SA-MP Filterscript; Server Lock System - No Rcon

#include <a_samp>
#include <YSI\y_commands>

forward KickT(playerid);

new ServerLocked;
new PlayerAdmin[MAX_PLAYERS];

#if defined FILTERSCRIPT

public OnFilterScriptInit()
{
	ServerLocked = 0;
	return 1;
}

public OnFilterScriptExit()
{
	return 1;
}

#else

main()
{
 	print("\n----------------------------------");
	print(" Server Lock System By Ciandlah");
	print("----------------------------------\n");
}

#endif

public OnPlayerConnect(playerid)
{
	PlayerAdmin[playerid] = 0;
	return 1;
}

public OnPlayerRequestClass(playerid)
{
	if(ServerLocked == 1)
	{
	    SendClientMessage(playerid, -1, "Server Note: The server has been locked and therfore it has kicked you.");
	    SetTimerEx("KickT", 1000, playerid, "i", false);
	}
	return 1;
}

public KickT(playerid)
{
	Kick(playerid);
	return 1;
}

CMD:setadmin(playerid, params[])
{
	if(IsPlayerConnected(playerid))
	{
		if(PlayerAdmin[playerid] == 0)
		{
		    PlayerAdmin[playerid] = 1;
		}
		else
		{
		    PlayerAdmin[playerid] = 0;
		}
	}
	return 1;
}

CMD:lock(playerid, params[])
{
	if(IsPlayerConnected(playerid))
	{
	    if(PlayerAdmin[playerid] == 1)
	    {
	        if(ServerLocked == 0)
	        {
	            ServerLocked = 1;
	        }
	        else
	        {
				ServerLocked = 0;
	        }
	    }
	}
	return 1;
}