vcl_date_handler.cxx

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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 * 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
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#include "vcl_date_handler.hxx"
 
#include <rtl/ustrbuf.hxx>
 
#include <com/sun/star/util/DateTime.hpp>
#include <com/sun/star/util/Date.hpp>
 
#include <sax/tools/converter.hxx>
 
#include <osl/diagnose.h>
#include <tools/date.hxx>
 
namespace xmloff
{
 
    using ::com::sun::star::uno::Any;
    using ::com::sun::star::util::DateTime;
    using ::com::sun::star::util::Date;
 
    //= VCLDateHandler
    VCLDateHandler::VCLDateHandler()
    {
    }
 
    OUString VCLDateHandler::getAttributeValue( const Any& i_propertyValue ) const
    {
        Date aDate;
        OSL_VERIFY( i_propertyValue >>= aDate );
 
        DateTime aDateTime; // default-inited to 0
        aDateTime.Day = aDate.Day;
        aDateTime.Month = aDate.Month;
        aDateTime.Year = aDate.Year;
 
        OUStringBuffer aBuffer;
        ::sax::Converter::convertDateTime( aBuffer, aDateTime, nullptr );
        return aBuffer.makeStringAndClear();
    }
 
    bool VCLDateHandler::getPropertyValues( const OUString& i_attributeValue, PropertyValues& o_propertyValues ) const
    {
        DateTime aDateTime;
        Date aDate;
        if (::sax::Converter::parseDateTime( aDateTime, i_attributeValue ))
        {
            aDate.Day = aDateTime.Day;
            aDate.Month = aDateTime.Month;
            aDate.Year = aDateTime.Year;
        }
        else
        {
            // compatibility format, before we wrote those values in XML-schema compatible form
            sal_Int32 nVCLDate(0);
            if (!::sax::Converter::convertNumber(nVCLDate, i_attributeValue))
            {
                OSL_ENSURE( false, "VCLDateHandler::getPropertyValues: unknown date format (no XML-schema date, no legacy integer)!" );
                return false;
            }
            aDate = ::Date(nVCLDate).GetUNODate();
        }
 
        const Any aPropertyValue( aDate );
 
        OSL_ENSURE( o_propertyValues.size() == 1, "VCLDateHandler::getPropertyValues: date strings represent exactly one property - not more, not less!" );
        for ( auto& prop : o_propertyValues )
        {
            prop.second = aPropertyValue;
        }
        return true;
    }
 
} // namespace xmloff
 
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