LibraryMaps.h

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//
// LibraryMaps.h
//
// Copyright (c) Shareaza Development Team, 2002-2005.
// This file is part of SHAREAZA (www.shareaza.com)
//
// Shareaza is free software; you can redistribute it
// and/or modify it under the terms of the GNU General Public License
// as published by the Free Software Foundation; either version 2 of
// the License, or (at your option) any later version.
//
// Shareaza is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Shareaza; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
//

#pragma once

class CLibrary;
class CLibraryFile;
class CQuerySearch;


class CLibraryMaps : public CComObject
{
// Consturction
public:
        CLibraryMaps();
        virtual ~CLibraryMaps();

        DECLARE_DYNAMIC(CLibraryMaps)

// Attributes
protected:
        CMapPtrToPtr            m_pIndexMap;
        CMapStringToOb          m_pNameMap;
        CMapStringToOb          m_pPathMap;
        CLibraryFile**          m_pSHA1Map;
        CLibraryFile**          m_pTigerMap;
        CLibraryFile**          m_pED2KMap;
        CPtrList                        m_pDeleted;
protected:
        DWORD                           m_nNextIndex;
        DWORD                           m_nFiles;
        QWORD                           m_nVolume;

// File Operations
public:
        POSITION                GetFileIterator() const;
        CLibraryFile*   GetNextFile(POSITION& pos) const;
        int                             GetFileCount() const;
        void                    GetStatistics(DWORD* pnFiles, QWORD* pnVolume);
public:
        CLibraryFile*   LookupFile(DWORD nIndex, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CLibraryFile*   LookupFileByName(LPCTSTR pszName, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CLibraryFile*   LookupFileByPath(LPCTSTR pszPath, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CLibraryFile*   LookupFileByURN(LPCTSTR pszURN, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CLibraryFile*   LookupFileBySHA1(const SHA1* pSHA1, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CLibraryFile*   LookupFileByTiger(const TIGEROOT* pTiger, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
        CLibraryFile*   LookupFileByED2K(const MD4* pED2K, BOOL bSharedOnly = FALSE, BOOL bAvailableOnly = FALSE);
protected:
        void                    Clear();
        DWORD                   AllocateIndex();
        void                    OnFileAdd(CLibraryFile* pFile);
        void                    OnFileRemove(CLibraryFile* pFile);
        void                    CullDeletedFiles(CLibraryFile* pMatch);
        CPtrList*               Search(CQuerySearch* pSearch, int nMaximum, BOOL bLocal);
        void                    Serialize1(CArchive& ar, int nVersion);
        void                    Serialize2(CArchive& ar, int nVersion);

// COM
protected:
        BEGIN_INTERFACE_PART(LibraryFiles, ILibraryFiles)
                DECLARE_DISPATCH()
                STDMETHOD(get_Application)(IApplication FAR* FAR* ppApplication);
                STDMETHOD(get_Library)(ILibrary FAR* FAR* ppLibrary);
                STDMETHOD(get__NewEnum)(IUnknown FAR* FAR* ppEnum);
                STDMETHOD(get_Item)(VARIANT vIndex, ILibraryFile FAR* FAR* ppFile);
                STDMETHOD(get_Count)(LONG FAR* pnCount);
        END_INTERFACE_PART(LibraryFiles)

        DECLARE_INTERFACE_MAP()

        friend class CLibrary;
        friend class CLibraryBuilder;
        friend class CLibraryFile;
};

extern CLibraryMaps LibraryMaps;

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