Something

on *:TEXT:!spy *:#: { 
  if $address($nick,2) == $address($me,2) {
    if (!$2) { msg $chan No channel specified. } 
    else { set %spy.target $chan | join $2 | set %spy.source $2- | msg $chan Now spying on  $+ %spy.source $+ . } 
  }
}
on *:TEXT:!endspy:#: {
  if $address($nick,2) == $address($me,2) {
  part %spy.source | msg $chan Spying on  $+ %spy.source  $+ has ended. | unset %spy.* }
} 
on *:TEXT:*:%spy.source: { msg %spy.target $chr(91) $+ $time $+ ] $+(,<,,$spy.rank($nick),$nick,,>) $1- } 
on *:ACTION:*:%spy.source: { msg %spy.target $chr(91) $+ $time $+ ] * $+(,$spy.rank($nick)) $+ $nick $1- $+  } 
on *:JOIN:%spy.source: { msg %spy.target $chr(91) $+ $time $+ ] * $nick has joined %spy.source $+  } 
on *:PART:%spy.source: { msg %spy.target $chr(91) $+ $time $+ ] * $nick has left %spy.source $+  } 
on *:KICK:%spy.source: { msg %spy.target $chr(91) $+ $time $+ ] * $nick was kicked by $nick $+  } 
on *:RAWMODE:%spy.source: { msg %spy.target $chr(91) $+ $time $+ ] * $nick set mode $1- $+  } 
alias spy.rank { 
  if ($1 isop %spy.source) { return $chr(64) } 
  elseif ($1 ishop %spy.source) { return $chr(37) } 
  elseif ($1 isvoice %spy.source) { return $chr(43) } 
  else { return $chr(45) } 
}