f3797630be
the calling class handles this nicely, and also tells us when we are not handling some part of the XML file Change-Id: Ib64a704bc96bb4d6eff2d57116d62c9c15e25c6b Reviewed-on: https://gerrit.libreoffice.org/c/core/+/87073 Tested-by: Jenkins Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>
560 lines
22 KiB
C++
560 lines
22 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#include <sal/config.h>
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#include <cmath>
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#include "propertyimport.hxx"
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#include <sax/tools/converter.hxx>
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#include <xmloff/xmlimp.hxx>
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#include <xmloff/xmluconv.hxx>
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#include <xmloff/nmspmap.hxx>
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#include <o3tl/temporary.hxx>
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#include <osl/diagnose.h>
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#include <sal/log.hxx>
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#include <comphelper/extract.hxx>
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#include <xmloff/xmlnmspe.hxx>
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#include <tools/date.hxx>
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#include <tools/time.hxx>
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#include <com/sun/star/util/Date.hpp>
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#include <com/sun/star/util/Time.hpp>
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#include <com/sun/star/util/DateTime.hpp>
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#include <unotools/datetime.hxx>
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#include <rtl/strbuf.hxx>
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namespace xmloff
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{
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using namespace ::com::sun::star::uno;
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using namespace ::com::sun::star::beans;
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using namespace ::com::sun::star::xml;
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using ::com::sun::star::xml::sax::XAttributeList;
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// NO using namespace ...util !!!
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// need a tools Date/Time/DateTime below, which would conflict with the uno types then
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#define TYPE_DATE 1
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#define TYPE_TIME 2
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#define TYPE_DATETIME 3
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//= PropertyConversion
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namespace
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{
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css::util::Time lcl_getTime(double _nValue)
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{
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css::util::Time aTime;
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sal_uInt64 nIntValue = static_cast<sal_uInt64>(_nValue * ::tools::Time::nanoSecPerDay);
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aTime.NanoSeconds = nIntValue % ::tools::Time::nanoSecPerSec;
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nIntValue /= ::tools::Time::nanoSecPerSec;
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aTime.Seconds = nIntValue % ::tools::Time::secondPerMinute;
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nIntValue /= ::tools::Time::secondPerMinute;
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aTime.Minutes = nIntValue % ::tools::Time::minutePerHour;
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nIntValue /= ::tools::Time::minutePerHour;
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OSL_ENSURE(nIntValue < 24, "lcl_getTime: more than a day?");
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aTime.Hours = nIntValue;
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return aTime;
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}
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css::util::Date lcl_getDate( double _nValue )
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{
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Date aToolsDate(static_cast<sal_uInt32>(_nValue));
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css::util::Date aDate;
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::utl::typeConvert(aToolsDate, aDate);
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return aDate;
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}
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}
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Any PropertyConversion::convertString( const css::uno::Type& _rExpectedType,
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const OUString& _rReadCharacters, const SvXMLEnumMapEntry<sal_uInt16>* _pEnumMap, const bool _bInvertBoolean )
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{
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Any aReturn;
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bool bEnumAsInt = false;
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switch (_rExpectedType.getTypeClass())
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{
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case TypeClass_BOOLEAN: // sal_Bool
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{
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bool bValue;
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bool bSuccess =
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::sax::Converter::convertBool(bValue, _rReadCharacters);
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OSL_ENSURE(bSuccess,
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OStringBuffer("PropertyConversion::convertString: could not convert \"").
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append(OUStringToOString(_rReadCharacters, RTL_TEXTENCODING_ASCII_US)).
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append("\" into a boolean!").getStr());
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aReturn <<= (_bInvertBoolean ? !bValue : bValue);
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}
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break;
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case TypeClass_SHORT: // sal_Int16
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case TypeClass_LONG: // sal_Int32
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if (!_pEnumMap)
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{ // it's a real int32/16 property
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sal_Int32 nValue(0);
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bool bSuccess =
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::sax::Converter::convertNumber(nValue, _rReadCharacters);
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OSL_ENSURE(bSuccess,
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OStringBuffer("PropertyConversion::convertString: could not convert \"").
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append(OUStringToOString(_rReadCharacters, RTL_TEXTENCODING_ASCII_US)).
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append("\" into an integer!").getStr());
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if (TypeClass_SHORT == _rExpectedType.getTypeClass())
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aReturn <<= static_cast<sal_Int16>(nValue);
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else
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aReturn <<= nValue;
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break;
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}
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bEnumAsInt = true;
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[[fallthrough]];
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case TypeClass_ENUM:
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{
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sal_uInt16 nEnumValue(0);
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bool bSuccess = SvXMLUnitConverter::convertEnum(nEnumValue, _rReadCharacters, _pEnumMap);
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OSL_ENSURE(bSuccess, "PropertyConversion::convertString: could not convert to an enum value!");
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if (bEnumAsInt)
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if (TypeClass_SHORT == _rExpectedType.getTypeClass())
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aReturn <<= static_cast<sal_Int16>(nEnumValue);
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else
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aReturn <<= static_cast<sal_Int32>(nEnumValue);
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else
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aReturn = ::cppu::int2enum(static_cast<sal_Int32>(nEnumValue), _rExpectedType);
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}
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break;
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case TypeClass_HYPER:
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{
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OSL_FAIL("PropertyConversion::convertString: 64-bit integers not implemented yet!");
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}
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break;
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case TypeClass_DOUBLE:
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{
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double nValue;
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bool bSuccess =
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::sax::Converter::convertDouble(nValue, _rReadCharacters);
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OSL_ENSURE(bSuccess,
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OStringBuffer("PropertyConversion::convertString: could not convert \"").
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append(OUStringToOString(_rReadCharacters, RTL_TEXTENCODING_ASCII_US)).
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append("\" into a double!").getStr());
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aReturn <<= nValue;
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}
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break;
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case TypeClass_STRING:
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aReturn <<= _rReadCharacters;
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break;
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case TypeClass_STRUCT:
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{
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sal_Int32 nType = 0;
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if ( _rExpectedType.equals( ::cppu::UnoType< css::util::Date >::get() ) )
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nType = TYPE_DATE;
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else if ( _rExpectedType.equals( ::cppu::UnoType< css::util::Time >::get() ) )
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nType = TYPE_TIME;
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else if ( _rExpectedType.equals( ::cppu::UnoType< css::util::DateTime >::get() ) )
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nType = TYPE_DATETIME;
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if ( nType )
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{
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// first extract the double
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double nValue = 0;
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bool bSuccess =
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::sax::Converter::convertDouble(nValue, _rReadCharacters);
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OSL_ENSURE(bSuccess,
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OStringBuffer("PropertyConversion::convertString: could not convert \"").
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append(OUStringToOString(_rReadCharacters, RTL_TEXTENCODING_ASCII_US)).
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append("\" into a double!").getStr());
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// then convert it into the target type
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switch (nType)
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{
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case TYPE_DATE:
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{
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OSL_ENSURE(std::modf(nValue, &o3tl::temporary(double())) == 0,
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"PropertyConversion::convertString: a Date value with a fractional part?");
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aReturn <<= lcl_getDate(nValue);
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}
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break;
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case TYPE_TIME:
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{
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OSL_ENSURE((static_cast<sal_uInt32>(nValue)) == 0,
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"PropertyConversion::convertString: a tools::Time value with more than a fractional part?");
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aReturn <<= lcl_getTime(nValue);
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}
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break;
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case TYPE_DATETIME:
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{
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css::util::Time aTime = lcl_getTime(nValue);
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css::util::Date aDate = lcl_getDate(nValue);
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css::util::DateTime aDateTime;
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aDateTime.NanoSeconds = aTime.NanoSeconds;
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aDateTime.Seconds = aTime.Seconds;
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aDateTime.Minutes = aTime.Minutes;
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aDateTime.Hours = aTime.Hours;
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aDateTime.Day = aDate.Day;
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aDateTime.Month = aDate.Month;
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aDateTime.Year = aDate.Year;
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aReturn <<= aDateTime;
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}
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break;
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}
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}
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else
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OSL_FAIL("PropertyConversion::convertString: unsupported property type!");
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}
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break;
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default:
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OSL_FAIL("PropertyConversion::convertString: invalid type class!");
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}
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return aReturn;
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}
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Type PropertyConversion::xmlTypeToUnoType( const OUString& _rType )
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{
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Type aUnoType( cppu::UnoType<void>::get() );
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static std::map< OUString, css::uno::Type > s_aTypeNameMap
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{
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{ token::GetXMLToken( token::XML_BOOLEAN ) , cppu::UnoType<bool>::get()},
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// Not a copy paste error, quotation from:
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// http://nabble.documentfoundation.org/Question-unoType-for-getXmlToken-dbaccess-reportdesign-module-tp4109071p4109116.html
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// all numeric types (including the UNO double)
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// consistently map to XML_FLOAT, so taking the extra precision from the
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// C++ type "float" to "double" makes absolute sense
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{ token::GetXMLToken( token::XML_FLOAT ) , ::cppu::UnoType<double>::get()},
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{ token::GetXMLToken( token::XML_STRING ) , ::cppu::UnoType<OUString>::get()},
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{ token::GetXMLToken( token::XML_VOID ) , cppu::UnoType<void>::get() },
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};
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const std::map< OUString, css::uno::Type >::iterator aTypePos = s_aTypeNameMap.find( _rType );
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OSL_ENSURE( s_aTypeNameMap.end() != aTypePos, "PropertyConversion::xmlTypeToUnoType: invalid property name!" );
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if ( s_aTypeNameMap.end() != aTypePos )
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aUnoType = aTypePos->second;
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return aUnoType;
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}
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//= OPropertyImport
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OPropertyImport::OPropertyImport(OFormLayerXMLImport_Impl& _rImport, sal_uInt16 _nPrefix, const OUString& _rName)
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:SvXMLImportContext(_rImport.getGlobalContext(), _nPrefix, _rName)
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,m_rContext(_rImport)
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,m_bTrackAttributes(false)
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{
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}
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SvXMLImportContextRef OPropertyImport::CreateChildContext(sal_uInt16 _nPrefix, const OUString& _rLocalName,
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const Reference< XAttributeList >& /*_rxAttrList*/)
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{
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if( token::IsXMLToken( _rLocalName, token::XML_PROPERTIES) )
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{
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return new OPropertyElementsContext( m_rContext.getGlobalContext(),
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_nPrefix, _rLocalName, this);
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}
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return nullptr;
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}
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void OPropertyImport::StartElement(const Reference< XAttributeList >& _rxAttrList)
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{
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OSL_ENSURE(_rxAttrList.is(), "OPropertyImport::StartElement: invalid attribute list!");
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const sal_Int32 nAttributeCount = _rxAttrList->getLength();
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// assume the 'worst' case: all attributes describe properties. This should save our property array
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// some reallocs
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m_aValues.reserve(nAttributeCount);
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const SvXMLNamespaceMap& rMap = m_rContext.getGlobalContext().GetNamespaceMap();
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sal_uInt16 nNamespace;
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OUString sLocalName;
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for (sal_Int32 i=0; i<nAttributeCount; ++i)
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{
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nNamespace = rMap.GetKeyByAttrName(_rxAttrList->getNameByIndex(i), &sLocalName);
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handleAttribute(nNamespace, sLocalName, _rxAttrList->getValueByIndex(i));
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if (m_bTrackAttributes)
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m_aEncounteredAttributes.insert(sLocalName);
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}
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// TODO: create PropertyValues for all the attributes which were not present, because they were implied
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// this is necessary as soon as we have properties where the XML default is different from the property
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// default
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}
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bool OPropertyImport::encounteredAttribute(const OUString& _rAttributeName) const
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{
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OSL_ENSURE(m_bTrackAttributes, "OPropertyImport::encounteredAttribute: attribute tracking not enabled!");
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return m_aEncounteredAttributes.end() != m_aEncounteredAttributes.find(_rAttributeName);
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}
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void OPropertyImport::Characters(const OUString& _rChars )
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{
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// ignore them (should be whitespace only)
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OSL_ENSURE(_rChars.trim().isEmpty(), "OPropertyImport::Characters: non-whitespace characters!");
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}
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bool OPropertyImport::handleAttribute(sal_uInt16 /*_nNamespaceKey*/, const OUString& _rLocalName, const OUString& _rValue)
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{
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const OAttribute2Property::AttributeAssignment* pProperty = m_rContext.getAttributeMap().getAttributeTranslation(_rLocalName);
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if (pProperty)
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{
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// create and store a new PropertyValue
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PropertyValue aNewValue;
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aNewValue.Name = pProperty->sPropertyName;
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// convert the value string into the target type
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if (token::IsXMLToken(_rLocalName, token::XML_HREF))
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{
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aNewValue.Value <<= m_rContext.getGlobalContext().GetAbsoluteReference(_rValue);
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}
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else
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{
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aNewValue.Value = PropertyConversion::convertString(
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pProperty->aPropertyType, _rValue, pProperty->pEnumMap,
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pProperty->bInverseSemantics);
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}
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implPushBackPropertyValue( aNewValue );
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return true;
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}
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if (!token::IsXMLToken(_rLocalName, token::XML_TYPE)) // xlink:type is valid but ignored for <form:form>
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{
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SAL_WARN( "xmloff", "OPropertyImport::handleAttribute: Can't handle the following:\n"
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" Attribute name: " << _rLocalName << "\n value: " << _rValue );
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return false;
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}
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return true;
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}
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//= OPropertyElementsContext
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OPropertyElementsContext::OPropertyElementsContext(SvXMLImport& _rImport, sal_uInt16 _nPrefix, const OUString& _rName,
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const OPropertyImportRef& _rPropertyImporter)
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:SvXMLImportContext(_rImport, _nPrefix, _rName)
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,m_xPropertyImporter(_rPropertyImporter)
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{
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}
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SvXMLImportContextRef OPropertyElementsContext::CreateChildContext(sal_uInt16 _nPrefix, const OUString& _rLocalName,
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const Reference< XAttributeList >&)
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{
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if( token::IsXMLToken( _rLocalName, token::XML_PROPERTY ) )
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{
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return new OSinglePropertyContext(GetImport(), _nPrefix, _rLocalName, m_xPropertyImporter);
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}
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else if( token::IsXMLToken( _rLocalName, token::XML_LIST_PROPERTY ) )
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{
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return new OListPropertyContext( GetImport(), _nPrefix, _rLocalName, m_xPropertyImporter );
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}
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return nullptr;
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}
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#if OSL_DEBUG_LEVEL > 0
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void OPropertyElementsContext::StartElement(const Reference< XAttributeList >& _rxAttrList)
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{
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OSL_ENSURE(0 == _rxAttrList->getLength(), "OPropertyElementsContext::StartElement: the form:properties element should not have attributes!");
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SvXMLImportContext::StartElement(_rxAttrList);
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}
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void OPropertyElementsContext::Characters(const OUString& _rChars)
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{
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OSL_ENSURE(_rChars.trim().isEmpty(), "OPropertyElementsContext::Characters: non-whitespace characters detected!");
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SvXMLImportContext::Characters(_rChars);
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}
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#endif
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//= OSinglePropertyContext
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OSinglePropertyContext::OSinglePropertyContext(SvXMLImport& _rImport, sal_uInt16 _nPrefix, const OUString& _rName,
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const OPropertyImportRef& _rPropertyImporter)
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:SvXMLImportContext(_rImport, _nPrefix, _rName)
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,m_xPropertyImporter(_rPropertyImporter)
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{
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}
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SvXMLImportContextRef OSinglePropertyContext::CreateChildContext(sal_uInt16 /*_nPrefix*/, const OUString& /*_rLocalName*/,
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const Reference< XAttributeList >&)
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{
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return nullptr;
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}
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void OSinglePropertyContext::StartElement(const Reference< XAttributeList >& _rxAttrList)
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{
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css::beans::PropertyValue aPropValue; // the property the instance imports currently
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css::uno::Type aPropType; // the type of the property the instance imports currently
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OUString sType, sValue;
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const SvXMLNamespaceMap& rMap = GetImport().GetNamespaceMap();
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const sal_Int16 nAttrCount = _rxAttrList.is() ? _rxAttrList->getLength() : 0;
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for( sal_Int16 i=0; i < nAttrCount; i++ )
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{
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const OUString& rAttrName = _rxAttrList->getNameByIndex( i );
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OUString aLocalName;
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sal_uInt16 nPrefix =
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rMap.GetKeyByAttrName( rAttrName,
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&aLocalName );
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if( XML_NAMESPACE_FORM == nPrefix )
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{
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if( token::IsXMLToken( aLocalName, token::XML_PROPERTY_NAME ) )
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aPropValue.Name = _rxAttrList->getValueByIndex( i );
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}
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else if( XML_NAMESPACE_OFFICE == nPrefix )
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{
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if( token::IsXMLToken( aLocalName, token::XML_VALUE_TYPE ) )
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sType = _rxAttrList->getValueByIndex( i );
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else if( token::IsXMLToken( aLocalName,
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token::XML_VALUE ) ||
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token::IsXMLToken( aLocalName,
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token::XML_BOOLEAN_VALUE ) ||
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token::IsXMLToken( aLocalName,
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token::XML_STRING_VALUE ) )
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sValue = _rxAttrList->getValueByIndex( i );
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}
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}
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// the name of the property
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OSL_ENSURE(!aPropValue.Name.isEmpty(), "OSinglePropertyContext::StartElement: invalid property name!");
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// needs to be translated into a css::uno::Type
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aPropType = PropertyConversion::xmlTypeToUnoType( sType );
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if( TypeClass_VOID == aPropType.getTypeClass() )
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{
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aPropValue.Value = Any();
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}
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else
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{
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aPropValue.Value =
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PropertyConversion::convertString(aPropType,
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sValue);
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}
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// now that we finally have our property value, add it to our parent object
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if( !aPropValue.Name.isEmpty() )
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m_xPropertyImporter->implPushBackGenericPropertyValue(aPropValue);
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}
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//= OListPropertyContext
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OListPropertyContext::OListPropertyContext( SvXMLImport& _rImport, sal_uInt16 _nPrefix, const OUString& _rName,
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const OPropertyImportRef& _rPropertyImporter )
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:SvXMLImportContext( _rImport, _nPrefix, _rName )
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,m_xPropertyImporter( _rPropertyImporter )
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{
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}
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void OListPropertyContext::StartElement( const Reference< XAttributeList >& _rxAttrList )
|
|
{
|
|
sal_Int32 nAttributeCount = _rxAttrList->getLength();
|
|
|
|
sal_uInt16 nNamespace;
|
|
OUString sAttributeName;
|
|
const SvXMLNamespaceMap& rMap = GetImport().GetNamespaceMap();
|
|
for ( sal_Int32 i = 0; i < nAttributeCount; ++i )
|
|
{
|
|
nNamespace = rMap.GetKeyByAttrName( _rxAttrList->getNameByIndex( i ), &sAttributeName );
|
|
if ( ( XML_NAMESPACE_FORM == nNamespace )
|
|
&& ( token::IsXMLToken( sAttributeName, token::XML_PROPERTY_NAME ) )
|
|
)
|
|
{
|
|
m_sPropertyName = _rxAttrList->getValueByIndex( i );
|
|
}
|
|
else if ( ( XML_NAMESPACE_OFFICE == nNamespace )
|
|
&& ( token::IsXMLToken( sAttributeName, token::XML_VALUE_TYPE ) )
|
|
)
|
|
{
|
|
m_sPropertyType = _rxAttrList->getValueByIndex( i );
|
|
}
|
|
else
|
|
{
|
|
OSL_FAIL( OStringBuffer( "OListPropertyContext::StartElement: unknown child element (\"").
|
|
append(OUStringToOString(sAttributeName, RTL_TEXTENCODING_ASCII_US)).
|
|
append("\")!").getStr() );
|
|
}
|
|
}
|
|
}
|
|
|
|
void OListPropertyContext::EndElement()
|
|
{
|
|
OSL_ENSURE( !m_sPropertyName.isEmpty() && !m_sPropertyType.isEmpty(),
|
|
"OListPropertyContext::EndElement: no property name or type!" );
|
|
|
|
if ( m_sPropertyName.isEmpty() || m_sPropertyType.isEmpty() )
|
|
return;
|
|
|
|
Sequence< Any > aListElements( m_aListValues.size() );
|
|
Any* pListElement = aListElements.getArray();
|
|
css::uno::Type aType = PropertyConversion::xmlTypeToUnoType( m_sPropertyType );
|
|
for ( const auto& rListValue : m_aListValues )
|
|
{
|
|
*pListElement = PropertyConversion::convertString( aType, rListValue );
|
|
++pListElement;
|
|
}
|
|
|
|
PropertyValue aSequenceValue;
|
|
aSequenceValue.Name = m_sPropertyName;
|
|
aSequenceValue.Value <<= aListElements;
|
|
|
|
m_xPropertyImporter->implPushBackGenericPropertyValue( aSequenceValue );
|
|
}
|
|
|
|
SvXMLImportContextRef OListPropertyContext::CreateChildContext( sal_uInt16 _nPrefix, const OUString& _rLocalName, const Reference< XAttributeList >& /*_rxAttrList*/ )
|
|
{
|
|
if ( token::IsXMLToken( _rLocalName, token::XML_LIST_VALUE ) )
|
|
{
|
|
m_aListValues.emplace_back();
|
|
return new OListValueContext( GetImport(), _nPrefix, _rLocalName, *m_aListValues.rbegin() );
|
|
}
|
|
return nullptr;
|
|
}
|
|
|
|
//= OListValueContext
|
|
OListValueContext::OListValueContext( SvXMLImport& _rImport, sal_uInt16 _nPrefix, const OUString& _rName, OUString& _rListValueHolder )
|
|
:SvXMLImportContext( _rImport, _nPrefix, _rName )
|
|
,m_rListValueHolder( _rListValueHolder )
|
|
{
|
|
}
|
|
|
|
void OListValueContext::StartElement( const Reference< XAttributeList >& _rxAttrList )
|
|
{
|
|
const sal_Int32 nAttributeCount = _rxAttrList->getLength();
|
|
|
|
sal_uInt16 nNamespace;
|
|
OUString sAttributeName;
|
|
const SvXMLNamespaceMap& rMap = GetImport().GetNamespaceMap();
|
|
for ( sal_Int32 i = 0; i < nAttributeCount; ++i )
|
|
{
|
|
nNamespace = rMap.GetKeyByAttrName( _rxAttrList->getNameByIndex( i ), &sAttributeName );
|
|
if ( XML_NAMESPACE_OFFICE == nNamespace )
|
|
{
|
|
if ( token::IsXMLToken( sAttributeName, token::XML_VALUE )
|
|
|| token::IsXMLToken( sAttributeName, token::XML_STRING_VALUE )
|
|
|| token::IsXMLToken( sAttributeName, token::XML_BOOLEAN_VALUE )
|
|
)
|
|
{
|
|
m_rListValueHolder = _rxAttrList->getValueByIndex( i );
|
|
continue;
|
|
}
|
|
}
|
|
|
|
OSL_FAIL( OStringBuffer( "OListValueContext::StartElement: unknown child element (\"").
|
|
append(OUStringToOString(sAttributeName, RTL_TEXTENCODING_ASCII_US)).
|
|
append("\")!").getStr() );
|
|
}
|
|
}
|
|
|
|
} // namespace xmloff
|
|
|
|
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|