Lapis Drops

command /lapisdrops <text>:
        description: LapisDrops Enable:Disable:Toggle
        usage: /lapisdrops <&aenable&r:&cdisable&r>
        permission: lapisdrops.admin
        trigger:
                if arg 1 is "enable":
                        set {lapisdrops} to true
                if arg 1 is "disable":
                        delete {lapisdrops}

on mine of lapis ore
        if {lapisdrops} is true:
                cancel the event
                drop 64 diamonds