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1 : /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
2 : /*
3 : * This file is part of the LibreOffice project.
4 : *
5 : * This Source Code Form is subject to the terms of the Mozilla Public
6 : * License, v. 2.0. If a copy of the MPL was not distributed with this
7 : * file, You can obtain one at http://mozilla.org/MPL/2.0/.
8 : *
9 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 :
21 : #include <com/sun/star/io/XOutputStream.hpp>
22 :
23 : #include <sax/tools/converter.hxx>
24 :
25 : #include <xmloff/xmlimp.hxx>
26 : #include <xmloff/XMLBase64ImportContext.hxx>
27 :
28 :
29 : using namespace ::com::sun::star::uno;
30 : using namespace ::com::sun::star::xml::sax;
31 : using namespace ::com::sun::star::io;
32 :
33 : //-----------------------------------------------------------------------------
34 :
35 0 : TYPEINIT1( XMLBase64ImportContext, SvXMLImportContext );
36 :
37 :
38 0 : XMLBase64ImportContext::XMLBase64ImportContext(
39 : SvXMLImport& rImport, sal_uInt16 nPrfx, const OUString& rLName,
40 : const Reference< XAttributeList >&,
41 : const Reference< XOutputStream >& rOut ) :
42 : SvXMLImportContext( rImport, nPrfx, rLName ),
43 0 : xOut( rOut )
44 : {
45 0 : }
46 :
47 0 : XMLBase64ImportContext::~XMLBase64ImportContext()
48 : {
49 0 : }
50 :
51 :
52 0 : void XMLBase64ImportContext::EndElement()
53 : {
54 0 : xOut->closeOutput();
55 0 : }
56 :
57 0 : void XMLBase64ImportContext::Characters( const OUString& rChars )
58 : {
59 0 : OUString sTrimmedChars( rChars. trim() );
60 0 : if( !sTrimmedChars.isEmpty() )
61 : {
62 0 : OUString sChars;
63 0 : if( !sBase64CharsLeft.isEmpty() )
64 : {
65 0 : sChars = sBase64CharsLeft;
66 0 : sChars += sTrimmedChars;
67 0 : sBase64CharsLeft = OUString();
68 : }
69 : else
70 : {
71 0 : sChars = sTrimmedChars;
72 : }
73 0 : Sequence< sal_Int8 > aBuffer( (sChars.getLength() / 4) * 3 );
74 : sal_Int32 const nCharsDecoded =
75 0 : ::sax::Converter::decodeBase64SomeChars( aBuffer, sChars );
76 0 : xOut->writeBytes( aBuffer );
77 0 : if( nCharsDecoded != sChars.getLength() )
78 0 : sBase64CharsLeft = sChars.copy( nCharsDecoded );
79 0 : }
80 0 : }
81 :
82 :
83 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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