Serial Ban System [0.1]

//#############################################################
//Serial Ban Filterscript
//Written by GWX from http://forum.sa-mp.com
//Profile Link: http://forum.sa-mp.com/member.php?u=193359
//#############################################################


// 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 3 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, see <http://www.gnu.org/licenses/>.

//#############################################################


#include <a_samp>
#include <sscanf2>

#define dcmd(%1,%2,%3) if (!strcmp((%3)[1], #%1, true, (%2)) && ((((%3)[(%2) + 1] == '\0') && (dcmd_%1(playerid, ""))) || (((%3)[(%2) + 1] == ' ') && (dcmd_%1(playerid, (%3)[(%2) + 2]))))) return 1

native gpci(playerid, serial[], maxlen);
new Location[100] = "/Serial_Bans/%s.lock";

public OnPlayerConnect(playerid)
{
    new Code[50], Line[256];
    gpci(playerid, Code, sizeof Code);

    format(Line, sizeof(Line), Location, Code);
    if(fexist(Line)) return Kick(playerid);

    return 1;
}


public OnPlayerCommandText(playerid, cmdtext[])
{
    dcmd(Ban, 3, cmdtext);
    dcmd(Code, 4, cmdtext);
    return 0;
}


dcmd_Ban(playerid, params[])
{
    if(!IsPlayerAdmin(playerid)) return 0;

    new Code[50], Line[128], User, Nickname[MAX_PLAYER_NAME];

    if(sscanf(params, "u", User)) return SendClientMessage(playerid, 0xFF0000FF, "{FF0000}Command:{FF0000} {FFFFFF}/Ban <Nickname / ID>{FFFFFF}");
    if(!IsPlayerConnected(User)) return SendClientMessage(playerid, 0xFF0000FF, "User was not fount. Please check input data.");

    gpci(User, Code, sizeof(Code));
    format(Line, sizeof(Line), Location, Code);

    GetPlayerName(User, Nickname, sizeof(Nickname));

    new File:Datoteka = fopen(Line, io_write);
    fwrite(Datoteka, Nickname);
    fclose(Datoteka);

    Kick(User);

    SendClientMessage(playerid, 0xFFFFFF, "User was sucesefully added to ban list and kicked from server.");
    return 1;
}




dcmd_Code(playerid, params[])
{
    if(!IsPlayerAdmin(playerid)) return 0;

    new Code[50], Line[128], User;

    if(sscanf(params, "u", User)) return SendClientMessage(playerid, 0xFF0000FF, "{FF0000}Komanda:{FF0000} {FFFFFF}/Code <Nickname / ID>{FFFFFF}");
    if(!IsPlayerConnected(User)) return SendClientMessage(playerid, 0xFF0000FF, "User was not fount. Please check input data.");

    gpci(User, Code, sizeof(Code));
    format(Line, sizeof(Line), "User Serial: %s", Code);


    SendClientMessage(playerid, 0xFFFFFF, Line);
    return 1;
}