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::getAvailableDataTypeNames" );
        }
    }
 
 
    Reference< XDataTypeRepository > XSDValidationHelper::getDataTypeRepository() const
    {
        Reference< XDataTypeRepository > xRepository;
 
        Reference< xforms::XModel > xModel( getCurrentFormModel( ) );
        if ( xModel.is() )
            xRepository = xModel->getDataTypeRepository();
 
        return xRepository;
    }
 
 
    Reference< XDataTypeRepository > XSDValidationHelper::getDataTypeRepository( const OUString& _rModelName ) const
    {
        Reference< XDataTypeRepository > xRepository;
 
        Reference< xforms::XModel > xModel( getFormModelByName( _rModelName ) );
        if ( xModel.is() )
            xRepository = xModel->getDataTypeRepository();
 
        return xRepository;
    }
 
 
    Reference< XDataType > XSDValidationHelper::getDataType( const OUString& _rName ) const
    {
        Reference< XDataType > xDataType;
 
        if ( !_rName.isEmpty() )
        {
            Reference< XDataTypeRepository > xRepository = getDataTypeRepository();
            if ( xRepository.is() )
                xDataType = xRepository->getDataType( _rName );
        }
        return xDataType;
    }
 
 
    OUString XSDValidationHelper::getValidatingDataTypeName( ) const
    {
        OUString sDataTypeName;
        try
        {
            Reference< XPropertySet > xBinding( getCurrentBinding() );
            // it's allowed here to not (yet) have a binding
            if ( xBinding.is() )
            {
                OSL_VERIFY( xBinding->getPropertyValue( PROPERTY_XSD_DATA_TYPE ) >>= sDataTypeName );
            }
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::getValidatingDataTypeName" );
        }
        return sDataTypeName;
    }
 
 
    ::rtl::Reference< XSDDataType > XSDValidationHelper::getDataTypeByName( const OUString& _rName ) const
    {
        ::rtl::Reference< XSDDataType > pReturn;
 
        try
        {
            Reference< XDataType > xValidatedAgainst;
 
            if ( !_rName.isEmpty() )
                xValidatedAgainst = getDataType( _rName );
 
            if ( xValidatedAgainst.is() )
                pReturn = new XSDDataType( xValidatedAgainst );
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::getDataTypeByName" );
        }
 
        return pReturn;
    }
 
 
    ::rtl::Reference< XSDDataType > XSDValidationHelper::getValidatingDataType( ) const
    {
        return getDataTypeByName( getValidatingDataTypeName() );
    }
 
 
    bool XSDValidationHelper::cloneDataType( const ::rtl::Reference< XSDDataType >& _pDataType, const OUString& _rNewName ) const
    {
        OSL_ENSURE( _pDataType.is(), "XSDValidationHelper::removeDataTypeFromRepository: invalid data type!" );
        if ( !_pDataType.is() )
            return false;
 
        try
        {
            Reference< XDataTypeRepository > xRepository( getDataTypeRepository() );
            OSL_ENSURE( xRepository.is(), "XSDValidationHelper::removeDataTypeFromRepository: invalid data type repository!" );
            if ( !xRepository.is() )
                return false;
 
            Reference< XDataType > xDataType( _pDataType->getUnoDataType() );
            OSL_ENSURE( xDataType.is(), "XSDValidationHelper::removeDataTypeFromRepository: invalid data type (II)!" );
            if ( !xDataType.is() )
                return false;
 
            xRepository->cloneDataType( xDataType->getName(), _rNewName );
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::cloneDataType" );
        }
        return true;
    }
 
 
    bool XSDValidationHelper::removeDataTypeFromRepository( const OUString& _rName ) const
    {
        try
        {
            Reference< XDataTypeRepository > xRepository( getDataTypeRepository() );
            OSL_ENSURE( xRepository.is(), "XSDValidationHelper::removeDataTypeFromRepository: invalid data type repository!" );
            if ( !xRepository.is() )
                return false;
 
            if ( !xRepository->hasByName( _rName ) )
            {
                OSL_FAIL( "XSDValidationHelper::removeDataTypeFromRepository: invalid repository and/or data type!" );
                return false;
            }
 
            xRepository->revokeDataType( _rName );
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::removeDataTypeFromRepository" );
            return false;
        }
        return true;
    }
 
 
    void XSDValidationHelper::setValidatingDataTypeByName( const OUString& _rName ) const
    {
        try
        {
            Reference< XPropertySet > xBinding( getCurrentBinding() );
            OSL_ENSURE( xBinding.is(), "XSDValidationHelper::setValidatingDataTypeByName: no active binding - how this?" );
 
            if ( xBinding.is() )
            {
                // get the old data type - this is necessary for notifying property changes
                OUString sOldDataTypeName;
                OSL_VERIFY( xBinding->getPropertyValue( PROPERTY_XSD_DATA_TYPE ) >>= sOldDataTypeName );
                Reference< XPropertySet > xOldType;
                try {
                    xOldType = getDataType( sOldDataTypeName );
                } catch( const Exception& ) { }
 
                // set the new data type name
                xBinding->setPropertyValue( PROPERTY_XSD_DATA_TYPE, Any( _rName ) );
 
                // retrieve the new data type object
                Reference< XPropertySet > xNewType = getDataType( _rName );
 
                // fire any changes in the properties which result from this new type
                std::set< OUString > aFilter; aFilter.insert( PROPERTY_NAME );
                firePropertyChanges( xOldType, xNewType, aFilter );
 
                // fire the change in the Data Type property
                OUString sNewDataTypeName;
                OSL_VERIFY( xBinding->getPropertyValue( PROPERTY_XSD_DATA_TYPE ) >>= sNewDataTypeName );
                firePropertyChange( PROPERTY_XSD_DATA_TYPE, Any( sOldDataTypeName ), Any( sNewDataTypeName ) );
            }
        }
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION("extensions.propctrlr");
        }
    }
 
 
    void XSDValidationHelper::copyDataType( const OUString& _rFromModel, const OUString& _rToModel,
                const OUString& _rDataTypeName ) const
    {
        if ( _rFromModel == _rToModel )
            // nothing to do (me thinks)
            return;
 
        try
        {
            Reference< XDataTypeRepository > xFromRepository, xToRepository;
            if ( !_rFromModel.isEmpty() )
                xFromRepository = getDataTypeRepository( _rFromModel );
            if ( !_rToModel.isEmpty() )
                xToRepository = getDataTypeRepository( _rToModel );
 
            if ( !xFromRepository.is() || !xToRepository.is() )
                return;
 
            if ( !xFromRepository->hasByName( _rDataTypeName ) || xToRepository->hasByName( _rDataTypeName ) )
                // not existent in the source, or already existent (by name) in the destination
                return;
 
            // determine the built-in type belonging to the source type
            ::rtl::Reference< XSDDataType > pSourceType = new XSDDataType( xFromRepository->getDataType( _rDataTypeName ) );
            OUString sTargetBaseType = getBasicTypeNameForClass( pSourceType->classify(), xToRepository );
 
            // create the target type
            Reference< XDataType > xTargetType = xToRepository->cloneDataType( sTargetBaseType, _rDataTypeName );
            ::rtl::Reference< XSDDataType > pTargetType = new XSDDataType( xTargetType );
 
            // copy the facets
            pTargetType->copyFacetsFrom( pSourceType );
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::copyDataType" );
        }
    }
 
 
    void XSDValidationHelper::findDefaultFormatForIntrospectee()
    {
        try
        {
            ::rtl::Reference< XSDDataType > xDataType = getValidatingDataType();
            if ( xDataType.is() )
            {
                // find a NumberFormat type corresponding to the DataTypeClass
                sal_Int16 nNumberFormatType = NumberFormat::NUMBER;
                switch ( xDataType->classify() )
                {
                case DataTypeClass::DATETIME:
                    nNumberFormatType = NumberFormat::DATETIME;
                    break;
                case DataTypeClass::DATE:
                    nNumberFormatType = NumberFormat::DATE;
                    break;
                case DataTypeClass::TIME:
                    nNumberFormatType = NumberFormat::TIME;
                    break;
                case DataTypeClass::STRING:
                case DataTypeClass::anyURI:
                case DataTypeClass::QName:
                case DataTypeClass::NOTATION:
                    nNumberFormatType = NumberFormat::TEXT;
                    break;
                }
 
                // get the number formatter from the introspectee
                Reference< XNumberFormatsSupplier > xSupplier;
                Reference< XNumberFormatTypes > xFormatTypes;
                OSL_VERIFY( m_xControlModel->getPropertyValue( PROPERTY_FORMATSSUPPLIER ) >>= xSupplier );
                if ( xSupplier.is() )
                    xFormatTypes.set(xSupplier->getNumberFormats(), css::uno::UNO_QUERY);
                OSL_ENSURE( xFormatTypes.is(), "XSDValidationHelper::findDefaultFormatForIntrospectee: no number formats for the introspectee!" );
                if ( !xFormatTypes.is() )
                    return;
 
                // and the standard format for the given NumberFormat type
                sal_Int32 nDesiredFormat = xFormatTypes->getStandardFormat( nNumberFormatType, SvtSysLocale().GetLanguageTag().getLocale() );
 
                // set this at the introspectee
                m_xControlModel->setPropertyValue( PROPERTY_FORMATKEY, Any( nDesiredFormat ) );
            }
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::findDefaultFormatForIntrospectee" );
        }
    }
 
 
    OUString XSDValidationHelper::getBasicTypeNameForClass( sal_Int16 _nClass ) const
    {
        return getBasicTypeNameForClass( _nClass, getDataTypeRepository() );
    }
 
 
    OUString XSDValidationHelper::getBasicTypeNameForClass( sal_Int16 _nClass, const Reference< XDataTypeRepository >& _rxRepository )
    {
        OUString sReturn;
        OSL_ENSURE( _rxRepository.is(), "XSDValidationHelper::getBasicTypeNameForClass: invalid repository!" );
        if ( !_rxRepository.is() )
            return sReturn;
 
        try
        {
            Reference< XDataType > xDataType = _rxRepository->getBasicDataType( _nClass );
            OSL_ENSURE( xDataType.is(), "XSDValidationHelper::getBasicTypeNameForClass: invalid data type returned!" );
            if ( xDataType.is() )
                sReturn = xDataType->getName();
        }
        catch( const Exception& )
        {
            TOOLS_WARN_EXCEPTION( "extensions.propctrlr", "XSDValidationHelper::getBasicTypeNameForClass" );
        }
 
        return sReturn;
    }
 
 
} // namespace pcr
 
 
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