UNIX for Dummies Questions & Answers

<?xml version="1.0"?>
<Reply Success="TRUE">
    <ProfileList NrOfProfiles.DWD="645">
        <Profile_0 Name="Test" Description="A description." Category="System" ABCD="{FF350E61-4FFF-4600-BFFF-3B27DD4BA746}"/>
        <Profile_1 Name="Test" Description="Another description" Category="System" ProfileFlags.DWD="5" ABCD="{73F11780-FFFF-420A-B0FC-FFFFF62B2AA0}"/>
        <Profile_2 Name="Test" Description="Another description." Category="System" ProfileFlags.DWD="5" ABCD="{4247D9B0-5E89-FFFF-B2C3-FFFF4771BC4C}"/>
        <Profile_3 Name="Test" Description="Another description" Category="System" ProfileFlags.DWD="5" ABCD="{EAA268CD-42F1-4B49-B7A9-608FFFF56748}"/>
        <Profile_4 Name="Test" Description="Another description" Category="System" ProfileFlags.DWD="5" ABCD="{26BFFFF1-FFFF-4D3C-FFFF-608D23162123}"/>
    </ProfileList>
</Reply>

{FF350E61-4FFF-4600-BFFF-3B27DD4BA746}
{73F11780-FFFF-420A-B0FC-FFFFF62B2AA0}
{4247D9B0-5E89-FFFF-B2C3-FFFF4771BC4C}
{EAA268CD-42F1-4B49-B7A9-608FFFF56748}
{26BFFFF1-FFFF-4D3C-FFFF-608D23162123}

sed -n '/<Profile_/s/.*ABCD="\(.*\)".*/\1/p' file

awk  '/-/{printf("{%s}\n",$1)}' RS="[{}]" file

#!/usr/bin/env ruby
require 'rexml/document'
include REXML
File.open(file) do |doc|
  xml = Document.new(doc)
  xml.elements.each("Reply/ProfileList") do |elem|
    elem.elements.each {|x| puts x.attributes["ABCD"]}
  end
end

$ ruby parser.rb xmlfile
{FF350E61-4FFF-4600-BFFF-3B27DD4BA746}
{73F11780-FFFF-420A-B0FC-FFFFF62B2AA0}
{4247D9B0-5E89-FFFF-B2C3-FFFF4771BC4C}
{EAA268CD-42F1-4B49-B7A9-608FFFF56748}
{26BFFFF1-FFFF-4D3C-FFFF-608D23162123}