| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| #include "oox/helper/attributelist.hxx" |
| |
| #include <osl/diagnose.h> |
| #include <rtl/ustrbuf.hxx> |
| #include "oox/token/tokenmap.hxx" |
| |
| namespace oox { |
| |
| // ============================================================================ |
| |
| using namespace ::com::sun::star::uno; |
| using namespace ::com::sun::star::util; |
| using namespace ::com::sun::star::xml::sax; |
| |
| using ::rtl::OUString; |
| using ::rtl::OUStringBuffer; |
| |
| // ============================================================================ |
| |
| namespace { |
| |
| const sal_Int32 XSTRING_ENCCHAR_LEN = 7; |
| |
| bool lclAddHexDigit( sal_Unicode& orcChar, sal_Unicode cDigit, int nBitShift ) |
| { |
| if( ('0' <= cDigit) && (cDigit <= '9') ) { orcChar |= ((cDigit - '0') << nBitShift); return true; } |
| if( ('a' <= cDigit) && (cDigit <= 'f') ) { orcChar |= ((cDigit - 'a' + 10) << nBitShift); return true; } |
| if( ('A' <= cDigit) && (cDigit <= 'F') ) { orcChar |= ((cDigit - 'A' + 10) << nBitShift); return true; } |
| return false; |
| } |
| |
| sal_Unicode lclGetXChar( const sal_Unicode*& rpcStr, const sal_Unicode* pcEnd ) |
| { |
| sal_Unicode cChar = 0; |
| if( (pcEnd - rpcStr >= XSTRING_ENCCHAR_LEN) && |
| (rpcStr[ 0 ] == '_') && |
| (rpcStr[ 1 ] == 'x') && |
| (rpcStr[ 6 ] == '_') && |
| lclAddHexDigit( cChar, rpcStr[ 2 ], 12 ) && |
| lclAddHexDigit( cChar, rpcStr[ 3 ], 8 ) && |
| lclAddHexDigit( cChar, rpcStr[ 4 ], 4 ) && |
| lclAddHexDigit( cChar, rpcStr[ 5 ], 0 ) ) |
| { |
| rpcStr += XSTRING_ENCCHAR_LEN; |
| return cChar; |
| } |
| return *rpcStr++; |
| } |
| |
| } // namespace |
| |
| // ---------------------------------------------------------------------------- |
| |
| sal_Int32 AttributeConversion::decodeToken( const OUString& rValue ) |
| { |
| return StaticTokenMap::get().getTokenFromUnicode( rValue ); |
| } |
| |
| OUString AttributeConversion::decodeXString( const OUString& rValue ) |
| { |
| // string shorter than one encoded character - no need to decode |
| if( rValue.getLength() < XSTRING_ENCCHAR_LEN ) |
| return rValue; |
| OUStringBuffer aBuffer; |
| const sal_Unicode* pcStr = rValue.getStr(); |
| const sal_Unicode* pcEnd = pcStr + rValue.getLength(); |
| while( pcStr < pcEnd ) |
| aBuffer.append( lclGetXChar( pcStr, pcEnd ) ); |
| return aBuffer.makeStringAndClear(); |
| } |
| |
| double AttributeConversion::decodeDouble( const OUString& rValue ) |
| { |
| return rValue.toDouble(); |
| } |
| |
| sal_Int32 AttributeConversion::decodeInteger( const OUString& rValue ) |
| { |
| return rValue.toInt32(); |
| } |
| |
| sal_uInt32 AttributeConversion::decodeUnsigned( const OUString& rValue ) |
| { |
| return getLimitedValue< sal_uInt32, sal_Int64 >( rValue.toInt64(), 0, SAL_MAX_UINT32 ); |
| } |
| |
| sal_Int64 AttributeConversion::decodeHyper( const OUString& rValue ) |
| { |
| return rValue.toInt64(); |
| } |
| |
| sal_Int32 AttributeConversion::decodeIntegerHex( const OUString& rValue ) |
| { |
| return rValue.toInt32( 16 ); |
| } |
| |
| sal_uInt32 AttributeConversion::decodeUnsignedHex( const OUString& rValue ) |
| { |
| return getLimitedValue< sal_uInt32, sal_Int64 >( rValue.toInt64( 16 ), 0, SAL_MAX_UINT32 ); |
| } |
| |
| sal_Int64 AttributeConversion::decodeHyperHex( const OUString& rValue ) |
| { |
| return rValue.toInt64( 16 ); |
| } |
| |
| // ============================================================================ |
| |
| AttributeList::AttributeList( const Reference< XFastAttributeList >& rxAttribs ) : |
| mxAttribs( rxAttribs ) |
| { |
| OSL_ENSURE( mxAttribs.is(), "AttributeList::AttributeList - missing attribute list interface" ); |
| } |
| |
| bool AttributeList::hasAttribute( sal_Int32 nAttrToken ) const |
| { |
| return mxAttribs->hasAttribute( nAttrToken ); |
| } |
| |
| // optional return values ----------------------------------------------------- |
| |
| OptValue< sal_Int32 > AttributeList::getToken( sal_Int32 nAttrToken ) const |
| { |
| sal_Int32 nToken = mxAttribs->getOptionalValueToken( nAttrToken, XML_TOKEN_INVALID ); |
| return OptValue< sal_Int32 >( nToken != XML_TOKEN_INVALID, nToken ); |
| } |
| |
| OptValue< OUString > AttributeList::getString( sal_Int32 nAttrToken ) const |
| { |
| // check if the attribute exists (empty string may be different to missing attribute) |
| if( mxAttribs->hasAttribute( nAttrToken ) ) |
| return OptValue< OUString >( mxAttribs->getOptionalValue( nAttrToken ) ); |
| return OptValue< OUString >(); |
| } |
| |
| OptValue< OUString > AttributeList::getXString( sal_Int32 nAttrToken ) const |
| { |
| // check if the attribute exists (empty string may be different to missing attribute) |
| if( mxAttribs->hasAttribute( nAttrToken ) ) |
| return OptValue< OUString >( AttributeConversion::decodeXString( mxAttribs->getOptionalValue( nAttrToken ) ) ); |
| return OptValue< OUString >(); |
| } |
| |
| OptValue< double > AttributeList::getDouble( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< double >( bValid, bValid ? AttributeConversion::decodeDouble( aValue ) : 0.0 ); |
| } |
| |
| OptValue< sal_Int32 > AttributeList::getInteger( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< sal_Int32 >( bValid, bValid ? AttributeConversion::decodeInteger( aValue ) : 0 ); |
| } |
| |
| OptValue< sal_uInt32 > AttributeList::getUnsigned( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< sal_uInt32 >( bValid, AttributeConversion::decodeUnsigned( aValue ) ); |
| } |
| |
| OptValue< sal_Int64 > AttributeList::getHyper( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< sal_Int64 >( bValid, bValid ? AttributeConversion::decodeHyper( aValue ) : 0 ); |
| } |
| |
| OptValue< sal_Int32 > AttributeList::getIntegerHex( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< sal_Int32 >( bValid, bValid ? AttributeConversion::decodeIntegerHex( aValue ) : 0 ); |
| } |
| |
| OptValue< sal_uInt32 > AttributeList::getUnsignedHex( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< sal_uInt32 >( bValid, bValid ? AttributeConversion::decodeUnsignedHex( aValue ) : 0 ); |
| } |
| |
| OptValue< sal_Int64 > AttributeList::getHyperHex( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| bool bValid = aValue.getLength() > 0; |
| return OptValue< sal_Int64 >( bValid, bValid ? AttributeConversion::decodeHyperHex( aValue ) : 0 ); |
| } |
| |
| OptValue< bool > AttributeList::getBool( sal_Int32 nAttrToken ) const |
| { |
| // boolean attributes may be "t", "f", "true", "false", "on", "off", "1", or "0" |
| switch( getToken( nAttrToken, XML_TOKEN_INVALID ) ) |
| { |
| case XML_t: return OptValue< bool >( true ); // used in VML |
| case XML_true: return OptValue< bool >( true ); |
| case XML_on: return OptValue< bool >( true ); |
| case XML_f: return OptValue< bool >( false ); // used in VML |
| case XML_false: return OptValue< bool >( false ); |
| case XML_off: return OptValue< bool >( false ); |
| } |
| OptValue< sal_Int32 > onValue = getInteger( nAttrToken ); |
| return OptValue< bool >( onValue.has(), onValue.get() != 0 ); |
| } |
| |
| OptValue< DateTime > AttributeList::getDateTime( sal_Int32 nAttrToken ) const |
| { |
| OUString aValue = mxAttribs->getOptionalValue( nAttrToken ); |
| DateTime aDateTime; |
| bool bValid = (aValue.getLength() == 19) && (aValue[ 4 ] == '-') && (aValue[ 7 ] == '-') && |
| (aValue[ 10 ] == 'T') && (aValue[ 13 ] == ':') && (aValue[ 16 ] == ':'); |
| if( bValid ) |
| { |
| aDateTime.Year = static_cast< sal_uInt16 >( aValue.copy( 0, 4 ).toInt32() ); |
| aDateTime.Month = static_cast< sal_uInt16 >( aValue.copy( 5, 2 ).toInt32() ); |
| aDateTime.Day = static_cast< sal_uInt16 >( aValue.copy( 8, 2 ).toInt32() ); |
| aDateTime.Hours = static_cast< sal_uInt16 >( aValue.copy( 11, 2 ).toInt32() ); |
| aDateTime.Minutes = static_cast< sal_uInt16 >( aValue.copy( 14, 2 ).toInt32() ); |
| aDateTime.Seconds = static_cast< sal_uInt16 >( aValue.copy( 17, 2 ).toInt32() ); |
| } |
| return OptValue< DateTime >( bValid, aDateTime ); |
| } |
| |
| // defaulted return values ---------------------------------------------------- |
| |
| sal_Int32 AttributeList::getToken( sal_Int32 nAttrToken, sal_Int32 nDefault ) const |
| { |
| return mxAttribs->getOptionalValueToken( nAttrToken, nDefault ); |
| } |
| |
| OUString AttributeList::getString( sal_Int32 nAttrToken, const OUString& rDefault ) const |
| { |
| try |
| { |
| return mxAttribs->getValue( nAttrToken ); |
| } |
| catch( Exception& ) |
| { |
| } |
| return rDefault; |
| } |
| |
| OUString AttributeList::getXString( sal_Int32 nAttrToken, const OUString& rDefault ) const |
| { |
| return getXString( nAttrToken ).get( rDefault ); |
| } |
| |
| double AttributeList::getDouble( sal_Int32 nAttrToken, double fDefault ) const |
| { |
| return getDouble( nAttrToken ).get( fDefault ); |
| } |
| |
| sal_Int32 AttributeList::getInteger( sal_Int32 nAttrToken, sal_Int32 nDefault ) const |
| { |
| return getInteger( nAttrToken ).get( nDefault ); |
| } |
| |
| sal_uInt32 AttributeList::getUnsigned( sal_Int32 nAttrToken, sal_uInt32 nDefault ) const |
| { |
| return getUnsigned( nAttrToken ).get( nDefault ); |
| } |
| |
| sal_Int64 AttributeList::getHyper( sal_Int32 nAttrToken, sal_Int64 nDefault ) const |
| { |
| return getHyper( nAttrToken ).get( nDefault ); |
| } |
| |
| sal_Int32 AttributeList::getIntegerHex( sal_Int32 nAttrToken, sal_Int32 nDefault ) const |
| { |
| return getIntegerHex( nAttrToken ).get( nDefault ); |
| } |
| |
| sal_uInt32 AttributeList::getUnsignedHex( sal_Int32 nAttrToken, sal_uInt32 nDefault ) const |
| { |
| return getUnsignedHex( nAttrToken ).get( nDefault ); |
| } |
| |
| sal_Int64 AttributeList::getHyperHex( sal_Int32 nAttrToken, sal_Int64 nDefault ) const |
| { |
| return getHyperHex( nAttrToken ).get( nDefault ); |
| } |
| |
| bool AttributeList::getBool( sal_Int32 nAttrToken, bool bDefault ) const |
| { |
| return getBool( nAttrToken ).get( bDefault ); |
| } |
| |
| DateTime AttributeList::getDateTime( sal_Int32 nAttrToken, const DateTime& rDefault ) const |
| { |
| return getDateTime( nAttrToken ).get( rDefault ); |
| } |
| |
| // ============================================================================ |
| |
| } // namespace oox |