ban

CMD:ban(playerid, params[])
{
	static
	    userid,
		reason[128];

    if (pInfo[playerid][pAdmin] < 1)
	    return SendErrorMessage(playerid, "You don't have permission to use this command.");

	if (sscanf(params, "us[128]", userid, reason))
	    return SendSyntaxMessage(playerid, "/ban [playerid/name] [reason]");

    if (userid == INVALID_PLAYER_ID || (IsPlayerConnected(userid) && PlayerData[userid][pKicked]))
	    return SendErrorMessage(playerid, "You have specified an invalid player.");

	if (userid == playerid)
	    return SendErrorMessage(playerid, "You can't ban yourself from the server.");

    if (PlayerData[userid][pAdmin] > PlayerData[playerid][pAdmin])
	    return SendErrorMessage(playerid, "The specified player has higher authority.");

 	foreach (new i : Player) {
		if (!strcmp(PlayerData[i][pIP], PlayerData[userid][pIP]) && i != userid) {
		    KickEx(i);
		}
	}
	Dialog_Show(userid, ShowOnly, DIALOG_STYLE_MSGBOX, "Banned", "Your account has been banned by the server.\n\nUsername: %s\nReason: %s\nAdmin who banned you: %s\n\nPress F8 to take a screenshot and request a ban appeal on our forums.", "Close", "", PlayerData[userid][pUsername], reason, ReturnName(playerid, 0));

	SendClientMessageToAllEx(COLOR_LIGHTRED, "[ADMIN]: %s was banned by %s for: %s.", ReturnName(userid, 0), ReturnName(playerid, 0), reason);
	Log_Write("logs/ban_log.txt", "[%s] %s was banned by %s for: %s.", ReturnDate(), ReturnName(userid, 0), ReturnName(playerid, 0), reason);

	Blacklist_Add(PlayerData[userid][pIP], PlayerData[userid][pUsername], PlayerData[playerid][pUsername], reason);
	KickEx(userid);

	return 1;
}