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/*
Copyright (C) 2005-2009 Michel de Boer <michel@twinklephone.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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 for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
* @file
* Presence state (RFC 3863)
*/
#ifndef _PRESENCE_STATE_H
#define _PRESENCE_STATE_H
#include <string>
#include "threads/mutex.h"
using namespace std;
// Forward declaration
class t_buddy;
/** Presence state */
class t_presence_state {
public:
/** Basic state (RFC 3863 4.1.4) */
enum t_basic_state {
ST_BASIC_UNKNOWN, /**< Presence state is unknown. */
ST_BASIC_CLOSED, /**< Unable to accept communication. */
ST_BASIC_OPEN, /**< Ready to accept communication. */
ST_BASIC_FAILED, /**< Failed to determine basic state. */
ST_BASIC_REJECTED,/**< Subscription has been rejected. */
};
/**
* Convert a basic state to a string representation for internal usage.
* @param state [in] A basic state value.
* @return String representation of the basic state.
*/
static string basic_state2str(t_basic_state state);
/**
* Convert a basic state to a PIDF string representation.
* @param state [in] A basic state value.
* @return PIDF representation of the basic state.
*/
static string basic_state2pidf_str(t_basic_state state);
private:
/** Mutex for concurrent access to the presence state. */
mutable t_mutex mtx_state;
/** Buddy owning this state. */
t_buddy *buddy;
/** Basic presence state. */
t_basic_state basic_state;
/** Detailed failure message */
string failure_msg;
/** Protect the default constructor from being used. */
t_presence_state();
public:
/** Constructor. */
t_presence_state(t_buddy *_buddy);
/** @name Getters */
//@{
t_basic_state get_basic_state(void) const;
string get_failure_msg(void) const;
//@}
/** @name Setters */
//@{
void set_basic_state(t_basic_state state);
void set_failure_msg(const string &msg);
//@}
};
#endif
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