BackEnd.hpp

#ifndef _BACKEND_H_
#define _BACKEND_H_

#include "QueryResult.hpp"
#include "User.hpp"

//boost
#include <boost/scoped_ptr.hpp>
#include <boost/shared_ptr.hpp>

//std
#include <stdint.h>
#include <fstream>
#include <vector>

//sql
#include <cppconn/connection.h>


class IBackEnd
{
public:
  virtual ~IBackEnd() {}

  // siehe: IFrontEnd::matchAd

  // XXX see why this wont fucking work

  virtual QueryResult matchAdRewrites(const std::vector<std::string>& rewriteList, 
				      const IUser* user = NULL, 
				      bool* foundAd = NULL) = 0;

  // siehe: IFrontEnd::getAdURL
  virtual std::string getAdURL(uint32_t adID) = 0;

  // Datenbank mit Ads und Bid Phrases initialisieren
  virtual bool initDatabase(const std::string& adFile, const std::string& bidPhraseFile) = 0;
};

class BackEnd : public IBackEnd
{
public:
  BackEnd(boost::shared_ptr<sql::Connection> con) : con(con) { }
  virtual ~BackEnd() {}
  virtual QueryResult matchAdRewrites(const std::vector<std::string>& rewriteList, 
				      const IUser* user = NULL, 
				      bool* foundAd = NULL);

  // siehe: IFrontEnd::getAdURL
  virtual std::string getAdURL(uint32_t adID);

  // Datenbank mit Ads und Bid Phrases initialisieren
  virtual bool initDatabase(const std::string& adFile, const std::string& bidPhraseFile);
private:
  boost::shared_ptr<sql::Connection> con;
  bool tablesExist();
};

#endif /* _BACKEND_H_ */