DocumentParser.h

/******************************************************************************
Este arquivo eh parte da implementacao do ambiente declarativo do middleware 
Ginga (Ginga-NCL).

Direitos Autorais Reservados (c) 1989-2007 PUC-Rio/Laboratorio TeleMidia

Este programa eh software livre; voce pode redistribui-lo e/ou modificah-lo sob 
os termos da Licenca Publica Geral GNU versao 2 conforme publicada pela Free 
Software Foundation.

Este programa eh distribuido na expectativa de que seja util, porem, SEM 
NENHUMA GARANTIA; nem mesmo a garantia implicita de COMERCIABILIDADE OU 
ADEQUACAO A UMA FINALIDADE ESPECIFICA. Consulte a Licenca Publica Geral do 
GNU versao 2 para mais detalhes. 

Voce deve ter recebido uma copia da Licenca Publica Geral do GNU versao 2 junto 
com este programa; se nao, escreva para a Free Software Foundation, Inc., no 
endereco 59 Temple Street, Suite 330, Boston, MA 02111-1307 USA. 

Para maiores informacoes:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
******************************************************************************
This file is part of the declarative environment of middleware Ginga (Ginga-NCL)

Copyright: 1989-2007 PUC-RIO/LABORATORIO TELEMIDIA, All Rights Reserved.

This program is free software; you can redistribute it and/or modify it under 
the terms of the GNU General Public License version 2 as published by
the Free Software Foundation.

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 version 2 for more 
details.

You should have received a copy of the GNU General Public License version 2
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA

For further information contact:
ncl @ telemidia.puc-rio.br
http://www.ncl.org.br
http://www.ginga.org.br
http://www.telemidia.puc-rio.br
*******************************************************************************/

#ifndef DocumentParser_H
#define DocumentParser_H

#include <iostream>
#include <string>
#include <map>
#include <vector>
using namespace std;

#include <xercesc/dom/DOM.hpp>
XERCES_CPP_NAMESPACE_USE

#include "util/functions.h"
using namespace ::br::pucrio::telemidia::util;

#include "XMLParsing.h"

namespace br {
namespace pucrio {
namespace telemidia {
namespace converter {
namespace framework {
  class DocumentParser {
    protected:
        string documentPath;
        string userCurrentPath;
        string documentUri;
        string iUriD;
        string fUriD;
        DOMDocument *documentTree;
        map<string, void*>* genericTable;

    public:
        DocumentParser();
        virtual ~DocumentParser();

    protected: 
        virtual void initialize()=0;

    public:
        void* parse(string uri, string iUriD, string fUriD);
        void* parse(DOMElement* rootElement, string uri);

    protected:
        virtual void setDependencies();
        virtual void* parseRootElement(DOMElement *rootElement)=0;

    private:
        void initializeUserCurrentPath();
        string absoluteFile(string basePath, string filename);
        string getPath(string filename);

    public:
        string getIUriD();
        string getFUriD();
        string getUserCurrentPath();
        bool checkUriPrefix(string uri);
        bool isAbsolutePath(string path);
        bool isXmlStr(string location);

        string getAbsolutePath(string path);
        string getDocumentUri();
        string getDocumentPath();
        void setDocumentPath(string path);
        DOMDocument *getDocumentTree();
        void addObject(string tableName, string key, void* value);
        void* getObject(string tableName, string key);
        void removeObject(string tableName, string key);
        void addObjectGrouped(string tableName, string key, void* value);
        bool importDocument(DocumentParser* parser, string docLocation);
  };
}
}
}
}
}

#endif //DocumentParser_H