account.rb

require 'rubygems'
require 'graft'
require 'time'

class AccountList
  include Graft::Model
  
  attribute :id
  attribute :author, :from => 'author/name'
  attribute :count, :from => 'openSearch:totalResults'
  attribute :per_page, :from => 'openSearch:itemsPerPage'
  
  def accounts
    @accounts ||= (self.document / 'entry').map {|e| Account.new(e) }
  end
  
end

class Account
  include Graft::Model
  
  attribute :table_id, :from => 'dxp:tableId'
  attribute :updated
  
  def id
    table_id.sub(/^ga:/, '')
  end
  
  def updated_at
    Time.parse(updated)
  end
end

al = AccountList.new(File.read('google.xml'))

puts "Account list:"

puts "              id: #{al.id}"
puts "          author: #{al.author}"
puts "           count: #{al.count}"
puts "records per page: #{al.per_page}"

account = al.accounts.first

puts ''
puts "First entry"

puts "id:         #{account.id}"
puts "updated_at: #{account.updated_at.strftime('%Y-%m-%d %H:%I:%S')}"

google.xml

<?xml version='1.0' encoding='UTF-8'?>
<feed xmlns='http://www.w3.org/2005/Atom' xmlns:openSearch='http://a9.com/-/spec/opensearchrss/1.0/' xmlns:dxp='http://schemas.google.com/analytics/2009'>
 <id>http://www.google.com/analytics/feeds/accounts/ga@viget.com</id>
 <updated>2009-03-03T07:22:11.000-08:00</updated>
 <title type='text'>Profile list for ga@viget.com</title>
 <link rel='self' type='application/atom+xml' href='http://www.google.com/analytics/feeds/accounts/ga@viget.com'/>
 <author>
   <name>Google Analytics</name>
 </author>
 <generator version='1.0'>Google Analytics</generator>
 <openSearch:totalResults>106</openSearch:totalResults>
 <openSearch:startIndex>1</openSearch:startIndex>
 <openSearch:itemsPerPage>106</openSearch:itemsPerPage>
 <entry>
   <id>http://www.google.com/analytics/feeds/accounts/ga:250721</id>
   <updated>2008-07-21T14:05:57.000-07:00</updated>
   <title type='text'>z. Historical - www.squidoo.com</title>
   <dxp:tableId>ga:250721</dxp:tableId>
   <dxp:property name='ga:accountId' value='185209'/>
   <dxp:property name='ga:accountName' value='Squidoo Beta'/>
   <dxp:property name='ga:profileId' value='250721'/>
   <dxp:property name='ga:webPropertyId' value='UA-185209-2'/>
 </entry>
</feed>