/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/


// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_connectivity.hxx"
#include "ado/ADriver.hxx"
#include "ado/AConnection.hxx"
#include "ado/Awrapadox.hxx"
#include "ado/ACatalog.hxx"
#include "ado/Awrapado.hxx"
#include "ado/adoimp.hxx"
#include <com/sun/star/lang/DisposedException.hpp>
#include "connectivity/dbexception.hxx"
#include "resource/ado_res.hrc"
#include <Objbase.h>


#include "resource/sharedresources.hxx"

using namespace connectivity;
using namespace connectivity::ado;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::beans;
using namespace com::sun::star::sdbc;
using namespace com::sun::star::sdbcx;
using namespace com::sun::star::lang;

// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
ODriver::ODriver(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _xORB)
	: ODriver_BASE(m_aMutex)
	,m_xORB(_xORB)
{
     if ( FAILED(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED)) )
     {
         CoUninitialize();
         int h = CoInitializeEx(NULL, COINIT_APARTMENTTHREADED);
         (void)h;
         ++h;
     }
}
// -------------------------------------------------------------------------
ODriver::~ODriver()
{
	CoUninitialize();
    CoInitialize(NULL);
}
//------------------------------------------------------------------------------
void ODriver::disposing()
{
	::osl::MutexGuard aGuard(m_aMutex);


	for (OWeakRefArray::iterator i = m_xConnections.begin(); m_xConnections.end() != i; ++i)
	{
		Reference< XComponent > xComp(i->get(), UNO_QUERY);
		if (xComp.is())
			xComp->dispose();
	}
	m_xConnections.clear();

	ODriver_BASE::disposing();
}
// static ServiceInfo
//------------------------------------------------------------------------------
rtl::OUString ODriver::getImplementationName_Static(  ) throw(RuntimeException)
{
	return rtl::OUString::createFromAscii("com.sun.star.comp.sdbc.ado.ODriver");
}
//------------------------------------------------------------------------------
Sequence< ::rtl::OUString > ODriver::getSupportedServiceNames_Static(  ) throw (RuntimeException)
{
	Sequence< ::rtl::OUString > aSNS( 2 );
	aSNS[0] = ::rtl::OUString::createFromAscii("com.sun.star.sdbc.Driver");
	aSNS[1] = ::rtl::OUString::createFromAscii("com.sun.star.sdbcx.Driver");
	return aSNS;
}
//------------------------------------------------------------------
::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface >  SAL_CALL connectivity::ado::ODriver_CreateInstance(const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& _rxFactory) throw( ::com::sun::star::uno::Exception )
{
	return *(new ODriver(_rxFactory));
}

// --------------------------------------------------------------------------------
::rtl::OUString SAL_CALL ODriver::getImplementationName(  ) throw(RuntimeException)
{
	return getImplementationName_Static();
}

// --------------------------------------------------------------------------------
sal_Bool SAL_CALL ODriver::supportsService( const ::rtl::OUString& _rServiceName ) throw(RuntimeException)
{
	Sequence< ::rtl::OUString > aSupported(getSupportedServiceNames());
	const ::rtl::OUString* pSupported = aSupported.getConstArray();
	const ::rtl::OUString* pEnd = pSupported + aSupported.getLength();
	for (;pSupported != pEnd && !pSupported->equals(_rServiceName); ++pSupported)
		;

	return pSupported != pEnd;
}

// --------------------------------------------------------------------------------
Sequence< ::rtl::OUString > SAL_CALL ODriver::getSupportedServiceNames(  ) throw(RuntimeException)
{
	return getSupportedServiceNames_Static();
}

// --------------------------------------------------------------------------------
Reference< XConnection > SAL_CALL ODriver::connect( const ::rtl::OUString& url, const Sequence< PropertyValue >& info ) throw(SQLException, RuntimeException)
{
	if ( ! acceptsURL(url) )
		return NULL;

	OConnection* pCon = new OConnection(this);
	pCon->construct(url,info);
	Reference< XConnection > xCon = pCon;
	m_xConnections.push_back(WeakReferenceHelper(*pCon));

	return xCon;
}
// --------------------------------------------------------------------------------
sal_Bool SAL_CALL ODriver::acceptsURL( const ::rtl::OUString& url )
		throw(SQLException, RuntimeException)
{
	return (!url.compareTo(::rtl::OUString::createFromAscii("sdbc:ado:"),9));
}
// -----------------------------------------------------------------------------
void ODriver::impl_checkURL_throw(const ::rtl::OUString& _sUrl)
{
    if ( !acceptsURL(_sUrl) )
    {
        SharedResources aResources;
        const ::rtl::OUString sMessage = aResources.getResourceString(STR_URI_SYNTAX_ERROR);
		::dbtools::throwGenericSQLException(sMessage ,*this);
    } // if ( !acceptsURL(_sUrl) )
}
// --------------------------------------------------------------------------------
Sequence< DriverPropertyInfo > SAL_CALL ODriver::getPropertyInfo( const ::rtl::OUString& url, const Sequence< PropertyValue >& /*info*/ ) throw(SQLException, RuntimeException)
{
	impl_checkURL_throw(url);
    if ( acceptsURL(url) )
	{
		::std::vector< DriverPropertyInfo > aDriverInfo;

		Sequence< ::rtl::OUString > aBooleanValues(2);
        aBooleanValues[0] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "false" ) );
		aBooleanValues[1] = ::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "true" ) );

		aDriverInfo.push_back(DriverPropertyInfo(
				::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("IgnoreDriverPrivileges"))
				,::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Ignore the privileges from the database driver."))
				,sal_False
				,::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "false" ) )
				,aBooleanValues)
        );
		aDriverInfo.push_back(DriverPropertyInfo(
				::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("EscapeDateTime"))
				,::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Escape date time format."))
				,sal_False
				,::rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "true" ) )
				,aBooleanValues)
		);
        aDriverInfo.push_back(DriverPropertyInfo(
				::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("TypeInfoSettings"))
				,::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("Defines how the type info of the database metadata should be manipulated."))
				,sal_False
				,::rtl::OUString( )
				,Sequence< ::rtl::OUString > ())
		);
		return Sequence< DriverPropertyInfo >(&aDriverInfo[0],aDriverInfo.size());
	}
	return Sequence< DriverPropertyInfo >();
}
// --------------------------------------------------------------------------------
sal_Int32 SAL_CALL ODriver::getMajorVersion(  ) throw(RuntimeException)
{
	return 1;
}
// --------------------------------------------------------------------------------
sal_Int32 SAL_CALL ODriver::getMinorVersion(  ) throw(RuntimeException)
{
	return 0;
}
// --------------------------------------------------------------------------------
// XDataDefinitionSupplier
Reference< XTablesSupplier > SAL_CALL ODriver::getDataDefinitionByConnection( const Reference< ::com::sun::star::sdbc::XConnection >& connection ) throw(::com::sun::star::sdbc::SQLException, RuntimeException)
{
	::osl::MutexGuard aGuard( m_aMutex );
	if (ODriver_BASE::rBHelper.bDisposed)
		throw DisposedException();

	OConnection* pConnection = NULL;
	Reference< ::com::sun::star::lang::XUnoTunnel> xTunnel(connection,UNO_QUERY);
	if(xTunnel.is())
	{
		OConnection* pSearchConnection = reinterpret_cast< OConnection* >( xTunnel->getSomething(OConnection::getUnoTunnelImplementationId()) );

		for (OWeakRefArray::iterator i = m_xConnections.begin(); m_xConnections.end() != i; ++i)
		{
			if ((OConnection*) Reference< XConnection >::query(i->get().get()).get() == pSearchConnection)
			{
				pConnection = pSearchConnection;
				break;
			}
		}

	}

	Reference< XTablesSupplier > xTab = NULL;
	if(pConnection)
	{
		WpADOCatalog aCatalog;
		aCatalog.Create();
		if(aCatalog.IsValid())
		{
			aCatalog.putref_ActiveConnection(*pConnection->getConnection());
			OCatalog* pCatalog = new OCatalog(aCatalog,pConnection);
			xTab = pCatalog;
			pConnection->setCatalog(xTab);
			pConnection->setCatalog(pCatalog);
		}
	}
	return xTab;
}
// --------------------------------------------------------------------------------
Reference< XTablesSupplier > SAL_CALL ODriver::getDataDefinitionByURL( const ::rtl::OUString& url, const Sequence< PropertyValue >& info ) throw(::com::sun::star::sdbc::SQLException, RuntimeException)
{
	impl_checkURL_throw(url);
	return getDataDefinitionByConnection(connect(url,info));
}

// -----------------------------------------------------------------------------
void ADOS::ThrowException(ADOConnection* _pAdoCon,const Reference< XInterface >& _xInterface) throw(SQLException, RuntimeException)
{
	ADOErrors *pErrors = NULL;
	_pAdoCon->get_Errors(&pErrors);
	if(!pErrors)
		return; // no error found

	pErrors->AddRef( );

	// alle aufgelaufenen Fehler auslesen und ausgeben
	sal_Int32 nLen;
	pErrors->get_Count(&nLen);
	if (nLen)
	{
		::rtl::OUString sError;
		::rtl::OUString aSQLState;
		SQLException aException;
		aException.ErrorCode = 1000;
		for (sal_Int32 i = nLen-1; i>=0; --i)
		{
			ADOError *pError = NULL;
			pErrors->get_Item(OLEVariant(i),&pError);
			WpADOError aErr(pError);
			OSL_ENSURE(pError,"No error in collection found! BAD!");
			if(pError)
			{
				if(i==nLen-1)
					aException = SQLException(aErr.GetDescription(),_xInterface,aErr.GetSQLState(),aErr.GetNumber(),Any());
				else
				{
					SQLException aTemp = SQLException(aErr.GetDescription(),
						_xInterface,aErr.GetSQLState(),aErr.GetNumber(),makeAny(aException));
					aTemp.NextException <<= aException;
					aException = aTemp;
				}
			}
		}
		pErrors->Clear();
		pErrors->Release();
		throw aException;
	}
	pErrors->Release();
}