toribio

new clan_colors[] =
{
    0xFF0000AA, 0xFFF000AA, 0x00FF00AA
}; //cada cor aqui, é a cor de um clan
new clan_tag[sizeof clan_colors][14];

public OnPlayerConnect(playerid)
{
    new pname[MAX_PLAYER_NAME];
    GetPlayerName(playerid, pname, sizeof pname);
    if(pname[0] == '[' && strfind(pname, "]", true) >= 2) //tem que ter [..] no nick
    {
        static clans;
        new bool:is;
        if(clans <= sizeof clan_colors)
        {
            new tag[14];
            strmid(tag, pname, strfind(pname, "[", true), strfind(pname, "]", true));
            for(new j = 0; j < sizeof clan_tag; j++)
            {
                if(strfind(clan_tag[j], tag, false) != -1)
                {
                    SetPlayerColor(playerid, clan_colors[j]);
                    is = true;
                    break;
                } else is = false;
            }
            if(!is)
            {
                new id;
                for(id = 0; id < sizeof clan_tag; id++)
                    if(!strlen(clan_tag[id]))
                        break;
                strmid(clan_tag[id], tag, 0, strlen(tag));
                SetPlayerColor(playerid, clan_colors[id]);
                clans++;
            }
        }
    }
    return 1;
}

public OnPlayerDisconnect(playerid, reason)
{
    new pname[MAX_PLAYER_NAME];
    GetPlayerName(playerid, pname, sizeof pname);
    if(pname[0] == '[' && strfind(pname, "]", true) >= 2)
    {
        new tag[14], has;
        strmid(tag, pname, strfind(pname, "[", true), strfind(pname, "]", true));
        for(new k = 0, t[14], n[MAX_PLAYER_NAME]; k < MAX_PLAYERS; k++)
        {
            GetPlayerName(k, n, sizeof n);
            if(n[0] == '[' && strfind(n, "]", true) >= 2)
            {
                strmid(t, n, strfind(n, "[", true), strfind(n, "]", true));
                if(playerid != k && strfind(tag, t, false) != -1) has++;
            }
        }
        if(has == 0)
            for(new i = 0; i < sizeof clan_tag; i++)
                if(strfind(clan_tag[i], tag, false) != -1)
                    clan_tag[i] = "";
    }
    return 1;
}