xmlsecurity/source/helper/xmlsignaturehelper2.cxx

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  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_xmlsecurity.hxx"
  30
  31 #include <xmlsecurity/xmlsignaturehelper.hxx>
  32 #include <xmlsignaturehelper2.hxx>
  33
  34 #include <unotools/streamhelper.hxx>
  35
  36 #include <com/sun/star/embed/XStorage.hpp>
  37 #include <com/sun/star/embed/XStorageRawAccess.hpp>
  38 #include <com/sun/star/embed/ElementModes.hpp>
  39 #include <com/sun/star/beans/XPropertySet.hpp>
  40 #include "rtl/uri.hxx"
  41
  42 using namespace com::sun::star;
  43
  44 ImplXMLSignatureListener::ImplXMLSignatureListener( const Link& rCreationResultListenerListener, const Link rVerifyResultListenerListener, const Link rStartSignatureElement )
  45 {
  46     maCreationResultListenerListener = rCreationResultListenerListener;
  47     maVerifyResultListenerListener = rVerifyResultListenerListener;
  48     maStartVerifySignatureElementListener = rStartSignatureElement;
  49
  50 }
  51 ImplXMLSignatureListener::~ImplXMLSignatureListener()
  52 {
  53 }
  54
  55 void ImplXMLSignatureListener::setNextHandler(
  56     uno::Reference< xml::sax::XDocumentHandler > xNextHandler)
  57 {
  58     m_xNextHandler = xNextHandler;
  59 }
  60
  61 void SAL_CALL ImplXMLSignatureListener::signatureCreated( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
  62         throw (com::sun::star::uno::RuntimeException)
  63 {
  64     XMLSignatureCreationResult aResult( securityId, nResult );
  65     maCreationResultListenerListener.Call( &aResult );
  66 }
  67
  68 void SAL_CALL ImplXMLSignatureListener::signatureVerified( sal_Int32 securityId, com::sun::star::xml::crypto::SecurityOperationStatus nResult )
  69         throw (com::sun::star::uno::RuntimeException)
  70 {
  71     XMLSignatureVerifyResult aResult( securityId, nResult );
  72     maVerifyResultListenerListener.Call( &aResult );
  73 }
  74
  75 // ---------------------------------------------------------------------------------
  76 // XDocumentHandler
  77 // ---------------------------------------------------------------------------------
  78 void SAL_CALL ImplXMLSignatureListener::startDocument(  )
  79     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
  80 {
  81     if (m_xNextHandler.is())
  82     {
  83         m_xNextHandler->startDocument();
  84     }
  85 }
  86
  87 void SAL_CALL ImplXMLSignatureListener::endDocument(  )
  88     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
  89 {
  90     if (m_xNextHandler.is())
  91     {
  92         m_xNextHandler->endDocument();
  93     }
  94 }
  95
  96 void SAL_CALL ImplXMLSignatureListener::startElement( const rtl::OUString& aName, const com::sun::star::uno::Reference< com::sun::star::xml::sax::XAttributeList >& xAttribs )
  97         throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
  98 {
  99     if ( aName == rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Signature")) )
 100     {
 101             maStartVerifySignatureElementListener.Call( (void*)&xAttribs );
 102     }
 103
 104     if (m_xNextHandler.is())
 105     {
 106         m_xNextHandler->startElement( aName, xAttribs );
 107     }
 108 }
 109
 110 void SAL_CALL ImplXMLSignatureListener::endElement( const rtl::OUString& aName )
 111     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
 112 {
 113     if (m_xNextHandler.is())
 114     {
 115         m_xNextHandler->endElement( aName );
 116     }
 117 }
 118
 119 void SAL_CALL ImplXMLSignatureListener::characters( const rtl::OUString& aChars )
 120     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
 121 {
 122     if (m_xNextHandler.is())
 123     {
 124         m_xNextHandler->characters( aChars );
 125     }
 126 }
 127
 128 void SAL_CALL ImplXMLSignatureListener::ignorableWhitespace( const rtl::OUString& aWhitespaces )
 129     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
 130 {
 131     if (m_xNextHandler.is())
 132     {
 133         m_xNextHandler->ignorableWhitespace( aWhitespaces );
 134     }
 135 }
 136
 137 void SAL_CALL ImplXMLSignatureListener::processingInstruction( const rtl::OUString& aTarget, const rtl::OUString& aData )
 138     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
 139 {
 140     if (m_xNextHandler.is())
 141     {
 142         m_xNextHandler->processingInstruction( aTarget, aData );
 143     }
 144 }
 145
 146 void SAL_CALL ImplXMLSignatureListener::setDocumentLocator( const com::sun::star::uno::Reference< com::sun::star::xml::sax::XLocator >& xLocator )
 147     throw (com::sun::star::xml::sax::SAXException, com::sun::star::uno::RuntimeException)
 148 {
 149     if (m_xNextHandler.is())
 150     {
 151         m_xNextHandler->setDocumentLocator( xLocator );
 152     }
 153 }
 154
 155 // ---------------------------------------------------------------------------------
 156 // XUriBinding
 157 // ---------------------------------------------------------------------------------
 158
 159 UriBindingHelper::UriBindingHelper()
 160 {
 161 }
 162
 163 UriBindingHelper::UriBindingHelper( const com::sun::star::uno::Reference < com::sun::star::embed::XStorage >& rxStorage )
 164 {
 165     mxStorage = rxStorage;
 166 }
 167
 168
 169 void SAL_CALL UriBindingHelper::setUriBinding( const rtl::OUString& /*uri*/, const uno::Reference< io::XInputStream >&)
 170     throw (uno::Exception, uno::RuntimeException)
 171 {
 172 }
 173
 174 uno::Reference< io::XInputStream > SAL_CALL UriBindingHelper::getUriBinding( const rtl::OUString& uri )
 175     throw (uno::Exception, uno::RuntimeException)
 176 {
 177     uno::Reference< io::XInputStream > xInputStream;
 178     if ( mxStorage.is() )
 179     {
 180         xInputStream = OpenInputStream( mxStorage, uri );
 181     }
 182     else
 183     {
 184         SvFileStream* pStream = new SvFileStream( uri, STREAM_READ );
 185         pStream->Seek( STREAM_SEEK_TO_END );
 186         ULONG nBytes = pStream->Tell();
 187         pStream->Seek( STREAM_SEEK_TO_BEGIN );
 188         SvLockBytesRef xLockBytes = new SvLockBytes( pStream, TRUE );
 189         xInputStream = new utl::OInputStreamHelper( xLockBytes, nBytes );
 190     }
 191     return xInputStream;
 192 }
 193
 194 uno::Reference < io::XInputStream > UriBindingHelper::OpenInputStream( const uno::Reference < embed::XStorage >& rxStore, const rtl::OUString& rURI )
 195 {
 196     OSL_ASSERT(rURI.getLength());
 197     uno::Reference < io::XInputStream > xInStream;
 198
 199     sal_Int32 nSepPos = rURI.indexOf( '/' );
 200     if ( nSepPos == -1 )
 201     {
 202         // Cloning because of I can't keep all storage references open
 203         // MBA with think about a better API...
 204         const ::rtl::OUString sName = ::rtl::Uri::decode(
 205             rURI, rtl_UriDecodeStrict, rtl_UriCharClassRelSegment);
 206         if (sName.getLength() == 0 && rURI.getLength() != 0)
 207             throw uno::Exception(::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
 208             "Could not decode URI for stream element.")), 0);
 209
 210         uno::Reference< io::XStream > xStream;
 211         xStream = rxStore->cloneStreamElement( sName );
 212         if ( !xStream.is() )
 213             throw uno::RuntimeException();
 214         xInStream = xStream->getInputStream();
 215     }
 216     else
 217     {
 218         const rtl::OUString aStoreName = ::rtl::Uri::decode(
 219             rURI.copy( 0, nSepPos ), rtl_UriDecodeStrict, rtl_UriCharClassRelSegment);
 220         if (aStoreName.getLength() == 0 && rURI.getLength() != 0)
 221             throw uno::Exception(
 222             ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
 223             "Could not decode URI for stream element.")), 0);
 224
 225         rtl::OUString aElement = rURI.copy( nSepPos+1 );
 226         uno::Reference < embed::XStorage > xSubStore = rxStore->openStorageElement( aStoreName, embed::ElementModes::READ );
 227         xInStream = OpenInputStream( xSubStore, aElement );
 228     }
 229     return xInStream;
 230 }
 231
 232