Anti-Proxy.inc

/*
    Name: Anti-Proxy
    File (default): ProxyDetector.inc
    Version: 2.0
    Author: Gnikllort
    Rewritten by: Xeon

    Functions:

        - bool:IsPlayerUsingProxy(playerid)
        - ProxyDetectKick(bool:toggle)

    Callback:

        - OnPlayerProxyCheck(playerid, playerip[], bool:proxy)
*/

#if defined _included_proxydetector
    #endinput
#endif

#define _included_proxydetector

#include <a_http>

static

    ProxyAutoKick = false,
    bool:IsUsingProxy[MAX_PLAYERS char] = {false, ...}
;

stock IsPlayerUsingProxy(playerid) return IsUsingProxy{playerid};

public OnGameModeInit()
{
    print("*Anti Proxy v2.0 by Gnikllort, Rewritten by Xeon Loaded.");

    #if defined HTTP_OnGameModeInit
         return HTTP_OnGameModeInit();
    #else
        return 1;
    #endif

}
#if defined _ALS_OnGameModeInit
    #undef OnGameModeInit
#else
    #define _ALS_OnGameModeInit
#endif
#define OnGameModeInit HTTP_OnGameModeInit
#if defined HTTP_OnGameModeInit
    forward HTTP_OnGameModeInit();
#endif

public OnPlayerConnect(playerid)
{
    IsUsingProxy{playerid} = false;

    new ip[62];
    GetPlayerIp(playerid, ip, sizeof(ip));
    if(strcmp(ip, "127.0.0.1", true) == 0) return 1;

    format(ip, sizeof(ip), "proxy.mind-media.com/block/proxycheck.php?ip=%s", ip);
    HTTP(playerid, HTTP_GET, ip, "", "HTTP_OnPlayerProxyCheck");

    #if defined HTTP_OnPlayerConnect
         return HTTP_OnPlayerConnect(playerid);
    #else
        return 1;
    #endif

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

forward HTTP_OnPlayerProxyCheck(playerid, response_code, data[]);
public HTTP_OnPlayerProxyCheck(playerid, response_code, data[])
{
    if(response_code == 200)
    {
        switch(data[0])
        {
            case 'Y': return CallRemoteFunction("OnPlayerProxyCheck", "ii", playerid, true);
            case 'N': return CallRemoteFunction("OnPlayerProxyCheck", "ii", playerid, false);
            case 'X': return printf("(Proxy Detector): invalid ip format.");
            default: return printf("The request failed! The response code was: %d", response_code);
        }
    }
    return 1;
}

forward OnPlayerProxyCheck(playerid, bool:proxy);
public OnPlayerProxyCheck(playerid, bool:proxy)
{
    if(proxy)
    {
        IsUsingProxy{playerid} = true;
        if(ProxyAutoKick)
        {
            ShowPlayerDialog(playerid, 10, DIALOG_STYLE_MSGBOX, "{FF0000}Anti-VPN/Proxy", "Detectamos em seu endereço de ip o uso de vpn/proxy. Por favor conecte-se em seu endereço de ip original!", "Ok", "");
            SetTimerEx("HTTP_DelayedKick", 1000, false, "i", playerid);
        }
    }
    return 1;
}

forward HTTP_DelayedKick(playerid);
public HTTP_DelayedKick(playerid)
{
    Kick(playerid);
    return 1;
}

stock ProxyDetectKick(bool:toggle)
{
    if(toggle == ProxyAutoKick) return 1;
    ProxyAutoKick = toggle;
    printf("[ ANTI VPN/PROXY ] VPN/PROXY FOI DETECTADA COMO: %s.", ((toggle) ? ("on") : ("off")));
    return 1;
}