[KnooL]

OnPlayerRequestClass

pawn Код:

public OnPlayerRequestClass(playerid, classid)
{
  if(classid == 287 && CanUseArmy[playerid] == 0)
  {
    SendClientMessage(playerid,COLOR_YELLOW,"You can't use the army skin.");
    return 0;
}

that'll do the job, untested and I don't know if it works.