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SessionTracker.h

#ifndef __SESSION_TRACKER__
#define __SESSION_TRACKER__
#include <UserSession.h>
#include <map>
#include <string>


using namespace std;


class UserProfile;

class SessionTracker{
public:
  SessionTracker(int timeout);

  virtual ~SessionTracker();

  void harvest();

  UserProfile *getUser(string secret);

  void closeSession(string secret);
  
  string openSession();

  void annotateSession(string secret,string username,string challenge);
  
  string *getUsername(string secret);

  string *getChallenge(string secret);

  bool validateSession(string secret);
  
  void invalidateSession(string secret);

  bool sessionExists(string secret);

 private:
  string generateSecret();
  
  map<string, UserSession, less<string> > sessions;

  int timeout;

  pthread_mutex_t seslock;
  pthread_t reaper;

};
#endif

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