LibreOffice Module xmloff (master)  1
XMLBase64ImportContext.cxx
Go to the documentation of this file.
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 #include <com/sun/star/io/XOutputStream.hpp>
21 
22 #include <comphelper/base64.hxx>
23 #include <o3tl/string_view.hxx>
24 
25 #include <xmloff/xmlimp.hxx>
27 
28 using namespace ::com::sun::star::uno;
29 using namespace ::com::sun::star::xml::sax;
30 using namespace ::com::sun::star::io;
31 
32 
34  SvXMLImport& rImport,
35  const Reference< XOutputStream >& rOut ) :
36  SvXMLImportContext( rImport ),
37  xOut( rOut )
38 {
39 }
40 
42 {
43 }
44 
46 {
47  std::u16string_view sChars = o3tl::trim(maCharBuffer);
48  if( !sChars.empty() )
49  {
50  Sequence< sal_Int8 > aBuffer( (sChars.size() / 4) * 3 );
51  ::comphelper::Base64::decodeSomeChars( aBuffer, sChars );
52  xOut->writeBytes( aBuffer );
53  }
54  maCharBuffer.setLength(0);
55  xOut->closeOutput();
56 }
57 
58 void XMLBase64ImportContext::characters( const OUString& rChars )
59 {
60  maCharBuffer.append(rChars);
61 }
62 
63 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
virtual void SAL_CALL endFastElement(sal_Int32) override
endFastElement is called before a context will be destructed, but after an elements context has been ...
virtual ~XMLBase64ImportContext() override
css::uno::Reference< css::io::XOutputStream > xOut
XMLBase64ImportContext(SvXMLImport &rImport, const css::uno::Reference< css::io::XOutputStream > &rOut)
static std::size_t decodeSomeChars(css::uno::Sequence< sal_Int8 > &aPass, std::u16string_view sBuffer)
virtual void SAL_CALL characters(const OUString &rChars) override
This method is called for all characters that are contained in the current element.
This class deliberately does not support XWeak, to improve performance when loading large documents...
Definition: xmlictxt.hxx:45
std::unique_ptr< char[]> aBuffer
std::u16string_view trim(std::u16string_view str)