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