/**************************************************************
 * 
 * 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
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 *************************************************************/



#ifndef _TREEVIEW_TVREAD_HXX_
#define _TREEVIEW_TVREAD_HXX_

#ifndef INCLUDED_STL_VECTOR
#include <vector>
#define INCLUDED_STL_VECTOR
#endif
#include <rtl/ref.hxx>
#include <rtl/ustring.hxx>
#include <ucbhelper/macros.hxx>
#include <com/sun/star/uno/Type.hxx>
#include <cppuhelper/weak.hxx>
#include <com/sun/star/uno/XInterface.hpp>
#include <com/sun/star/lang/XTypeProvider.hpp>
#include <com/sun/star/container/XNameAccess.hpp>
#include <com/sun/star/container/XHierarchicalNameAccess.hpp>
#include <com/sun/star/util/XChangesNotifier.hpp>
#include <com/sun/star/lang/XComponent.hpp>
#include <com/sun/star/lang/XMultiServiceFactory.hpp>
#include <com/sun/star/deployment/XPackage.hpp>
#include "com/sun/star/ucb/XSimpleFileAccess.hpp" 

namespace treeview {

	
	class ConfigData
	{
	public:
        enum {
            PRODUCTNAME, PRODUCTVERSION, VENDORNAME, VENDORVERSION,
            VENDORSHORT };
		ConfigData();
		int                    m_vAdd[5];		
		rtl::OUString          m_vReplacement[5];
		rtl::OUString          prodName,prodVersion,vendName,vendVersion,vendShort;

		std::vector< sal_uInt64 >		vFileLen;
		std::vector< rtl::OUString >	vFileURL;
		rtl::OUString locale,system;
		rtl::OUString appendix;

		void SAL_CALL replaceName( rtl::OUString& oustring ) const;
	};


	class TVDom;
	class TVChildTarget;

	class TVBase
		: public cppu::OWeakObject,
		  public com::sun::star::lang::XTypeProvider,
		  public com::sun::star::container::XNameAccess,
		  public com::sun::star::container::XHierarchicalNameAccess,
		  public com::sun::star::util::XChangesNotifier,
		  public com::sun::star::lang::XComponent
	{
		friend class TVChildTarget;
		
	public:
		
		virtual ~TVBase() { }

		// XInterface
		virtual com::sun::star::uno::Any SAL_CALL
		queryInterface( 
			const com::sun::star::uno::Type& aType ) 
			throw( com::sun::star::uno::RuntimeException);
					
		virtual void SAL_CALL 
		acquire( 
			void ) 
			throw();
		
		virtual void SAL_CALL
		release(
			void ) 
			throw();
		
		
		// XTypeProvider
		
		XTYPEPROVIDER_DECL()


		// XNameAccess
		
		virtual com::sun::star::uno::Type SAL_CALL
		getElementType(  )
			throw( com::sun::star::uno::RuntimeException )
		{
			return getCppuVoidType();
		}
		
		
		virtual sal_Bool SAL_CALL hasElements()
			throw( com::sun::star::uno::RuntimeException )
		{
			return true;
		}
		
		// XChangesNotifier
		
		virtual void SAL_CALL
		addChangesListener(
			const com::sun::star::uno::Reference< com::sun::star::util::XChangesListener >& aListener )
			throw( com::sun::star::uno::RuntimeException )
		{
			// read only
			(void)aListener;
		}
		
		virtual void SAL_CALL
		removeChangesListener(
			const com::sun::star::uno::Reference< com::sun::star::util::XChangesListener >& aListener )
			throw( com::sun::star::uno::RuntimeException )
		{
			// read only
			(void)aListener;
		}
		
		
		// XComponent
		
		virtual void SAL_CALL dispose( )
			throw( com::sun::star::uno::RuntimeException )
		{
		}
		
		virtual void SAL_CALL addEventListener(
			const com::sun::star::uno::Reference< com::sun::star::lang::XEventListener >& xListener )
			throw( com::sun::star::uno::RuntimeException )
		{
			(void)xListener;
		}
		
		virtual void SAL_CALL
		removeEventListener(
			const com::sun::star::uno::Reference< com::sun::star::lang::XEventListener >& aListener )
			throw( com::sun::star::uno::RuntimeException )
		{
			(void)aListener;
		}
		
		
		// Abstract functions
		// XNameAccess
		
		virtual com::sun::star::uno::Any SAL_CALL
		getByName( const rtl::OUString& aName )
			throw( com::sun::star::container::NoSuchElementException,
				   com::sun::star::lang::WrappedTargetException,
				   com::sun::star::uno::RuntimeException) = 0;
		
		virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL
		getElementNames( )
			throw( com::sun::star::uno::RuntimeException ) = 0;
		
		virtual sal_Bool SAL_CALL
		hasByName( const rtl::OUString& aName )
			throw( com::sun::star::uno::RuntimeException ) = 0;
		
		
		// XHierarchicalNameAccess
		
		virtual com::sun::star::uno::Any SAL_CALL
		getByHierarchicalName( const rtl::OUString& aName )
			throw( com::sun::star::container::NoSuchElementException,
				   com::sun::star::uno::RuntimeException ) = 0;
		
		virtual sal_Bool SAL_CALL
		hasByHierarchicalName( const rtl::OUString& aName )
			throw( com::sun::star::uno::RuntimeException ) = 0;
		
	}; // end class TVBase	

	

	
	
	class TVRead
		: public TVBase
	{
		friend class TVChildTarget;
		
	public:
		TVRead( const ConfigData& configData,TVDom* tvDom = 0 );
		
		~TVRead();

		// XNameAccess
				
		virtual com::sun::star::uno::Any SAL_CALL
		getByName( const rtl::OUString& aName )
			throw( com::sun::star::container::NoSuchElementException,
				   com::sun::star::lang::WrappedTargetException,
				   com::sun::star::uno::RuntimeException);
		
		virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL
		getElementNames( )
			throw( com::sun::star::uno::RuntimeException );
		
		virtual sal_Bool SAL_CALL
		hasByName( const rtl::OUString& aName )
			throw( com::sun::star::uno::RuntimeException );
		
		
		// XHierarchicalNameAccess
		
		virtual com::sun::star::uno::Any SAL_CALL
		getByHierarchicalName( const rtl::OUString& aName )
			throw( com::sun::star::container::NoSuchElementException,
				   com::sun::star::uno::RuntimeException );
		
		virtual sal_Bool SAL_CALL
		hasByHierarchicalName( const rtl::OUString& aName )
			throw( com::sun::star::uno::RuntimeException );

		
	private:
		
		rtl::OUString                    Title;
		rtl::OUString                    TargetURL;				
		rtl::Reference< TVChildTarget >  Children;		

	};  // end class TVRead
	


	

	
	class TVChildTarget
		: public TVBase
	{
	public:

		TVChildTarget( const ConfigData& configData,TVDom* tvDom );
		
		TVChildTarget( const com::sun::star::uno::Reference< com::sun::star::lang::XMultiServiceFactory >& xMSF );
		
		~TVChildTarget();

		virtual com::sun::star::uno::Any SAL_CALL
		getByName( const rtl::OUString& aName )
			throw( com::sun::star::container::NoSuchElementException,
				   com::sun::star::lang::WrappedTargetException,
				   com::sun::star::uno::RuntimeException);
		
		virtual com::sun::star::uno::Sequence< rtl::OUString > SAL_CALL
		getElementNames( )
			throw( com::sun::star::uno::RuntimeException );
		
		virtual sal_Bool SAL_CALL
		hasByName( const rtl::OUString& aName )
			throw( com::sun::star::uno::RuntimeException );
		
		
		// XHierarchicalNameAccess
		
		virtual com::sun::star::uno::Any SAL_CALL
		getByHierarchicalName( const rtl::OUString& aName )
			throw( com::sun::star::container::NoSuchElementException,
				   com::sun::star::uno::RuntimeException );
		
		virtual sal_Bool SAL_CALL
		hasByHierarchicalName( const rtl::OUString& aName )
			throw( com::sun::star::uno::RuntimeException );
		
		
	private:
		std::vector< rtl::Reference< TVRead > >   Elements;

		ConfigData init(
			const com::sun::star::uno::Reference< com::sun::star::lang::XMultiServiceFactory >& xMSF );

		::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >
		getConfiguration(
			const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xMSgr ) const;		
		
		::com::sun::star::uno::Reference< ::com::sun::star::container::XHierarchicalNameAccess >
		getHierAccess( const ::com::sun::star::uno::Reference<  ::com::sun::star::lang::XMultiServiceFactory >& sProvider,
					   const char* file ) const;
		
	  ::rtl::OUString
	  getKey( const ::com::sun::star::uno::Reference< ::com::sun::star::container::XHierarchicalNameAccess >& xHierAccess,
				const char* key ) const;

	  sal_Bool
	  getBooleanKey(
					const ::com::sun::star::uno::Reference< ::com::sun::star::container::XHierarchicalNameAccess >& xHierAccess,
					const char* key) const;		
	  
	  void subst(
			const ::com::sun::star::uno::Reference< ::com::sun::star::lang::XMultiServiceFactory >& xMSgr,
			rtl::OUString& instpath ) const;
		
	};  // end class TVChildTarget


	enum IteratorState
	{
		USER_EXTENSIONS,
		SHARED_EXTENSIONS,
        BUNDLED_EXTENSIONS,
		END_REACHED
	};

	class ExtensionIteratorBase
	{
	public:
		ExtensionIteratorBase( const rtl::OUString& aLanguage );
		void init( void );

	private:
		com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > implGetHelpPackageFromPackage
			( const com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > xPackage,
			  com::sun::star::uno::Reference< com::sun::star::deployment::XPackage >& o_xParentPackageBundle );

	protected:
		com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > implGetNextUserHelpPackage
			( com::sun::star::uno::Reference< com::sun::star::deployment::XPackage >& o_xParentPackageBundle );
		com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > implGetNextSharedHelpPackage
			( com::sun::star::uno::Reference< com::sun::star::deployment::XPackage >& o_xParentPackageBundle );
		com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > implGetNextBundledHelpPackage
			( com::sun::star::uno::Reference< com::sun::star::deployment::XPackage >& o_xParentPackageBundle );

        void implGetLanguageVectorFromPackage( ::std::vector< ::rtl::OUString > &rv,
			com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > xPackage );

		osl::Mutex																	m_aMutex;
		com::sun::star::uno::Reference< com::sun::star::uno::XComponentContext >	m_xContext;
		com::sun::star::uno::Reference< com::sun::star::ucb::XSimpleFileAccess >	m_xSFA;

		IteratorState																m_eState;
		rtl::OUString																m_aLanguage;

		com::sun::star::uno::Sequence< com::sun::star::uno::Reference
			< com::sun::star::deployment::XPackage > >								m_aUserPackagesSeq;
		bool																		m_bUserPackagesLoaded;

		com::sun::star::uno::Sequence< com::sun::star::uno::Reference
			< com::sun::star::deployment::XPackage > >								m_aSharedPackagesSeq;
		bool																		m_bSharedPackagesLoaded;

        com::sun::star::uno::Sequence< com::sun::star::uno::Reference
            < com::sun::star::deployment::XPackage > >								m_aBundledPackagesSeq;
		bool																		m_bBundledPackagesLoaded;

		int																			m_iUserPackage;
		int																			m_iSharedPackage;
        int																			m_iBundledPackage;

	}; // end class ExtensionIteratorBase


	//===================================================================
	class TreeFileIterator : public ExtensionIteratorBase
	{
	public:
		TreeFileIterator( const rtl::OUString& aLanguage )
			: ExtensionIteratorBase( aLanguage )
		{}

		rtl::OUString nextTreeFile( sal_Int32& rnFileSize );

	private:
		rtl::OUString expandURL( const rtl::OUString& aURL );
		rtl::OUString implGetTreeFileFromPackage( sal_Int32& rnFileSize,
			com::sun::star::uno::Reference< com::sun::star::deployment::XPackage > xPackage );

	}; // end class TreeFileIterator

	
}


#endif