dscm-to-html.rb

#!/usr/bin/env ruby
#
# ./dscm-to-html.rb repository_url PID
#
require 'rubygems'
require 'nokogiri'
require 'open-uri'
require 'erb'
require 'active_support'

base_url = ARGV[0]
pid = ARGV[1]

doc = Nokogiri::XML(open(base_url + '/get/' + pid + '/DS-COMPOSITE-MODEL'))

template = ERB.new <<-EOF
<style type="text/css">
  .fedora-datastream-content-model {
    border: 1px solid #333;
  }
  
  .fedora-datastream-content-model .pid { background-color: #FFA0A0;}
  
  .fedora-datastream-content-model th td {
    text-align: center; padding: 15px; border-bottom: 1px solid #333;
  }
  
  .fedora-datastream-content-model td {
    padding: 15px; border-top: 1px solid #ccc;
  }
  
  .fedora-datastream-content-model .datastream {
     background-color: #E0E0FF;
  }
  
  .fedora-datastream-content-model .text-xml {
    background-color: #CCCCFF;
  }
  
  .fedora-datastream-content-model .video {
    background-color: #CCFFCC;
  }
  
  .fedora-datastream-content-model .system {
    background-color: #FFE0C0;
  }
  
  .fedora-datastream-content-model .pid {
    background-color: #FFA0A0;
  }
  
  .fedora-datastream-content-model .dc-title {
    font-size: .6em;
  }
  
</style>
<table class="fedora-datastream-content-model">
  <thead>
    <tr>
      <th><%= pid %></th>
    </tr>
  </thead>
  <tbody>
<!-- System Datastreams -->
  <tr class="system pid"><td>Persistent ID (PID)</td></tr>
  <tr class="system text-xml text"><td>AUDIT (text/xml)</td></tr>
  <tr class="system text-xml text"><td>DC (text/xml)</td></tr>
  <tr class="system text-xml text"><td>RELS-EXT (text/xml)</td></tr>

<!-- User Datastreams -->
  <% doc.xpath('//dscm:dsTypeModel', 'dscm' => 'info:fedora/fedora-system:def/dsCompositeModel#').reject { |ds| ['DC', 'RELS-EXT'].include? ds.xpath('@ID').to_s }.each do |ds| %>
    <tr class="datastream <%= ds.xpath('dscm:form/@MIME', 'dscm' => 'info:fedora/fedora-system:def/dsCompositeModel#').map { |x| [x.to_s.parameterize, x.to_s.split('/').first.parameterize].join(' ') }.join(' ') %>">
      <td><%= "%s (%s)" % [ds.xpath('@ID').to_s, ds.xpath('dscm:form/@MIME', 'dscm' => 'info:fedora/fedora-system:def/dsCompositeModel#').map { |x| x.to_s }.join('; ')] %>

      <% unless ds.xpath('dc:title', 'dc' => 'http://purl.org/dc/terms/').empty? %>
        <div class="dc-title"><%= ds.xpath('dc:title', 'dc' => 'http://purl.org/dc/terms/').first.text %></div>
      <% end %>

      </td>
    </tr>
  <% end %>
  </tbody>
</table>
EOF

puts template.result(binding)