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21 
22 
23 
24 #include "ooxmldocpropimport.hxx"
25 
26 #include <vector>
27 #include <com/sun/star/embed/ElementModes.hpp>
28 #include <com/sun/star/embed/XHierarchicalStorageAccess.hpp>
29 #include <com/sun/star/embed/XRelationshipAccess.hpp>
30 #include <com/sun/star/embed/XStorage.hpp>
31 #include "oox/core/fastparser.hxx"
32 #include "oox/core/relations.hxx"
33 #include "oox/helper/containerhelper.hxx"
34 #include "oox/helper/helper.hxx"
35 #include "docprophandler.hxx"
36 
37 namespace oox {
38 namespace docprop {
39 
40 // ============================================================================
41 
42 using namespace ::com::sun::star::beans;
43 using namespace ::com::sun::star::document;
44 using namespace ::com::sun::star::embed;
45 using namespace ::com::sun::star::io;
46 using namespace ::com::sun::star::lang;
47 using namespace ::com::sun::star::uno;
48 using namespace ::com::sun::star::xml::sax;
49 
50 using ::rtl::OUString;
51 
52 // ============================================================================
53 
54 OUString SAL_CALL DocumentPropertiesImport_getImplementationName()
55 {
56     return CREATE_OUSTRING( "com.sun.star.comp.oox.docprop.DocumentPropertiesImporter" );
57 }
58 
59 Sequence< OUString > SAL_CALL DocumentPropertiesImport_getSupportedServiceNames()
60 {
61     Sequence< OUString > aServices( 1 );
62     aServices[ 0 ] = CREATE_OUSTRING( "com.sun.star.document.OOXMLDocumentPropertiesImporter" );
63     return aServices;
64 }
65 
66 Reference< XInterface > SAL_CALL DocumentPropertiesImport_createInstance( const Reference< XComponentContext >& rxContext ) SAL_THROW((Exception))
67 {
68     return static_cast< ::cppu::OWeakObject* >( new DocumentPropertiesImport( rxContext ) );
69 }
70 
71 // ============================================================================
72 
73 namespace {
74 
75 Sequence< InputSource > lclGetRelatedStreams( const Reference< XStorage >& rxStorage, const OUString& rStreamType ) throw (RuntimeException)
76 {
77     Reference< XRelationshipAccess > xRelation( rxStorage, UNO_QUERY_THROW );
78     Reference< XHierarchicalStorageAccess > xHierarchy( rxStorage, UNO_QUERY_THROW );
79 
80     Sequence< Sequence< StringPair > > aPropsInfo = xRelation->getRelationshipsByType( rStreamType );
81 
82     ::std::vector< InputSource > aResult;
83 
84     for( sal_Int32 nIndex = 0, nLength = aPropsInfo.getLength(); nIndex < nLength; ++nIndex )
85     {
86         const Sequence< StringPair >& rEntries = aPropsInfo[ nIndex ];
87         for( sal_Int32 nEntryIndex = 0, nEntryLength = rEntries.getLength(); nEntryIndex < nEntryLength; ++nEntryIndex )
88         {
89             const StringPair& rEntry = rEntries[ nEntryIndex ];
90             if( rEntry.First.equalsAsciiL( RTL_CONSTASCII_STRINGPARAM( "Target" ) ) )
91             {
92                 Reference< XExtendedStorageStream > xExtStream(
93                     xHierarchy->openStreamElementByHierarchicalName( rEntry.Second, ElementModes::READ ), UNO_QUERY_THROW );
94                 Reference< XInputStream > xInStream = xExtStream->getInputStream();
95                 if( xInStream.is() )
96                 {
97                     aResult.resize( aResult.size() + 1 );
98                     aResult.back().sSystemId = rEntry.Second;
99                     aResult.back().aInputStream = xExtStream->getInputStream();
100                 }
101                 break;
102             }
103         }
104     }
105 
106     return ContainerHelper::vectorToSequence( aResult );
107 }
108 
109 } // namespace
110 
111 // ============================================================================
112 
113 DocumentPropertiesImport::DocumentPropertiesImport( const Reference< XComponentContext >& rxContext ) :
114     mxContext( rxContext )
115 {
116 }
117 
118 // XServiceInfo
119 
120 OUString SAL_CALL DocumentPropertiesImport::getImplementationName() throw (RuntimeException)
121 {
122     return DocumentPropertiesImport_getImplementationName();
123 }
124 
125 sal_Bool SAL_CALL DocumentPropertiesImport::supportsService( const OUString& rServiceName ) throw (RuntimeException)
126 {
127     Sequence< OUString > aServiceNames = DocumentPropertiesImport_getSupportedServiceNames();
128     for( sal_Int32 nIndex = 0, nLength = aServiceNames.getLength(); nIndex < nLength; ++nIndex )
129         if( aServiceNames[ nIndex ] == rServiceName )
130             return sal_True;
131     return sal_False;
132 }
133 
134 Sequence< OUString > SAL_CALL DocumentPropertiesImport::getSupportedServiceNames() throw (RuntimeException)
135 {
136     return DocumentPropertiesImport_getSupportedServiceNames();
137 }
138 
139 // XOOXMLDocumentPropertiesImporter
140 
141 void SAL_CALL DocumentPropertiesImport::importProperties(
142         const Reference< XStorage >& rxSource, const Reference< XDocumentProperties >& rxDocumentProperties )
143         throw (RuntimeException, IllegalArgumentException, SAXException, Exception)
144 {
145     if( !mxContext.is() )
146         throw RuntimeException();
147 
148     if( !rxSource.is() || !rxDocumentProperties.is() )
149         throw IllegalArgumentException();
150 
151     Sequence< InputSource > aCoreStreams = lclGetRelatedStreams( rxSource, CREATE_OFFICEDOC_RELATION_TYPE( "metadata/core-properties" ) );
152     // MS Office seems to have a bug, so we have to do similar handling
153     if( !aCoreStreams.hasElements() )
154         aCoreStreams = lclGetRelatedStreams( rxSource, CREATE_PACKAGE_RELATION_TYPE( "metadata/core-properties" ) );
155 
156     Sequence< InputSource > aExtStreams = lclGetRelatedStreams( rxSource, CREATE_OFFICEDOC_RELATION_TYPE( "extended-properties" ) );
157     Sequence< InputSource > aCustomStreams = lclGetRelatedStreams( rxSource, CREATE_OFFICEDOC_RELATION_TYPE( "custom-properties" ) );
158 
159     if( aCoreStreams.hasElements() || aExtStreams.hasElements() || aCustomStreams.hasElements() )
160     {
161         if( aCoreStreams.getLength() > 1 )
162             throw IOException( CREATE_OUSTRING( "Unexpected core properties stream!" ), Reference< XInterface >() );
163 
164         ::oox::core::FastParser aParser( mxContext );
165         aParser.registerNamespace( NMSP_packageMetaCorePr );
166         aParser.registerNamespace( NMSP_dc );
167         aParser.registerNamespace( NMSP_dcTerms );
168         aParser.registerNamespace( NMSP_officeExtPr );
169         aParser.registerNamespace( NMSP_officeCustomPr );
170         aParser.registerNamespace( NMSP_officeDocPropsVT );
171         aParser.setDocumentHandler( new OOXMLDocPropHandler( mxContext, rxDocumentProperties ) );
172 
173         if( aCoreStreams.hasElements() )
174             aParser.parseStream( aCoreStreams[ 0 ], true );
175         for( sal_Int32 nIndex = 0; nIndex < aExtStreams.getLength(); ++nIndex )
176             aParser.parseStream( aExtStreams[ nIndex ], true );
177         for( sal_Int32 nIndex = 0; nIndex < aCustomStreams.getLength(); ++nIndex )
178             aParser.parseStream( aCustomStreams[ nIndex ], true );
179     }
180 }
181 
182 // ============================================================================
183 
184 } // namespace docprop
185 } // namespace oox
186