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