LCOV - code coverage report
Current view: top level - libreoffice/sax/inc - xml2utf.hxx (source / functions) Hit Total Coverage
Test: libreoffice_filtered.info Lines: 5 8 62.5 %
Date: 2012-12-27 Functions: 3 6 50.0 %
Legend: Lines: hit not hit

          Line data    Source code
       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 <sal/types.h>
      21             : 
      22             : namespace sax_expatwrap {
      23             : 
      24             : class Text2UnicodeConverter
      25             : {
      26             : 
      27             : public:
      28             :     Text2UnicodeConverter( const ::rtl::OString & sEncoding );
      29             :     ~Text2UnicodeConverter();
      30             : 
      31             :     ::com::sun::star::uno::Sequence < sal_Unicode > convert( const ::com::sun::star::uno::Sequence<sal_Int8> & );
      32           0 :     sal_Bool canContinue() {  return m_bCanContinue; }
      33             : 
      34             : private:
      35             :     void init( rtl_TextEncoding encoding );
      36             : 
      37             :     rtl_TextToUnicodeConverter  m_convText2Unicode;
      38             :     rtl_TextToUnicodeContext    m_contextText2Unicode;
      39             :     sal_Bool                    m_bCanContinue;
      40             :     sal_Bool                    m_bInitialized;
      41             :     rtl_TextEncoding            m_rtlEncoding;
      42             :     ::com::sun::star::uno::Sequence<sal_Int8> m_seqSource;
      43             : };
      44             : 
      45             : /*----------------------------------------
      46             : *
      47             : * Unicode2TextConverter
      48             : *
      49             : **-----------------------------------------*/
      50             : class Unicode2TextConverter
      51             : {
      52             : public:
      53             :     Unicode2TextConverter( rtl_TextEncoding encoding );
      54             :     ~Unicode2TextConverter();
      55             : 
      56             :     inline ::com::sun::star::uno::Sequence<sal_Int8> convert( const ::rtl::OUString &s )
      57             :         {
      58             :             return convert( s.getStr() , s.getLength() );
      59             :         }
      60             :     ::com::sun::star::uno::Sequence<sal_Int8> convert( const sal_Unicode * , sal_Int32 nLength );
      61           0 :     sal_Bool canContinue() {  return m_bCanContinue; }
      62             : 
      63             : private:
      64             :     void init( rtl_TextEncoding encoding );
      65             : 
      66             :     rtl_UnicodeToTextConverter  m_convUnicode2Text;
      67             :     rtl_UnicodeToTextContext    m_contextUnicode2Text;
      68             :     sal_Bool                    m_bCanContinue;
      69             :     sal_Bool                    m_bInitialized;
      70             :     rtl_TextEncoding            m_rtlEncoding;
      71             :     ::com::sun::star::uno::Sequence<sal_Unicode>        m_seqSource;
      72             : };
      73             : 
      74             : 
      75             : 
      76             : /*----------------------------------------
      77             : *
      78             : * XMLFile2UTFConverter
      79             : *
      80             : **-----------------------------------------*/
      81        1956 : class XMLFile2UTFConverter
      82             : {
      83             : public:
      84        1973 :     XMLFile2UTFConverter( ):
      85             :         m_bStarted( sal_False ),
      86             :         m_pText2Unicode( 0 ),
      87        1973 :         m_pUnicode2Text( 0 )
      88        1973 :         {}
      89             : 
      90             :     ~XMLFile2UTFConverter();
      91             : 
      92        1956 :     void setInputStream( ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream > &r ) { m_in = r; }
      93           0 :     void setEncoding( const ::rtl::OString &s ) { m_sEncoding = s; }
      94             : 
      95             : 
      96             : 
      97             :     // @param nMaxToRead The number of chars, that should be read. Note that this is no exact number. There
      98             :     //                   may be returned less or more bytes than ordered.
      99             :     sal_Int32 readAndConvert( ::com::sun::star::uno::Sequence<sal_Int8> &seq , sal_Int32 nMaxToRead )
     100             :         throw ( ::com::sun::star::io::IOException,
     101             :                 ::com::sun::star::io::NotConnectedException ,
     102             :                 ::com::sun::star::io::BufferSizeExceededException ,
     103             :                 ::com::sun::star::uno::RuntimeException );
     104             : 
     105             : private:
     106             : 
     107             :     // Called only on first Sequence of bytes. Tries to figure out file format and encoding information.
     108             :     // @return TRUE, when encoding information could be retrieved
     109             :     // @return FALSE, when no encoding information was found in file
     110             :     sal_Bool scanForEncoding( ::com::sun::star::uno::Sequence<sal_Int8> &seq );
     111             : 
     112             :     // Called only on first Sequence of bytes. Tries to figure out
     113             :     // if enough data is available to scan encoding
     114             :     // @return TRUE, when encoding is retrievable
     115             :     // @return FALSE, when more data is needed
     116             :     sal_Bool isEncodingRecognizable( const ::com::sun::star::uno::Sequence< sal_Int8 > & seq );
     117             : 
     118             :     // When encoding attribute is within the text (in the first line), it is removed.
     119             :     void removeEncoding( ::com::sun::star::uno::Sequence<sal_Int8> &seq );
     120             : 
     121             :     // Initializes decoding depending on m_sEncoding setting
     122             :     void initializeDecoding();
     123             : private:
     124             :     ::com::sun::star::uno::Reference< ::com::sun::star::io::XInputStream >  m_in;
     125             : 
     126             :     sal_Bool m_bStarted;
     127             :     ::rtl::OString m_sEncoding;
     128             : 
     129             :     Text2UnicodeConverter *m_pText2Unicode;
     130             :     Unicode2TextConverter *m_pUnicode2Text;
     131             : };
     132             : }
     133             : 
     134             : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */

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