#define MAX_AFK_TIME 20000              	// The player's maximal afk time.
forward CheckPlayers();
forward OnPlayerPause(playerid);
enum e_STATE
{
	e_STATE_UPDATING,
	e_STATE_NONE,
 	e_STATE_CONNECTED
}
new gLastUpdate[MAX_PLAYERS];
new e_STATE:gState[MAX_PLAYERS] = {e_STATE_NONE, ...};

public OnGameModeInit()
{
	SetTimer("CheckPlayers", 1000, 1);
	return 1;
}
public OnPlayerConnect(playerid)
{
        gState[playerid] = e_STATE_CONNECTED;
	return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
        gState[playerid] = e_STATE_NONE;
	return 1;
}

public OnPlayerUpdate(playerid)
{
	gLastUpdate[playerid] = GetTickCount();
 	gState[playerid] = e_STATE_UPDATING;
	return 1;
}

public CheckPlayers()
{
	for(new i; i < MAX_PLAYERS; ++i)
	{
		if((gState[i] == e_STATE_UPDATING) && (GetTickCount() - MAX_AFK_TIME >= gLastUpdate[i]))
		{
			CallLocalFunction("OnPlayerPause", "d", i);
		}
	}
	return 1;
}

public OnPlayerPause(playerid)
{
	// Code here
	return 1;
}