#ifndef LXWEATHER_LIBXMLPARSER_H_
#define LXWEATHER_LIBXMLPARSER_H_

#include "parser.h"

#include <pthread.h>

namespace LXWeather
{
  /* forward declarations */
  class Location;
  class Forecast;

  class LibXMLParser : public Parser
  {
  public:
    LibXMLParser(pthread_mutex_t *mutex);

    virtual ~LibXMLParser();

    virtual std::vector<Location *> parseLocationList(const std::string &data);
    virtual void parseForecast(const std::string &data, Forecast *forecast);
    
  protected:
    class XPATHWrapper
    {
    public:
      XPATHWrapper() : pContext_(NULL)
        {
          xmlXPathInit();
        }

      ~NanoHTTPWrapper()
        {
          xmlNanoHTTPClose(pContext_);
        }

      std::string get(const std::string &URI, int *retcode);
      
    private:
      void *pContext_;
    };

  private:
    pthread_mutex_t *mutex_;
  };

} /* end namespace LXWeather */

#endif /* LXWEATHER_LIBXMLPARSER_H_ */