/**************************************************************
 * 
 * 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_ucbhelper.hxx"

/**************************************************************************
								TODO
 **************************************************************************

 *************************************************************************/
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <ucbhelper/contentidentifier.hxx>
#include <cppuhelper/typeprovider.hxx>
#include <osl/mutex.hxx>

using namespace rtl;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
using namespace com::sun::star::ucb;

namespace ucbhelper
{

//=========================================================================
//=========================================================================
//
// struct ContentIdentifier_Impl.
//
//=========================================================================
//=========================================================================

struct ContentIdentifier_Impl
{
	Reference< XMultiServiceFactory > m_xSMgr;
	OUString 						  m_aContentId;
	OUString 						  m_aProviderScheme;
	osl::Mutex						  m_aMutex;

	ContentIdentifier_Impl( const Reference< XMultiServiceFactory >& rSMgr,
				  			const OUString& rURL );
};

//=========================================================================
//
// ContentIdentifier_Impl Implementation.
//
//=========================================================================

ContentIdentifier_Impl::ContentIdentifier_Impl(
				  const Reference< XMultiServiceFactory >& rSMgr,
				  const OUString& rURL )
: m_xSMgr( rSMgr )
{
	// Normalize URL scheme ( it's case insensitive ).

	// The content provider scheme is the part before the first ':'
	// within the content id.
	sal_Int32 nPos = rURL.indexOf( ':', 0 );
	if ( nPos != -1 )
	{
		OUString aScheme( rURL.copy( 0, nPos ) );
		m_aProviderScheme = aScheme.toAsciiLowerCase();
		m_aContentId = rURL.replaceAt( 0, nPos, aScheme );
	}
}

//=========================================================================
//
// ContentIdentifier Implementation.
//
//=========================================================================

ContentIdentifier::ContentIdentifier(
						const Reference< XMultiServiceFactory >& rxSMgr,
						const OUString& rURL )
{
	m_pImpl = new ContentIdentifier_Impl( rxSMgr, rURL );
}

//=========================================================================
ContentIdentifier::ContentIdentifier( const OUString& rURL )
{
	m_pImpl = new ContentIdentifier_Impl(
					Reference< XMultiServiceFactory >(), rURL );
}

//=========================================================================
// virtual
ContentIdentifier::~ContentIdentifier()
{
	delete m_pImpl;
}

//=========================================================================
//
// XInterface methods.
//
//=========================================================================

//=========================================================================
// virtual
void SAL_CALL ContentIdentifier::acquire() throw()
{
	OWeakObject::acquire();
}

//=========================================================================
// virtual
void SAL_CALL ContentIdentifier::release() throw()
{
	OWeakObject::release();
}

//=========================================================================
// virtual
Any SAL_CALL
ContentIdentifier::queryInterface( const Type & rType )
	throw ( RuntimeException )
{
	Any aRet = cppu::queryInterface( rType,
				static_cast< XTypeProvider * >( this ),
				static_cast< XContentIdentifier * >( this ) );

	return aRet.hasValue() ? aRet : OWeakObject::queryInterface( rType );
}

//=========================================================================
//
// XTypeProvider methods.
//
//=========================================================================

// virtual
Sequence< sal_Int8 > SAL_CALL
ContentIdentifier::getImplementationId()
	throw( RuntimeException )
{
	static cppu::OImplementationId* pId = NULL;
  	if ( !pId )
  	{
		osl::Guard< osl::Mutex > aGuard( osl::Mutex::getGlobalMutex() );
	  	if ( !pId )
	  	{
		  	static cppu::OImplementationId id( sal_False );
		  	pId = &id;
	  	}
  	}
  	return (*pId).getImplementationId();
}

//=========================================================================
// virtual
Sequence< com::sun::star::uno::Type > SAL_CALL
ContentIdentifier::getTypes()
	throw( RuntimeException )
{
	static cppu::OTypeCollection* pCollection = NULL;
  	if ( !pCollection )
  	{
		osl::Guard< osl::Mutex > aGuard( osl::Mutex::getGlobalMutex() );
		if ( !pCollection )
		{
			static cppu::OTypeCollection collection(
					getCppuType( static_cast<
						Reference < XTypeProvider > * >( 0 ) ),
					getCppuType( static_cast<
						Reference< XContentIdentifier > * >( 0 ) ) );
			pCollection = &collection;
		}
	}
	return (*pCollection).getTypes();
}

//=========================================================================
//
// XContentIdentifier methods.
//
//=========================================================================

// virtual
OUString SAL_CALL ContentIdentifier::getContentIdentifier()
	throw( RuntimeException )
{
	return m_pImpl->m_aContentId;
}

//=========================================================================
// virtual
OUString SAL_CALL ContentIdentifier::getContentProviderScheme()
	throw( RuntimeException )
{
	return m_pImpl->m_aProviderScheme;
}

} /* namespace ucbhelper */