1 files changed, 146 insertions, 0 deletions
diff --git a/oox/source/core/relations.cxx b/oox/source/core/relations.cxx
new file mode 100644
index 000000000000..c8d17cce3b9b
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+++ b/oox/source/core/relations.cxx
@@ -0,0 +1,146 @@
+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#include "oox/core/relations.hxx"
+#include <rtl/ustrbuf.hxx>
+#include "oox/helper/helper.hxx"
+
+using ::rtl::OUString;
+using ::rtl::OUStringBuffer;
+
+namespace oox {
+namespace core {
+
+// ============================================================================
+
+namespace {
+
+OUString lclRemoveFileName( const OUString& rPath )
+{
+    return rPath.copy( 0, ::std::max< sal_Int32 >( rPath.lastIndexOf( '/' ), 0 ) );
+}
+
+OUString lclAppendFileName( const OUString& rPath, const OUString& rFileName )
+{
+    return (rPath.getLength() == 0) ? rFileName :
+        OUStringBuffer( rPath ).append( sal_Unicode( '/' ) ).append( rFileName ).makeStringAndClear();
+}
+
+} // namespace
+
+// ============================================================================
+
+Relations::Relations( const OUString& rFragmentPath ) :
+    maFragmentPath( rFragmentPath )
+{
+}
+
+const Relation* Relations::getRelationFromRelId( const OUString& rId ) const
+{
+    const_iterator aIt = find( rId );
+    return (aIt == end()) ? 0 : &aIt->second;
+}
+
+const Relation* Relations::getRelationFromFirstType( const OUString& rType ) const
+{
+    for( const_iterator aIt = begin(), aEnd = end(); aIt != aEnd; ++aIt )
+        if( aIt->second.maType == rType )
+            return &aIt->second;
+    return 0;
+}
+
+RelationsRef Relations::getRelationsFromType( const OUString& rType ) const
+{
+    RelationsRef xRelations( new Relations( maFragmentPath ) );
+    for( const_iterator aIt = begin(), aEnd = end(); aIt != aEnd; ++aIt )
+        if( aIt->second.maType == rType )
+            (*xRelations)[ aIt->first ] = aIt->second;
+    return xRelations;
+}
+
+OUString Relations::getExternalTargetFromRelId( const OUString& rRelId ) const
+{
+    const Relation* pRelation = getRelationFromRelId( rRelId );
+    return (pRelation && pRelation->mbExternal) ? pRelation->maTarget : OUString();
+}
+
+OUString Relations::getExternalTargetFromFirstType( const OUString& rType ) const
+{
+    const Relation* pRelation = getRelationFromFirstType( rType );
+    return (pRelation && pRelation->mbExternal) ? pRelation->maTarget : OUString();
+}
+
+OUString Relations::getFragmentPathFromRelation( const Relation& rRelation ) const
+{
+    // no target, no fragment path
+    if( rRelation.mbExternal || (rRelation.maTarget.getLength() == 0) )
+        return OUString();
+
+    // absolute target: return it without leading slash (#i100978)
+    if( rRelation.maTarget[ 0 ] == '/' )
+        return rRelation.maTarget.copy( 1 );
+
+    // empty fragment path: return target
+    if( maFragmentPath.getLength() == 0 )
+        return rRelation.maTarget;
+
+    // resolve relative target path according to base path
+    OUString aPath = lclRemoveFileName( maFragmentPath );
+    sal_Int32 nStartPos = 0;
+    while( nStartPos < rRelation.maTarget.getLength() )
+    {
+        sal_Int32 nSepPos = rRelation.maTarget.indexOf( '/', nStartPos );
+        if( nSepPos < 0 ) nSepPos = rRelation.maTarget.getLength();
+        // append next directory name from aTarget to aPath, or remove last directory on '../'
+        if( (nStartPos + 2 == nSepPos) && (rRelation.maTarget[ nStartPos ] == '.') && (rRelation.maTarget[ nStartPos + 1 ] == '.') )
+            aPath = lclRemoveFileName( aPath );
+        else
+            aPath = lclAppendFileName( aPath, rRelation.maTarget.copy( nStartPos, nSepPos - nStartPos ) );
+        // move nStartPos to next directory name
+        nStartPos = nSepPos + 1;
+    }
+
+    return aPath;
+}
+
+OUString Relations::getFragmentPathFromRelId( const OUString& rRelId ) const
+{
+    const Relation* pRelation = getRelationFromRelId( rRelId );
+    return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
+}
+
+OUString Relations::getFragmentPathFromFirstType( const OUString& rType ) const
+{
+    const Relation* pRelation = getRelationFromFirstType( rType );
+    return pRelation ? getFragmentPathFromRelation( *pRelation ) : OUString();
+}
+
+// ============================================================================
+
+} // namespace core
+} // namespace oox
+