Shell Programming and Scripting

<?xml version="1.0" encoding="UTF-8" ?> 
<queue> 
    <paused>True</paused> 
    <kbpersec>0.0</kbpersec> 
    <mbleft>854.697840691</mbleft> 
    <mb>854.697840691</mb> 
    <noofslots>1</noofslots> 
    <diskspace1>21.980682373</diskspace1> 
    <diskspace2>21.980682373</diskspace2> 
    <timeleft>0:00:00</timeleft>     
    <jobs>
        <job> 
        <id>SABnzbd_nzo_zt2syz</id> 
        <msgid>3066202</msgid> 
        <filename>Ubuntu 8.04 (Hardy Heron) - Desktop CD x64</filename> 
        <mbleft>854.697840691</mbleft> 
        <mb>854.697840691</mb> 
        <index>0</index> 
        <unpackopts>3</unpackopts> 
        <cat>Apps</cat> 
        <script>snarl.exe</script> 
        <status>Queued</status> 
        <percentage>0</percentage> 
        <bytes>896215643.0</bytes> 
        </job>
    </jobs>
</queue>

  #!/usr/bin/env ruby  -Ku 
require 'rexml/document' 
include REXML 
File.open("file") do |doc| 
  xml = Document.new(doc) 
  xml.elements.each("queue") do |elem| 
    elem.elements.each {|x| print "->#{x}\n" } 
  end 
end