#include <amxmodx>
#include <amxmisc>
#include <reapi>

new const Plugin_sName[] = "Unreal HPPv6 Detector";
new const Plugin_sVersion[] = "1.0.6";
new const Plugin_sAuthor[] = "Karaulov";

new g_sCvarName[] = "host_limitlocal";
new g_sCvarName2[] = "sv_lan_rate";

new const g_sVerBackup[MAX_PLAYERS + 1][64];

public plugin_init()
{
    register_plugin(Plugin_sName, Plugin_sVersion, Plugin_sAuthor);
    register_cvar("unreal_hppv6_detect", Plugin_sVersion, FCVAR_SERVER | FCVAR_SPONLY);
}

public client_putinserver(id)
{
    if (REU_GetProtocol(id) >= 48)
    {
        query_client_cvar(id, g_sCvarName, "check_host_limitlocal_is_zero");
    }
}

public client_disconnected(id)
{
    remove_task(id);
}

public check_host_limitlocal_is_zero(id, const cvar[], const value[])
{
    if(equali(cvar,g_sCvarName) && equali(value,"1") && is_user_connected(id))
    {
        client_cmd(id, "%s 0",g_sCvarName);
        client_cmd(id, "%s 0;%s 0;",g_sCvarName,g_sCvarName);
        client_cmd(id, "%s 0",g_sCvarName);
        set_task(1.5,"check_host_limitlocal_is_zero_task",id)
    }
}

public check_host_limitlocal_is_zero_task(id)
{
    query_client_cvar(id, g_sCvarName, "check_host_limitlocal_is_zero2");
}

public check_host_limitlocal_is_zero2(id, const cvar[], const value[])
{
    if(equali(cvar,g_sCvarName) && equali(value,"1") && is_user_connected(id))
    {
        new username[33];
        get_user_name(id,username,charsmax(username));
        query_client_cvar(id, g_sCvarName2, "check_protector");
    }
}

public check_protector(id, const cvar[], const value[])
{
    if(equali(cvar,g_sCvarName2) && is_user_connected(id))
    {
        copy(g_sVerBackup[id],charsmax(g_sVerBackup[]),value);
        client_cmd(id, "%s 93133",g_sCvarName2);
        client_cmd(id, "%s 93133;%s 93133;",g_sCvarName2,g_sCvarName2);
        client_cmd(id, "%s 93133",g_sCvarName2);
        set_task(1.5,"check_protector_task",id)
    }
}

public check_protector_task(id)
{
    query_client_cvar(id, g_sCvarName2, "check_protector2");
}

public check_protector2(id, const cvar[], const value[])
{
    if(equali(cvar,g_sCvarName2) && equali(value,"93133"))
    {
        client_cmd(id, "%s %s",g_sCvarName2,g_sVerBackup[id]);
        new username[33];
        get_user_name(id,username,charsmax(username));
        client_print_color(0,print_team_red, "^4[HPP DETECTOR]^3: ?????^1 %s^3 ?????????? ^1HPP HACK^3!",username);
        log_amx("[HPP DETECTOR]: ????? %s ?????????? HPP HACK!",username);
        //server_cmd("amx_ban 1000 #%d ^"HPP DETECTED^"", get_user_userid(id)); // ???????????????? ?????? ??? ????!
    }
    else if(equali(cvar,g_sCvarName2))
    {
        client_cmd(id, "%s %s",g_sCvarName2,g_sVerBackup[id]);
        new username[33];
        get_user_name(id,username,charsmax(username));
        client_print_color(0,print_team_red, "^4[HPP DETECTOR]^3: ?????^1 %s^3 ???????? ?????????? ^1HPP HACK^3!",username);
        log_amx("[HPP DETECTOR]: ????? %s ???????? ?????????? HPP HACK!",username);
        server_cmd("amx_ban 1000 #%d ^"HPP DETECTED^"", get_user_userid(id));
	   }
}