Link Protection

on @*:text:*:#:linkpost $1-
on @*:action:*:#:linkpost $1-
on @*:notice:*:#:linkpost $1-
alias -l linkpost {
  if ((!%p) && (!$hfind(permit,$nick))) { inc -u4 %p
    var %purge /^!(link\so(n|ff)|(permit))\b/iS
    var %domain com|edu|gov|mil|net|org|biz|info|name|museum|us|ca|uk
    var %link /(?<=^|\s)((?>\S{3,8}:\/\/|w{3}\56)\S+)|\56( $+ %domain $+ )\b/iS
    if ($findtok(%chanon1,#,1,32)) && ($nick(#,$nick,vr)) && ($regex($1-,%link)) {
      timeout # $nick | /mode # -b $nick
      msg # $nick You did not have permission to post a link ask a mod to !permit you
      msg # /timeout $nick 1
    }
    elseif (($regex($1-,%purge)) && ($regml(1) = permit) && ($nick isop #) && ($$2 ison #)) {
      hadd -mz permit $v1 30 | notice $v1 You have 30 seconds to post a link. Starting now!
      msg # You now have 30 seconds to post a link!
    }
    elseif (($regml(1) = link on) && ($nick isop #)) {
      goto $iif(!$istok(%chanon1,#,32),a,b) | :a | set %chanon1 $addtok(%chanon,#,32)
      .msg # My link protection is now on.
    halt | :b | .msg # $nick $+ , My link protection is already on. }
    elseif (($regml(1) = link off) && ($nick isop #)) {
      goto $iif($istok(%chanon1,#,32),c,d) | :c | set %chanon1 $remtok(%chanon,#,1,32)
      .msg # My link protection is now off.
    halt | :d | .msg # $nick $+ , My link protection is already off. }
  }
}