Validator.hpp

/* ***** BEGIN LICENSE BLOCK *****
 * FW4SPL - Copyright (C) IRCAD, 2009-2015.
 * Distributed under the terms of the GNU Lesser General Public License (LGPL) as
 * published by the Free Software Foundation.
 * ****** END LICENSE BLOCK ****** */

#ifndef __FWRUNTIME_IO_VALIDATOR_HPP__
#define __FWRUNTIME_IO_VALIDATOR_HPP__

#include <string>
#include <sstream>

#include <boost/filesystem/path.hpp>
#include <libxml/tree.h>
#include <libxml/xmlschemastypes.h>

#include "fwRuntime/config.hpp"

namespace fwRuntime
{

namespace io
{



struct Validator
{

    FWRUNTIME_API Validator( const Validator &validator );

    FWRUNTIME_API Validator( const std::string & schema );

    FWRUNTIME_API Validator( const boost::filesystem::path & path );

    FWRUNTIME_API ~Validator();

    void clearErrorLog();

    FWRUNTIME_API const std::string getErrorLog() const;

    FWRUNTIME_API bool validate( const boost::filesystem::path & xmlFile );

    FWRUNTIME_API bool validate( xmlNodePtr node );

    FWRUNTIME_API std::string getXsdContent();


    private:

        void initializeContext();

        std::string m_xsd_content;
        std::ostringstream m_errorLog;

        typedef std::shared_ptr< xmlSchemaParserCtxt > SchemaParserCtxtSptr;
        typedef std::shared_ptr< xmlSchema > SchemaSptr;
        typedef std::shared_ptr< xmlSchemaValidCtxt > SchemaValidCtxtSptr;

        SchemaParserCtxtSptr m_schemaParserContext;
        SchemaSptr m_schema;
        SchemaValidCtxtSptr m_schemaValidContext;

        static void ErrorHandler( void * userData, xmlErrorPtr error );

};



} // namespace io

} // namespace fwRuntime



#endif /*__FWRUNTIME_IO_VALIDATOR_HPP__*/