xref: /AOO41X/main/dbaccess/source/ui/misc/dbsubcomponentcontroller.cxx (revision cdf0e10c4e3984b49a9502b011690b615761d4a3)

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 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * Copyright 2000, 2010 Oracle and/or its affiliates.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_dbaccess.hxx"

#include "browserids.hxx"
#include "commontypes.hxx"
#include "dataview.hxx"
#include "dbu_misc.hrc"
#include "dbustrings.hrc"
#include "moduledbu.hxx"
#include "dbsubcomponentcontroller.hxx"

/** === begin UNO includes === **/
#include <com/sun/star/frame/XUntitledNumbers.hpp>
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <com/sun/star/container/XChild.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/sdb/XDocumentDataSource.hpp>
#include <com/sun/star/sdb/XOfficeDatabaseDocument.hpp>
#include <com/sun/star/sdbc/XDataSource.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/frame/XUntitledNumbers.hpp>
/** === end UNO includes === **/

#include <comphelper/sequence.hxx>
#include <comphelper/types.hxx>
#include <connectivity/dbexception.hxx>
#include <connectivity/dbtools.hxx>
#include <cppuhelper/typeprovider.hxx>
#include <rtl/ustrbuf.hxx>
#include <toolkit/unohlp.hxx>
#include <tools/debug.hxx>
#include <tools/diagnose_ex.h>
#include <vcl/msgbox.hxx>

//........................................................................
namespace dbaui
{
//........................................................................

    /** === begin UNO using === **/
    using ::com::sun::star::uno::Any;
    using ::com::sun::star::uno::Reference;
    using ::com::sun::star::beans::XPropertySet;
    using ::com::sun::star::util::XNumberFormatter;
    using ::com::sun::star::lang::XMultiServiceFactory;
    using ::com::sun::star::uno::RuntimeException;
    using ::com::sun::star::uno::Sequence;
    using ::com::sun::star::uno::Type;
    using ::com::sun::star::sdbc::XConnection;
    using ::com::sun::star::uno::UNO_QUERY;
    using ::com::sun::star::container::XChild;
    using ::com::sun::star::sdbc::XDataSource;
    using ::com::sun::star::util::XNumberFormatter;
    using ::com::sun::star::util::XNumberFormatsSupplier;
    using ::com::sun::star::frame::XFrame;
    using ::com::sun::star::uno::Exception;
    using ::com::sun::star::sdbc::SQLException;
    using ::com::sun::star::lang::EventObject;
    using ::com::sun::star::beans::PropertyValue;
    using ::com::sun::star::frame::XModel;
    using ::com::sun::star::sdb::XOfficeDatabaseDocument;
    using ::com::sun::star::awt::XWindow;
    using ::com::sun::star::sdbc::XDatabaseMetaData;
    using ::com::sun::star::sdb::XDocumentDataSource;
    using ::com::sun::star::document::XEmbeddedScripts;
    using ::com::sun::star::lang::IllegalArgumentException;
    using ::com::sun::star::uno::UNO_SET_THROW;
    using ::com::sun::star::uno::UNO_QUERY_THROW;
    using ::com::sun::star::frame::XUntitledNumbers;
    using ::com::sun::star::beans::PropertyVetoException;
    /** === end UNO using === **/

    class DataSourceHolder
    {
    public:
        DataSourceHolder()
        {
        }

        DataSourceHolder( const Reference< XDataSource >& _rxDataSource )
        {
            m_xDataSource = _rxDataSource;
            Reference< XDocumentDataSource > xDocDS( m_xDataSource, UNO_QUERY );
            if ( xDocDS.is() )
                m_xDocument = xDocDS->getDatabaseDocument();

            m_xDataSourceProps.set( m_xDataSource, UNO_QUERY );
        }

        const Reference< XDataSource >&             getDataSource() const { return m_xDataSource; }
        const Reference< XPropertySet >&            getDataSourceProps() const { return m_xDataSourceProps; }
        const Reference< XOfficeDatabaseDocument >  getDatabaseDocument() const { return m_xDocument; }

        bool is() const { return m_xDataSource.is(); }

        void clear()
        {
            m_xDataSource.clear();
            m_xDocument.clear();
        }

    private:
        Reference< XDataSource >                m_xDataSource;
        Reference< XPropertySet >               m_xDataSourceProps;
        Reference< XOfficeDatabaseDocument >    m_xDocument;
    };

    struct DBSubComponentController_Impl
    {
    private:
        ::boost::optional< bool >       m_aDocScriptSupport;

    public:
        OModuleClient                   m_aModuleClient;
        ::dbtools::SQLExceptionInfo     m_aCurrentError;

        ::cppu::OInterfaceContainerHelper
                                        m_aModifyListeners;

		// <properties>
        SharedConnection                m_xConnection;
        ::dbtools::DatabaseMetaData     m_aSdbMetaData;
		// </properties>
		::rtl::OUString	                m_sDataSourceName;		// the data source we're working for
		DataSourceHolder                m_aDataSource;
        Reference< XModel >             m_xDocument;
		Reference< XNumberFormatter > 	m_xFormatter;	// a number formatter working with the connection's NumberFormatsSupplier
        sal_Int32                       m_nDocStartNumber;
		sal_Bool		                m_bSuspended;	// is true when the controller was already suspended
		sal_Bool		                m_bEditable;	// is the control readonly or not
		sal_Bool		                m_bModified;	// is the data modified
        bool                            m_bNotAttached;

        DBSubComponentController_Impl( ::osl::Mutex& i_rMutex )
            :m_aDocScriptSupport()
            ,m_aModifyListeners( i_rMutex )
            ,m_nDocStartNumber(0)
            ,m_bSuspended( sal_False )
		    ,m_bEditable(sal_True)
		    ,m_bModified(sal_False)
            ,m_bNotAttached(true)
        {
        }

        bool    documentHasScriptSupport() const
        {
            OSL_PRECOND( !!m_aDocScriptSupport,
                "DBSubComponentController_Impl::documentHasScriptSupport: not completely initialized, yet - don't know!?" );
            return !!m_aDocScriptSupport && *m_aDocScriptSupport;
        }

        void    setDocumentScriptSupport( const bool _bSupport )
        {
            OSL_PRECOND( !m_aDocScriptSupport,
                "DBSubComponentController_Impl::setDocumentScriptSupport: already initialized!" );
            m_aDocScriptSupport = ::boost::optional< bool >( _bSupport );
        }
    };

	//====================================================================
	//= DBSubComponentController
	//====================================================================
	//--------------------------------------------------------------------
	DBSubComponentController::DBSubComponentController(const Reference< XMultiServiceFactory >& _rxORB)
        :DBSubComponentController_Base( _rxORB )
        ,m_pImpl( new DBSubComponentController_Impl( getMutex() ) )
	{
	}

    //--------------------------------------------------------------------
    DBSubComponentController::~DBSubComponentController()
    {
    }

	//--------------------------------------------------------------------
    void DBSubComponentController::impl_initialize()
    {
        OGenericUnoController::impl_initialize();

        const ::comphelper::NamedValueCollection& rArguments( getInitParams() );

		Reference< XConnection > xConnection;
        xConnection = rArguments.getOrDefault( (::rtl::OUString)PROPERTY_ACTIVE_CONNECTION, xConnection );

        if ( !xConnection.is() )
            ::dbtools::isEmbeddedInDatabase( getModel(), xConnection );

		if ( xConnection.is() )
            initializeConnection( xConnection );

		bool bShowError = true;
		if ( !isConnected() )
        {
			reconnect( sal_False );
			bShowError = false;
		}
		if ( !isConnected() )
		{
			if ( bShowError )
				connectionLostMessage();
			throw IllegalArgumentException();
		}
    }

    //--------------------------------------------------------------------
    Any SAL_CALL DBSubComponentController::queryInterface(const Type& _rType) throw (RuntimeException)
    {
        if ( _rType.equals( XScriptInvocationContext::static_type() ) )
        {
            if ( m_pImpl->documentHasScriptSupport() )
                return makeAny( Reference< XScriptInvocationContext >( this ) );
            return Any();
        }

        return DBSubComponentController_Base::queryInterface( _rType );
    }

    //--------------------------------------------------------------------
    Sequence< Type > SAL_CALL DBSubComponentController::getTypes(  ) throw (RuntimeException)
    {
        Sequence< Type > aTypes( DBSubComponentController_Base::getTypes() );
        if ( !m_pImpl->documentHasScriptSupport() )
        {
            Sequence< Type > aStrippedTypes( aTypes.getLength() - 1 );
            ::std::remove_copy_if(
                aTypes.getConstArray(),
                aTypes.getConstArray() + aTypes.getLength(),
                aStrippedTypes.getArray(),
                ::std::bind2nd( ::std::equal_to< Type >(), XScriptInvocationContext::static_type() )
            );
            aTypes = aStrippedTypes;
        }
        return aTypes;
    }

	//--------------------------------------------------------------------
	void DBSubComponentController::initializeConnection( const Reference< XConnection >& _rxForeignConn )
	{
		DBG_ASSERT( !isConnected(), "DBSubComponentController::initializeConnection: not to be called when already connected!" );
			// usually this gets called from within initialize of derived classes ...
		if ( isConnected() )
			disconnect();

        m_pImpl->m_xConnection.reset( _rxForeignConn, SharedConnection::NoTakeOwnership );
        m_pImpl->m_aSdbMetaData.reset( m_pImpl->m_xConnection );
		startConnectionListening( m_pImpl->m_xConnection );

		// get the data source the connection belongs to
		try
		{
            // determine our data source
            OSL_PRECOND( !m_pImpl->m_aDataSource.is(), "DBSubComponentController::initializeConnection: already a data source in this phase?" );
            {
			    Reference< XChild > xConnAsChild( m_pImpl->m_xConnection, UNO_QUERY );
			    Reference< XDataSource > xDS;
			    if ( xConnAsChild.is() )
				    xDS = Reference< XDataSource >( xConnAsChild->getParent(), UNO_QUERY );

			    // (take the indirection through XDataSource to ensure we have a correct object ....)
			    m_pImpl->m_aDataSource = xDS;
            }
            OSL_POSTCOND( m_pImpl->m_aDataSource.is(), "DBSubComponentController::initializeConnection: unable to obtain the data source object!" );

            if ( m_pImpl->m_bNotAttached )
            {
                Reference< XUntitledNumbers > xUntitledProvider( getDatabaseDocument(), UNO_QUERY );
                m_pImpl->m_nDocStartNumber = 1;
                if ( xUntitledProvider.is() )
                    m_pImpl->m_nDocStartNumber = xUntitledProvider->leaseNumber( static_cast< XWeak* >( this ) );
            }

            // determine the availability of script support in our document. Our own XScriptInvocationContext
            // interface depends on this
            m_pImpl->setDocumentScriptSupport( Reference< XEmbeddedScripts >( getDatabaseDocument(), UNO_QUERY ).is() );

            // get a number formatter
            Reference< XPropertySet > xDataSourceProps( m_pImpl->m_aDataSource.getDataSourceProps(), UNO_SET_THROW );
			xDataSourceProps->getPropertyValue( PROPERTY_NAME ) >>= m_pImpl->m_sDataSourceName;
			DBG_ASSERT( m_pImpl->m_sDataSourceName.getLength(), "DBSubComponentController::initializeConnection: invalid data source name!" );
			Reference< XNumberFormatsSupplier> xSupplier = ::dbtools::getNumberFormats(m_pImpl->m_xConnection);
			if(xSupplier.is())
			{
				m_pImpl->m_xFormatter = Reference< XNumberFormatter >(getORB()
					->createInstance(::rtl::OUString::createFromAscii("com.sun.star.util.NumberFormatter")), UNO_QUERY);
				m_pImpl->m_xFormatter->attachNumberFormatsSupplier(xSupplier);
			}
			OSL_ENSURE(m_pImpl->m_xFormatter.is(),"No NumberFormatter!");
		}
        catch( const Exception& )
        {
            DBG_UNHANDLED_EXCEPTION();
        }
	}

	//--------------------------------------------------------------------
	void DBSubComponentController::reconnect( sal_Bool _bUI )
	{
		OSL_ENSURE(!m_pImpl->m_bSuspended, "Cannot reconnect while suspended!");

		stopConnectionListening( m_pImpl->m_xConnection );
        m_pImpl->m_aSdbMetaData.reset( NULL );
        m_pImpl->m_xConnection.clear();

		// reconnect
		sal_Bool bReConnect = sal_True;
		if ( _bUI )
		{
			QueryBox aQuery( getView(), ModuleRes(QUERY_CONNECTION_LOST) );
			bReConnect = ( RET_YES == aQuery.Execute() );
		}

		// now really reconnect ...
		if ( bReConnect )
        {
            m_pImpl->m_xConnection.reset( connect( m_pImpl->m_aDataSource.getDataSource(), NULL ), SharedConnection::TakeOwnership );
            m_pImpl->m_aSdbMetaData.reset( m_pImpl->m_xConnection );
        }

		// invalidate all slots
		InvalidateAll();
	}

	//--------------------------------------------------------------------
	void DBSubComponentController::disconnect()
	{
		stopConnectionListening(m_pImpl->m_xConnection);
        m_pImpl->m_aSdbMetaData.reset( NULL );
        m_pImpl->m_xConnection.clear();

		InvalidateAll();
	}

	//--------------------------------------------------------------------
	void DBSubComponentController::losingConnection()
	{
		// our connection was disposed so we need a new one
		reconnect( sal_True );
	    InvalidateAll();
	}

	//--------------------------------------------------------------------
	void SAL_CALL DBSubComponentController::disposing()
	{
		DBSubComponentController_Base::disposing();

        disconnect();

		attachFrame( Reference < XFrame >() );

		m_pImpl->m_aDataSource.clear();
	}

	//--------------------------------------------------------------------
	void SAL_CALL DBSubComponentController::disposing(const EventObject& _rSource) throw( RuntimeException )
	{
        if ( _rSource.Source == getConnection() )
        {
		    if (    !m_pImpl->m_bSuspended // when already suspended then we don't have to reconnect
			    &&	!getBroadcastHelper().bInDispose
			    &&	!getBroadcastHelper().bDisposed
			    &&	isConnected()
			    )
		    {
			    losingConnection();
		    }
            else
            {
                m_pImpl->m_xConnection.reset( m_pImpl->m_xConnection, SharedConnection::NoTakeOwnership );
                    // this prevents the "disposeComponent" call in disconnect
                disconnect();
            }
        }
		else
            DBSubComponentController_Base::disposing( _rSource );
	}

    //--------------------------------------------------------------------
    void DBSubComponentController::appendError( const ::rtl::OUString& _rErrorMessage, const ::dbtools::StandardSQLState _eSQLState,
            const sal_Int32 _nErrorCode )
	{
        m_pImpl->m_aCurrentError.append( ::dbtools::SQLExceptionInfo::SQL_EXCEPTION, _rErrorMessage, getStandardSQLStateAscii( _eSQLState ),
            _nErrorCode );
	}
	//--------------------------------------------------------------------
	void DBSubComponentController::clearError()
	{
        m_pImpl->m_aCurrentError = ::dbtools::SQLExceptionInfo();
	}

	//--------------------------------------------------------------------
	sal_Bool DBSubComponentController::hasError() const
	{
		return m_pImpl->m_aCurrentError.isValid();
	}

	//--------------------------------------------------------------------
    const ::dbtools::SQLExceptionInfo& DBSubComponentController::getError() const
    {
        return m_pImpl->m_aCurrentError;
    }

	//--------------------------------------------------------------------
    void DBSubComponentController::displayError()
    {
        showError( m_pImpl->m_aCurrentError );
    }

	//--------------------------------------------------------------------
	sal_Bool SAL_CALL DBSubComponentController::suspend(sal_Bool bSuspend) throw( RuntimeException )
	{
		m_pImpl->m_bSuspended = bSuspend;
		if ( !bSuspend && !isConnected() )
			reconnect(sal_True);


		return sal_True;
	}

    // -----------------------------------------------------------------------------
    sal_Bool SAL_CALL DBSubComponentController::attachModel( const Reference< XModel > & _rxModel) throw( RuntimeException )
    {
        if ( !_rxModel.is() )
            return sal_False;
        if ( !DBSubComponentController_Base::attachModel( _rxModel ) )
            return sal_False;

        m_pImpl->m_bNotAttached = false;
        if ( m_pImpl->m_nDocStartNumber == 1 )
            releaseNumberForComponent();

        Reference< XUntitledNumbers > xUntitledProvider( _rxModel, UNO_QUERY );
        m_pImpl->m_nDocStartNumber = 1;
        if ( xUntitledProvider.is() )
            m_pImpl->m_nDocStartNumber = xUntitledProvider->leaseNumber( static_cast< XWeak* >( this ) );

		return sal_True;
    }

	// -----------------------------------------------------------------------------
	void DBSubComponentController::Execute(sal_uInt16 _nId, const Sequence< PropertyValue >& _rArgs)
	{
        if ( _nId == ID_BROWSER_CLOSE )
        {
            closeTask();
            return;
        }

        DBSubComponentController_Base::Execute( _nId, _rArgs );
		InvalidateFeature( _nId );
	}

	// -----------------------------------------------------------------------------
	::rtl::OUString DBSubComponentController::getDataSourceName() const
	{
		::rtl::OUString sName;
        Reference< XPropertySet > xDataSourceProps( m_pImpl->m_aDataSource.getDataSourceProps() );
		if ( xDataSourceProps.is() )
			xDataSourceProps->getPropertyValue(PROPERTY_NAME) >>= sName;
		return sName;
	}
	// -----------------------------------------------------------------------------
	void DBSubComponentController::connectionLostMessage() const
	{
		String aMessage(ModuleRes(RID_STR_CONNECTION_LOST));
		Reference< XWindow > xWindow = getTopMostContainerWindow();
		Window* pWin = NULL;
		if ( xWindow.is() )
			pWin = VCLUnoHelper::GetWindow(xWindow);
		if ( !pWin )
			pWin = getView()->Window::GetParent();

		InfoBox(pWin, aMessage).Execute();
	}
	// -----------------------------------------------------------------------------
	const Reference< XConnection >& DBSubComponentController::getConnection() const
	{
		return m_pImpl->m_xConnection;
	}

    // -----------------------------------------------------------------------------
    sal_Bool DBSubComponentController::isReadOnly() const
    {
        return !m_pImpl->m_bEditable;
    }

	// -----------------------------------------------------------------------------
	sal_Bool DBSubComponentController::isEditable() const
    {
        return m_pImpl->m_bEditable;
    }

	// -----------------------------------------------------------------------------
    void DBSubComponentController::setEditable(sal_Bool _bEditable)
    {
        m_pImpl->m_bEditable = _bEditable;
    }

	// -----------------------------------------------------------------------------
    const ::dbtools::DatabaseMetaData& DBSubComponentController::getSdbMetaData() const
    {
        return m_pImpl->m_aSdbMetaData;
    }

	// -----------------------------------------------------------------------------
    sal_Bool DBSubComponentController::isConnected() const
    {
        return m_pImpl->m_xConnection.is();
    }

	// -----------------------------------------------------------------------------
    Reference< XDatabaseMetaData > DBSubComponentController::getMetaData( ) const
    {
        Reference< XDatabaseMetaData > xMeta;
        try
        {
            if ( isConnected() )
                xMeta.set( m_pImpl->m_xConnection->getMetaData(), UNO_SET_THROW );
        }
        catch( const Exception& )
        {
        	DBG_UNHANDLED_EXCEPTION();
        }
        return xMeta;
    }

	// -----------------------------------------------------------------------------
    const Reference< XPropertySet >& DBSubComponentController::getDataSource() const
    {
        return m_pImpl->m_aDataSource.getDataSourceProps();
    }

	// -----------------------------------------------------------------------------
    sal_Bool DBSubComponentController::haveDataSource() const
    {
        return m_pImpl->m_aDataSource.is();
    }

	// -----------------------------------------------------------------------------
    Reference< XModel > DBSubComponentController::getDatabaseDocument() const
    {
        return Reference< XModel >( m_pImpl->m_aDataSource.getDatabaseDocument(), UNO_QUERY );
    }

	// -----------------------------------------------------------------------------
    Reference< XNumberFormatter > DBSubComponentController::getNumberFormatter() const
    {
        return m_pImpl->m_xFormatter;
    }

    // -----------------------------------------------------------------------------
    Reference< XModel > DBSubComponentController::getPrivateModel() const
    {
		return getDatabaseDocument();
    }
    // -----------------------------------------------------------------------------
    // XTitle
    ::rtl::OUString SAL_CALL DBSubComponentController::getTitle()
        throw (RuntimeException)
    {
        ::osl::MutexGuard aGuard( getMutex() );
        if ( m_bExternalTitle )
            return impl_getTitleHelper_throw()->getTitle ();

        ::rtl::OUStringBuffer sTitle;
        Reference< XTitle > xTitle(getPrivateModel(),UNO_QUERY);
        if ( xTitle.is() )
        {
            sTitle.append( xTitle->getTitle() );
            sTitle.appendAscii(" : ");
        }
        sTitle.append( getPrivateTitle() );
        return sTitle.makeStringAndClear();
    }

    // -----------------------------------------------------------------------------
    sal_Int32 DBSubComponentController::getCurrentStartNumber() const
    {
        return m_pImpl->m_nDocStartNumber;
    }

    // -----------------------------------------------------------------------------
    Reference< XEmbeddedScripts > SAL_CALL DBSubComponentController::getScriptContainer() throw (RuntimeException)
    {
        ::osl::MutexGuard aGuard( getMutex() );
        if ( !m_pImpl->documentHasScriptSupport() )
            return NULL;

        return Reference< XEmbeddedScripts >( getDatabaseDocument(), UNO_QUERY_THROW );
    }

    // -----------------------------------------------------------------------------
    void SAL_CALL DBSubComponentController::addModifyListener( const Reference< XModifyListener >& i_Listener ) throw (RuntimeException)
    {
        ::osl::MutexGuard aGuard( getMutex() );
        m_pImpl->m_aModifyListeners.addInterface( i_Listener );
    }

    // -----------------------------------------------------------------------------
    void SAL_CALL DBSubComponentController::removeModifyListener( const Reference< XModifyListener >& i_Listener ) throw (RuntimeException)
    {
        ::osl::MutexGuard aGuard( getMutex() );
        m_pImpl->m_aModifyListeners.removeInterface( i_Listener );
    }

    // -----------------------------------------------------------------------------
    ::sal_Bool SAL_CALL DBSubComponentController::isModified(  ) throw (RuntimeException)
    {
        ::osl::MutexGuard aGuard( getMutex() );
        return impl_isModified();
    }

    // -----------------------------------------------------------------------------
    void SAL_CALL DBSubComponentController::setModified( ::sal_Bool i_bModified ) throw (PropertyVetoException, RuntimeException)
    {
        ::osl::ClearableMutexGuard aGuard( getMutex() );

        if ( m_pImpl->m_bModified == i_bModified )
            return;

		m_pImpl->m_bModified = i_bModified;
        impl_onModifyChanged();

        EventObject aEvent( *this );
        aGuard.clear();
        m_pImpl->m_aModifyListeners.notifyEach( &XModifyListener::modified, aEvent );
    }

    // -----------------------------------------------------------------------------
    sal_Bool DBSubComponentController::impl_isModified() const
    {
        return m_pImpl->m_bModified;
    }

    // -----------------------------------------------------------------------------
    void DBSubComponentController::impl_onModifyChanged()
    {
        InvalidateFeature( ID_BROWSER_SAVEDOC );
        if ( isFeatureSupported( ID_BROWSER_SAVEASDOC ) )
            InvalidateFeature( ID_BROWSER_SAVEASDOC );
    }

//........................................................................
}	// namespace dbaui
//........................................................................