comphelper/source/xml/ofopxmlhelper.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_comphelper.hxx"
  33
  34 #ifndef _COM_SUN_STAR_BEANS_PROPERTYVALUE_HPP_
  35 #include <com/sun/star/beans/StringPair.hpp>
  36 #endif
  37 #ifndef _COM_SUN_STAR_LANG_XMULTISERVICEFACTORY_HPP
  38 #include <com/sun/star/lang/XMultiServiceFactory.hpp>
  39 #endif
  40 #ifndef _COM_SUN_STAR_IO_XACTIVEDATASOURCE_HPP
  41 #include <com/sun/star/io/XActiveDataSource.hpp>
  42 #endif
  43 #ifndef _COM_SUN_STAR_XML_SAX_XPARSER_HPP
  44 #include <com/sun/star/xml/sax/XParser.hpp>
  45 #endif
  46 #ifndef _COM_SUN_STAR_XML_SAX_XDOCUMENTHANDLER_HPP
  47 #include <com/sun/star/xml/sax/XDocumentHandler.hpp>
  48 #endif
  49 #ifndef _COM_SUN_STAR_LANG_ILLEGALARGUMENTEXCEPTION_HPP
  50 #include <com/sun/star/lang/IllegalArgumentException.hpp>
  51 #endif
  52
  53 #include <comphelper/ofopxmlhelper.hxx>
  54 #include <comphelper/attributelist.hxx>
  55
  56 #define RELATIONINFO_FORMAT     0
  57 #define CONTENTTYPE_FORMAT      1
  58 #define FORMAT_MAX_ID CONTENTTYPE_FORMAT
  59
  60 using namespace ::com::sun::star;
  61
  62 namespace comphelper {
  63
  64 // -----------------------------------
  65 uno::Sequence< uno::Sequence< beans::StringPair > > SAL_CALL OFOPXMLHelper::ReadRelationsInfoSequence( const uno::Reference< io::XInputStream >& xInStream, const ::rtl::OUString aStreamName, const uno::Reference< lang::XMultiServiceFactory > xFactory )
  66     throw( uno::Exception )
  67 {
  68     ::rtl::OUString aStringID = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "_rels/" ) );
  69     aStringID += aStreamName;
  70     return ReadSequence_Impl( xInStream, aStringID, RELATIONINFO_FORMAT, xFactory );
  71 }
  72
  73 // -----------------------------------
  74 uno::Sequence< uno::Sequence< beans::StringPair > > SAL_CALL OFOPXMLHelper::ReadContentTypeSequence( const uno::Reference< io::XInputStream >& xInStream, const uno::Reference< lang::XMultiServiceFactory > xFactory )
  75     throw( uno::Exception )
  76 {
  77     ::rtl::OUString aStringID = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "[Content_Types].xml" ) );
  78     return ReadSequence_Impl( xInStream, aStringID, CONTENTTYPE_FORMAT, xFactory );
  79 }
  80
  81 // -----------------------------------
  82 void SAL_CALL OFOPXMLHelper::WriteRelationsInfoSequence( const uno::Reference< io::XOutputStream >& xOutStream, const uno::Sequence< uno::Sequence< beans::StringPair > >& aSequence, const uno::Reference< lang::XMultiServiceFactory > xFactory )
  83     throw( uno::Exception )
  84 {
  85     if ( !xOutStream.is() )
  86         throw uno::RuntimeException();
  87
  88     uno::Reference< io::XActiveDataSource > xWriterSource(
  89         xFactory->createInstance(
  90             ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Writer" ) ) ),
  91         uno::UNO_QUERY_THROW );
  92     uno::Reference< xml::sax::XDocumentHandler > xWriterHandler( xWriterSource, uno::UNO_QUERY_THROW );
  93
  94     xWriterSource->setOutputStream( xOutStream );
  95
  96     ::rtl::OUString aRelListElement( RTL_CONSTASCII_USTRINGPARAM( "Relationships" ) );
  97     ::rtl::OUString aRelElement( RTL_CONSTASCII_USTRINGPARAM( "Relationship" ) );
  98     ::rtl::OUString aIDAttr( RTL_CONSTASCII_USTRINGPARAM( "Id" ) );
  99     ::rtl::OUString aTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "Type" ) );
 100     ::rtl::OUString aTargetModeAttr( RTL_CONSTASCII_USTRINGPARAM( "TargetMode" ) );
 101     ::rtl::OUString aTargetAttr( RTL_CONSTASCII_USTRINGPARAM( "Target" ) );
 102     ::rtl::OUString aCDATAString( RTL_CONSTASCII_USTRINGPARAM ( "CDATA" ) );
 103     ::rtl::OUString aWhiteSpace( RTL_CONSTASCII_USTRINGPARAM ( " " ) );
 104
 105     // write the namespace
 106     AttributeList* pRootAttrList = new AttributeList;
 107     uno::Reference< xml::sax::XAttributeList > xRootAttrList( pRootAttrList );
 108     pRootAttrList->AddAttribute(
 109         ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "xmlns" ) ),
 110         aCDATAString,
 111         ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "http://schemas.openxmlformats.org/package/2006/relationships" ) ) );
 112
 113     xWriterHandler->startDocument();
 114     xWriterHandler->startElement( aRelListElement, xRootAttrList );
 115
 116     for ( sal_Int32 nInd = 0; nInd < aSequence.getLength(); nInd++ )
 117     {
 118         AttributeList *pAttrList = new AttributeList;
 119         uno::Reference< xml::sax::XAttributeList > xAttrList( pAttrList );
 120         for( sal_Int32 nSecInd = 0; nSecInd < aSequence[nInd].getLength(); nSecInd++ )
 121         {
 122             if ( aSequence[nInd][nSecInd].First.equals( aIDAttr )
 123               || aSequence[nInd][nSecInd].First.equals( aTypeAttr )
 124               || aSequence[nInd][nSecInd].First.equals( aTargetModeAttr )
 125               || aSequence[nInd][nSecInd].First.equals( aTargetAttr ) )
 126             {
 127                 pAttrList->AddAttribute( aSequence[nInd][nSecInd].First, aCDATAString, aSequence[nInd][nSecInd].Second );
 128             }
 129             else
 130             {
 131                 // TODO/LATER: should the extensions be allowed?
 132                 throw lang::IllegalArgumentException();
 133             }
 134         }
 135
 136         xWriterHandler->startElement( aRelElement, xAttrList );
 137         xWriterHandler->ignorableWhitespace( aWhiteSpace );
 138         xWriterHandler->endElement( aRelElement );
 139     }
 140
 141     xWriterHandler->ignorableWhitespace( aWhiteSpace );
 142     xWriterHandler->endElement( aRelListElement );
 143     xWriterHandler->endDocument();
 144 }
 145
 146 // -----------------------------------
 147 void SAL_CALL OFOPXMLHelper::WriteContentSequence( const uno::Reference< io::XOutputStream >& xOutStream, const uno::Sequence< beans::StringPair >& aDefaultsSequence, const uno::Sequence< beans::StringPair >& aOverridesSequence, const uno::Reference< lang::XMultiServiceFactory > xFactory )
 148     throw( uno::Exception )
 149 {
 150     if ( !xOutStream.is() )
 151         throw uno::RuntimeException();
 152
 153     uno::Reference< io::XActiveDataSource > xWriterSource(
 154         xFactory->createInstance(
 155             ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Writer" ) ) ),
 156         uno::UNO_QUERY_THROW );
 157     uno::Reference< xml::sax::XDocumentHandler > xWriterHandler( xWriterSource, uno::UNO_QUERY_THROW );
 158
 159     xWriterSource->setOutputStream( xOutStream );
 160
 161     ::rtl::OUString aTypesElement( RTL_CONSTASCII_USTRINGPARAM( "Types" ) );
 162     ::rtl::OUString aDefaultElement( RTL_CONSTASCII_USTRINGPARAM( "Default" ) );
 163     ::rtl::OUString aOverrideElement( RTL_CONSTASCII_USTRINGPARAM( "Override" ) );
 164     ::rtl::OUString aExtensionAttr( RTL_CONSTASCII_USTRINGPARAM( "Extension" ) );
 165     ::rtl::OUString aPartNameAttr( RTL_CONSTASCII_USTRINGPARAM( "PartName" ) );
 166     ::rtl::OUString aContentTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "ContentType" ) );
 167     ::rtl::OUString aCDATAString( RTL_CONSTASCII_USTRINGPARAM ( "CDATA" ) );
 168     ::rtl::OUString aWhiteSpace( RTL_CONSTASCII_USTRINGPARAM ( " " ) );
 169
 170     // write the namespace
 171     AttributeList* pRootAttrList = new AttributeList;
 172     uno::Reference< xml::sax::XAttributeList > xRootAttrList( pRootAttrList );
 173     pRootAttrList->AddAttribute(
 174         ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "xmlns" ) ),
 175         aCDATAString,
 176         ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM ( "http://schemas.openxmlformats.org/package/2006/content-types" ) ) );
 177
 178     xWriterHandler->startDocument();
 179     xWriterHandler->startElement( aTypesElement, xRootAttrList );
 180
 181     for ( sal_Int32 nInd = 0; nInd < aDefaultsSequence.getLength(); nInd++ )
 182     {
 183         AttributeList *pAttrList = new AttributeList;
 184         uno::Reference< xml::sax::XAttributeList > xAttrList( pAttrList );
 185         pAttrList->AddAttribute( aExtensionAttr, aCDATAString, aDefaultsSequence[nInd].First );
 186         pAttrList->AddAttribute( aContentTypeAttr, aCDATAString, aDefaultsSequence[nInd].Second );
 187
 188         xWriterHandler->startElement( aDefaultElement, xAttrList );
 189         xWriterHandler->ignorableWhitespace( aWhiteSpace );
 190         xWriterHandler->endElement( aDefaultElement );
 191     }
 192
 193     for ( sal_Int32 nInd = 0; nInd < aOverridesSequence.getLength(); nInd++ )
 194     {
 195         AttributeList *pAttrList = new AttributeList;
 196         uno::Reference< xml::sax::XAttributeList > xAttrList( pAttrList );
 197         pAttrList->AddAttribute( aPartNameAttr, aCDATAString, aOverridesSequence[nInd].First );
 198         pAttrList->AddAttribute( aContentTypeAttr, aCDATAString, aOverridesSequence[nInd].Second );
 199
 200         xWriterHandler->startElement( aOverrideElement, xAttrList );
 201         xWriterHandler->ignorableWhitespace( aWhiteSpace );
 202         xWriterHandler->endElement( aOverrideElement );
 203     }
 204
 205     xWriterHandler->ignorableWhitespace( aWhiteSpace );
 206     xWriterHandler->endElement( aTypesElement );
 207     xWriterHandler->endDocument();
 208
 209 }
 210
 211 // ==================================================================================
 212
 213 // -----------------------------------
 214 uno::Sequence< uno::Sequence< beans::StringPair > > SAL_CALL OFOPXMLHelper::ReadSequence_Impl( const uno::Reference< io::XInputStream >& xInStream, const ::rtl::OUString& aStringID, sal_uInt16 nFormat, const uno::Reference< lang::XMultiServiceFactory > xFactory )
 215     throw( uno::Exception )
 216 {
 217     if ( !xFactory.is() || !xInStream.is() || nFormat > FORMAT_MAX_ID )
 218         throw uno::RuntimeException();
 219
 220     uno::Sequence< uno::Sequence< beans::StringPair > > aResult;
 221
 222     uno::Reference< xml::sax::XParser > xParser( xFactory->createInstance( rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "com.sun.star.xml.sax.Parser" ) ) ), uno::UNO_QUERY_THROW );
 223
 224     OFOPXMLHelper* pHelper = new OFOPXMLHelper( nFormat );
 225     uno::Reference< xml::sax::XDocumentHandler > xHelper( static_cast< xml::sax::XDocumentHandler* >( pHelper ) );
 226     xml::sax::InputSource aParserInput;
 227     aParserInput.aInputStream = xInStream;
 228     aParserInput.sSystemId = aStringID;
 229     xParser->setDocumentHandler( xHelper );
 230     xParser->parseStream( aParserInput );
 231     xParser->setDocumentHandler( uno::Reference < xml::sax::XDocumentHandler > () );
 232
 233     return pHelper->GetParsingResult();
 234 }
 235
 236 // -----------------------------------
 237 OFOPXMLHelper::OFOPXMLHelper( sal_uInt16 nFormat )
 238 : m_nFormat( nFormat )
 239 , m_aRelListElement( RTL_CONSTASCII_USTRINGPARAM( "Relationships" ) )
 240 , m_aRelElement( RTL_CONSTASCII_USTRINGPARAM( "Relationship" ) )
 241 , m_aIDAttr( RTL_CONSTASCII_USTRINGPARAM( "Id" ) )
 242 , m_aTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "Type" ) )
 243 , m_aTargetModeAttr( RTL_CONSTASCII_USTRINGPARAM( "TargetMode" ) )
 244 , m_aTargetAttr( RTL_CONSTASCII_USTRINGPARAM( "Target" ) )
 245 , m_aTypesElement( RTL_CONSTASCII_USTRINGPARAM( "Types" ) )
 246 , m_aDefaultElement( RTL_CONSTASCII_USTRINGPARAM( "Default" ) )
 247 , m_aOverrideElement( RTL_CONSTASCII_USTRINGPARAM( "Override" ) )
 248 , m_aExtensionAttr( RTL_CONSTASCII_USTRINGPARAM( "Extension" ) )
 249 , m_aPartNameAttr( RTL_CONSTASCII_USTRINGPARAM( "PartName" ) )
 250 , m_aContentTypeAttr( RTL_CONSTASCII_USTRINGPARAM( "ContentType" ) )
 251 {
 252 }
 253
 254 // -----------------------------------
 255 OFOPXMLHelper::~OFOPXMLHelper()
 256 {
 257 }
 258
 259 // -----------------------------------
 260 uno::Sequence< uno::Sequence< beans::StringPair > > OFOPXMLHelper::GetParsingResult()
 261 {
 262     if ( m_aElementsSeq.getLength() )
 263         throw uno::RuntimeException(); // the parsing has still not finished!
 264
 265     return m_aResultSeq;
 266 }
 267
 268 // -----------------------------------
 269 void SAL_CALL OFOPXMLHelper::startDocument()
 270         throw(xml::sax::SAXException, uno::RuntimeException)
 271 {
 272 }
 273
 274 // -----------------------------------
 275 void SAL_CALL OFOPXMLHelper::endDocument()
 276         throw(xml::sax::SAXException, uno::RuntimeException)
 277 {
 278 }
 279
 280 // -----------------------------------
 281 void SAL_CALL OFOPXMLHelper::startElement( const ::rtl::OUString& aName, const uno::Reference< xml::sax::XAttributeList >& xAttribs )
 282         throw( xml::sax::SAXException, uno::RuntimeException )
 283 {
 284     if ( m_nFormat == RELATIONINFO_FORMAT )
 285     {
 286         if ( aName == m_aRelListElement )
 287         {
 288             sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
 289
 290             if ( nNewLength != 1 )
 291                 throw xml::sax::SAXException(); // TODO: this element must be the first level element
 292
 293             m_aElementsSeq.realloc( nNewLength );
 294             m_aElementsSeq[nNewLength-1] = aName;
 295
 296             return; // nothing to do
 297         }
 298         else if ( aName == m_aRelElement )
 299         {
 300             sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
 301             if ( nNewLength != 2 )
 302                 throw xml::sax::SAXException(); // TODO: this element must be the second level element
 303
 304             m_aElementsSeq.realloc( nNewLength );
 305             m_aElementsSeq[nNewLength-1] = aName;
 306
 307             sal_Int32 nNewEntryNum = m_aResultSeq.getLength() + 1;
 308             m_aResultSeq.realloc( nNewEntryNum );
 309             sal_Int32 nAttrNum = 0;
 310             m_aResultSeq[nNewEntryNum-1].realloc( 4 ); // the maximal expected number of arguments is 4
 311
 312             ::rtl::OUString aIDValue = xAttribs->getValueByName( m_aIDAttr );
 313             if ( !aIDValue.getLength() )
 314                 throw xml::sax::SAXException(); // TODO: the ID value must present
 315
 316             ::rtl::OUString aTypeValue = xAttribs->getValueByName( m_aTypeAttr );
 317             ::rtl::OUString aTargetValue = xAttribs->getValueByName( m_aTargetAttr );
 318             ::rtl::OUString aTargetModeValue = xAttribs->getValueByName( m_aTargetModeAttr );
 319
 320             m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aIDAttr;
 321             m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aIDValue;
 322
 323             if ( aTypeValue.getLength() )
 324             {
 325                 m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aTypeAttr;
 326                 m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aTypeValue;
 327             }
 328
 329             if ( aTargetValue.getLength() )
 330             {
 331                 m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aTargetAttr;
 332                 m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aTargetValue;
 333             }
 334
 335             if ( aTargetModeValue.getLength() )
 336             {
 337                 m_aResultSeq[nNewEntryNum-1][++nAttrNum - 1].First = m_aTargetModeAttr;
 338                 m_aResultSeq[nNewEntryNum-1][nAttrNum - 1].Second = aTargetModeValue;
 339             }
 340
 341             m_aResultSeq[nNewEntryNum-1].realloc( nAttrNum );
 342         }
 343         else
 344             throw xml::sax::SAXException(); // TODO: no other elements expected!
 345     }
 346     else if ( m_nFormat == CONTENTTYPE_FORMAT )
 347     {
 348         if ( aName == m_aTypesElement )
 349         {
 350             sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
 351
 352             if ( nNewLength != 1 )
 353                 throw xml::sax::SAXException(); // TODO: this element must be the first level element
 354
 355             m_aElementsSeq.realloc( nNewLength );
 356             m_aElementsSeq[nNewLength-1] = aName;
 357
 358             if ( !m_aResultSeq.getLength() )
 359                 m_aResultSeq.realloc( 2 );
 360
 361             return; // nothing to do
 362         }
 363         else if ( aName == m_aDefaultElement )
 364         {
 365             sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
 366             if ( nNewLength != 2 )
 367                 throw xml::sax::SAXException(); // TODO: this element must be the second level element
 368
 369             m_aElementsSeq.realloc( nNewLength );
 370             m_aElementsSeq[nNewLength-1] = aName;
 371
 372             if ( !m_aResultSeq.getLength() )
 373                 m_aResultSeq.realloc( 2 );
 374
 375             if ( m_aResultSeq.getLength() != 2 )
 376                 throw uno::RuntimeException();
 377
 378             ::rtl::OUString aExtensionValue = xAttribs->getValueByName( m_aExtensionAttr );
 379             if ( !aExtensionValue.getLength() )
 380                 throw xml::sax::SAXException(); // TODO: the Extension value must present
 381
 382             ::rtl::OUString aContentTypeValue = xAttribs->getValueByName( m_aContentTypeAttr );
 383             if ( !aContentTypeValue.getLength() )
 384                 throw xml::sax::SAXException(); // TODO: the ContentType value must present
 385
 386             sal_Int32 nNewResultLen = m_aResultSeq[0].getLength() + 1;
 387             m_aResultSeq[0].realloc( nNewResultLen );
 388
 389             m_aResultSeq[0][nNewResultLen-1].First = aExtensionValue;
 390             m_aResultSeq[0][nNewResultLen-1].Second = aContentTypeValue;
 391         }
 392         else if ( aName == m_aOverrideElement )
 393         {
 394             sal_Int32 nNewLength = m_aElementsSeq.getLength() + 1;
 395             if ( nNewLength != 2 )
 396                 throw xml::sax::SAXException(); // TODO: this element must be the second level element
 397
 398             m_aElementsSeq.realloc( nNewLength );
 399             m_aElementsSeq[nNewLength-1] = aName;
 400
 401             if ( !m_aResultSeq.getLength() )
 402                 m_aResultSeq.realloc( 2 );
 403
 404             if ( m_aResultSeq.getLength() != 2 )
 405                 throw uno::RuntimeException();
 406
 407             ::rtl::OUString aPartNameValue = xAttribs->getValueByName( m_aPartNameAttr );
 408             if ( !aPartNameValue.getLength() )
 409                 throw xml::sax::SAXException(); // TODO: the PartName value must present
 410
 411             ::rtl::OUString aContentTypeValue = xAttribs->getValueByName( m_aContentTypeAttr );
 412             if ( !aContentTypeValue.getLength() )
 413                 throw xml::sax::SAXException(); // TODO: the ContentType value must present
 414
 415             sal_Int32 nNewResultLen = m_aResultSeq[1].getLength() + 1;
 416             m_aResultSeq[1].realloc( nNewResultLen );
 417
 418             m_aResultSeq[1][nNewResultLen-1].First = aPartNameValue;
 419             m_aResultSeq[1][nNewResultLen-1].Second = aContentTypeValue;
 420         }
 421         else
 422             throw xml::sax::SAXException(); // TODO: no other elements expected!
 423     }
 424     else
 425         throw xml::sax::SAXException(); // TODO: no other elements expected!
 426 }
 427
 428 // -----------------------------------
 429 void SAL_CALL OFOPXMLHelper::endElement( const ::rtl::OUString& aName )
 430     throw( xml::sax::SAXException, uno::RuntimeException )
 431 {
 432     if ( m_nFormat == RELATIONINFO_FORMAT || m_nFormat == CONTENTTYPE_FORMAT )
 433     {
 434         sal_Int32 nLength = m_aElementsSeq.getLength();
 435         if ( nLength <= 0 )
 436             throw xml::sax::SAXException(); // TODO: no other end elements expected!
 437
 438         if ( !m_aElementsSeq[nLength-1].equals( aName ) )
 439             throw xml::sax::SAXException(); // TODO: unexpected element ended
 440
 441         m_aElementsSeq.realloc( nLength - 1 );
 442     }
 443 }
 444
 445 // -----------------------------------
 446 void SAL_CALL OFOPXMLHelper::characters( const ::rtl::OUString& /*aChars*/ )
 447         throw(xml::sax::SAXException, uno::RuntimeException)
 448 {
 449 }
 450
 451 // -----------------------------------
 452 void SAL_CALL OFOPXMLHelper::ignorableWhitespace( const ::rtl::OUString& /*aWhitespaces*/ )
 453         throw(xml::sax::SAXException, uno::RuntimeException)
 454 {
 455 }
 456
 457 // -----------------------------------
 458 void SAL_CALL OFOPXMLHelper::processingInstruction( const ::rtl::OUString& /*aTarget*/, const ::rtl::OUString& /*aData*/ )
 459         throw(xml::sax::SAXException, uno::RuntimeException)
 460 {
 461 }
 462
 463 // -----------------------------------
 464 void SAL_CALL OFOPXMLHelper::setDocumentLocator( const uno::Reference< xml::sax::XLocator >& /*xLocator*/ )
 465         throw(xml::sax::SAXException, uno::RuntimeException)
 466 {
 467 }
 468
 469 } // namespace comphelper
 470