AppSettings.h

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/*
* FinTP - Financial Transactions Processing Application
* Copyright (C) 2013 Business Information Systems (Allevo) S.R.L.
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>
* or contact Allevo at : 031281 Bucuresti, 23C Calea Vitan, Romania,
* phone +40212554577, office@allevo.ro <mailto:office@allevo.ro>, www.allevo.ro.
*/

#ifndef APPSETTINGS_H
#define APPSETTINGS_H

#include <string>
#include <map>

#include <xercesc/dom/DOM.hpp>
//#include <xercesc/dom/DOMBuilder.hpp>
//#include <xercesc/parsers/DOMBuilderImpl.hpp>
#include <xercesc/sax/ErrorHandler.hpp>
//#include <xercesc/parsers/DOMBuilderImpl.hpp>

#include "DllMain.h"
#include "Collections.h"

XERCES_CPP_NAMESPACE_USE
using namespace std;

namespace FinTP
{
        typedef pair< std::string, NameValueCollection > SectionEntry;

        //EXPIMP_TEMPLATE template class ExportedObject std::map< std::string, NameValueCollection >;

        class ExportedObject AppSettings
        {
                public :
                        
                        enum ConfigPrefix
                        {
                                None
                        };

                        enum ConfigSettings
                        {
                                // Common settings
                                LOGPREFIX,
                                LOGMAXLINES
                        };

                private:
                
                        //      member variables                
                        NameValueCollection m_Settings;
                        map< std::string, NameValueCollection > m_Sections;
                        map< std::string, void ( * )( DOMElement* ) > m_Readers;
                
                public:
                
                        //constructors
                        AppSettings( void );
                        explicit AppSettings( const string& configFileName, const string& configContent = "" );
                
                        //destructor
                        ~AppSettings();
                
                        // attach callback methods for sections
                        void setSectionReader( const string& sectionName, void ( *callback )( DOMElement* ) );

                        void Dump( void ) const;
                        void loadConfig( const string& configFilename, const string& configContent = "" );
                        
                        const NameValueCollection& getSettings() const { return m_Settings; }
                        const map< std::string, NameValueCollection >& getSections() const { return m_Sections; }
                                        
                        bool ContainsSection( const string& section );
                        
                        NameValueCollection& getSection( const string& sectionName );
                        string getSectionAttribute( const string& sectionName, const string& attributeName );
                        
                        //operators
                        string operator[] ( const string& key ) const;

                        static string getName( const ConfigPrefix prefix, const ConfigSettings setting );

                        void readFiltersForConnector( const DOMNode* filters, const string& connType );
        };
}

#endif