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