l10ntools/source/propmerge.cxx

   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
  10 #include <rtl/ustring.hxx>
  11 #include <o3tl/string_view.hxx>
  12
  13 #include <memory>
  14 #include <cstdlib>
  15 #include <cassert>
  16 #include <iostream>
  17 #include <iomanip>
  18 #include <string_view>
  19
  20 #include <export.hxx>
  21 #include <common.hxx>
  22 #include <propmerge.hxx>
  23 #include <utility>
  24
  25 namespace
  26 {
  27     //Find ascii escaped unicode
  28     sal_Int32 lcl_IndexOfUnicode(
  29         std::string_view rSource, const sal_Int32 nFrom = 0 )
  30     {
  31         const OString sHexDigits = "0123456789abcdefABCDEF";
  32         size_t nIndex = rSource.find( "\\u", nFrom );
  33         if( nIndex == std::string_view::npos )
  34         {
  35             return -1;
  36         }
  37         bool bIsUnicode = true;
  38         for( short nDist = 2; nDist <= 5; ++nDist )
  39         {
  40             if( sHexDigits.indexOf( rSource[nIndex + nDist] ) == -1 )
  41             {
  42                 bIsUnicode = false;
  43             }
  44         }
  45         return bIsUnicode ? nIndex : -1;
  46     }
  47
  48     //Convert ascii escaped unicode to utf-8
  49     OString lcl_ConvertToUTF8( const OString& rText )
  50     {
  51         OString sResult = rText;
  52         sal_Int32 nIndex = lcl_IndexOfUnicode( sResult );
  53         while( nIndex != -1 && nIndex < rText.getLength() )
  54         {
  55             const OString sHex = sResult.copy( nIndex + 2, 4 );
  56             const sal_Unicode cDec =
  57                 static_cast<sal_Unicode>( strtol( sHex.getStr(), nullptr, 16 ) );
  58             const OString sNewChar( &cDec, 1, RTL_TEXTENCODING_UTF8 );
  59             sResult = sResult.replaceAll( "\\u" + sHex, sNewChar );
  60             nIndex = lcl_IndexOfUnicode( sResult, nIndex );
  61         }
  62         return sResult;
  63     }
  64
  65     //Escape unicode characters
  66     void lcl_PrintJavaStyle( std::string_view rText, std::ofstream &rOfstream )
  67     {
  68         const OUString sTemp =
  69             OStringToOUString( rText, RTL_TEXTENCODING_UTF8 );
  70         for ( sal_Int32 nIndex = 0; nIndex < sTemp.getLength(); ++nIndex )
  71         {
  72             sal_Unicode cUniCode = sTemp[nIndex];
  73             if( cUniCode < 128 )
  74             {
  75                 rOfstream << static_cast<char>( cUniCode );
  76             }
  77             else
  78             {
  79                 rOfstream
  80                     << "\\u"
  81                     << std::setfill('0') << std::setw(2) << std::uppercase
  82                     << std::hex << (cUniCode >> 8)
  83                     << std::setfill('0') << std::setw(2) << std::uppercase
  84                     << std::hex << (cUniCode & 0xFF);
  85             }
  86         }
  87     }
  88 }
  89
  90 //Open source file and store its lines
  91 PropParser::PropParser(
  92     OString _sInputFile, OString _sLang,
  93     const bool bMergeMode )
  94     : m_sSource(std::move( _sInputFile ))
  95     , m_sLang(std::move( _sLang ))
  96     , m_bIsInitialized( false )
  97 {
  98     std::ifstream aIfstream( m_sSource.getStr() );
  99     if( aIfstream.is_open() )
 100     {
 101         std::string s;
 102         std::getline( aIfstream, s );
 103         while( !aIfstream.eof() )
 104         {
 105             OString sLine( s.data(), s.length() );
 106             if( bMergeMode ||
 107                 ( !sLine.startsWith(" *") && !sLine.startsWith("/*") ) )
 108             {
 109                 m_vLines.push_back( sLine );
 110             }
 111             std::getline( aIfstream, s );
 112         }
 113     }
 114     else
 115     {
 116         std::cerr
 117             << "Propex error: Cannot open source file: "
 118             << m_sSource << std::endl;
 119         return;
 120     }
 121     m_bIsInitialized = true;
 122 }
 123
 124 PropParser::~PropParser()
 125 {
 126 }
 127
 128 //Extract strings form source file
 129 void PropParser::Extract( const OString& rPOFile )
 130 {
 131     assert( m_bIsInitialized );
 132     PoOfstream aPOStream( rPOFile, PoOfstream::APP );
 133     if( !aPOStream.isOpen() )
 134     {
 135         std::cerr
 136             << "Propex error: Cannot open pofile for extract: "
 137             << rPOFile << std::endl;
 138         return;
 139     }
 140
 141     for( size_t nIndex = 0; nIndex < m_vLines.size(); ++nIndex )
 142     {
 143         const OString sLine = m_vLines[nIndex];
 144         const sal_Int32 nEqualSign = sLine.indexOf('=');
 145         if( nEqualSign != -1 )
 146         {
 147             std::string_view sID = o3tl::trim(sLine.subView( 0, nEqualSign ));
 148             OString sText = lcl_ConvertToUTF8( OString(o3tl::trim(sLine.subView( nEqualSign + 1 ))) );
 149
 150             common::writePoEntry(
 151                 "Propex", aPOStream, m_sSource, "property",
 152                 OString(sID), OString(), OString(), sText);
 153         }
 154     }
 155
 156     aPOStream.close();
 157 }
 158
 159 //Merge strings to source file
 160 void PropParser::Merge( const OString &rMergeSrc, const OString &rDestinationFile )
 161 {
 162     assert( m_bIsInitialized );
 163     std::ofstream aDestination(
 164         rDestinationFile.getStr(), std::ios_base::out | std::ios_base::trunc );
 165     if( !aDestination.is_open() ) {
 166         std::cerr
 167             << "Propex error: Cannot open source file for merge: "
 168             << rDestinationFile << std::endl;
 169         return;
 170     }
 171
 172     std::unique_ptr<MergeDataFile> pMergeDataFile;
 173     if( m_sLang != "qtz" )
 174     {
 175         pMergeDataFile.reset( new MergeDataFile( rMergeSrc, m_sSource, false, false ) );
 176
 177         const std::vector<OString> vLanguages = pMergeDataFile->GetLanguages();
 178         if( !vLanguages.empty() && vLanguages[0] != m_sLang )
 179         {
 180             std::cerr
 181                 << ("Propex error: given language conflicts with language of"
 182                     " Mergedata file: ")
 183                 << m_sLang << " - "
 184                 << vLanguages[0] << std::endl;
 185             return;
 186         }
 187     }
 188
 189     for( size_t nIndex = 0; nIndex < m_vLines.size(); ++nIndex )
 190     {
 191         const OString sLine = m_vLines[nIndex];
 192         const sal_Int32 nEqualSign = sLine.indexOf('=');
 193         if( !sLine.startsWith(" *") && !sLine.startsWith("/*") &&
 194             nEqualSign != -1 )
 195         {
 196             const OString sID( o3tl::trim(sLine.subView( 0, sLine.indexOf('=') )) );
 197             ResData  aResData( sID, m_sSource );
 198             aResData.sResTyp = "property";
 199             OString sNewText;
 200             if( m_sLang == "qtz" )
 201             {
 202                 const OString sOriginText = lcl_ConvertToUTF8(OString(o3tl::trim(sLine.subView( nEqualSign + 1 ))));
 203                 sNewText = MergeEntrys::GetQTZText(aResData, sOriginText);
 204             }
 205             else if( pMergeDataFile )
 206             {
 207                 MergeEntrys* pEntrys = pMergeDataFile->GetMergeEntrys( &aResData );
 208                 if( pEntrys )
 209                 {
 210                     pEntrys->GetText( sNewText, m_sLang );
 211                 }
 212             }
 213             if( !sNewText.isEmpty() )
 214             {
 215                 aDestination << OString(sID + "=");
 216                 lcl_PrintJavaStyle( sNewText, aDestination );
 217                 aDestination << std::endl;
 218             }
 219             else
 220             {
 221                 aDestination << sLine << std::endl;
 222             }
 223         }
 224         else
 225         {
 226             aDestination << sLine << std::endl;
 227         }
 228     }
 229     aDestination.close();
 230 }
 231
 232 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */