Command /chat <text>:
    permission: chat.kilit
    trigger:
        if arg 1 is "kapat":
            set {kilitli} to true
            broadcast "&7Sohbet Kapatildi."
        else:
            if arg 1 is "ac":
                set {kilitli} to false
                broadcast "&7Sohbet Acildi."

on chat:
    {kilitli} is true:
        cancel event
        send "&7Sohbet kapalidir, &bkonusamazsin!" to player