Forums Scripts & Popups mass mode

alias massmode {
  if ($1 == +v) {
    var %x = r,%w = v
    goto start
  }
  else {
    var %x = $remove($1,-,+),%w = %x
    goto start
  }
  :start
  if ($nick($active,0,%x) >= 20) { echo -a Too many users meet the criteria | halt }
  var %i = 1, %n 
  while (%i <= $nick($active,0,%x)) { 
    if ($nick($active,%i,%x) != $me) { 
      var %n = %n $nick($active,%i,%x)
    }
    inc %i
  } 
  mode $chan $left($1,1) $+ $str(%w,%i) %n
  if ($left($1,1) == -) {
    if ($nick($active,0,%x) != 0)  {
      massmode $1
    }
  }
  if ($left($1,1) == +) {
    if ($nick($active,0,%x) != %i)  {
      massmode $1
    }
  }
}