desktop/source/migration/services/wordbookmigration.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  * 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 "wordbookmigration.hxx"
  21 #include <cppuhelper/supportsservice.hxx>
  22 #include <tools/urlobj.hxx>
  23 #include <unotools/bootstrap.hxx>
  24 #include <unotools/ucbstreamhelper.hxx>
  25 #include <sal/log.hxx>
  26 #include <osl/file.hxx>
  27 #include <com/sun/star/uno/XComponentContext.hpp>
  28
  29 using namespace ::com::sun::star;
  30 using namespace ::com::sun::star::uno;
  31
  32
  33 namespace migration
  34 {
  35     WordbookMigration::WordbookMigration()
  36     {
  37     }
  38
  39
  40     WordbookMigration::~WordbookMigration()
  41     {
  42     }
  43
  44
  45     TStringVectorPtr WordbookMigration::getFiles( const OUString& rBaseURL ) const
  46     {
  47         TStringVectorPtr aResult( new TStringVector );
  48         ::osl::Directory aDir( rBaseURL);
  49
  50         if ( aDir.open() == ::osl::FileBase::E_None )
  51         {
  52             // iterate over directory content
  53             TStringVector aSubDirs;
  54             ::osl::DirectoryItem aItem;
  55             while ( aDir.getNextItem( aItem ) == ::osl::FileBase::E_None )
  56             {
  57                 ::osl::FileStatus aFileStatus( osl_FileStatus_Mask_Type | osl_FileStatus_Mask_FileURL );
  58                 if ( aItem.getFileStatus( aFileStatus ) == ::osl::FileBase::E_None )
  59                 {
  60                     if ( aFileStatus.getFileType() == ::osl::FileStatus::Directory )
  61                         aSubDirs.push_back( aFileStatus.getFileURL() );
  62                     else
  63                         aResult->push_back( aFileStatus.getFileURL() );
  64                 }
  65             }
  66
  67             // iterate recursive over subfolders
  68             for (auto const& subDir : aSubDirs)
  69             {
  70                 TStringVectorPtr aSubResult = getFiles(subDir);
  71                 aResult->insert( aResult->end(), aSubResult->begin(), aSubResult->end() );
  72             }
  73         }
  74
  75         return aResult;
  76     }
  77
  78
  79     void WordbookMigration::checkAndCreateDirectory( INetURLObject const & rDirURL )
  80     {
  81         ::osl::FileBase::RC aResult = ::osl::Directory::create( rDirURL.GetMainURL( INetURLObject::DecodeMechanism::ToIUri ) );
  82         if ( aResult == ::osl::FileBase::E_NOENT )
  83         {
  84             INetURLObject aBaseURL( rDirURL );
  85             aBaseURL.removeSegment();
  86             checkAndCreateDirectory( aBaseURL );
  87             ::osl::Directory::create( rDirURL.GetMainURL( INetURLObject::DecodeMechanism::ToIUri ) );
  88         }
  89     }
  90
  91 #define MAX_HEADER_LENGTH 16
  92 static bool IsUserWordbook( const OUString& rFile )
  93 {
  94     bool bRet = false;
  95     std::unique_ptr<SvStream> pStream = ::utl::UcbStreamHelper::CreateStream( rFile, StreamMode::STD_READ );
  96     if ( pStream && !pStream->GetError() )
  97     {
  98         static const char* const pVerOOo7    = "OOoUserDict1";
  99         sal_uInt64 const nSniffPos = pStream->Tell();
 100         static std::size_t nVerOOo7Len = sal::static_int_cast< std::size_t >(strlen( pVerOOo7 ));
 101         char pMagicHeader[MAX_HEADER_LENGTH];
 102         pMagicHeader[ nVerOOo7Len ] = '\0';
 103         if (pStream->ReadBytes(static_cast<void *>(pMagicHeader), nVerOOo7Len) == nVerOOo7Len)
 104         {
 105             if ( !strcmp(pMagicHeader, pVerOOo7) )
 106                 bRet = true;
 107             else
 108             {
 109                 sal_uInt16 nLen;
 110                 pStream->Seek (nSniffPos);
 111                 pStream->ReadUInt16( nLen );
 112                 if ( nLen < MAX_HEADER_LENGTH )
 113                 {
 114                     pStream->ReadBytes(pMagicHeader, nLen);
 115                     pMagicHeader[nLen] = '\0';
 116                     if ( !strcmp(pMagicHeader, "WBSWG2")
 117                      ||  !strcmp(pMagicHeader, "WBSWG5")
 118                      ||  !strcmp(pMagicHeader, "WBSWG6") )
 119                         bRet = true;
 120                 }
 121             }
 122         }
 123     }
 124
 125     return bRet;
 126 }
 127
 128
 129     void WordbookMigration::copyFiles()
 130     {
 131         OUString sTargetDir;
 132         ::utl::Bootstrap::PathStatus aStatus = ::utl::Bootstrap::locateUserInstallation( sTargetDir );
 133         if ( aStatus == ::utl::Bootstrap::PATH_EXISTS )
 134         {
 135             sTargetDir += "/user/wordbook";
 136             TStringVectorPtr aFileList = getFiles( m_sSourceDir );
 137             for (auto const& elem : *aFileList)
 138             {
 139                 if (IsUserWordbook(elem) )
 140                 {
 141                     OUString sSourceLocalName = elem.copy( m_sSourceDir.getLength() );
 142                     OUString sTargetName = sTargetDir + sSourceLocalName;
 143                     INetURLObject aURL( sTargetName );
 144                     aURL.removeSegment();
 145                     checkAndCreateDirectory( aURL );
 146                     ::osl::FileBase::RC aResult = ::osl::File::copy( elem, sTargetName );
 147                     if ( aResult != ::osl::FileBase::E_None )
 148                     {
 149                         SAL_WARN( "desktop", "WordbookMigration::copyFiles: cannot copy "
 150                                      << elem << " to " << sTargetName);
 151                     }
 152                 }
 153             }
 154         }
 155         else
 156         {
 157             OSL_FAIL( "WordbookMigration::copyFiles: no user installation!" );
 158         }
 159     }
 160
 161
 162     // XServiceInfo
 163
 164
 165     OUString WordbookMigration::getImplementationName()
 166     {
 167         return "com.sun.star.comp.desktop.migration.Wordbooks";
 168     }
 169
 170
 171     sal_Bool WordbookMigration::supportsService(OUString const & ServiceName)
 172     {
 173         return cppu::supportsService(this, ServiceName);
 174     }
 175
 176
 177     Sequence< OUString > WordbookMigration::getSupportedServiceNames()
 178     {
 179         return { "com.sun.star.migration.Wordbooks" };
 180     }
 181
 182
 183     // XInitialization
 184
 185
 186     void WordbookMigration::initialize( const Sequence< Any >& aArguments )
 187     {
 188         ::osl::MutexGuard aGuard( m_aMutex );
 189
 190         const Any* pIter = aArguments.getConstArray();
 191         const Any* pEnd = pIter + aArguments.getLength();
 192         for ( ; pIter != pEnd ; ++pIter )
 193         {
 194             beans::NamedValue aValue;
 195             *pIter >>= aValue;
 196             if ( aValue.Name == "UserData" )
 197             {
 198                 if ( !(aValue.Value >>= m_sSourceDir) )
 199                 {
 200                     OSL_FAIL( "WordbookMigration::initialize: argument UserData has wrong type!" );
 201                 }
 202                 m_sSourceDir += "/user/wordbook";
 203                 break;
 204             }
 205         }
 206     }
 207
 208
 209     // XJob
 210
 211
 212     Any WordbookMigration::execute( const Sequence< beans::NamedValue >& )
 213     {
 214         ::osl::MutexGuard aGuard( m_aMutex );
 215
 216         copyFiles();
 217
 218         return Any();
 219     }
 220
 221 }   // namespace migration
 222
 223
 224 extern "C" SAL_DLLPUBLIC_EXPORT css::uno::XInterface*
 225 desktop_WordbookMigration_get_implementation(
 226     css::uno::XComponentContext* , css::uno::Sequence<css::uno::Any> const&)
 227 {
 228     return cppu::acquire(new migration::WordbookMigration());
 229 }
 230
 231 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */