svx/source/form/fmdocumentclassification.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
  21 #include "fmdocumentclassification.hxx"
  22 #include "svx/dbtoolsclient.hxx"
  23
  24 #include <com/sun/star/container/XChild.hpp>
  25 #include <com/sun/star/lang/XServiceInfo.hpp>
  26 #include <com/sun/star/xforms/XFormsSupplier.hpp>
  27 #include <com/sun/star/sdbc/XConnection.hpp>
  28 #include <com/sun/star/frame/XModule.hpp>
  29
  30 #include <tools/diagnose_ex.h>
  31
  32 //........................................................................
  33 namespace svxform
  34 {
  35 //........................................................................
  36
  37     namespace
  38     {
  39         using ::com::sun::star::uno::Reference;
  40         using ::com::sun::star::uno::XInterface;
  41         using ::com::sun::star::container::XChild;
  42         using ::com::sun::star::frame::XModel;
  43         using ::com::sun::star::uno::UNO_QUERY;
  44         using ::com::sun::star::frame::XModule;
  45
  46         //....................................................................
  47         template< class TYPE >
  48         Reference< TYPE > getTypedModelNode( const Reference< XInterface >& _rxModelNode )
  49         {
  50             Reference< TYPE > xTypedNode( _rxModelNode, UNO_QUERY );
  51             if ( xTypedNode.is() )
  52                 return xTypedNode;
  53             else
  54             {
  55                 Reference< XChild > xChild( _rxModelNode, UNO_QUERY );
  56                 if ( xChild.is() )
  57                     return getTypedModelNode< TYPE >( xChild->getParent() );
  58                 else
  59                     return Reference< TYPE >();
  60             }
  61         }
  62
  63         //....................................................................
  64         Reference< XModel > getDocument( const Reference< XInterface >& _rxModelNode )
  65         {
  66             return getTypedModelNode< XModel >( _rxModelNode );
  67         }
  68     }
  69
  70     using namespace ::com::sun::star::uno;
  71     using namespace ::com::sun::star::frame;
  72     using namespace ::com::sun::star::lang;
  73     using namespace ::com::sun::star::xforms;
  74     using namespace ::com::sun::star::container;
  75     using namespace ::com::sun::star::sdbc;
  76
  77     //====================================================================
  78     //====================================================================
  79     namespace
  80     {
  81         //----------------------------------------------------------------
  82         struct ModuleInfo
  83         {
  84             const sal_Char* pAsciiModuleOrServiceName;
  85             DocumentType    eType;
  86         };
  87
  88         //----------------------------------------------------------------
  89         const ModuleInfo* lcl_getModuleInfo()
  90         {
  91             static const ModuleInfo aModuleInfo[] =
  92             {
  93                 { "com.sun.star.text.TextDocument", eTextDocument },
  94                 { "com.sun.star.text.WebDocument", eWebDocument },
  95                 { "com.sun.star.sheet.SpreadsheetDocument", eSpreadsheetDocument },
  96                 { "com.sun.star.drawing.DrawingDocument", eDrawingDocument },
  97                 { "com.sun.star.presentation.PresentationDocument", ePresentationDocument },
  98                 { "com.sun.star.xforms.XMLFormDocument", eEnhancedForm },
  99                 { "com.sun.star.sdb.FormDesign", eDatabaseForm },
 100                 { "com.sun.star.sdb.TextReportDesign", eDatabaseReport },
 101                 { "com.sun.star.text.GlobalDocument", eTextDocument },
 102                 { NULL, eUnknownDocumentType }
 103             };
 104             return aModuleInfo;
 105         }
 106     }
 107
 108     //====================================================================
 109     //= DocumentClassification
 110     //====================================================================
 111     //--------------------------------------------------------------------
 112     DocumentType DocumentClassification::classifyDocument( const Reference< XModel >& _rxDocumentModel ) SAL_THROW(())
 113     {
 114         DocumentType eType( eUnknownDocumentType );
 115
 116         OSL_ENSURE( _rxDocumentModel.is(), "DocumentClassification::classifyDocument: invalid document!" );
 117         if ( !_rxDocumentModel.is() )
 118             return eType;
 119
 120         try
 121         {
 122             // first, check whether the document has a ModuleIdentifier which we know
 123             Reference< XModule > xModule( _rxDocumentModel, UNO_QUERY );
 124             if ( xModule.is() )
 125                 eType = getDocumentTypeForModuleIdentifier( xModule->getIdentifier() );
 126             if ( eType != eUnknownDocumentType )
 127                 return eType;
 128
 129             // second, check whether it supports one of the services we know
 130             Reference< XServiceInfo > xSI( _rxDocumentModel, UNO_QUERY_THROW );
 131             const ModuleInfo* pModuleInfo = lcl_getModuleInfo();
 132             while ( pModuleInfo->pAsciiModuleOrServiceName )
 133             {
 134                 if ( xSI->supportsService( OUString::createFromAscii( pModuleInfo->pAsciiModuleOrServiceName ) ) )
 135                     return pModuleInfo->eType;
 136                 ++pModuleInfo;
 137             }
 138
 139             // last: uhm, there is no last resort
 140             OSL_FAIL( "DocumentClassification::classifyDocument: unknown document!" );
 141         }
 142         catch( const Exception& )
 143         {
 144             DBG_UNHANDLED_EXCEPTION();
 145         }
 146
 147         return eType;
 148     }
 149
 150     //--------------------------------------------------------------------
 151     DocumentType DocumentClassification::classifyHostDocument( const Reference< XInterface >& _rxFormComponent ) SAL_THROW(())
 152     {
 153         DocumentType eType( eUnknownDocumentType );
 154
 155         try
 156         {
 157             Reference< XModel > xDocument( getDocument( _rxFormComponent.get() ) );
 158             if ( !xDocument.is() )
 159                 return eUnknownDocumentType;
 160             eType = classifyDocument( xDocument );
 161         }
 162         catch( const Exception& )
 163         {
 164             OSL_FAIL( "DocumentClassification::classifyHostDocument: caught an exception!" );
 165         }
 166
 167         return eType;
 168     }
 169
 170     //--------------------------------------------------------------------
 171     DocumentType DocumentClassification::getDocumentTypeForModuleIdentifier( const OUString& _rModuleIdentifier )
 172     {
 173         const ModuleInfo* pModuleInfo = lcl_getModuleInfo();
 174         while ( pModuleInfo->pAsciiModuleOrServiceName )
 175         {
 176             if ( _rModuleIdentifier.equalsAscii( pModuleInfo->pAsciiModuleOrServiceName ) )
 177                 return pModuleInfo->eType;
 178             ++pModuleInfo;
 179         }
 180         return eUnknownDocumentType;
 181     }
 182
 183     //--------------------------------------------------------------------
 184     OUString DocumentClassification::getModuleIdentifierForDocumentType( DocumentType _eType )
 185     {
 186         const ModuleInfo* pModuleInfo = lcl_getModuleInfo();
 187         while ( pModuleInfo->pAsciiModuleOrServiceName )
 188         {
 189             if ( pModuleInfo->eType == _eType )
 190                 return OUString::createFromAscii( pModuleInfo->pAsciiModuleOrServiceName );
 191             ++pModuleInfo;
 192         }
 193         return OUString();
 194     }
 195
 196 //........................................................................
 197 } // namespace svxform
 198 //........................................................................
 199
 200 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */