setting.h

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// OSB library ********************************************* -*- C++ -*-
/*
   AUTHOR(S): Lilian Qin Lan (lan)

   RCS information
    $Name: OSB_060808 $
    $Revision: 1.21 $

  License
   OSB rating and billing library for communication networks
   Copyright (C) 2004, 2005, 2006  OSB systems

   This file may be distributed and/or modify under the terms of the
   GNU General Public License (GPL) as published by the Free Software
   Foundation which is provided in the file LICENSE.GPL included in the
   packaging of this file.

   The file 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.

   Holders of a OSB Commercial License may use this file under the terms
   and conditions of this commercial license.
 */
#ifndef _SETTING_H_
#define _SETTING_H_

// *********************************************************************
// included header files
// + standard includes
#include <string>
#include <fstream>
#include <vector>

// + local headers
#include "osbid.h"

// *********************************************************************
// namespace extensions
namespace OSB_LIB {

// *********************************************************************
// global function declarations
    typedef std::vector<std::string> Directories;

// ************************************************************************
// class definitions
    class Setting {
    public:
        enum RetValue {
            rvSuccess      = 0,
            rvDirReadOnly  = 1,
            rvFileReadOnly = 2
        };
        explicit Setting(
            const std::string& module
        ) : moduleName_(module) {}



        const std::string& moduleName() const { return moduleName_; }

        const std::string& userName() const { return userName_; }

        const std::string& password() const { return password_; }

        const std::string& database() const { return database_; }

        const std::string& path() const;



        void setModuleName(const std::string& mn) { moduleName_ = mn; }
        void setUserName(const std::string& un) { userName_ = un; }
        void setPassword(const std::string& pw) { password_ = pw; }
        void setDatabase(const std::string& db) { database_ = db; }


        RetValue getWritePath(const std::string & path);

        void writeSetting();

        void delSetting();

        void readSetting();

        void showDir(std::ostream& os) const;

        void setDir(Directories& dirs);

    private:
        std::string moduleName_;        
        std::string userName_;          
        std::string password_;          
        std::string database_;          


        std::string path_;
        static const std::string fileName_;

        int checkModule(std::fstream& f);    // 0 for not found

        void replaceLine(std::fstream& f, int line);

        void removeLine(std::fstream& f, int line);

        void append(std::fstream& f) const;
    };
}

#endif                                  // #ifndef _SETTING_H_

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