dbaccess/source/core/recovery/settingsimport.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 "settingsimport.hxx"
  21
  22 #include <tools/diagnose_ex.h>
  23 #include <sax/tools/converter.hxx>
  24 #include <xmloff/xmltoken.hxx>
  25
  26 //........................................................................
  27 namespace dbaccess
  28 {
  29 //........................................................................
  30
  31     /** === begin UNO using === **/
  32     using ::com::sun::star::uno::Reference;
  33     using ::com::sun::star::uno::XInterface;
  34     using ::com::sun::star::uno::UNO_QUERY;
  35     using ::com::sun::star::uno::UNO_QUERY_THROW;
  36     using ::com::sun::star::uno::UNO_SET_THROW;
  37     using ::com::sun::star::uno::Exception;
  38     using ::com::sun::star::uno::RuntimeException;
  39     using ::com::sun::star::uno::Any;
  40     using ::com::sun::star::uno::makeAny;
  41     using ::com::sun::star::uno::Sequence;
  42     using ::com::sun::star::uno::Type;
  43     using ::com::sun::star::xml::sax::XAttributeList;
  44     /** === end UNO using === **/
  45
  46     //====================================================================
  47     //= SettingsImport
  48     //====================================================================
  49     //--------------------------------------------------------------------
  50     SettingsImport::SettingsImport()
  51         :m_refCount( 0 )
  52     {
  53     }
  54
  55     //--------------------------------------------------------------------
  56     SettingsImport::~SettingsImport()
  57     {
  58     }
  59
  60     //--------------------------------------------------------------------
  61     oslInterlockedCount SAL_CALL SettingsImport::acquire()
  62     {
  63         return osl_atomic_increment( &m_refCount );
  64     }
  65
  66     //--------------------------------------------------------------------
  67     oslInterlockedCount SAL_CALL SettingsImport::release()
  68     {
  69         oslInterlockedCount newCount = osl_atomic_decrement( &m_refCount );
  70         if ( newCount == 0 )
  71             delete this;
  72         return newCount;
  73     }
  74
  75     //--------------------------------------------------------------------
  76     void SettingsImport::startElement( const Reference< XAttributeList >& i_rAttributes )
  77     {
  78         // find the name of the setting
  79         if ( i_rAttributes.is() )
  80         {
  81             m_sItemName = i_rAttributes->getValueByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "config:name" ) ) );
  82             m_sItemType = i_rAttributes->getValueByName( ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "config:type" ) ) );
  83         }
  84     }
  85
  86     //--------------------------------------------------------------------
  87     void SettingsImport::endElement()
  88     {
  89     }
  90
  91     //--------------------------------------------------------------------
  92     void SettingsImport::characters( const ::rtl::OUString& i_rCharacters )
  93     {
  94         m_aCharacters.append( i_rCharacters );
  95     }
  96
  97     //--------------------------------------------------------------------
  98     void SettingsImport::split( const ::rtl::OUString& i_rElementName, ::rtl::OUString& o_rNamespace, ::rtl::OUString& o_rLocalName )
  99     {
 100         o_rNamespace = ::rtl::OUString();
 101         o_rLocalName = i_rElementName;
 102         const sal_Int32 nSeparatorPos = i_rElementName.indexOf( ':' );
 103         if ( nSeparatorPos > -1 )
 104         {
 105             o_rNamespace = i_rElementName.copy( 0, nSeparatorPos );
 106             o_rLocalName = i_rElementName.copy( nSeparatorPos + 1 );
 107         }
 108
 109         OSL_ENSURE( o_rNamespace == "config", "SettingsImport::split: unexpected namespace!" );
 110             // our recovery file is kind of hand-made, so there shouldn't be anything else than "config".
 111             // If there is, then just ignore it ...
 112     }
 113
 114     //====================================================================
 115     //= IgnoringSettingsImport
 116     //====================================================================
 117     //--------------------------------------------------------------------
 118     ::rtl::Reference< SettingsImport > IgnoringSettingsImport::nextState( const ::rtl::OUString& i_rElementName )
 119     {
 120         (void)i_rElementName;
 121         return this;
 122     }
 123
 124     //====================================================================
 125     //= OfficeSettingsImport
 126     //====================================================================
 127     //--------------------------------------------------------------------
 128     OfficeSettingsImport::OfficeSettingsImport( ::comphelper::NamedValueCollection& o_rSettings )
 129         :m_rSettings( o_rSettings )
 130     {
 131     }
 132
 133     //--------------------------------------------------------------------
 134     OfficeSettingsImport::~OfficeSettingsImport()
 135     {
 136     }
 137
 138     //--------------------------------------------------------------------
 139     ::rtl::Reference< SettingsImport > OfficeSettingsImport::nextState( const ::rtl::OUString& i_rElementName )
 140     {
 141         // separate the namespace part from the element name
 142         ::rtl::OUString sNamespace;
 143         ::rtl::OUString sLocalName;
 144         split( i_rElementName, sNamespace, sLocalName );
 145
 146         if ( sLocalName == "config-item-set" )
 147             return new ConfigItemSetImport( m_rSettings );
 148
 149 #if OSL_DEBUG_LEVEL > 0
 150         ::rtl::OString sMessage( "unknown (or unsupported at this place) element name '" );
 151         sMessage += ::rtl::OUStringToOString( i_rElementName, RTL_TEXTENCODING_UTF8 );
 152         sMessage += "', ignoring";
 153         OSL_FAIL( sMessage.getStr() );
 154 #endif
 155         return new IgnoringSettingsImport;
 156     }
 157
 158     //====================================================================
 159     //= ConfigItemImport
 160     //====================================================================
 161     //--------------------------------------------------------------------
 162     ConfigItemImport::ConfigItemImport( ::comphelper::NamedValueCollection& o_rSettings )
 163         :m_rSettings( o_rSettings )
 164     {
 165     }
 166
 167     //--------------------------------------------------------------------
 168     ConfigItemImport::~ConfigItemImport()
 169     {
 170     }
 171
 172     //--------------------------------------------------------------------
 173     ::rtl::Reference< SettingsImport > ConfigItemImport::nextState( const ::rtl::OUString& i_rElementName )
 174     {
 175         OSL_FAIL( "ConfigItemImport::nextState: unexpected: this class is responsible for child-less items only!" );
 176         (void)i_rElementName;
 177         return new IgnoringSettingsImport;
 178     }
 179
 180     //--------------------------------------------------------------------
 181     void ConfigItemImport::endElement()
 182     {
 183         SettingsImport::endElement();
 184
 185         const ::rtl::OUString sItemName( getItemName() );
 186         ENSURE_OR_RETURN_VOID( !sItemName.isEmpty(), "no item name -> no item value" );
 187         Any aValue;
 188         getItemValue( aValue );
 189         m_rSettings.put( sItemName, aValue );
 190     }
 191
 192     //--------------------------------------------------------------------
 193     void ConfigItemImport::getItemValue( ::com::sun::star::uno::Any& o_rValue ) const
 194     {
 195         o_rValue.clear();
 196
 197         // the characters building up th evalue
 198         ::rtl::OUStringBuffer aCharacters( getAccumulatedCharacters() );
 199         const ::rtl::OUString sValue = aCharacters.makeStringAndClear();
 200
 201         const ::rtl::OUString& rItemType( getItemType() );
 202         ENSURE_OR_RETURN_VOID( !rItemType.isEmpty(), "no item type -> no item value" );
 203
 204         if ( ::xmloff::token::IsXMLToken( rItemType, ::xmloff::token::XML_INT ) )
 205         {
 206             sal_Int32 nValue(0);
 207             if (::sax::Converter::convertNumber( nValue, sValue ))
 208             {
 209                 o_rValue <<= nValue;
 210             }
 211             else
 212             {
 213                 OSL_FAIL( "ConfigItemImport::getItemValue: could not convert an int value!" );
 214             }
 215         }
 216         else if ( ::xmloff::token::IsXMLToken( rItemType, ::xmloff::token::XML_BOOLEAN ) )
 217         {
 218             bool bValue(false);
 219             if (::sax::Converter::convertBool( bValue, sValue ))
 220             {
 221                 o_rValue <<= bValue;
 222             }
 223             else
 224             {
 225                 OSL_FAIL( "ConfigItemImport::getItemValue: could not convert a boolean value!" );
 226             }
 227         }
 228         else if ( ::xmloff::token::IsXMLToken( rItemType, ::xmloff::token::XML_STRING ) )
 229         {
 230             o_rValue <<= sValue;
 231         }
 232 #if OSL_DEBUG_LEVEL > 0
 233         else
 234         {
 235             ::rtl::OString sMessage( "ConfigItemImport::getItemValue: unsupported item type '" );
 236             sMessage += ::rtl::OUStringToOString( rItemType, RTL_TEXTENCODING_UTF8 );
 237             sMessage += "', ignoring";
 238             OSL_FAIL( sMessage.getStr() );
 239         }
 240 #endif
 241     }
 242
 243     //====================================================================
 244     //= ConfigItemSetImport
 245     //====================================================================
 246     //--------------------------------------------------------------------
 247     ConfigItemSetImport::ConfigItemSetImport( ::comphelper::NamedValueCollection& o_rSettings )
 248         :ConfigItemImport( o_rSettings )
 249     {
 250     }
 251
 252     //--------------------------------------------------------------------
 253     ConfigItemSetImport::~ConfigItemSetImport()
 254     {
 255     }
 256
 257     //--------------------------------------------------------------------
 258     ::rtl::Reference< SettingsImport > ConfigItemSetImport::nextState( const ::rtl::OUString& i_rElementName )
 259     {
 260         // separate the namespace part from the element name
 261         ::rtl::OUString sNamespace;
 262         ::rtl::OUString sLocalName;
 263         split( i_rElementName, sNamespace, sLocalName );
 264
 265         if ( sLocalName == "config-item-set" )
 266             return new ConfigItemSetImport( m_aChildSettings );
 267         if ( sLocalName == "config-item" )
 268             return new ConfigItemImport( m_aChildSettings );
 269
 270 #if OSL_DEBUG_LEVEL > 0
 271         ::rtl::OString sMessage( "unknown element name '" );
 272         sMessage += ::rtl::OUStringToOString( i_rElementName, RTL_TEXTENCODING_UTF8 );
 273         sMessage += "', ignoring";
 274         OSL_FAIL( sMessage.getStr() );
 275 #endif
 276         return new IgnoringSettingsImport;
 277     }
 278
 279     //--------------------------------------------------------------------
 280     void ConfigItemSetImport::getItemValue( Any& o_rValue ) const
 281     {
 282         o_rValue <<= m_aChildSettings.getPropertyValues();
 283     }
 284
 285 //........................................................................
 286 } // namespace dbaccess
 287 //........................................................................
 288
 289 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */