Pastable version of Tag ordering code

<pre class='prettyprint' language='ruby'>class Item
  def raw_tag_list; &quot;one, two, three, four, five&quot;; end
  def public_tags; [&lt;#Tag name=two&gt;, &lt;#Tag name=five&gt;, &lt;#Tag name=one&gt;, &lt;#Tag name=four&gt;, &lt;#Tag name=three&gt;]; end

def tags
    return Array.new if raw_tag_list.nil?

# Get the raw tag list, split, squish (removed whitespace), and add each to raw_tag_array
    # Make sure we skip if the array already has that tag name (remove any duplicates that occur)
    raw_tag_array = Array.new
    raw_tag_list.split(',').each do |raw_tag|
      next if raw_tag_array.include?(raw_tag.squish)
      raw_tag_array &lt;&lt; raw_tag.squish
    end

tags = Array.new

# grab all the tag objects
    tags_out_of_order = public_tags
    if tags_out_of_order.size &gt; 0
      # resort them to match raw_tag_list order
      raw_tag_array.each do |tag_name|
        tag = tags_out_of_order.select { |tag| tag.name == tag_name }
        tags &lt;&lt; tag
      end
      # at this point, we have an array, with arrays of object  [[tag], [tag], [tag]]
      # use compact to remove any nil objects, and flatten to convert it to [tag, tag, tag]
      tags = tags.compact.flatten
    end

tags
  end
end</pre>
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Pastable version of Tag ordering code