Player Average Calculator.inc

#include <a_samp>
#include <Dini>

#define GetServerAveragePlayers() j_a_GlobalInfo[CurrentAverage]

#define TIME_USED 1
/* TIME_USED is the interval for refreshing the average
    - Use '1' for each 10 seconds
    - Use '2' for each minute
    - Use '3' for each hour

    WARNING: When changing TIME_USED, you must reset the time saved (delete "j_average.jcfg")

*/


enum j_a_gInfo
{
    PlayersConnected,
    TotalPlayers,
    TotalChecks,
    Float:CurrentAverage
};

new j_a_GlobalInfo[j_a_gInfo];
static gj_a__HasCB[2];

#if defined FILTERSCRIPT
    #define UseCallback OnFilterScriptInit
#else
    #define UseCallback OnGameModeInit
#endif

public UseCallback()
{
    #if TIME_USED == 1
        SetTimer("OnAverageUpdate",10000,1);
    #elseif TIME_USED == 2
        SetTimer("OnAverageUpdate",60000,1);
    #elseif TIME_USED == 3
        SetTimer("OnAverageUpdate",3600000,1);
    #endif

    if(fexist("j_average.jcfg"))
    {
        j_a_GlobalInfo[TotalPlayers] = dini_Int("j_average.jcfg","TotalPlayers");
        j_a_GlobalInfo[TotalChecks] = dini_Int("j_average.jcfg","TotalChecks");
        j_a_GlobalInfo[CurrentAverage] = dini_Int("j_average.jcfg","CurrentAverage");
    }
    else dini_Create("j_average.jcfg");
    #if defined FILTERSCRIPT
        for(new i = 0; i < MAX_PLAYERS; i ++)
        {
            if(IsPlayerConnected(i)) j_a_GlobalInfo[OnlinePlayers] ++;
        }
    #endif
    gj_a__HasCB[0] = funcidx("j_a__OnPlayerConnect") != -1;
    gj_a__HasCB[1] = funcidx("j_a__OnPlayerDisconnect") != -1;
    if(funcidx("j_a__"#UseCallback"") != -1)
    {
        return CallLocalFunction("j_a__"#UseCallback"", "");
    }
    return 1;
}

#if defined FILTERSCRIPT
    #if defined _ALS_OnFilterScriptInit
        #undef OnFilterScriptInit
    #else
        #define OnFilterScriptInit
    #endif
    #define OnGameModeInit j_a__OnFilterScriptInit
    forward j_a__OnFilterScriptInit();
#else
    #if defined _ALS_OnGameModeInit
        #undef OnGameModeInit
    #else
        #define _ALS_OnGameModeInit
    #endif
    #define OnGameModeInit j_a__OnGameModeInit
    forward j_a__OnGameModeInit();
#endif

public OnPlayerConnect(playerid)
{
    j_a_GlobalInfo[PlayersConnected] ++;
    if(gj_a__HasCB[0])
    {
        return CallLocalFunction("j_a__OnPlayerConnect","i",playerid);
    }
    return 1;
}

#if defined _ALS_OnPlayerConnect
    #undef OnPlayerConnect
#else
    #define _ALS_OnPlayerConnect
#endif
#define OnPlayerConnect j_a__OnPlayerConnect
forward j_a__OnPlayerConnect(playerid);

public OnPlayerDisconnect(playerid,  reason)
{
    j_a_GlobalInfo[PlayersConnected] --;
    if(gj_a__HasCB[1])
    {
        return CallLocalFunction("j_a__OnPlayerDisconnect","ii",playerid,reason);
    }
    return 1;
}
#if defined _ALS_OnPlayerDisconnect
    #undef OnPlayerDisconnect
#else
    #define _ALS_OnPlayerDisconnect
#endif
#define OnPlayerDisconnect j_a__OnPlayerDisconnect
forward j_a__OnPlayerDisconnect(playerid,  reason);

forward OnAverageUpdate();
public OnAverageUpdate()
{
    j_a_GlobalInfo[TotalChecks] ++;
    j_a_GlobalInfo[TotalPlayers] += j_a_GlobalInfo[PlayersConnected];
    j_a_GlobalInfo[CurrentAverage] = floatdiv(j_a_GlobalInfo[TotalPlayers],j_a_GlobalInfo[TotalChecks]);

    dini_IntSet("j_average.jcfg","TotalPlayers",j_a_GlobalInfo[TotalPlayers]);
    dini_IntSet("j_average.jcfg","TotalChecks",j_a_GlobalInfo[TotalChecks]);
    dini_FloatSet("j_average.jcfg","CurrentAverage",j_a_GlobalInfo[CurrentAverage]);
    return 1;
}